
|
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| COMPANY NAME | CITY | STATE | TEST TYPE |
| (IBC) Interstate Brands Corp | Schiler Park | IL | Urine |
| ,khj | bbjb | LA | Urine/Blood |
| `brinks security | montreal | Quebec | Hair |
| 234324 | 23423 | Select US or Canada State | Select Test Type |
| 24seven | Ipswich | N/A | Urine |
| 2-Jax Const | Evanston | WY | Urine/Blood |
| 34543 | 34543 | Select US or Canada State | Select Test Type |
| 3D Systems | Valencia | CA | Urine |
| 3D Systems | Rock Hill | SC | Urine |
| 3M | West Caldwell | NJ | Urine |
| 3m | St. Paul | MN | Urine |
| 43543 | 34534 | Select US or Canada State | Select Test Type |
| 4Wheel Drive Hardware | Columbiana | OH | Urine |
| 5/3 Bank | Louisville | KY | Urine |
| 7 Cesars Casino | Port Angeles | WA | Hair |
| 7 eleven | newport news | VA | Urine |
| 7-11 | Newport News | VA | Urine |
| 7-eleven | Tampa bay | FL | Hair |
| 84 Lumber | Midland | MI | Urine |
| 84 Lunber | Eighty-Four | PA | Hair |
| 99 cents only stores | commerce is the main office | CA | Urine |
| A A A Auto Club of America | Houston | TX | Hair |
| A High School | Lake Charles | LA | Hair |
| A Teichert & sons | Sacramento | CA | Urine |
| A&P | millwood | NY | Urine |
| a.d.m | adm | IN | Other Test/Indicate |
| A.H.Belo | Dallas | TX | Urine |
| A.M. Castle & Co. | Franklin Park | IL | Urine |
| A.M.D. | Austin | TX | Urine |
| A.O. REED | San Diago | CA | Urine |
| A.P CROLL & SON | GEORGETOWN | DE | Urine |
| A1 electronics | Toronto | Ontario | Other Test/Indicate |
| aaa | costa mesa/long beach | CA | Hair |
| AAA | Los Angeles | CA | Hair |
| AAA Colorado | Denver | CO | Urine |
| AAA Life Insurance Company | Livonia | MI | Urine |
| AAA of Missouri | St. Louis | MO | Hair |
| AAA of Southern California | Costa Mesa | CA | Hair |
| aaaaa any company in mansf | mansfiled | OH | Hair |
| A-Affordable Auto Insurance | Watertown | MA | Urine |
| A-America, Inc. | Tukwila | WA | Urine |
| AAR CORP. | Wood Dale | IL | Urine |
| Aaron Rents | Atlanta | GA | Urine |
| Aaron Rents, Inc. | Charlotte | NC | Urine |
| aaw | Houston | VA | Urine |
| A-B PLASTICS | MILFORD | OH | Urine |
| ABB | Columbus | OH | Urine |
| Abbot Lab | Waukegan | IL | Urine |
| abbott laboratories | Chicago | IL | Urine |
| Abbott Laboratories | IL | Select Test Type | |
| Abbott Labs | chicago | IL | Urine/Blood |
| Abbott Labs | Abbott Park | IL | Urine |
| Abby's Legendary Pizza | Grants Pass | OR | Urine |
| ABC | New York | NY | Urine |
| ABC Pest & Lawn | Austin | TX | Urine |
| abc school supply | Duluth | GA | Urine |
| abc studios | burbank | CA | Urine |
| ABC Warehouse | Fort Gratiot | MI | Urine |
| ABC-TV | Chicago | IL | Urine |
| Abercrombie and fitch | Gainesville | FL | Urine |
| Abilene Psychiatric Center | Abilene | TX | Urine |
| Abilene State School | Abilene | TX | Urine |
| ABLE BODY CORPORATION | JOPLIN MISSOURI/PITTS.KANSAS | MO | Urine |
| Ablest | Atlanta | GA | Urine |
| Ablest Inc | Clearwater | FL | Urine/Blood |
| ablest staffing | clearwater | FL | Urine |
| ABM Industries | Philadelphia | PA | Urine |
| ABM Industries | Centralia | WA | Urine |
| Abt | Morton Grove | IL | Urine |
| abx, inc. | wilmington | OH | Urine |
| academy | hoboken | NJ | Urine |
| Academy Honda | Old Bridge | NJ | Urine |
| acadiana bottling | Lafayette | LA | Urine |
| Acambis | Cambridge | MA | Urine |
| Accenture | San Francisco | CA | Urine |
| accenture | wilmington | DE | Urine |
| accenture | chicago | IL | Hair |
| access point | irvine | CA | Urine |
| Acclaris | Tampa | FL | Urine |
| accpac international | pleasanton | CA | Urine |
| AccuFab | Raleigh | NC | Urine |
| Accuma Corporation | Statesville | NC | Urine |
| Ace Hardware | Grosse Pointe | MI | Urine |
| Ace Hardware | Laie | HI | Urine |
| ace hardware | mcminnville | TN | Urine |
| aceco rentail | lompoc | CA | Urine |
| ACI | Denver | CO | Urine |
| ACME supermarkets | throughout | PA | Urine |
| Acme Brick | Corpus Christi | TX | Hair |
| Acme Bricks Inc. | Denton, TX | TX | Hair |
| Acme Engineering | Ft. Smith | AR | Urine |
| Acme Steel | Riverdale | IL | Hair |
| Acme supermarket | east brunswick | NJ | Urine |
| acnielsonbases | covington | KY | Urine/Blood |
| Acosta | Bentonville | AR | Urine |
| Acro Service Corporation | Livonia | MI | Urine |
| Acrux | Bellefontaine | OH | Urine |
| acs | Lexington | KY | Urine |
| ACS (call center) | Portland - Gresham location | OR | Salvia |
| ACS-Inc. | Lexington | KY | Urine |
| ACT Conferencing | Golden | CO | Urine |
| action lane | action lane | MS | Urine |
| action xpress | des moines | IA | Urine |
| actionet | fairfax | VA | Urine |
| Acura of modesto | modesto | CA | Urine |
| acurate engineering | oxnard | CA | Other Test/Indicate |
| Acxiom | Little Rock | AR | Urine |
| acxiom | conway | AR | Urine |
| Adair Publishing | Standish | MI | Urine |
| Adams Mark | Columbia | SC | Urine |
| Adam's Mark Hotel | St Louis | MO | Urine |
| Adam's Mark Hotel Dallas | Adam's Mark Hotels | TX | Urine |
| adams products company | morrisville | NC | Urine/Blood |
| adavnced auto parts | westmonroe | LA | Urine |
| ADC Telecommunications Inc. | Itasca | IL | Urine |
| ADC the broad band company | minneapolis | MN | Urine |
| ADD Staffing | Yakima | WA | Salvia |
| Addeco | Beachwood | OH | Urine |
| Addeco | Beaverton | OR | Urine |
| Addeco Temp Agency | Boston | MA | Urine |
| Addisigns, Inc. | Tucson | AZ | Urine |
| Addison Steel | lockhart | FL | Urine |
| adecco | Lexington | KY | Urine |
| Adecco | all | NJ | Urine |
| Adecco Tempng Firm | New York | NY | Urine |
| Adel Memorial Hospital | Adel | GA | Urine |
| Adelphia | palm beach county | FL | Urine |
| adelphia | plymouth | MA | Urine |
| Adelphia Cable Communication | coudersport | PA | Urine |
| Adelphia Communications | Newark | OH | Urine |
| ADESA Austin | Austin | TX | Hair |
| adf | adsfasd | CA | Blood |
| ADI | Allston, Hingham, Waltham | MA | Urine |
| Adknowledge | Kansas City | MO | Urine |
| ADL | OLMSTED | IL | Urine |
| adm | clinton | IA | Hair |
| ADM (Arch Danials Midland Co | main office in Decater IL. | IL | Urine |
| ADM Investor Services, Inc. | Chicago | IL | Other Test/Indicate |
| adm\growmark | kansas city | KS | Urine |
| adobe animal hospital | los altos | CA | Urine/Blood |
| Adolph Coors Company | Golden | CO | Urine |
| ADP | Fort Washington | PA | Urine |
| ADP | roseland | NJ | Urine |
| ADP | BUENA PARK | CA | Urine |
| ADP | Urine | ||
| ADT | San Antonio | TX | Urine |
| adt security services canada | london | Ontario | Urine |
| ADT Security Systems | Aurora | CO | Urine |
| ADT/TYCO /Fire & Security | Henrietta (Rochester) | NY | Urine |
| ADT/TYCO Fire & Security | Jacksonville | FL | Urine |
| ADTRAN | Huntsville | AL | Urine |
| adult probation | dallas | TX | Urine |
| advance auto | massena | NY | Urine |
| Advance Auto Parts | Batesville | AR | Urine |
| Advance Auto Parts | Roanoke | VA | Urine |
| Advance Autp Parts | Fort Wayne | IN | Urine |
| Advanced Accessory Systems | Sterling Heights | MI | Urine |
| Advanced Assembly | Columbia City | IN | Hair |
| advanced auto parts | point pleasant | NJ | Urine |
| Advanced Circuits | Aurora | CO | Urine |
| Advanced Connections | Grand Prairie | TX | Urine |
| Advanced Connections | Grand Prairie | TX | Urine |
| Advanced Data Processi | Urine/Blood | ||
| Advanced Drug Testing | Saint Louis | MO | Urine |
| Advanced Energy Industries I | Ft.Collins | CO | Urine |
| Advanced Fibre Communication | Petaluma | CA | Urine |
| Advanced Medical Optics | Santa Ana | CA | Urine |
| advanced packing concepts | vista | CA | Urine |
| Advanced Vacuum Systems | Ayer | MA | Urine |
| Advancepcs | ft worth | TX | Urine |
| Advanta mortgage | Fort Washington | PA | Urine |
| Advantage Medical Staffing | Lakeland | FL | Urine |
| Advantage Rent A Car | Bryan | TX | Urine |
| Advantec - Staffing | Tampa | FL | Urine |
| adventist heatlh | loma linda | CA | Urine |
| Advocare | Carrollton | TX | Hair |
| AdvoCare International | Carrollton | TX | Hair |
| Advocate Healthcare | Chicago | IL | Urine/Blood |
| Aegis Communication | Sierra Vista | AZ | Urine |
| Aegon | Clearwater | FL | Urine |
| AEGON | Louisville | KY | Urine |
| AEL | Urine | ||
| aero metals | laporte | IN | Urine |
| Aerojet | Urine/Blood | ||
| aerostructures Corp | nashville | TN | Urine |
| aerotek | New York | NY | Urine |
| Aerotek Consulting | Baltimore | MD | Urine |
| Aerotek Contract Engineering | Dallas | TX | Urine |
| Aerotek Scientific | Syracuse | NY | Urine |
| Aetna | King of Prussia | PA | Urine |
| Aetna | Denver | CO | Urine |
| Aetna Ambulance | Hartford | CT | Urine |
| Aetna Life & Casualty | Urine | ||
| Aetna US Healthcare | Los Angeles | CA | Urine |
| Affiliaed Foods | Amarillo | TX | Urine |
| Affiliated Foods Midwest | Norfolk | NE | Urine |
| AFL Network Sevices | Atlanta | GA | Urine |
| AFLAC | Columbus | GA | Urine |
| AG Processing Inc. Coop | Eagle Grove | IA | Urine |
| Agco | Willmar | MN | Urine |
| aggregate industries | kalamazoo | MI | Urine |
| AGIES | mobile | AL | Urine |
| Agilent Technologies | Santa Rosa | CA | Urine |
| Agilysys | Boca Raton | FL | Urine |
| agora | Baltimore | MD | Urine |
| Agora Leather Products | St Petersburg | FL | Urine |
| Agouron | La Jolla | CA | Urine |
| AGProccessing Inc. | Omaha | NE | Urine |
| AGS/Nynex | Urine | ||
| Ahal Concrete | Bridgeton | MO | Urine |
| aic | raleigh | NC | Urine |
| AIG | Alpharetta | GA | Urine |
| AIG | Columbus | GA | Salvia |
| AIG | Virginia Beach | VA | Urine |
| AIG | New York | NY | Urine |
| aim mantenance | Newman | N/A | Urine |
| aimbridge hospitality | covington florence | KY | Salvia |
| AIMCO | Greenville | NC | Urine |
| air canada | montreal | Quebec | Urine |
| air canada | dorval | Quebec | Blood |
| air canada | motreal canada | Quebec | Urine |
| Air Canada | ottawa | Ontario | Urine |
| Air Cold Supply | Hayward | CA | Urine |
| Air France | Roissy | N/A | Urine |
| air power services | pensacola | FL | Urine |
| Air Products | Allentown & other PA locations | PA | Urine |
| Air Products & Chemicals | Allentown | PA | Hair |
| air spares/aerostar | Tacoma/Fife | WA | Urine |
| Air Touch Comm | Urine | ||
| Air wisconsin | APPLETON | CO | Urine |
| air xchangers | catoosa | OK | Urine |
| airborne express | bay area | CA | Urine |
| Airborne Express | Asheville | NC | Urine |
| airborne express | atlanta | GA | Urine/Blood |
| airborne express | golden valley | MN | Urine |
| Airgas | San Leandro | CA | Urine |
| Airgas East | Cheshire | CT | Urine |
| Aisin World Corp | Plymouth | MI | Urine |
| Ajax Die Casting | Broken Arrow | OK | Urine |
| Ajilon | Dallas | TX | Urine |
| AK Steel | Middletown | OH | Hair |
