Visalia, California Drug Test Services


Visalia, California Drug Screening & Workplace Testing Services

Why Choose WSI in Visalia, California?

Our Services in Visalia, 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 Visalia, California

NameAddressCityStateZIP Code
WSI Testing Location1827 South Court Street Visalia California 93277
WSI Testing Location235 E NOBLE AVE Visalia California 93277
WSI Testing Location2431 W. CALDWELL Visalia California 93277
WSI Testing Location4126 S Demaree St Visalia California 93277
WSI Testing Location128 N. AKERS ST # B Visalia California 93291
WSI Testing Location131 South Tamarack Street Visalia California 93291
WSI Testing Location1640 W. MINERAL KING STE 106 Visalia California 93291
WSI Testing Location225 S CHINOWTH ST Visalia California 93291
WSI Testing Location5533 West Hillsdale Avenue Visalia California 93291