Colorado has contracted with the following Ignition Interlock providers:
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1A Smart Start, Inc.
866-348-4294
www.smartstartinc.com/Colorado
#1 A LifeSafer of CO
800-475-5490
www.lifesafer.com
Intoxalock
844-611-3710
www.intoxalock.com
Guardian
855-217-2072
www.guardianinterlock.com