| ak steel | butler | PA | Hair |
| AK STeel | Middletown | OH | Urine |
| Aker Solutions | Houston | TX | Urine |
| Akorn | Minneapolis | MN | Urine |
| Akron Childrens Hospital | Akron | OH | Urine |
| Akron General Hospital | Akron | OH | Urine |
| Akron General Hospital | Akron | OH | Urine |
| aksteel | middletown | OH | Urine/Blood |
| aksteel | butler | PA | Urine |
| Akzo Nobel | Columbus | MS | Urine/Blood |
| Akzo Nobel Coatings | Norcross | GA | Urine |
| Akzo-Nobel | Fort Worth | TX | Urine |
| Alabama Board of Nursing | Montgomery | AL | Urine |
| aladdin mills | dalton | GA | Urine |
| alamo car reservations | florida | FL | Roche Test Cup |
| Alaron Latin America | South Miami | FL | Hair |
| ALaS Corp | New York | NY | Urine |
| Alaska Airlines | Seattle | WA | Urine |
| Alaska Pacific Logging | Ketchikan | AK | Urine |
| Alaska rubber and supply | anchorage | AK | Urine |
| Albemarle Corp | Houston | TX | Urine |
| Alberici Construction | St Louis | MO | Urine |
| alberto culver | Melrose Park | IL | Urine |
| Albertsons | Riverside | CA | Urine |
| albertsons | rosamond | CA | Salvia |
| albertsons | Longmont | CO | Salvia |
| albertsons | port angeles | WA | Urine |
| albertsons | topeka | KS | Urine |
| albertsons | austin | TX | Urine |
| Albertsons | El Paso | TX | Urine |
| Albertsons | Albertsons | CA | Urine |
| albertsons | boise | ID | Urine |
| Albertsons | Las Vegas | NV | Urine |
| ALBERTSONS | ESCONDIDO | CA | Urine |
| albertsons | Seattle | WA | Urine |
| Albertsons | Longwood | FL | Urine |
| Albertson's | Tallahassee | FL | Urine |
| Albertson's | Boise | ID | Urine |
| Albertson's | Fort Lauderdale | FL | Urine |
| Albertson's | Portland | OR | Urine |
| Albertson's | Urine | ||
| Albertsons # 6345 | Goleta | CA | Urine |
| albertsons 587 | bend | OR | Roche Test Cup |
| Albertson's Grocery | Broussard | LA | Urine |
| Albertsons Grocery Store | Plano | TX | Urine |
| Albertson's Grocery store | Lacey | WA | Urine |
| Albertsons Grocery Stores | Gainesville | FL | Urine |
| Albertsons Warehouse | Plant City | FL | Urine |
| Albertsons Warehouse | Plant City | FL | Urine |
| albuquerque puplic schools | albuquerque | NM | Urine |
| alcas corporation | Olean | NY | Urine |
| alcas corporation | Olean | NY | Urine |
| Alcatel | Plano | TX | Urine |
| Alcoa | Yankton | SD | Urine |
| Alcoa | Massena | NY | Urine |
| Alcoa | Cressona | PA | Urine |
| Alcoa | Beloit | WI | Urine |
| Alcoa | Elizabethton | TN | Urine/Blood |
| Alcoa | Magnolia | AR | Urine |
| Alcoa KCC | Hawesville | KY | Urine |
| Alcoa Texarkana | texarkana | TX | Urine |
| Alcon Labs | Ft.Worth | TX | Urine |
| aldi | niles | IL | Urine |
| Aldi | Valparaiso | IN | Urine |
| aldrich chemical | sheboygan falls | WI | Urine/Blood |
| alegent healthcare | omaha | NE | Urine |
| Alert Ambulance Service | Lakewood | NJ | Urine |
| Alex Lee Inc./ Lowes Foods | Hickory | NC | Urine |
| Alexian Brothers Medical Cen | Elk Grove Village | IL | Urine |
| Alexian Village | Signal Mountain | TN | Urine |
| Alexion Pharmaceuticals | Cheshire | CT | Urine |
| Alfa Laval, Inc. | Richmond | VA | Urine |
| Alfred Angelo | Austin | TX | Urine |
| ALGROUP WHEATON, WHEATON USA | MILLVILLE | NJ | Urine |
| All Care VNA | Lynn | MA | Urine |
| All Childrens Hospital | Fl | FL | Urine/Blood |
| all offshore drilling contra | houston | TX | Urine |
| all star gas | lebanon | MO | Urine |
| All State Insurance | los angeles | CA | Hair |
| Allcom of Wisconsin | Glandale | WI | Urine |
| Allegan General Hospital | Allegan | MI | Urine |
| allegeny energy | Greensburg | PA | Urine |
| allegheny energy | belmont | WV | Urine |
| Allegiance Healthcare | McGaw Park | IL | Urine |
| Allegiance Healthcare | Englewood | CO | Urine |
| Allegiance Healthcare | Englewood | CO | Urine |
| Allegiance Healthcare | McGaw Park | IL | Urine |
| allegiance healthcare | chicago | IL | Urine |
| Allegiance Telecom | Dallas | TX | Urine |
| Allen Samuels Dodge | Tyler | TX | Urine |
| ALLEN-BRADLY | CHAMPAIGN | IL | Urine |
| allenstoragemoving | flint | MI | Urine |
| Alliance | Martinsville | VA | Urine |
| Alliance Capital | NY | NY | Urine |
| Alliance Entertainment | Coral Springs | FL | Hair |
| ALLIANCE PACKAGING | RENTON | WA | Urine |
| Alliance Residential Managem | Houston | TX | Urine |
| Alliance/Bally Gaming | Reno | NV | Hair |
| Alliant Energy Company | Cedar Rapids | IA | Urine |
| Alliant Techsystems | national | UT | Urine |
| Allianz Life | Minneapolis | MN | Urine |
| allied domecq | hartford | CT | Hair |
| Allied Domeque/Baskin Robbin | Owensboro | KY | Urine |
| ALLIED ELECTRICAL | VAN BUREN | AR | Urine |
| Allied Flooring | Las Vegas | NV | Hair |
| Allied Waste | Scottsdale | AZ | Urine |
| Allied Waste | Commerce City | CO | Urine |
| Allied Waste Industries | Scottsdale | AZ | Urine |
| Allied Waste/Browning Ferris | Scottsdale | AZ | Urine |
| Allison Transmission | Indianapolis | IN | Urine |
| Allison Transmission | Indianapolis | IN | Hair |
| Allstate | Chicago | IL | Urine |
| Allsteel | Muscatine | IA | Urine |
| Alltech, Inc | Nicholasville | KY | Urine |
| Alltel | Little Rock | AR | Urine |
| alltel | tampa | FL | Urine |
| Alltel | Maumee | OH | Urine |
| Alltel | Maumee | OH | Urine |
| Alltel Corporation | Little Rock | AR | Urine |
| Alltests International | Nationwide | NY | Urine/Blood |
| Aloha Auto Auction | Honolulu | HI | Urine/Blood |
| alpha baking company | laporte | IN | Urine |
| alpha telcom | grants pass | OR | Other Test/Indicate |
| Alpha Therapeutics | Los Angeles | CA | Urine |
| Alpharetta Convention & Visi | Alpharetta | GA | Urine |
| Alpharma | Baltimore | MD | Urine |
| Alpine | Toronto | Ontario | Blood |
| ALR | Irvine | CA | Urine |
| Als Formal Wear | odessa | TX | Urine |
| Als Tire Center | Boise | ID | Urine |
| Alstom | White City | OR | Urine |
| ALSTOM Environmental Control | Knoxville | TN | Urine |
| Altercare | Navaree | OH | Urine/Blood |
| Alternative Resources Corpor | Bloomington | MN | Urine |
| Alterra Clare Bridge | Brick | NJ | Urine |
| Amalgamated Life Insurance | NY | NY | Urine |
| Amano Cincinnati | Anaheim | CA | Urine |
| Amanzon.com | Fallon | NV | Urine/Blood |
| amarilo hardware co | amrilo | TX | Urine |
| Amato Drug & DNA Testing | Merced | CA | Urine |
| amazon | seattle | WA | Urine |
| amazon.com | campbellsville | KY | Bio Medica Test Cup |
| amc gulf pointe 30 | houston | TX | Urine |
| AMD | Urine/Blood | ||
| Amer.com | Largo | FL | Urine |
| Amerada/Hess | Natick | MA | Urine |
| Ameren UE | St. Louis | MO | Hair |
| ameri gas | valley forge | Select US or Canada State | Urine |
| America Online | Many Cities | VA | Urine |
| America Online | AOL | OK | Urine |
| America Online | Tucson | AZ | Urine |
| American Air Filter | Louisville | KY | Urine |
| american air filter | Elizabethtown | PA | Urine |
| American Airlines | Dallas-Fort Worth | TX | Urine |
| american airlines | dallas | TX | Urine |
| American Airlines | Cleveland | OH | Salvia |
| American Airlines | San Juan | PR | Urine |
| American Airlines, AMR | Fort Worth | TX | Urine |
| american arbitrators | New York | NY | Urine |
| American Auto Association | Wiliamsville | NY | Urine |
| American Axle Manufacturing | Detroit | MI | Urine |
| American Axle Salary | Detroit | MI | Hair |
| American Bottling Company | South Saint Paul | MN | Urine |
| American Car Wash | Johnston | IA | Urine |
| American Century Investments | Kansas City | MO | Urine |
| American Color Graphics | Brentwood | TN | Urine |
| American Commercial,Inc. | Bristol | VA | Urine |
| American Dairy Brands | Plymouth | WI | Urine |
| American Eagle Outfitters | Wayne | NJ | Urine |
| American Eletric Power | Columbus | OH | Urine |
| american equipment & trailer | amarillo | TX | Urine |
| American Equity Mortgage | St. Louis | MO | Urine |
| American Express | Salt Lake City | UT | Urine |
| American Express | Plantation | FL | Urine |
| American Express | Phoenix | AZ | Urine |
| American Express | Phoenix | AZ | Urine |
| American Express | Philadelphia | PA | Urine |
| American Express | Greensboro | NC | Urine |
| American Express | Phoenix | AZ | Urine |
| American Express | NYC | NY | Urine |
| american express | new york | NY | Urine |
| American Express Financial A | Bedford | NH | Urine |
| American Foods Group | Green Bay | WI | Urine |
| american furniture | colorado springs | CO | Urine |
| american furniture | thorton | CO | Urine |
| American Furniture Warehouse | Thornton | CO | Urine |
| American Games | Council Bluffs | IA | Urine |
| american general | kansas city | MO | Urine |
| American General Corp | Houston | TX | Urine |
| American General Financial | Houston | TX | Urine |
| American General Life | Urine | ||
| american golf | santa barbra | CA | Urine |
| American Golf Corp. | Santa Monica | CA | Urine |
| American Home Shield | Carroll | IA | Urine |
| american legion | san diego | CA | Urine |
| american mechanical services | phoenix | AZ | Urine |
| American Medical Responce | every where in the USA | CA | Urine |
| American Medical Response | Natick | MA | Urine |
| AMERICAN MEDICAL RESPONSE | MIAMI | FL | Urine |
| american microsystems | pocatello | ID | Urine |
| AMERICAN NTN BEARING | ELGIN | IL | Urine |
| American Orient Express | Tenino | WA | Urine |
| american pallet | kingsbury | IN | Urine |
| American Paper and Twine | Nashville | TN | Urine |
| American Power Conversion | West Kingston | RI | Urine |
| American Red Cross | Tulsa | OK | Urine |
| american red cross | atlanta | GA | Urine |
| American Renolit Corporation | La Porte | IN | Urine |
| American Residential Service | Myrtle beach, SC | SC | Urine/Blood |
| American Retirement Corporat | Seminole | FL | Urine |
| American Sports Products Gro | Austin | TX | Urine |
| American Standard Inc. | South Planfield | NJ | Urine |
| American Steel Foundries | Granite City | IL | Urine |
| American T.V. and Appliance | Marquette | MI | Urine |
| American Tower | Boston | MA | Urine |
| american trans air airlines | indianapolis | IN | Urine |
| AMERICAS BODY COMPANY | TAMPA | FL | Urine |
| America's Cash Express | Irivng | TX | Urine |
| america's vacation center | san diego | CA | Urine/Blood |
| Americia Online call center | Albuquerque | NM | Urine |
| Americian Home Patient | Albuquerque | NM | Urine |
| Americo Retirement Services | Dallas | TX | Urine |
| AmeriCorps NCCC | there are 4 campuses,CharlestonSC, DC, Denver,Cali | SC | Urine |
| americredit financial servic | fort worth | TX | Urine |
| Ameriform Manufacturing Inc. | Carolton | KY | Urine |
| Amerigas Propane | IN | Urine | |
| ameripark | atlanta | GA | Urine |
| Ameripath | Dallas | TX | Urine |
| Ameriprise | Minneapolis | MN | Blood |
| ameriprise | minneapolis | MN | Urine |
