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Schedule DOT Drug Testing

Real Occupational Testing Services is an industry leader in providing the most affordable Drug Testing and training to employers in Riverside, San Bernardino Counties and San Gabriel Valley, with a focus on the transportation industry, including DOT exams and DMV medical exams.

Real Occupational is renown for our fast, reliable, cost effective and accurate DOT Testing. We perform these services with the highest possible attention to personable, friendly service.

Nationwide: Call 1-800-690-4362
 Call 909-937-3224

Clinic Address:
4045 E. Guasti Rd., #215
Ontario, CA 91761

Clinic Hours:

8:00 AM to 6:00 PM Monday – Fri
10:00 AM to 3:00 PM Saturday

To schedule your Department of Transportation (DOT) Drug Test please call 1-800-690-4362 or fill out the form below to be contacted by one of our knowledgeable and friendly DOT Testing Consultants.

Schedule your DOT Drug Test


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Contact Us

Real Occupational Testing Services
4045 E. Guasti Rd. #215
Ontario, CA 91761
1-800-690-4362 | Email