Call to get the best IID device for you
IIDs & breathalyzer devices
Find DUI resources
Learn more about certified Montana ignition interlock device providers if you are required to install an interlock following a drunk driving conviction.
15 convenient locations state-wide
By submitting this form, you agree and consent to receive emails, phone calls using automated technology and/or prerecorded messages and SMS/text messages from IgnitionInterlockInfo.com and its affiliates. No purchase necessary; message and data rates may apply.