| Ameriserve | Urine | ||
| Amerisource Bergen | Valley Forge | PA | Urine |
| Ameristar Casino | Kansas CIty | MO | Urine |
| ameristar casino | vicksburg | MS | Urine |
| Ameritech | chicago | IL | Urine |
| Ameritech | Indianapolis | IN | Urine |
| Ameritech | Dayton | OH | Urine |
| amerix corporation | columbia | MD | Urine |
| Ameron Steel Fabrication | Fontana | CA | Urine |
| AMES Home Loans | Los Angelds | CA | Urine |
| AMEY RAIL | BRISTOL | N/A | Urine |
| AMFAC (Fred Harvey company, | Select US or Canada State | Select Test Type | |
| Amgen | Thousand Oaks | CA | Urine |
| Amherst Metal Products | Amherst | OH | Urine |
| AMLI | Naperville | IL | Urine |
| AmLog | Taber | Alberta | Urine |
| Amphenol | Sidney | NY | Urine |
| amphora | RTP | NC | Urine |
| amr | greenwood village | CO | Urine |
| amr corp. american airlines | dallas | TX | Urine |
| AMS | Kearneysville | WV | Hair |
| Amsouth Bank | Anniston | AL | Urine |
| amtrak | boston | MA | Urine |
| amtrak | beech grove | IN | Urine |
| amtrak | los angeles | CA | Urine |
| amtrak | all of usa | NY | Urine |
| AMWAY GRAND PLAZA HOTEL | GRAND RAPIDS | MI | Hair |
| Amy's Ice Cream | Austin | TX | Urine |
| Anacomp corp | Urine | ||
| Anadarko | Houston/The Woodlands | TX | Hair |
| Anadarko | The Woodlands | TX | Hair |
| Anadigics | Warren | NJ | Urine |
| Analogic | Peabody | MA | Hair |
| Analysts International Corpo | Houston | TX | Urine/Blood |
| Analytical Research Laborato | Oklahoma City | OK | Blood |
| Ancira Car Dealership | San Antonio | TX | Urine |
| Ancor | Troy | MI | Salvia |
| Anderson Area Medical Center | Anderson | SC | Urine/Blood |
| Anderson Concrete Corp | Columbus | OH | Urine |
| Anderson Concrete Corp | Columbus | OH | Urine |
| Anderson merchandise | winder | GA | Urine |
| Anderson News Service | Colorado Springs | CO | Hair |
| Anderson Power Products | Sterling | MA | Urine |
| Andersons Merchandisers | Amarillo | TX | Hair |
| andrea | pieve LU | N/A | Hair |
| andrew | orland park | IL | Urine |
| Andrews McMeel Universal | Kansas City | MO | Urine |
| ANECO Electric | Atlanta | GA | Urine |
| Anheiser Busch | Near Atlanta, possibly all locations | GA | Hair |
| Anheuser Busch | St. Louis | MO | Hair |
| Anheuser Busch | St. Louis | MO | Hair |
| Anheuser-Busch | Saint Louis Missouri | Select US or Canada State | Hair |
| Anheuser-Busch | Syracuse | NY | Hair |
| anheuser-busch | San Diego | CA | Hair |
| Anheuser-Busch | Fairfield | CA | Hair |
| Anheuser-Busch Inc. | Williamsburg | VA | Hair |
| Anheuser-Busch,Inc | Van Nuys | CA | Hair |
| ANHEUSHIER BUSCH | fairfild ca. | CA | Hair |
| Anhuser-Busch | St. Louis | MO | Hair |
| animated | new york | NY | Urine |
| Anixter International | Skokie | IL | Urine |
| Anixter International | Reno | NV | Urine |
| ANPAC | Springfield | MO | Urine |
| Antares Technology | Baton Rouge | LA | Urine |
| Anthem | Indianapolis | IN | Urine |
| Anthony and Sylvan Pools | Doylestown | PA | Urine |
| antonio domingos tiengo | piracicaba | N/A | Other Test/Indicate |
| Anza Management | Newport Beach | CA | Urine |
| aol | new york | NY | Urine |
| AOL | Albuquerque | NM | Urine |
| AP Labs | San Diego | CA | Urine |
| AP Part | Granger | IN | Urine |
| Apac Telemarketing | Davenport | IA | Urine |
| APAC Teleservices | CORPUS CHRISTI | TX | Urine |
| Apache Oil | El Campo | TX | Hair |
| Apartment Investment and Man | Denver | CO | Urine |
| Apartment Search | KC, Atlanta, Detroit, Minneapolis, LA, | Select US or Canada State | Urine |
| APC | West Kington | RI | Urine |
| Apcom, Inc. | Franklin | TN | Urine |
| Apex Cabinet Building | Apex | NC | Urine |
| apex systems | irvine | CA | Urine |
| Apex Systems Inc. | Charlotte | NC | Urine |
| APG electric | largo,fl | FL | Salvia |
| APM Terminals | Elizabeth | NJ | Urine |
| APM Terminals | Multiple U.S. | NC | Urine |
| Apple compiter | Cork | N/A | Urine/Blood |
| Apple Computer | Cork | FL | Urine |
| Applebees | Charlotte | NC | Other Test/Indicate |
| appleby | oakville | Ontario | Urine |
| AppleOne Employment Services | Glendale | CA | Urine |
| Applera | Foster City & Alameda | CA | Urine |
| Application Engineering Corp | Wood Dale | IL | Urine |
| Applied Card Systems | Boca Raton | FL | Urine |
| Applied Card Systems | Ashland | KY | Urine |
| Applied Card Systems | Wilmington | DE | Urine |
| Applied Environmental Consul | Tempe | AZ | Urine |
| applied hydruaulics | houma | LA | Urine |
| APPLIED INDUSTRIAL TECHNOLO | CLEVELAND | OH | Urine |
| applied materials | austin | TX | Urine |
| Applied Pest Control | Vallejo | CA | Urine |
| Applied Systems | University Park | IL | Urine |
| Applied Systems Inc | University Parkway | IL | Urine |
| Applied Systems Inc | University Parkway | IL | Urine |
| AppTec | Philadelphia | PA | Urine |
| AppTec | St. Paul | MN | Urine |
| AppTec | Atlanta | GA | Urine |
| APS Security / American Comm | Merrick | NY | Urine |
| aramark | scranton | PA | Urine |
| aramark | philadelphia | PA | Urine |
| aramark | Philadelphia | PA | Urine |
| Arandell Corporation | Menonomee Falls | WI | Urine/Blood |
| Arbon | sacramento | CA | Urine |
| Arbys | Mechanicsville | VA | Urine |
| arbys | midland | MI | Urine |
| arby's | atlanta | GA | Urine |
| Arby's | Erie | PA | Urine |
| Arby's (RTM) | Portland | OR | Urine |
| ARC (sub. of SEQUA) | Urine | ||
| Arc Hennipen carver value vi | Minneapolis | MN | Urine |
| Arcade Marketing | Chattanooga | TN | Urine |
| Arcelormittal | Burns Harbor | IN | Hair |
| Arch Chemicals | Charleston | TN | Urine |
| arch wireless | plano | TX | Urine |
| arch wireless | sacramento | CA | Urine |
| Arch Wireless | Ridgeland | MS | Urine |
| Arch Wireless | Stoughton | MA | Urine |
| Arch Wireless | Cincinatti | OH | Urine |
| Arch Wireless | Ridgeland | MS | Urine |
| archer management services | new york | NY | Urine/Blood |
| archer management services | new york | NY | Urine |
| Archstone | Denver | CO | Hair |
| archstone | ventura | CA | Hair |
| Archstone-Smith | Redwood Shores | CA | Hair |
| Archstone-Smith | Denver | CO | Hair |
| ARCO Oil and Gas Co. & Explo | Urine/Blood | ||
| Arctic Air | Lubbock | TX | Urine |
| arden | southfield | MI | Urine |
| Arens Oil, Inc. | Montgomery City | MO | Urine |
| Argenbright Security(AHLS) | US | IL | Urine |
| ARGO Systems | Urine | ||
| argyle diamonds | perth | N/A | Urine |
| Ariba | Mountain View | CA | Urine |
| Arizona Chemical | Pensacola FL | FL | Urine |
| Arkansas Blue Cross | all | AR | Urine |
| Arkema | Kensington | CT | Urine |
| Arlington Electrical | Stuart | FL | Urine |
| Arlington Mazda | Arlington | VA | Urine |
| Armstrong Cable | Boardman | OH | Hair |
| Armstrong Garden Centers | Glendora | CA | Urine |
| Arndt&herman-ECMD | Wilkesboro | NC | Urine |
| arrow electronics | willmington | MA | Urine |
| arrow trucking | tulsa | OK | Urine |
| Arrow Trucking Inc. | Mt. Airy | NC | Urine |
| ARS/Rescuerooter | denver | CO | Urine |
| Art Van Furniture | detroit, warren, shelby twp...all locations | MI | Urine |
| Artex Aircraft Supplies | Aurora | OR | Urine |
| arthur middleton holdings | canton | OH | Urine |
| artic catering | anchorage | AK | Urine |
| Asama Coldwater Manufacturin | Coldwater | MI | Urine |
| Asante Health System | Medford | OR | Urine |
| ASAP Metal Fabricatiors Inc. | Yakima | WA | Urine |
| Asbury Park Press | Neptune | NJ | Urine |
| ASC | Lansing | MI | Hair |
| Ascent Healthcare Solutions | Phoenix | AZ | Urine |
| Ascential Software | westboro | MA | Urine |
| ASCG, Inc. | anchorage | AK | Urine |
| asdfsd | asdfdas | Select US or Canada State | Select Test Type |
| Ashland community hospital | Ashland | OR | Urine |
| Ashland Inc | Lexington | KY | Urine/Blood |
| Ashland Public Library | Ashland | OH | Urine |
| ashley industrial molding | ashley | IN | Urine |
| ashley place | lodi | CA | Urine |
| asi | mcperson | KS | Urine |
| asi Sign Systems--Indianapol | Indianapolis | IN | Urine |
| aspen painting inc | aspen | CO | Urine |
| Aspen Park Healthcare | Moscow | ID | Urine/Blood |
| aspen ski company | snowmass vill. | CO | Urine |
| aspen ski company | Aspen | CO | Urine |
| Aspen ski company | Aspen | CO | Urine |
| Aspen Skiing Company | Aspen | CO | Urine |
| Aspen Valley Hospital | Aspen | CO | Urine |
| Asplundh tree experts | vancouver | WA | Urine |
| assembled products corp. | rogers | AR | Urine |
| associated grocers | seattle | WA | Other Test/Indicate |
| associated pathology | LV | NV | Hair |
| associated pathology | las vagas | NV | Hair |
| Associated Pipeline Contract | Houston | TX | Urine |
| associated press | irvine | CA | Urine |
| Associated Wholesale Grocers | Kansas City | KS | Urine |
| ASSOCIATES IN WOMENS SPECIAL | CHATTANOOGA | TN | Urine |
| AST Research | Irvine | CA | Urine |
| asten johnson | jonesboro | GA | Urine |
| Astra Zeneca | Wilmington | DE | Hair |
| Astrazeneca Pharmaceuticals | Wilmington | DE | Urine |
| Astro Building Supplies | Pittsfield Township | MI | Urine |
| ASUCI Shuttle | Irvine | CA | Urine |
| Asurion | Nashville | TN | Urine |
| Asymtek | Oceanside | CO | Urine |
| Asymtek | Carlsbad | CA | Urine |
| AT & T Broadband | Dallas, Plano | TX | Urine |
| AT & T Broadband | Saint Paul | MN | Urine |
| AT & T Broadband | Saint Paul | MN | Urine |
| At & T wireless | Redmond | WA | Urine |
| at home health care | sulpher springs | TX | Urine |
| AT Kearney | New York | NY | Urine |
| AT Kearney | New York | NY | Urine |
| At Your Service | Chicago | IL | Urine |
| at&t | marion | IL | Urine |
| AT&T | Boston | MA | Urine |
| AT&T | Morristown | NJ | Urine |
| AT&T | oklahoma city | OK | Urine |
| at&t | denver | CO | Urine |
| At&t | irvune | CA | Urine |
| at&t | Select US or Canada State | Select Test Type | |
| AT&T | Austin | TX | Urine |
| AT&T | Urine | ||
| AT&T | Tulsa | OK | Urine |
| At&t | Austin | TX | Urine |
| AT&T Broadband | Elyria | OH | Urine |
| at&t broadband | montgomery | AL | Urine/Blood |
| AT&T Broadband | Atlanta | GA | Urine |
| At&t Broandband | Sacramento | CA | Urine |
| AT&T Network Cable Sys | Urine | ||
| AT&T Paradyne | Urine | ||
| AT&T Technologies | Urine | ||
| AT&T Wireless | Oklahoma City | OK | Other Test/Indicate |
| ATand T | Los Angeles | CA | Urine |
| ATI Abrasive Tech Inc | south Elgin | IL | Urine |
| Atkins & Pierce | Covington | KY | Urine |
| ATKO Building Materials | Phoenix | AZ | Urine |
| Atlanta Bonded | Kennesaw | GA | Urine |
| Atlanta Bread Company | Fayetteville | AR | Urine |
| atlanta imaging | norcross | GA | Urine |
| Atlantic City Medical Center | Atlantic City | NJ | Hair |
| Atlantic Container Line | Virginia Beach | VA | Urine |
| atlantic plant maint. | pasadena | TX | Urine |
