Oakland, California Drug Test Services


Oakland, California Drug Screening & Workplace Testing Services

Why Choose WSI in Oakland, California?

Our Services in Oakland, California

Drug Test

Random Management Programs

Physical Exams

Specialized Testing

Expert Training Programs

Background Check Services

Core Services


Reason for Test


  • Pre-Employment Test
  • Random Test
  • Post-Accident Test
  • Reasonable Suspicion Test
  • Return to Duty Test
  • Follow-up Test
  • Periodic Test

Physicals & Health Testing


  • DOT Physical
  • Physical
    • Respirator Physicals: For workers who handle hazardous substances.
    • Pulmonary Function Test
    • OSHA Medical Questionnaire
    • Lift Test
    • Chest X-Rays
    • Kraus Weber
    • EKG
    • Vision Test
      • Vision Snellen
      • Vision Titmus
      • Vision Ishihara
      • Vision Jager
  • Titer Test
    • Hepatitis A
    • Hepatitis B
    • Hepatitis C
    • TransFERRON Gold Tuberculosis
    • Measles
  • Wellness Testing

Workplace Programs and Training


Additional Services


  • FMCSA Clearinghouse Support
  • Background Checks
    • County Background Search Check
    • State Background Search Check
    • Federal Background Search Check
    • Name Alias Background Search Check
    • Sex Offender Background Search Check
    • OIG Background Search Check
    • SSN Trace Background Search Check
    • Global Terror Watch List Background Search Check
    • Adverse Action Background Search Check Assistance

FMCSA Clearinghouse Compliance Support

Interested? Contact Us

Our Locations in Oakland, California

NameAddressCityStateZIP Code
WSI Testing Location6955 FOOTHILL BLVD #230 Oakland California 94605
WSI Testing Location384 Embarcadero West Oakland California 94607
WSI Testing Location451 2nd Street Oakland California 94607
WSI Testing Location5700 TELEGRAPH AVE Oakland California 94609
WSI Testing Location1730 Franklin Street Oakland California 94612
WSI Testing Location1904 Franklin Street Oakland California 94612
WSI Testing Location2101 Webster St Oakland California 94612
WSI Testing Location333 Hegenberger Road Oakland California 94621
WSI Testing Location8105 Edgewater Dr Oakland California 94621