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  1. Home
  2. Approved Interlock Vendors

Approved Interlock Vendors

Colorado has contracted with the following Ignition Interlock providers:

1A Smart Start, Inc.

866-348-4294
smartstartinc.com

#1 A LifeSafer of CO

303-222-1603
lifesafer.com

Intoxalock

844-611-3710
intoxalock.com/state/co

Guardian

855-217-2072
guardianinterlock.com

More Information

  • More about Interlock
  • Driver Records, License Suspensions, and Reinstatement Information

Additional Resources

  • Driver License Reinstatement Center
  • Reinstating After a DUI or Alcohol Offence
  • Reinstating After Points, Tickets, or Child Support
  • Suspension and Reinstatement FAQs
  • Driver Records and Clearance Letters FAQs
  • Paying a Ticket or Penalty Assessment in Colorado
  • Out-of-State Drivers and DUIs
  • DMV Administrative Hearing Process
  • SR-22 and Insurance Information
  • Ignition Interlock Program
  • Early Reinstatement (Interlock)
  • Approved Interlock Vendors
  • Financial Assistance for Ignition Interlock
  • No DUI Colorado (opens in new window)

For additional information about how to reinstate driving privileges, you can submit an Information Request for Reinstatements, DUIs, Suspensions, and SR-22 here or call DMV Driver Services at 303-205-5613.

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