| ATLANTIC SCAFFOLDING | BATONROUGE'BALTIMORE,FLORICA ETC. | LA | Urine |
| ATLANTIC SCAFFOLDING | BATONROUGE'BALTIMORE,FLORICA ETC. | LA | Urine |
| Atlantic Towing LTD. | Saint John | New Brunswick | Urine |
| Atlantis Security Company | Akron | OH | Urine |
| ATMI | Bloomington | MN | Urine |
| atmos energy | dallas | TX | Urine |
| Atmos Energy Corporation | Dallas | TX | Urine |
| Atofina | Houston, Crosby, Beaumont | TX | Urine |
| ATS | Peoria | IL | Urine |
| ATT | Indianapolis | IN | Urine |
| Audi | Ingolstadt | N/A | Urine |
| Audi | Ingolstadt | N/A | Urine |
| Audi | Princeton | NJ | Hair |
| Audi Porsche of Nashua | nashua | NH | Urine |
| Audubon Metals LLC. | Henderson | KY | Urine |
| Aureus medical | Omaha | NE | Urine |
| aurora health care | milwaukee | WI | Hair |
| Aurora Mannor | Aurora | OH | Urine |
| Austin American Statesman | Austin | TX | Urine |
| Austin Gastroenterology | Austin | TX | Urine |
| Austin Powder Company | Dunlap | TN | Urine |
| AUSTIN POWDER COMPNAY | NASHVILLE | TN | Urine |
| Austin-Anderson News | La Vergne | TN | Hair |
| Autec | Statesville | NC | Urine |
| Auto Nation | Ft. Lauderdale | FL | Hair |
| auto nation auto USA | Ft lauderdale | FL | Hair |
| Auto Natuion | Torrance | CA | Hair |
| Auto Warehousing Company | Tacoma WA, Portland OR. etc. | WA | Urine |
| AUTO WAX COMPANY INC. | DALLAS | TX | Urine |
| Autobell | Charlotte | NC | Urine |
| autoliv | brigham | UT | Urine |
| Automation Engineering Corp | Greenville | SC | Urine |
| Automation Tooling Systems | McAllen | TX | Urine |
| Automotive Component Carrier | Pontiac | MI | Urine |
| Autonation | Seattle | WA | Hair |
| Autonation | Ft. Lauderdale | FL | Hair |
| AUTONATION | CLEARWATER | FL | Hair |
| Autonation | Denver | CO | Hair |
| AUTOTECHNIQUES | Palm Desert | CA | Blood |
| Autozone | Des Moines | IA | Urine |
| AV Nackawic | Nackawic | New Brunswick | Urine |
| Avanade | Chicage | IL | Urine |
| Avanti/Mobil petroleum | Eagan | MN | Urine |
| Avaya | Westminster | CO | Urine |
| avelinos | phoenixville, pa | PA | Urine |
| aventis | frankfurt | NE | Urine |
| Aventis Crop Science | Institute | WV | Urine |
| Avery Dennison | Painesville | OH | Urine |
| Avery Dennison | orange grove | CA | Urine |
| Avio-Diepen Inc. | Atlanta (Riverdale) | GA | Salvia |
| Avis Rent a Car | Seattle | WA | Urine |
| Avis Rent A Car | Garden City | NY | Urine |
| AVL North America | Plymouth | MI | Hair |
| AVNET | TEMPE | AZ | Urine |
| avon | cincinnati | OH | Urine |
| Avon | Chicago | IL | Urine |
| avon products | morton grove | IL | Urine |
| AVON PRODUCTS | New York, N.Y. | NY | Urine |
| Avon Products, Inc. | Rye | NY | Urine |
| AVW Freeman Company | San Francisco | CA | Urine |
| AVX Corp | Myrtle Beach | SC | Urine |
| AW north Carolina | Durham | NC | Urine |
| Axa Insurance | ipswich, suffolk | N/A | Blood |
| Axcelis Technologies Inc. | Beverly | MA | Urine |
| Axiom Staffing | Winchester | VA | Urine |
| Azon | John City | NY | Urine |
| Aztec Communications | Dallas | TX | Urine |
| B & E Electroform Co., Inc | Simpsonville | SC | Urine |
| B and L contractors | Ashland Ky | OH | Urine |
| b&c die cast | jonesboro | AR | Hair |
| b&m baked beans | portland | ME | Urine |
| B. Braun Medical | Allentown | PA | Urine |
| B.F. Goodrich | lexington | MA | Urine |
| B.F.I. CANADA | COQUITLAM | British Columbia | Urine |
| BAA | Indianapolis | IN | Urine |
| Backcountry.com | Park City | UT | Urine |
| Bacou-Dalloz | Smithfield | RI | Urine |
| Badger West | Eau Claire | WI | Urine |
| Bailey Controls Co. | Urine | ||
| baker and taylor | momence | IL | Urine |
| baker and taylot | momence | IL | Urine |
| Baker Distributing | all over the country | FL | Urine |
| Baker Hughes | Houston and Canada | TX | Urine |
| Baker Hughes | Houston | TX | Urine |
| Baker Hughes - Inteq | Denver | CO | Hair |
| Baker Hughes-Baker Atlas | Houston | TX | Hair |
| bakercorp | Seal Beach | CA | Urine |
| bakers | Omaha | NE | Salvia |
| Bakers | LaVista | NE | Urine |
| Bakers | omaha | NE | Other Test/Indicate |
| balboa dodge isuzu hyundai s | san diego | CA | Urine |
| Baldor Specialty Food | Bronx | NY | Urine |
| Baldwin Filters | Kearney | NE | Hair |
| Bales Cleaning & Restoration | Kirkland | WA | Urine |
| balist fencing | cleveland | OH | Urine |
| Ball corporation | denver | CO | Urine |
| bally health clubs | san antonio | TX | Urine |
| Bally Total Fitness | denver | CO | Urine |
| Bally Total Fitness | Detroit | MI | Urine |
| bally's hotel and casino | atlantic city | NJ | Hair |
| Bally's ProFitness | Centerville | OH | Urine |
| Baltic Country Manor | Baltic | OH | Urine |
| baltimore city schools | baltimore | MD | Urine |
| banadanas BBQ | st. louis | MO | Urine |
| Banco de Crédito del Perú | Lima- Perú | NY | Hair |
| Banctec | Pittsburgh | PA | Hair |
| BancTec | World Wide - Based in Texas | TX | Hair |
| Banctec | Urine | ||
| BancTech | Cinaminson | NJ | Hair |
| banes and noble | chesapeake | VA | Urine |
| Banfield | Portland | OR | Urine |
| bangor plasticsinc. | bangor | MI | Urine |
| bank of aerica | east providence | RI | Urine |
| bank of ameica | Charlottesville | VA | Urine |
| Bank Of America | los angeles | CA | Urine |
| bank of america | norfolk | VA | Urine |
| bank of america | providence | RI | Urine |
| bank of america | boston | MA | Urine |
| Bank of America | San Francisco | CA | Urine |
| Bank of America | San Francisco | CA | Urine |
| Bank of America | Groton | CT | Urine |
| bank of america | St. Augustine | FL | Urine |
| Bank Of America | Jacksonville | FL | Urine |
| Bank of Montreal | New York | NY | Urine |
| Bank of Montreal | Chicago | IL | Urine |
| Bank of New YOrk | new york | NY | Urine |
| Bank of New York | New York | NY | Urine |
| Bank of New York | Lake Mary | FL | Urine |
| bank of new york mellon | boston | MA | Urine |
| bank one | Indianapolis | IN | Urine/Blood |
| Bank One | Columbus | OH | Urine |
| Bank One | Columbus | OH | Urine |
| Bank One | Akron | OH | Urine |
| Bank One | Houston | TX | Urine |
| Bank One | Loveland | CO | Urine |
| Bank One | Urine | ||
| Bank One/First USA | (all locations) | IL | Urine/Blood |
| BankAtlantic | Fort Lauderdale | FL | Urine |
| BankFirst | Chandler | AZ | Urine |
| Bankston Nissan | Lewisville | TX | Hair |
| Baptist Hospital | Miami | FL | Urine/Blood |
| baptist hospital of east ten | knoxville | N/A | Urine |
| bar ariston | udine | N/A | Hair |
| Barberton Citizens Hospital | Akron | OH | Urine |
| Barclay Brand Ferdon | South Plainfield | NJ | Urine |
| Barco, Inc. | Ranco Cordova | CA | Urine |
| barker brothers | Mckenzie tennessee | TN | Hair |
| Barloworld Handling | Charlotte | NC | Urine |
| barnes | dallas | TX | Urine |
| barnes & noble | greenville | NC | Urine/Blood |
| barnes and noble | holyoke | MA | Urine |
| barnes and noble | columbus | OH | Urine |
| barnes and noble | kansas cit y | MO | Urine/Blood |
| Barnes and Noble | New York | NY | Urine |
| Barnett | worcester | MA | Urine |
| Barnett | worcester | MA | Urine |
| Barnhills Buffet | Pensacola | FL | Urine |
| Barns and Noble | Columbia | SC | Urine |
| BARONA CASINO | LAKESIDE | CA | Urine |
| Barrett's Business Services | Hermiston | OR | Urine |
| barrie const | new orleans | LA | Hair |
| Barrow County BOC | Winder | GA | Urine |
| Bartlett Tree Experts | Stamford | CT | Urine |
| Barton Mallows | Detroit | MI | Urine |
| BARTTERS (STEGGLES CHICKENS) | PERTH WESTERN AUSTRALIA POST CODE 6016 | AL | Urine |
| basell polyefins inc. | gahanna,ohio | OH | Urine |
| BASF | Mount Olive | NJ | Urine/Blood |
| BASF | Mcintyre | GA | Urine |
| Bassett Furniture Ind. | Bassett | VA | Urine |
| Bath Iron Works | Urine | ||
| Bausch & Lomb | Rochester | NY | Urine |
| bausch and lomb | Rochester | NY | Hair |
| Baxa Corporation | Englewood | CO | Urine |
| baxter | northbrook | IL | Urine |
| Baxter Healthcard | Marion | NC | Urine |
| baxter healthcare corp | mtn home | AR | Urine |
| Baxter Lyland Immuno | Glendale | CA | Urine |
| Bay Buick GMC Trucks | Torrance | CA | Urine |
| bay city television | san diego | CA | Urine |
| Bay regional medical center | Bay City | MI | Urine |
| Bay State Gas | Springfield | MA | Urine |
| Bayer | St Louis | MO | Urine/Blood |
| Bayer Corporation | Berkeley | CA | Urine/Blood |
| Bayer Corporation (Pharmaceu | West Haven | CT | Urine/Blood |
| Baylor University Medical Ce | Dallas | TX | Urine |
| Bays Southern Bread | Lebanon | TN | Urine |
| BAYSHORE CONCRETE PRODUCTS | CAPECHARLES | VA | Urine |
| Bayshore Medical Center | Holmdel | NJ | Urine |
| Baystate Health Systems | Springfield | MA | Urine |
| Bayville Golf Club | Virginia Beach | VA | Urine |
| BB&T | Winston Salem | NC | Urine |
| BBL | Syracuse | NY | Urine |
| bbonshoft museum of natural | Dayton | OH | Urine |
| BC Natural Chicken, LLC | Fredericksburg | PA | Urine |
| BCCAP | Burlington | NJ | Urine |
| BCCAP | Burlington | NJ | Urine |
| BCH MECHANICAL | LARGO FL | FL | Urine |
| BCH MECHANICAL | LARGO FL | FL | Urine |
| BCI Framing and Drywall | Orange | CA | Urine |
| BDM | Urine | ||
| bd's mongolian barbque | chicago | IL | Hair |
| bd's mongolian bbq | ferndale | MI | Hair |
| BE&K engineering | Newark | DE | Urine |
| Beach Waterpark | Albuquerque | NM | Urine |
| Bealls | Florida | FL | Urine |
| beaman automotives | nashville | TN | Urine |
| BEAR STEARNS | NEW YORK | NY | Urine |
| Bear Stearns | Chicago | IL | Urine |
| bear stearns | New York | NY | Urine |
| Beazer homes | USA | N/A | Urine/Blood |
| BECHTEL CONSTRUCTION CO. | TEXAS CITY OR HOUSTON TEXAS | TX | Urine |
| BECKMAN COULTER, INC | BREA | CA | Urine |
| Becton, Dickinson and Compan | Cockeyville | MD | Urine |
| Bed Bath and Beyond | Antioch | CA | Urine |
| bed bath and beyond | chicago ridge | IL | Urine |
| Bed, Bath and Beyond | Las Vegas | NV | Urine |
| Bedford Medical Center | Bedford | OH | Urine |
| Bedford Weaving Corp. | Bedford | VA | Urine |
| Behr Dayton Thermal Products | Dayton | OH | Urine |
| behr process corporation | allentown | PA | Urine |
| BELDEN COMMUNICATIONS DIVISI | PHOENIX | AZ | Urine |
| Belden Inc | Indianapolis | IN | Hair |
| Belden Inc | Richmond | IN | Hair |
| BELIMO | DANBURY | CT | Urine |
| Bell Howell | Raligh | NC | Hair |
| Bell & Howell | Durham | NC | Hair |
| Bell and Howell | Charlotte | NC | Hair |
| Bell and Howell | Ann Arbor | MI | Other Test/Indicate |
| Bell and Howell | Richfield | OH | Urine |
| Bell Atlantic | Urine | ||
| bell atlantic | new york | NY | Urine |
| bell atlantic | VA | Select Test Type | |
| Bell South | Atlanta | GA | Urine |
| Bellcore | |||
| Bellevue Hospital Center | New York | NY | Urine/Blood |
| Bellin College of Nursing | Green Bay | WI | Urine |
| Bell-Northern | Urine | ||
