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Driver and Vehicle Services

A Division of the Minnesota Department of Public Safety

Certified Ignition Interlock Manufacturers

The following manufacturers have been certified in the State of Minnesota. Please note: the State of Minnesota does not endorse any manufacturers, vendors, or products. Their appearance on this page confirms only that the products have been certified by the Minnesota Department of Public Safety and meet federal rules for breath alcohol ignition interlock devices.

To locate an ignition interlock service provider in your area, call one of the ignition interlock manufacturers listed below. The Department of Public Safety does not regulate prices, so you should call each manufacturer to compare prices and determine which manufacturers have a location near you.

Alcohol Countermeasure Systems


​Ph: (877) 888-7250


www.intoxalo​ck.com ​

Ph: (833) 210-8428

LifeSafer Interlock, Inc.​


Ph: (800) 745-0331

LowCost Interlock


Ph: (800) 352-4872​

Roadguard Interlock 


​​​Ph: (866) 694-6099​

Smart Star​t​ MN


Ph: (952) 224-7050 
Ph: (866) 966-5245​​