How do I find an interlock device near me?

To find nearby ignition interlock device (also known as an IID, car breathalyzer, or ignition interlock system) installation locations, enter your zip code in the field at the top of this page that says “Enter zip code” and then press the “Go” button. You will then be redirected to Intoxalock’s interlock installation locations page, which will showcase the closest interlock device installation locations based upon the zip code you entered.

You can also visit Intoxalock Ignition Interlock’s installation locations page by clicking on this installation locations link.

Where is the best location for an interlock installation near me?

All Intoxalock installation locations are required by their state laws to go through specific training and certification processes to ensure reliable and efficient work is performed on your vehicle. With over 5,000 locations nationwide, twice as many as any other provider, you can be sure to find an Intoxalock ignition interlock installation location near your home or workplace.

Our large network of locations offer convenience for the installation, calibration and servicing of your device. Current customers can find Intoxalock calibration locations by visiting

For more information on the interlock installation and removal process, visit our installation & removal page.

Mobile ignition interlock device installation

In certain areas, some car breathalyzer installation locations offer the service of mobile installation. This is a service where ignition interlock installers will come directly to your home or work to install your IID.

For more information on mobile installation, visit our mobile installation page.

Intoxalock Ignition Interlock – The best value ignition interlock provider

Intoxalock provides the best value for your ignition interlock device needs by offering various resources and assistance to get you through the IID process in a quick and convenient manner. Here are some of the reasons why over 100,000 people choose Intoxalock as their ignition interlock device provider on an annual basis:

  • 24/7 top-rated customer service
  • Easy device to use (one-button activation, no humming)
  • Affordable pricing
  • Reliable and advanced technology

For more reasons on why Intoxalock offers the best value as your ignition interlock provider, visit our why choose Intoxalock page.