| Bellsouth | Louisville | KY | Urine |
| bellsouth | memphis | TN | Urine |
| bellsouth.net | atlanta | GA | Urine |
| belo | dallas | TX | Hair |
| Belterra Casino and Resort | Belterra | IN | Urine |
| Beltway International trucks | baltimore | MD | Urine |
| belue of america | dalton | GA | Urine |
| BEMARK | DE PERE | WI | Urine |
| Bemis | West Hazleton | PA | Urine |
| Ben E. Keith Foods | Little Rock | AR | Urine |
| Ben Venue Laboratories | Bedford | OH | Hair |
| Ben Venue Laboratories | Bedford | OH | Urine |
| BenchCraft Furniture | Blue Mountain | MS | Urine |
| Benchmark Electronics | Winona | MN | Urine |
| Benchmark Electronics | Huntsville | AL | Urine |
| Benchmark Nursing | Bothell | WA | Urine |
| BenchMark, Specialized Produ | Rancho Cordova | CA | Urine |
| BenchMark, Specialized Staff | Rancho Cordova | CA | Urine |
| beneficial | philadelphia | PA | Urine |
| Beneficial Finance | Fort Collins | CO | Urine |
| Beneteau U.S.A | marion | SC | Urine |
| Bennett Office Technologies | Willmar | MN | Urine |
| Benteler Automotive | Auburn Hills | MI | Hair |
| Berkshire Life Insurance Com | Pittsfield | MA | Urine |
| Berlex Lab. | Montville | NJ | Urine |
| Berman Printing | Vineland | NJ | Hair |
| Berry Plastics | Evansville | IN | Urine |
| Bertelsmann | New York | NY | Urine |
| Best Buy | Gresham | OR | Urine |
| Best Buy | Costa Mesa | CA | Urine |
| Best Buy | Twin Cities | MN | Urine |
| best buy | denver | CO | Urine |
| Best Buy | Macedonia | OH | Urine |
| Best Buy | Chicago | IL | Urine |
| Best Buy | Valdosta | GA | Urine |
| BEST BUY | DUBLIN | CA | Urine |
| Best Buy | Tustin | CA | Urine |
| Best Buy | Urine | ||
| Best Buy | Fairless Hills | PA | Urine |
| Best Buy | Indianapolis | IN | Urine |
| Best Buy | Ellisville | MO | Urine |
| Best Buy | Nationwide | MN | Urine |
| Best Buy | everywere | N/A | Urine |
| best buy | south bend | IN | Urine |
| Best Buy | Wausau | WI | Urine |
| Best Buy | Sugarland | TX | Urine |
| Best Buy | Pleasent Hill | CA | Urine |
| Best Buy | Apple Valley | MN | Urine |
| Best Buy | Victorville | CA | Urine |
| Best Buy | Mankato | MN | Urine |
| Best Buy | Chicago | IL | Urine |
| Best Buy | Lexington | KY | Urine |
| Best Buy | Amarillo | TX | Urine |
| Best Buy | all across the us | AL | Urine |
| best buy | East Dundee | IL | Urine |
| Best Buy | Lawrenceville | NJ | Urine |
| Best Buy | All | NY | Urine |
| Best Buy | Rancho Cucamonga | CA | Urine |
| Best Buy | all of them | NC | Urine |
| best buy | jessup | MD | Urine |
| Best Buy | Atlanta all regions | GA | Urine |
| Best Buy | College Station | TX | Urine |
| Best Buy | Folsom | CA | Urine |
| Best Buy | Wilmington | DE | Urine/Blood |
| Best Buy | Framingham | MA | Urine |
| Best Buy | Altamonte Springs | FL | Urine |
| Best Buy | Dinuba | CA | Urine |
| Best Buy | Burbank | CA | Urine |
| Best Buy / Geek Squad | Oakdale | MN | Urine |
| Best Buy grocery store | visalia | CA | Urine |
| BEST FOODS BAKING | MONTEBELLO | CA | Urine |
| BEST ROOFING&WATERPROOFING | TORRANCE | CA | Urine |
| best western | mishawaka | IN | Urine |
| Best Western International | Phoenix | AZ | Urine |
| bestfoods | englewood cliffs | NJ | Urine |
| BETA Systems, Inc. | Brookfield | WI | Urine |
| bethesda hospital system | west | FL | Urine |
| Bethlehem Steel | Baltimore | MD | Hair |
| Bethlehem Steel | Pittsburg | PA | Urine |
| Bethlehem Steel | Chesterton | IN | Hair |
| Better Baked Foods Inc | North East | PA | Urine |
| Betz Industries/Pattern | Grand Rapids | MI | Urine |
| Beverly Rehab | Lesington | KY | Urine |
| BF Goodrich Aerospace | Peabody | MA | Urine |
| BFI | Commerce City | CO | Urine |
| BFI Canada Inc. | Calgary | Alberta | Urine/Blood |
| BFL Welding | Bonneyvile | Alberta | Urine |
| BG&E | Baltimore | MD | Urine |
| BGE Commercial Building Syst | Baltimore | MD | Urine |
| BGM /Magna | Bowling Green | KY | Urine |
| Bi Lo | Maulin | SC | Urine |
| Bic | Charlotte | NC | Hair |
| Big D Flooring | Las Vegas | NV | Urine/Blood |
| Big Horn Federal | Greybull | WY | Urine |
| big kmart | jacksonville | FL | Urine |
| Big L Lumberland | Clarksville | MI | Urine |
| Big Lots | Marion | IN | Other Test/Indicate |
| Big Lots | Winston-Salem | NC | Urine |
| Big M Casino | Fort Myers Beach | FL | Urine |
| Big Pee Ind Inc | Mountain View | WY | Urine |
| Big Three Precision Rack | Centralia | IL | Urine |
| BigM | Binghamton | NY | Urine/Blood |
| Billabong usa | Irvine | CA | Urine |
| bill's produce | hihgland | IN | Urine |
| Biloxi Sun Herald | Biloxi | MS | Urine |
| Bi-Mart | All | OR | Urine |
| Binder Park Zoo | Battle Creek | MI | Urine |
| Binswanger Mirror | Grenada | MS | Urine |
| bio life plasma services | Huntington | WV | Urine/Blood |
| Biogen, Inc | Cambridge | MA | Urine |
| Biolife | Bellingham | WA | Urine |
| BIONIC INFORMATICS PVT LTD | BANGALORE, karnataka, INDIA | N/A | Salvia |
| Biorad | Urine | ||
| BIO-RAD LABORATORIES | HERCULES | CA | Urine |
| Birch Telecom | Emporia | KS | Urine |
| BIS Insurance Services | Lake Mary | FL | Urine |
| BJ | Denver | CO | Urine |
| BJ Services | Hobbs | NM | Urine |
| BJ Wholesale Club | Auburn | MA | Urine |
| BJC - All Healthcare Associa | St Louis | MO | Urine |
| BJ'S PIZZA HOUSE | Alexandra | LA | Urine |
| BJ'S PIZZA HOUSE | Alexandra | LA | Urine |
| BJ's Wholesale Club | Salem | NH | Urine |
| BJ's Wholesale Club | Cary | NC | Urine |
| BJ's WHolesale Club | York | PA | Urine |
| BKM Total Office | East Hartford | CT | Urine |
| Black Butte Coal Co. | same | WY | Urine |
| Blackfoot Medical Center | Blackfoot | ID | Urine |
| Blackstone | Miami | FL | Urine |
| Blasland Bouck & Lee | Syracuse | NY | Urine |
| Blaylock | Sevierville | TN | Urine |
| blockbuster | palatine | IL | Urine |
| blockbuster | merced | CA | Urine |
| Blockbuster | Spartenburg | SC | Hair |
| BlockBuster Movie Gallery | Ft. Myers | FL | Urine |
| BLOCKBUSTER VIDEO | YORK | PA | Hair |
| Blockbuster Video | northridge | CA | Hair |
| Blockbuster Video | Dallas(nationwide) | TX | Urine |
| Blockbuster Video | Bloomfield Hills | MI | Urine |
| Blockbuter Video | Crestview hills | KY | Urine |
| Blood Source | Sacramento | CA | Urine/Blood |
| bloomberg | New York | NY | Urine |
| bloomberg | new york | NY | Urine |
| bloomingdales | chicago | IL | Urine |
| Bloomington Hospital | Bloominton | IN | Urine |
| Bloosky Interactive Media | Provo | UT | Urine |
| BLPTS | Brisbane | N/A | Urine/Blood |
| blue beacon | kansas city | MO | Other Test/Indicate |
| Blue Beacon International | Salina | KS | Urine |
| blue beacon truck wash | salina | KS | Urine/Blood |
| blue beacon truck wash | salina | KS | Urine/Blood |
| Blue Bell Creameries | Brenham | TX | Urine |
| Blue Bell Creameries | Brenham | TX | Urine |
| Blue Care Network | Grand Rapids | MI | Urine |
| blue chip casino | michigan city | IN | Hair |
| Blue Chip Casino | Michigan city | IN | Urine |
| Blue Circle Cement | Newcastle, Sydney | N/A | Urine |
| Blue Cross | Los Angeles | CA | Urine |
| blue cross | philadelphia | PA | Urine |
| BLUE CROSS & BLUE SHIELD | BIRMINGHAM | AL | Urine |
| Blue Cross and Blue Shield o | Tulsa | OK | Urine |
| Blue Cross and Blue Shield o | Atlanta | GA | Urine |
| blue cross blue shield | richardson | TX | Urine |
| blue cross blue shield | jacksonville | FL | Urine/Blood |
| Blue Cross Blue Shield | Reno | NV | Urine |
| Blue Cross Blue Shield | Chicago | IL | Hair |
| Blue Cross Blue Shield of Lo | Baton Rouge | LA | Urine |
| Blue Cross Blue Shield of TN | Chattanooga | TN | Urine |
| blue diamond coal | slemp | KY | Roche Test Cup |
| Blue field Cosmetic CO. | Ontario | CA | Urine |
| Blue Seal and Feeds | Concord | NH | Urine |
| Blue Shield of California | San Francisco | CA | Urine |
| Blue Shield of California | Chico | CA | Urine |
| Bluecross blueshield | Abilene | TX | Hair |
| BLueLinx | Marietta | GA | Salvia |
| Blueshield of California | San Francisco | CA | Urine |
| BMC | Houston | TX | Blood |
| BMC Software | Houston | TX | Urine |
| BMC Software | Blood | ||
| BMW | NASSAU | NY | Hair |
| BMW | spartenburg | SC | Hair |
| BNR, Inc (US) | Urine | ||
| bnsf | Fort Worth | TX | Hair |
| bnsf | usa | DC | Urine |
| bnsf rail road | lincoln ne | NE | Urine |
| BNY Mellon | New York | NY | Urine |
| boak & sonsa roofign | austintown | OH | Urine |
| boat owners warehouse | pompano beach | FL | Urine/Blood |
| bob bennet ford | columbia | SC | Urine |
| bob evans | chesterton | IN | Urine |
| bob howard auto group | oklahoma city | OK | Hair |
| Bobcat | Gwinner, and Fargo | ND | Urine |
| Bob's Discount Furniture | Manchester | CT | Urine |
| Bob's Stores | Middleton | MA | Urine |
| boehringer-ingleheim | Ridgefield | CT | Urine/Blood |
| Boeing | Wichita | KS | Urine |
| Boeing | Mesa | AZ | Urine |
| boeing | st. louis | MO | Urine |
| boeing | seattle | WA | Urine |
| Boeing | Urine | ||
| Boelter Industries Inc. | Winona | MN | Urine |
| boilermakers local 744 | cleveland | OH | Urine |
| Boise | charlotte | NC | Urine |
| boise cascade | Salt Lake City | UT | Urine |
| Boise Cascade | Boise | ID | Urine |
| Boise Cascade corp. | Yakima, | WA | Urine |
| boise cascade office product | boise | ID | Urine |
| Boise Cascase | Elkridge | MD | Urine |
| Boise Vision Care | boise | ID | Urine |
| Bojangles Chicken | restarant chain | NC | Urine/Blood |
| BOK Financial | Tulsa | OK | Urine |
| Bollingershipyards | Texas City | TX | Urine |
| Bombardier Motor Corporation | Bombardier | IL | Urine/Blood |
| bommer industries | landrum | SC | Urine |
| Bon Chef, Inc. | laffeyette | NJ | Urine |
| Bone Care Inc. | Madison | WI | Urine |
| Bonne Belle | Westlake | OH | Urine |
| books a million | burmingham | AL | Hair |
| Books A Million | Beaumont | TX | Hair |
| Books-A-Million | Birmingham | AL | Hair |
| Boomtown Casino | Biloxi | MS | Urine |
| Boone County Bank | Columbia | MO | Urine |
| Booth properties | Erlanger | KY | Urine |
| Boots Pharmaceuticals | Los Angeles | CA | Urine |
| borden | louisville | KY | Urine |
| Border Products | Phoenix | AZ | Urine |
| Borders | Farmington | CT | Urine |
| borders | overland park | KS | Urine |
| borders | creve coeur | MO | Urine |
| Borders Book Store | Buford | GA | Urine |
| borne leisure (haven) | uk | N/A | Urine |
| BOSCH BRAKING SYSTEMS | Gallatin | TN | Urine |
| BOSE | NORTHERN SOUTH CAROLINA? | SC | Urine |
| boston beer company | boston | MA | Urine |
| boston market | jupiter | FL | Urine |
| Boston Scientific | St. Paul | MN | Urine |
| boston scientific | quincy | MA | Urine |
| botanical gardens | virginia beach | VA | Urine |
| Bothell Care Center | Bothell | WA | Urine |
| boulder creek academy | bonners ferry | ID | Urine |
| Bouten Construction Co. | Spokane | WA | Urine |
