Chicago, Illinois Drug Testing Services


Chicago, Illinois Drug Screening & Workplace Testing Services

Why Choose WSI in Chicago, Illinois?

Our Services in Chicago, Illinois

Drug Testing

Random Management Programs

Physical Exams

Specialized Testing

Expert Training Programs

Background Check Services

FMCSA Clearinghouse Compliance Support

Interested? Contact Us

Our Locations in Chicago, Illinois

NameAddressCityStateZIP Code
WSI Testing Location111 N Wabash Ave Chicago Illinois 60602
WSI Testing Location111 North Wabash Avenue Chicago Illinois 60602
WSI Testing Location11 E Adams St Chicago Illinois 60603
WSI Testing Location825 South State Street Chicago Illinois 60605
WSI Testing Location300 W Adams St Chicago Illinois 60606
WSI Testing Location1158 W TAYLOR ST Chicago Illinois 60607
WSI Testing Location1230 West Lake Street Chicago Illinois 60607
WSI Testing Location1817 South Loomis Street Chicago Illinois 60608
WSI Testing Location3145 South Ashland Avenue Chicago Illinois 60608
WSI Testing Location3520 S. ASHLAND AVE Chicago Illinois 60609
WSI Testing Location121 West North Avenue Chicago Illinois 60610
WSI Testing Location233 E Erie St Chicago Illinois 60611
WSI Testing Location676 North Saint Clair Street Chicago Illinois 60611
WSI Testing Location835 South Wolcott Avenue Chicago Illinois 60612
WSI Testing Location2077 North Clybourn Avenue Chicago Illinois 60614
WSI Testing Location933 West Diversey Parkway Chicago Illinois 60614
WSI Testing Location1525 East 53rd Street Chicago Illinois 60615
WSI Testing Location1700 South Canal Street Chicago Illinois 60616
WSI Testing Location2112 South Michigan Avenue Chicago Illinois 60616
WSI Testing Location2525 S. MICHIGAN AVE Chicago Illinois 60616
WSI Testing Location2600 S. MICHIGAN AVENUE Chicago Illinois 60616
WSI Testing Location47 W. POLK Chicago Illinois 60616
WSI Testing Location8750 South Cregier Avenue Chicago Illinois 60617
WSI Testing Location3909 North Western Avenue Chicago Illinois 60618
WSI Testing Location4025 N WESTERN AVE Chicago Illinois 60618
WSI Testing Location1111 East 87th Street Chicago Illinois 60619
WSI Testing Location901 East 95th Street Chicago Illinois 60619
WSI Testing Location1044 N. FRANCISCO Chicago Illinois 60622
WSI Testing Location3204 W. 26TH STREET Chicago Illinois 60623
WSI Testing Location3700 W. 26TH STREET Chicago Illinois 60623
WSI Testing Location900 East 103rd Street Chicago Illinois 60628
WSI Testing Location4011 West 63rd Street Chicago Illinois 60629
WSI Testing Location5525 S. PULASKI Chicago Illinois 60629
WSI Testing Location6222 South Pulaski Road Chicago Illinois 60629
WSI Testing Location4753 N ELSTON AVE Chicago Illinois 60630
WSI Testing Location4753 NORTH ELSOTON AVENUE Chicago Illinois 60630
WSI Testing Location5228 North Northwest Highway Chicago Illinois 60630
WSI Testing Location3213-21 W. 47TH STREET Chicago Illinois 60632
WSI Testing Location5101 S KILDARE AVE Chicago Illinois 60632
WSI Testing Location3115 NORTH HARLEM AVENUE Chicago Illinois 60634
WSI Testing Location7036 West Belmont Avenue Chicago Illinois 60634
WSI Testing Location5841 S MARYLAND AVE Chicago Illinois 60637
WSI Testing Location4940 South Cicero Avenue Chicago Illinois 60638
WSI Testing Location5300 Long Avenue Chicago Illinois 60638
WSI Testing Location6240 W. 55TH STREET Chicago Illinois 60638
WSI Testing Location6500 West 65th Street Chicago Illinois 60638
WSI Testing Location5835 W. NORTH AVE Chicago Illinois 60639
WSI Testing Location4211 N. CICERO AVE Chicago Illinois 60641
WSI Testing Location4757 W. MONTROSE AVENUE Chicago Illinois 60641
WSI Testing Location1030 West Chicago Avenue Chicago Illinois 60642
WSI Testing Location1460 North Halsted Street Chicago Illinois 60642
WSI Testing Location9415 South Western Avenue Chicago Illinois 60643
WSI Testing Location9501 South Western Avenue Chicago Illinois 60643
WSI Testing Location2901 W. TOUHY Chicago Illinois 60645
WSI Testing Location4801 W Peterson Ave Chicago Illinois 60646
WSI Testing Location1702 North Milwaukee Avenue Chicago Illinois 60647
WSI Testing Location3409 W. FULLERTON Chicago Illinois 60647
WSI Testing Location2118 East 71st Street Chicago Illinois 60649
WSI Testing Location4401 W DIVISION ST Chicago Illinois 60651
WSI Testing Location2868 North Broadway Street Chicago Illinois 60657
WSI Testing Location3017 North Ashland Avenue Chicago Illinois 60657
WSI Testing Location3046 North Halsted Street Chicago Illinois 60657
WSI Testing Location2300 W PETERSON AVE Chicago Illinois 60659
WSI Testing Location2300 W. PETERSON AVE Chicago Illinois 60659
WSI Testing Location5961 North Lincoln Avenue Chicago Illinois 60659
WSI Testing Location6374 North Lincoln Avenue Chicago Illinois 60659
WSI Testing Location6140 North Broadway Chicago Illinois 60660
WSI Testing Location540 West Madison Street Chicago Illinois 60661
WSI Testing Location600 W. ADAMS Chicago Illinois 60661
WSI Testing Location614 West Monroe Street Chicago Illinois 60661
WSI Testing LocationPO BOX 66508 Chicago Illinois 60666
WSI Testing Location25466 NETWORK PL Chicago Illinois 60673
WSI Testing Location75 REMITTANCE DR STE 1263 Chicago Illinois 60675
WSI Testing Location7122 SOLUTION CENTER Chicago Illinois 60677
WSI Testing Location7169 SOLUTION CENTER Chicago Illinois 60677
WSI Testing Location35332 EAGLE WAY Chicago Illinois 60678
WSI Testing Location36211 EAGLE WAY Chicago Illinois 60678
WSI Testing LocationDEPT 77-2988 Chicago Illinois 60678
WSI Testing Location1132 RELIABLE PKWY Chicago Illinois 60686
WSI Testing Location1381 RELIABLE PARKWAY Chicago Illinois 60686
WSI Testing Location2361 RELIABLE PKWY Chicago Illinois 60686
WSI Testing Location2382 RELIABLE PARKWAY Chicago Illinois 60686
WSI Testing Location8123 RELIABLE PARKWAY Chicago Illinois 60686
WSI Testing Location2307 S. CICERO Chicago Illinois 60804
WSI Testing Location6545 West Archer Avenue Chicago Illinois 63097