Clearstream Drug and Alcohol Testing Solutions
Clearstream Drug and Alcohol Testing Solutions

Contact Us

ClearStream is strategically located at 356 1/2 Main Street, Suite #5 in Longmont, CO. We are positioned directly on the Regional RTD bus line and just 1 block from the Local RTD bus line, making our testing center easily accessible for all clientele.

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E-mail: contact@clearstreamcolorado.com

Main Office: 303.774.0680

Fax: 303.774.0684

Random Color Line: 303.774.0682

24 Hr Emergency Line: 720.251.0702

Office Hours: M-F 9AM-6PM and Sat 9AM-1PM

Office Location: 356 1/2 Main St. #5 Longmont, CO 80501

Directions from I-25

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  • From I-25, take CO-119 West (Exit 240)
  • Turn left onto CO-119
  • Follow CO-119 and turn right onto E 3rd Ave
  • Follow E 3rd Ave to Main Street
  • Turn right onto Main Street

Directions from Boulder

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  • Take Foothills Pkwy/ CO-157 North
  • Continue on Foothills Pkwy which becomes CO-119 N (Diagonal Highway)
  • Follow CO-119 N (Diagonal Highway) into Longmont
  • CO-119 N turns into Ken Pratt Blvd. Follow Ken Pratt Blvd. to S. Main St.
  • Turn left onto S. Main St.

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ClearStream Drug and Alcohol Testing