| Bovis Lend Lease | New York | NY | Urine |
| Bowling Green Metalforming | Bowlin Green | KY | Urine |
| Bowman Aviation | Fort Wayne | IN | Urine |
| Bowne | various in Calif | CA | Urine |
| Bowne & Co. | New York (HQ) | NY | Urine |
| Bowne Business Services | New York City | NY | Urine |
| Boyd Gaming Coast Casinos | Las Vegas | NV | Hair |
| boyds coffee company | spokane | WA | Urine |
| boyles furniture/classic mov | hickory/conover | NC | Urine |
| boys and girls club | lawrence | KS | Urine |
| BP | Houston | TX | Hair |
| BP | Houston | TX | Urine |
| Bp | London | WA | Urine |
| bp husky | oregon | OH | Hair |
| Bradley Caldwell | Hazleton | PA | Urine |
| Bradley Corporation | Menomonee Falls | WI | Other Test/Indicate |
| BRAMAN MOTORS | MIAMI | FL | Salvia |
| Braman Motors,inc. | Miami | FL | Urine |
| brandstetter chiro center | idaho falls | ID | Urine |
| Braun electric | turlock | CA | Hair |
| Bravoenvironmental | kenmore | WA | Urine |
| Brazeway Inc. | Shelbyville | IN | Urine/Blood |
| Breadbox Conoco | Knoxville | TN | Other Test/Indicate |
| Breitkreuz Mold | Sterling Heights | MI | Urine |
| Breslin Contracting, Inc. | New Castle | DE | Urine |
| Brevard Achievement Center | Rockledge | FL | Urine |
| Brewer Science | Rolla | MO | Hair |
| Brice Building Company Inc. | Birmingham | AL | Urine |
| brick beach lifeguard | brick | NJ | Urine |
| Bridge Terminal Transport | Charlotte | NC | Urine |
| Bridgestone | Nashville | TN | Urine |
| Bridgestone/Firestone, Inc. | Nashville | TN | Urine |
| Briggs & Stratton | Poplar Bluff | MO | Hair |
| Briggs & Stratton | Poplar Bluff | MO | Hair |
| Briggs & Stratton | Poplar Bluff | MO | Hair |
| Briggs Equipment | West palm Beach | FL | Urine |
| brigham & women's hospital | Cambridge | MA | Urine |
| Bright Services | Roanoke | VA | Urine |
| Brighthouse Networks | Maitland | FL | Urine |
| Brightpoint Inc. | Reno | NV | Urine |
| brightpoint, inc. | reno | NV | Urine |
| Brightstar Healthcare | Main Office Chicago | IL | Salvia |
| Brim Tractor Company | Salem | OR | Urine |
| brinker international | dallas | TX | Urine |
| brinks inc. | indpls | IN | Urine/Blood |
| Brinks Inc. | Los Angeles | CA | Urine |
| Brinks Incorporated | Darien, | CT | Urine |
| Bristol Babcock Inc. | Watertown | CT | Urine |
| Bristol Farms | La Jolla/ San Diego | CA | Salvia |
| Bristol Myers Squib | Billerica | MA | Urine |
| Bristol Myers Squibb | Princeton | NJ | Urine |
| bristow helicopters | redhill | N/A | Urine |
| britco/murdy,s transport | new westminster | British Columbia | Urine |
| british army | every where. | N/A | Urine |
| British Army | ENGLAND | N/A | Urine |
| British Army | Glasgow | N/A | Urine |
| british army | leeds | CA | Urine |
| British Energy | Gloucester | CO | Urine |
| British Energy | Edinburgh | N/A | Urine/Blood |
| British Nuclear Fuels Limite | NONE | N/A | Urine |
| British Petroleum (BP amoco) | newcastle | N/A | Urine |
| Britthaven | wilmington | NC | Urine |
| broadband services incorpora | san antonio | TX | Urine |
| bronzeville nursing center | chicagp | IL | Urine |
| Brookdale Senior Living | throughout state | FL | Urine |
| brookhaven COLLAGE | DALLAS | TX | Urine |
| Brooklyn Bottling | Brooklyn | NY | Urine |
| brookshire brothers | magnolia | TX | Salvia |
| Brookshire's | Longview | TX | Hair |
| Brookshire's | Granbury | TX | Hair |
| Brookstone | Mexico | MO | Salvia |
| BROTOLOC HEALTH CARE | EAU CLAIRE | WI | Urine |
| Brown & Root | TX | Select Test Type | |
| Brown And Williamson Tobacco | Louisville | KY | Urine |
| Brown Brothers Harriman & Co | Boston | MA | Urine |
| Brown Brothers Harriman & Co | Boston | MA | Urine |
| brown distributing | richond | VA | Urine |
| Brownsville Medical Center | Brownsville Texas | TX | Urine |
| Bruce Edmeades | kitchener | Ontario | Urine |
| Bruckner Supply | Port Washington | NY | Urine |
| bruegers bagels | tallahassee | FL | Urine |
| bruegers bagels | tallahassee | FL | Urine |
| BRUNO INDEPENDENT LIVING AID | OCONOMOWOC | WI | Urine |
| Bryan Harley Davidson | Moore | OK | Urine |
| Bryce Corp. | Searcy | AR | Hair |
| Bryden Place-Carington Healt | Columbus | OH | Urine/Blood |
| Bryn Mawr Terrace | Bryn Mawr | PA | Urine |
| Buchanan Communications, Inc | Mt. Zion | IL | Urine |
| Buchanan Electric, Inc. | Mt. Zion | IL | Urine |
| Buchanan Enterprises, Inc. | Mt. Zion | IL | Urine |
| Buchanon | Nakina | Ontario | Urine |
| Buckle | Columbia | MO | Urine |
| Bucsh Gardens | Tampa | FL | Hair |
| Bucyrus International | South Milwaukee | WI | Hair |
| budd company | kendallville | IN | Urine |
| Budd Van Lines | Somerset | NJ | Urine |
| buds R us | weed town | WV | Urine/Blood |
| Budweiser | Medford | MA | Hair |
| BUFFALO BATT AND FELT (LEGG | DEPEW | NY | Urine |
| buffalo court house | buffalo | MN | Urine |
| Buffalo Wild Wings Grill and | Houston | TX | Urine |
| buga king | portage | IN | Urine |
| Build | Saint Louis | MO | Urine |
| Builders inc. | Lincoln | NE | Urine |
| Bunge Foods | Bradley | IL | Urine |
| Bunn o matic | Springfield | IL | Urine |
| burbank water and power | burbank | CA | Urine |
| Bureau of Land Management | Winnemucca | NV | Urine |
| bureau veritas | houston | TX | Urine |
| Burger King | Tucson | AZ | Hair |
| burger king | springfield | OR | Urine |
| Burgess Norton | Geneva | IL | Urine |
| Burlington Coat Factory | Burlington | NJ | Urine |
| Burlington Coat Factory | Indianapolis | IN | Urine |
| Burlington Free Press | Burlington | VT | Urine |
| burlington lees carpet divis | greensboro | NC | Urine |
| Burlington Northern Santa Fe | Fort Worth | TX | Urine |
| Burns International Security | Newburgh | NY | Urine |
| Burns Security | Annandale | VA | Hair |
| Burrows Paper Corporation | Franklin | OH | Hair |
| busch gardens | williamsburg | VA | Hair |
| Busch Gardens BEC | williamsburg | VA | Hair |
| Business Education Compact | Beaverton | OR | Urine |
| business health and manageme | hampton | NH | Urine |
| Business Men's Assurance Com | Kansas City | MO | Urine |
| Butler Technical Group | Albuquerque | NM | Urine |
| butler telcom | Irving | TX | Urine |
| buybuy baby | new york | NY | Urine |
| C & S Wholesale Grocers | Brattleboro | VT | Urine |
| C Enterprises | Vista | CA | Urine |
| C&F Electric | rockwall | TX | Salvia |
| C&S Network Construction | Purcell | OK | Urine |
| C. Watts and Sons Const. co | Oklahoma City, OK | OK | Urine |
| C.E.I. COMPANY LTD | SPRINGFIELD | TN | Urine/Blood |
| C.H. Nickerson Constr | Urine | ||
| C.H. Robinson | Eden Prairie | MN | Urine |
| C.S. First Boston | Urine | ||
| C.T.P. (Rectum Div.) | Streetsboro | OH | Urine/Blood |
| CA/ISO | Folsom | CA | Urine |
| Cablevision | Bethpage | NY | Urine |
| Cablevision | Bethpage | NY | Urine |
| cablevision | bethpage | NY | Urine |
| cablevision | bethpage | NY | Urine |
| Cablevison | Long Island-NYC | NY | Urine |
| cabot stains | Newburyport | MA | Urine |
| cacique inc. | industry | CA | Urine |
| cadaret and grant | Syracuse | NY | Urine |
| Cadbury Adams | Parsipany | NJ | Urine |
| CAL SPAS | POMONA | CA | Urine |
| caldwell group | rockford | IL | Urine |
| Calgon (chemical) | Urine | ||
| California Chamber of Commer | Sacramento | CA | Urine |
| California ISO | Folsom | CA | Salvia |
| California School District | Select US or Canada State | Select Test Type | |
| callaway gardens | pine mountain | GA | Urine |
| Callaway Golf | Carlsbad | CA | Urine |
| Calumet Steel Company | Chicago Hieghts | IL | Urine/Blood |
| Calvin Klein | New York | NY | Urine |
| Calyon Financial | Chicago | IL | Urine |
| Cambridge Associates | Boston | MA | Other Test/Indicate |
| Cambridge Holdings, Inc | Dallas | TX | Urine |
| cameron const. co. inc. | jonesboro | AR | Urine |
| CAMO Pollution Control | Wappinger Falls | NY | Urine |
| CAMPBELL SOUP | PARIS | TX | Urine |
| Campbell Soup Co | Napoleon | OH | Urine |
| Campus Living Villages | Houston | TX | Urine |
| Campus Management | Boca Raton | FL | Urine |
| Canadian National Railway | Troy | MI | Urine |
| Canadian Pacific Railway | Calgary | Ontario | Urine |
| canam steel | washington | MO | Urine |
| Candid Color Systems (Glamou | Oklahoma City | OK | Urine |
| Candlelight Electric Inc. | Denver | CO | Urine |
| CANFOR (CAnadian Forest Prod | Grande Prairie, Alberta | N/A | Urine |
| Cannery Casino Resorts | Las Vegas | NV | Urine |
| cannondale | bedford | PA | Urine |
| Canon | Chicago | IL | Hair |
| Canon | Newport News | VA | Urine |
| Canon USA | Costa Mesa | CA | Urine |
| Canteen | Kalamazoo | MI | Hair |
| Canyon Ranch | Tucson | AZ | Urine |
| Canyon Ranch Spaclub | Las Vegas | NV | Urine |
| Cape environmental Managemen | Atlanta | GA | Urine |
| capgemini | los angeles | CA | Urine |
| capgemini | Dallas | TX | Urine |
| Capital Cities | Urine | ||
| capital materials | atlanta | GA | Urine |
| Capitol Guard and Patrol | Phoenix | AZ | Urine |
| Captial Consultans Coporatio | Highland Village | TX | Urine |
| Car Max | Miami | FL | Urine |
| CARAUSTAR INDUSTRIES | KERNERSVILLE | NC | Urine |
| Carbon Fiber Tech | Evanston | WY | Urine |
| cardinal fg | menomonie | WI | Urine |
| Cardinal fire sprinklers | benson | NC | Urine |
| Cardinal Health | Dublin | OH | Urine |
| Cardinal Health | Swedesboro | NJ | Urine |
| Cardinal Health (Zydis and e | Blagrove, Swindon, Wiltshire | N/A | Urine |
| Caremark | Wilkes Barre | PA | Urine |
| Caremark | Woonsocket | RI | Urine |
| Carey Limousines - Indiana | Indianapolis | IN | Urine |
| Carey Services | Marion | IN | Urine |
| Cargil | Cedar Rapids | IA | Urine |
| Cargill | savage | MN | Urine |
| Cargill, Inc | California | MO | Urine |
| Caribe Royale Hotel | Orlando | FL | Salvia |
| Caribou Coffee | Naperville | IL | Urine |
| Carinval Cruise Lines | Miami | FL | Urine |
| carls jr | provo | UT | Urine |
| CarMax | Richmond | VA | Urine |
| Carmax AutoSale | Laurel | MD | Urine |
| carmil inc. | hershey | NE | Urine |
| Carnival Cruise Lines | Miami | FL | Urine |
| Carnival Cruise Lines | Miami | FL | Urine |
| Carolina Cold Storage | Rural Hall | NC | Urine |
| Carolina First | Columbia | SC | Urine |
| carolina logistic | allentown | PA | Urine |
| Carreker Corporation | MEmphis | TN | Hair |
| Carrier Refridgeration Corp | Multiple | NY | Urine |
| carson tahoe hospital | carson city | NV | Urine |
| CarTemps | Kansas CIty | MO | Urine |
| Carter Powersports | Las Vegas | NV | Urine |
| carter printing company | richmond | VA | Urine |
| cartoys | seattle | WA | Urine |
| Carver Machine Works | Washington | NC | Urine |
| Cascade Papier Rolland | St-Jérôme | Quebec | Urine |
| Cascade Steel Rolling Mills, | McMinnville, | OR | Urine |
| Cascade Steel Rolling Mills, | McMinnville | OR | Urine |
