Oswego, Illinois Drug Testing Services


Oswego, Illinois Drug Screening & Workplace Testing Services

Why Choose WSI in Oswego, Illinois?

Our Services in Oswego, 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 Oswego, Illinois

NameAddressCityStateZIP Code
WSI Testing Location189 Amherst Cir Oswego Illinois 60543
WSI Testing Location2322 U.S. Route 34 Oswego Illinois 60543