Intoxalock Ignition Interlock

Get back on the road confidently with Intoxalock, the trusted Ignition Interlock Device (IID) provider of Fredericktown, Missouri and the no. 1 interlock device brand in the U.S.. Located in the Fredericktown neighborhood at 750 W Main Street, we offer fast and affordable court-approved IID installation, calibration, and removal services. Our certified technicians ensure a smooth, stress-free experience while helping you stay compliant with Missouri interlock laws. With 24/7 customer support, Intoxalock makes the process easy for drivers to regain their licenses after a DUI. Visit us in MO near you or call our state specialists to schedule your car breathalyzer installation and get back on the road safely!

Smart Start is the #1 Ignition Interlock Device provider in Hillsboro with same-day installation available for your vehicle. We’re a convenient and affordable Missouri IID supplier located in Southern Hillsboro at 10904 Highway 21 with mobile services and price matching available to give you the best value. Our reliable customer service experts and licensed technicians will make your IID device experience quick & low stress. Smart Start is ready to schedule your Ignition Interlock Device installation in Hillsboro. Call our Southern Hillsboro location & talk to a Program Advisor, who will help you schedule an appointment for your IID installation, calibration or removal.

LifeSafer Ignition interlock is the leading ignition interlock provider nationwide and home to “No-Call Install”, the first fully online installation booking tool. LifeSafer’s locations are MO certified and our expert technicians at 310 Locust Street can handle all your installation and calibration needs. LifeSafer has over 30 years of ignition interlock experience and has helped over 1.5 million people get back on the road again.