| case foods inc. | Goldsboro | NC | Urine |
| casey | newportnews | VA | Urine |
| cash post cash advance | mentor | OH | Urine |
| casino apache | mescalero | NM | Urine |
| casino apache | mescalero | NM | Urine |
| casino apache | mescalero | NM | Urine |
| Casino Aztar | Caruthersville | MO | Urine |
| Casino Aztar | Evansville | IN | Urine |
| Casino Cosmopol | Stockholm/Malmo/Goteborg/Sundsvall | N/A | Urine/Blood |
| Casino Queen | East St Louis | IL | Hair |
| Casino Rouge | Baton Rouge | LA | Urine |
| CASSBURN CARRIERS,INC. | VANKLEEK HILL | Ontario | Urine |
| Caswood Group | Fairport | NY | Urine |
| Catalina Yachts | Woodland Hills | CA | Urine |
| Caterpillar | Cary Sanford | NC | Urine |
| Caterpillar | Peoria | IL | Urine |
| Caterpillar | Peoria, IL | IL | Urine |
| Caterpillar, Inc | Peoria | IL | Hair |
| Catherine McAuley Residence | Kenmore | NY | Urine |
| Catholic Charities | Washington | DC | Urine |
| catholic health systems of w | western new york | NY | Urine |
| Catoba County Personnel | Hickory | NC | Urine |
| Cauley Detective Agency | Pittsburgh | PA | Urine |
| caxton | new york | NY | Urine |
| CB Richard Ellis | Denver | CO | Urine |
| CBE, Inc | Montgomery | AL | Urine |
| cbs | los angles | CA | Urine |
| CBS | all | PA | Urine |
| CBS | New york | NY | Blood |
| CBS | New York City | NY | Urine |
| CBS Personnel Services | Columbus, Grove City | OH | Urine |
| cbs radio | orlando | FL | Urine |
| CBS SPORTSLINE.COM | FORT LAUDERDALE | FL | Hair |
| CBS temporary help | Huber Heights | OH | Urine |
| cbs temporary service | cincinnati | OH | Urine |
| CCA Corprate corrections of | Estanica | NM | Urine |
| ccc | chicago | IL | Urine |
| CCH | Chicago | IL | Urine |
| CCW Group Inc | Greensboro | NC | Urine |
| CDI | Seoul | N/A | Urine |
| CDW | Eatontown | NJ | Urine |
| CDW | Chicago | IL | Urine |
| Cedar Graphics, Inc. | Hiawatha | IA | Urine |
| Cedar Point/Ceder Fair | snadusky | OH | Urine |
| cedar sinai | los angeles | CA | Urine |
| Cedars-Sinai Medical Center | Los Angeles | CA | Urine |
| CEL Surplus | Morinville | Alberta | Urine/Blood |
| Celadon Trucking Services, I | Indianapolis | IN | Urine |
| Celanese | Edmonton | Alberta | Urine |
| Celera Diagnostics & Celera | Alameda | CA | Urine |
| Celestica | Ft Collins | CO | Urine |
| Celestica | Foothill Ranch | CA | Urine |
| Celestica | Ft Collins | CO | Urine |
| celestica | fort collines | CO | Urine |
| celite | lompoc | CA | Urine |
| CellStar, Ltd | Coppell | TX | Urine |
| Cellular One | Meadville | PA | Urine |
| cellularone | frederick | MD | Urine |
| Cendant (Avis) | Parsippany | NJ | Urine/Blood |
| cendant corporation | parsippany | NJ | Urine |
| Cendant Mortgage Company | Mount LAurel | NJ | Urine |
| Cendant Mortgage Company | Mount Laurel | NJ | Urine |
| Center for Court Innovation | New York | NY | Urine |
| Centex Home Team Services | Jacksonville | FL | Urine |
| Centinela Feed | Redondo | CA | Hair |
| Centinela Feed and Pet Suppl | Los Angeles | CA | Urine |
| Centocor, R&D, Inc. | Radnor | PA | Urine |
| Central Electric Mfg Co | Fulton | MO | Urine/Blood |
| central fence co | Swiansboro, GA | GA | Urine |
| central florida safety counc | Orlando | FL | Urine |
| Central Illinois Light Co. | Peoria | IL | Urine |
| Central Ink Corporation | West Chicago | IL | Urine |
| Central Market | Plano | TX | Urine |
| Central Paving | Boise | ID | Urine |
| Central Ready Mix | Columbus | OH | Urine |
| Central States Manufacturing | Lowell | AR | Urine |
| Central States Roofing | Colorado Springs | CO | Urine |
| Central Striping Service | Rancho Cordova | CA | Urine |
| Central Texas Electric Coope | Fredericksburg (Branches in Llano, Kingsland, Maso | TX | Urine |
| Central Valley Electric | Ceres | CA | Urine |
| Central West Virginia Pain M | Morgantown | WV | Urine |
| centrica - hrl | london / staines | N/A | Urine |
| Centrilift | Claremore | OK | Urine |
| Centro de Desarrollo Integra | Zapopan | N/A | Urine |
| centro inc. | horicon | WI | Urine |
| Century Frac Services | Grande Prairie | Alberta | Urine |
| Cequent Towing Products | Plymouth | MI | Urine |
| cerestar | hammond | IN | Urine |
| Ceridian | Minneapolis | MN | Urine |
| Ceridian | Robbinsville | NJ | Urine |
| Cerritos Pontiac-Buick-GMC | Cerritos | CA | Urine |
| Certegy | St. Petersburg | FL | Urine |
| Certegy | Alpharetta | GA | Urine |
| certified steel | hamilton twsp | NJ | Urine |
| Certified Tool | Frankfort | KY | Urine |
| CES Group Temp Hiring Agency | Elgin | IL | Urine |
| CESSNA | WICHITA | KS | Hair |
| Cessna | Independence | KS | Other Test/Indicate |
| cessna | Independence | KS | Urine |
| Cessna Aircraft | Wichita | KS | Hair |
| cessna aircraft company | wichita | KS | Hair |
| Cessna Aircraft Company | Wichita | KS | Urine |
| Cessna Aircraft Company | Wichita | KS | Urine |
| Cessna Aircraft Company | Wichita | KS | Urine |
| CF Industries | Donaldsonville | LA | Urine |
| Chambersburg Cold Storage | Chambersburg | PA | Urine |
| Champion Drilling | Brooks | Alberta | Urine |
| Champion Drilling INC | brooks | Alberta | Urine |
| CHAMPION LUMBER CO. | RIVERSIDE | CA | Urine |
| Char-Broil | Columbus | GA | Urine |
| Charles R. Drew University | Los Angeles | CA | Urine |
| Charles River | Wilmington | MA | Hair |
| Charles River Laboratories | Wilmington | MA | Urine |
| Charles Schwab | San Francisco | CA | Urine |
| Charles Taylor Communication | Albuquerque | NM | Urine |
| Charlotte Temperature Contro | Charlotte | NC | Urine |
| charter communication | riverside | CA | Urine |
| Charter Communications | Birmingham | AL | Urine |
| Charter Communications | Greenville | SC | Salvia |
| charter communications | louisville | KY | Salvia |
| Charter Communications | St. Louis | MO | Urine |
| charter communications | Alhambra | CA | Urine |
| Charter One Bank | Cleveland (Headquarters) | OH | Other Test/Indicate |
| Chase Bank | Dallas | TX | Urine |
| Chase Manhatan Mortgage | Boston | MA | Urine |
| Chase Manhattan | Monroe | LA | Urine |
| Chase Manhattan | Tempe | AZ | Urine |
| Chase Manhattan Mortgage | San Ramon | CA | Urine |
| Chase Manhatten Bank | New York | NY | Urine |
| Chase Manhatten Mortage Comp | Monroe | LA | Urine |
| Chase Staffing Services | Rock Hill | SC | Urine |
| Chatham Hospital | Siler City | NC | Urine |
| CheapTickets, Inc | Honolulu | HI | Urine/Blood |
| CHECKERED FLAG CAR COMENEY | VIRGINIA BEACH | VA | Urine |
| CheckFree (APS) | Wallingford | CT | Urine |
| Checkfree Corp. | Dublin | OH | Urine |
| Checkfree Investment Service | Jersey City | NJ | Urine |
| CHECKMATE TRANSPORT | NORWALK | CA | Urine |
| CHEM LAWN | EVERYWHERE | CA | Urine |
| chem-fab | Hot Springs | AR | Urine |
| Chemical Coatings Inc. | Hudson | NC | Urine |
| Chemical Lime Compant | FT. Worth(and everywhere) | TX | Urine |
| Chemical Waste Mgmt | Urine | ||
| Cherokee Casino | all of there Casino's in Oklahoma | OK | Salvia |
| cherokee nation industries | stilwell | OK | Salvia |
| Cherry Hill Construction, IN | Jessup | MD | Urine |
| Chesapeake | Oklahoma City | OK | Urine |
| Chesapeake Energy | Oklahoma City | OK | Urine |
| Chesbay, Inc. | Chesapeake | VA | Urine |
| Chesterfield County Parks an | Chesterfield County | VA | Urine |
| Chesterfield Police Departme | Chesterfield | MI | Urine |
| Chevrolet stamping plant | Parma | OH | Select Test Type |
| Chevron | Urine | ||
| Chevron | Houston | TX | Urine |
| Chevron | Fife | WA | Urine |
| Chevron | Houston | TX | Urine |
| Chevron Refinery | El Segundo | CA | Urine |
| Chevy Chase Bank | Baltimore | MD | Urine |
| CHI CENTERS, INC. | SILVER SPRING | MD | Urine/Blood |
| Chicago Public Schools | Chicago | IL | Urine/Blood |
| Chicago Rawhide | Elgin | IL | Urine |
| Chicago Rawhide / SKF Aerosp | Elgin | IL | Urine |
| Chicago Title and Trust | Chicago | IL | Urine |
| chicago transit autority | chicago | IL | Urine |
| chicago transit autority | chicago | IL | Urine |
| Chicago Tribune | Chicago | IL | Urine |
| Chicago White Sox | Chicago, IL. | IL | Urine |
| Chicagoland Chamber of Comme | Chicago | IL | Urine |
| Chick Fil A | Apex | NC | Urine |
| Chick Fil A | Apex | NC | Urine |
| Chick Fil A | Apex | NC | Urine |
| chick-fil-a | douglasville | GA | Urine |
| Chidren's Memorial Hospital | Chicago | IL | Urine |
| childrens hospital | st. louis | MO | Urine |
| Childrens Medical Center | Dallas | TX | Urine |
| children's memorial hospital | chicago | IL | Urine |
| Chino Mines Company | Hurley | NM | Urine |
| Chip In's Island Resort and | Harris | MI | Urine |
| Choctaw Casinos | all | OK | Urine |
| Choctaw Nation Health Care C | Talihina | OK | Urine |
| Choice | Sparks | NV | Urine |
| Choice One Graphics | Las Vegas | NV | Urine |
| Chris Fund | SouthHaven | MI | Urine |
| cHRIS lEITH, any | RALEIGH | NC | Urine |
| Christian Brothers high scho | memphis | TN | Hair |
| Christian Care Communities | Louisville | KY | Urine |
| chrysler | auburn hills | MI | Urine |
| Chuck E Cheese | Burlington | MA | Urine |
| Chuck E. Chesses | San Diego | CA | Urine |
| Chuck Norris | Tacoma | N/A | Blood |
| Churchill Banner Hospital | Fallon | NV | Urine |
| cianbro | bloomfield | CT | Urine |
| CIBC (Canadian Imperial Bank | New York | NY | Urine |
| cibc oppenheimer | New York | NY | Urine |
| CIBC World Markets | New York | NY | Urine |
| CIBER Inc | Tampa | FL | Urine |
| Cigarettes Cheaper | hobart | IN | Hair |
| Cigarettes Cheaper | Tucson | AZ | Hair |
| Cigarettes Cheaper | Phoenix | AZ | Hair |
| Cigarettes Cheaper | Benecia,CA | CA | Hair |
| Cigarettes Cheaper | Las Vegas | NV | Hair |
| cigarettes cheaper!!!1 | Flower Mound | TX | Hair |
| CIGNA | Philadelphia | PA | Urine |
| cigna | bourbonnais | IL | Urine |
| CIGNA | Hartford | CT | Urine |
| cigna ins | philadelphia | PA | Urine |
| CIGNA/ACE | Philadelphia | PA | Urine |
| Cincinnati Financial Compani | Cincinnati | OH | Urine |
| CINCINNATI METROPOLITAN HOUS | CIN. | OH | Urine |
| Cincinnati Metropolitan Hous | Cincinnati | OH | Urine |
| Cincinnati Sub-Zero | Cincinnati | OH | Urine |
| cinemark | victoria | TX | Urine |
| Cingular Wireless | Atlanta | GA | Urine |
| Cingular Wireless | Houston | TX | Urine |
| CINGULAR WIRELESS | BAY AREA | CA | Urine |
| cingular wireless | woodbridge | NJ | Urine |
| cingular wireless | wichita falls | TX | Urine |
| Cingular Wireless/ AT&T | Bothell | WA | Urine |
| Cintas | Emmaus | PA | Urine |
| Cintas | Baltimore | MD | Urine |
| Cintas | Syracuse | NY | Blood |
| cintas the uniform people | san diego | CA | Urine |
| Circiut City Stores | In major cities | CA | Urine |
| Circle K | corona | CA | Urine |
| circuit city | richmond | VA | Urine |
| Circuit City | same | VA | Urine |
| Circuit City | Marion, Illinois | IL | Urine |
| Circuit City | Dallas and nationwide | TX | Urine |
| Circuit City | Woodland Hills | CA | Urine |
| Circuit City | Urine | ||
| Circuit City | 50 states | CO | Urine |
| circuit city | south bend | IN | Urine |
| Circuit City | Newport News | VA | Urine |
| circuit city | pontiac | MI | Urine |
| Circuit City | all | OH | Urine |
| Circuit City | Cleawater | FL | Urine |
| Circuit City | New York | NY | Urine |
| Circus Circus | Las Vegas | NV | Hair |
| cisco | boxboro | MA | Urine |
| Cisco | all | CA | Urine |
| cisco systems | Raleigh | NC | Urine |
| Citadel Investment Group LLC | Chicago | IL | Urine |
| CITGO Petroleum Corporation | Houston | TX | Urine |
| Citi Bank | Florence | KY | Urine |
| Citi Bank call center | albq | NM | Urine |
| Citi Group | Greensboro | NC | Urine |
| citi group | new york | NY | Urine |
| Citibank | Urine | ||
| citibank | new york | NY | Urine |
| citibank | ny | NY | Urine |
| Citibank | Dallas | TX | Urine |
| citibank | new york | NY | Urine |
| CITIBANK NA | LAS VEGAS | NV | Urine |
| CitiFinancial | indianapolis | IN | Urine |
| citigroup | London | NY | Urine |
| Citigroup | St. Charles | MO | Urine |
| Citizens Bancorp | Flint | MI | Hair |
| Citizens Bank | Pittsburgh | PA | Urine |
| cITIZENS GAS | iNDIANAPOLIS | IN | Hair |
| Citizens Utilities | Various | AZ | Urine |
| City Mill | Honolulu | HI | Urine |
| City of Andover | Andover | MN | Urine |
| city of bessemer | bessemer | AL | Urine |
| City of Big Bear Lake | Big Bear Lake | CA | Urine |
| City of Boulder City | Boulder City | NV | Urine |
| City of Chicago | Chicago | IL | Urine |
| City of Chicago, Police Depa | Chicago | IL | Hair |
| City of Cincinnati | Cincinnati | OH | Urine |
| City of Columbus | Columbus | OH | Urine |
| city of columbus division of | columbus ohio | OH | Urine |
| City of Dayton | Dayton | OH | Urine/Blood |
| city of farmington | farmington | NM | Urine |
| City of Folsom | Folsom | CA | Urine |
| City of Fort Payne | Fort Payne | AL | Urine |
| CITY OF HUNTINGTON | HUNTINGTON | N/A | Urine |
| CITY OF HUNTINGTON | HUNTINGTON | N/A | Urine |
| CITY OF HUNTINGTON | HUNTINGTON | N/A | Urine |
| CITY OF HUNTINGTON | HUNTINGTON | N/A | Urine |
| City of La Quinta | La Quinta | CA | Urine |
| City of La Quinta | La Quinta | CA | Urine |
| City of Lafayette | Lafayette | IN | Urine |
| City of las vegas | las vegas | NV | Hair |
| city of livermore | livermore | CA | Urine |
| city of los angeles | LOS ANGELES | CA | Urine |
| City of Los Angeles | Los Angeles | CA | Urine |
| city of louisville | louisville | KY | Urine |
| City of Melbourne | Melbourne | FL | Urine |
| city of mesa | mesa | AZ | Urine |
| city of milwuakee | milwuakee | WI | Urine |
| City of Modesto | Modesto | CA | Urine |
| City of Plano | Plano | TX | Urine |
| City of Port Orford | Port Orford | OR | Urine |
| City Of Saginaw | Saginaw | MI | Urine |
| City of San Buenaventura | Ventura | CA | Urine |
| City of Santa Barbara | Santa Barbara | CA | Urine |
| City of Springfield Dept. of | Springfield | IL | Urine |
| CITY OF SYLVANIA | SYLVANIA | OH | Urine |
| City of Taylorville | Taylorville | IL | Urine |
| City of Tempe | Tempe | AZ | Urine |
| City of Trussville | Trussville | AL | Urine |
| City of Wylie | Wylie | TX | Urine |
| City Utilities | Springfield | MO | Urine |
| Civic Park | City of Ofallon | MO | Urine |
| clackamas county bank | sandy | OR | Urine |
| Claims Administration Corpor | Mesa | AZ | Urine |
| Claire's Plumbing | Midland | TX | Select Test Type |
| Clairson International(CLose | Ocala | FL | Urine |
| Clarcor | Rockford | IL | Urine |
| Claremont Resort and Spa | Oakland | CA | Urine |
| Clarian Health | Indianapolis | IN | Urine |
| Clarian Health/Hospitals | Indianapolis | IN | Urine |
| Clarian Health/Hospitals | Indianapolis | IN | Urine |
| Clariant | Charlotte | NC | Urine |
| clariant | charlotte | NC | Urine |
| clark enterprises inc | chicago | IL | Hair |
| Clark Fliter | Lancaster | PA | Urine |
| Clark Screw Machine | Blawnox | PA | Urine |
| Clark Tire | Hickory | NC | Urine |
| Clarksville High School | Clarksville | AR | Urine |
| Classic Cinemas | Downers Grove | IL | Urine |
| Clean Harbors environmental | Braintree | MA | Urine |
| Clean Uniform Company | Columbia | MO | Urine |
| Clear channel | San Antonio | TX | Urine |
| Cleary Building | Pierre | SD | Urine |
| Cleveland Cliffs | Cleveland | OH | Hair |
| cleveland fire brigade | middlesbrough | N/A | Urine |
| Cleveland Municipal School D | Cleveland | OH | Urine |
| Client Instant Access | Fairfield | NJ | Urine |
| CLient Logic | Las Vegas | NV | Urine |
| Cliffstar | Dunkirk | NY | Urine |
| Climatec | Phoenix | AZ | Urine |
| CLIMCO COILS C.O. | MORRISON | IL | Urine |
| Clinton Honda | Clinton | NJ | Hair |
| CLMedical Ltd | Lancaster | N/A | Urine |
| Closetmaid | Ocala | FL | Urine |
| CLP Resources Inc. | Santa Rosa | CA | Urine |
| CLP Skilled Trade Solutions | Englewood | CO | Salvia |
| Club Car, Inc. | Augusta | GA | Urine |
| CM FURNACES | Bloomfield | NJ | Urine |
| cma cgm | norfolk | VA | Urine |
| CME Engineering | Latrobe | PA | Urine |
| CMI, Inc (a/k/a Copy-Mor, In | Chicago | IL | Urine |
| CNA | Chicago | IL | Hair |
| CNA Insurance | Chicago | IL | Urine |
| CNA insurance | Chicago | IL | Urine |
| CNC Containers Corporation | Tumwater | WA | Urine |
| CNC Containers Northwest | Tumwater | WA | Urine |
| CNC Containers Southern Cali | Commerce | CA | Urine |
| CNC Containers Southwest | Tucson | AZ | Urine |
| CNC Containers. Northern Cal | Lathrop | CA | Urine |
| CNX Gas | Pittsburgh | PA | Urine |
| Coach USA | Long Beach | CA | Urine |
| coast dental | tampa | FL | Urine |
| Coast Distributing Co. | San Diego | CA | Hair |
| Coast engine&equipmentco | Tacoma Wa | WA | Urine |
| Coast Federal Savings | Urine | ||
| Coastal Computer Corp | Fort Myers | FL | Urine |
| coastal construction company | honolulu | HI | Urine |
| Cobb County Board of Educati | Marietta | GA | Urine/Blood |
| Coca Cola | louisville | KY | Urine |
| Coca Cola | neptune | NJ | Urine |
| coca cola | parsippany | NJ | Urine |
| Coca Cola | Atlanta | GA | Urine |
| coca cola co | hamilton | Ontario | Urine |
| Coca-Cola | Santa Fe | NM | Urine |
| Coca-Cola | Paw Paw | MI | Urine |
| coca-cola | new orleans | LA | Urine |
| Coca-Cola | Houston | TX | Urine |
| coca-cola | denver | CO | Urine |
| Coca-Cola Enterprises | Lexington | KY | Urine |
| cochise county | wilcox | AZ | Urine |
| cochran automotive | monroeville | PA | Urine |
| Coconuts | Oceanside | NY | Urine |
| Codac | Newport | RI | Urine |
| Coffeyville Resources | Coffeyville | KS | Urine |
| Coggin Automotive | Orlando, Orange City | FL | Urine |
| CoGo Company | Urine | ||
| cohoes high | cohoes | NY | Urine |
| COKEN | dont know | RI | Urine |
| Cold Call Cowboy Productions | Palm Desert | CA | Urine |
| cold spring granite co. | cold spring | MN | Urine |
| Cold Stone Creamery | Lakewood | CA | Urine |
| cole | Cleveland | OH | Urine |
| Coleman Powermate | Kearney | NE | Urine |
| Coleman Powersport | Falls Church | VA | Urine |
| collateral mortgage | birmingham | AL | Urine |
| Collateral Mortgage, Ltd. | Birmingham | AL | Urine |
| College Park Honda | College Park | MD | Urine |
| Collegiate Funding Services | Pinellas Park | FL | Urine |
| Collegiate Funding Services | Fredericksburg | VA | Urine |
| Colligate Funding Services C | Fredericksburg | VA | Urine |
| Collins Brother | Larchmount | NY | Urine |
| collis inc | e town | KY | Urine |
| colonial life | columbia | SC | Urine |
| Colonial Life and Accident I | Columbia | SC | Urine |
| Colonial Williamsburg | williamsburg | VA | Urine |
| Color Star Growers | Sanger | TX | Urine |
| Colorado Housing and Finance | Denver | CO | Urine |
| colorado mountain express | Vail | CO | Urine |
| Colorado Springs Utilities | Colorado Springs | CO | Urine |
| Colorado State University | Fort Collins | CO | Urine |
| Colsa Corporation | Huntsville | AL | Hair |
| colt reinforcing | red deer | Alberta | Urine |
| colton carreir | hendeson | CO | Urine |
| Columbia Memorial Hospital | Hudson | NY | Urine |
| Columbus Dist. | Columbus | OH | Urine |
| Columbus Joint Appreniceship | Columbus | OH | Urine |
| Columbus Unified High School | Columbus | KS | Urine |
| Colville Confederated Tribes | Nespelem | WA | Urine |
| Comair | Cincinnati | OH | Urine |
| ComCar Industries | Auburndale | FL | Urine |
| Comcast | Sacramento | CA | Urine |
| Comcast | PA | Urine/Blood | |
| Comcast | Miramar | FL | Urine |
| Comcast | Huntsville | AL | Urine |
| Comcast | St. Paul | MN | Urine |
| comcast | Philadelphia | PA | Urine |
| comcast | philidelphia | PA | Urine |
| Comcast | Manchester | NH | Urine |
| comcast | sacramento | CA | Urine |
| Comcast cable | Lancaster | PA | Urine |
| Comcast Cable | Philadelphia | PA | Urine |
| comcast spotlight | seattle | WA | Urine |
| comdisco | north bergen | NJ | Urine |
| Comdisco (dist.) | Urine | ||
| ComDoc | Pittsburgh | PA | Hair |
| Comerica | Dallas | TX | Urine |
| Comerica | Auburn Hills | MI | Hair |
| Comerica | Dallas | TX | Hair |
| Comerica | Commerce | MI | Hair |
| Comfort Inn | philadelphia | PA | Urine |
| Comfort Inn | Fort Walton Beach | FL | Urine |
| Comfortex Inc/ | Watervliet | NY | Urine |
| Commerce Bank | Exton | PA | Urine |
| Commerce Bank | Mt. Laurel | NJ | Urine |
| Commerce Bank | St. Louis | MO | Urine |
| Commercial Printers | Pompano Beach | FL | Urine |
| Commercial Turf Products | Streetsboro | OH | Urine |
| Commercial Turf Products (Re | Streetsboro | OH | Urine/Blood |
| commonwealth hotels | covington | KY | Urine |
| Commonweath Energy | New York | NY | Urine |
| communications test design i | west chester | PA | Urine |
| Community and Rural Transpor | Idaho Falls | ID | Urine |
| Community Health Partners | Lorain | OH | Urine/Blood |
| Community Health Systems | Brentwood | TN | Urine |
| community hospital | munster | IN | Urine |
| Community hospital of the Mo | Monterey | CA | Urine |
| Community Memorial Hospital | Menomonee Falls | WI | Urine |
| Comp USA | Wichita | KS | Urine |
| Comp USA | Natick | MA | Urine |
| Comp USA | Overland Park | KS | Urine |
| Comp USA | Fresno | CA | Urine |
| Comp USA | New Jersey | NJ | Urine |
| Compaq | Schenectady | NY | Urine |
| Compaq | Urine | ||
| compaq | houston | TX | Urine |
| Compaq Computer Corporation | Marlborough | MA | Urine |
| Compass Group | DENVER | CO | Urine |
| Compass Management and Leasi | Atlanta | GA | Urine |
| Complete Trade Networks | Austin | TX | Urine |
| ComPsych Inc. | Chicago | IL | Other Test/Indicate |
| CompuCom | Nationwide Locations--All Major Cities | TX | Urine |
| CompuCom Systems | Los Angeles, Dallas, TX San Francisco | CA |