Exclusive Promotion: Free 1st Month and Installation!

We are offering new ignition interlock customers FREE installation and FREE 1st month at RoadGuard Interlock locations in Texas. Promotion ends soon, act now!

A Leader in Ignition Interlock Services for over 25 Years

With hundreds of locations nationwide, RoadGuard Interlock is a leading provider of ignition interlock solutions for in-vehicle alcohol monitoring. If you’re facing legal requirements that necessitate the use of Ignition Interlock Devices (IIDs), be rest assured that we’re here to provide unparalleled support, marked by our dedication to excellence and exceptional customer service. Our meticulously tailored products and services are designed to meet diverse state requirements, ensuring your smooth return back to the road.


Our Mission

At RoadGuard Interlock, we are committed to enhancing road safety and community well-being by providing innovative alcohol monitoring technology and aiding those who need to meet DUI-related requirements. We strive to offer superior products and services that not only meet but also exceed regulatory standards, ultimately contributing to a safer and healthier society.

Our Services

RoadGuard Interlock provides fully integrated services for alcohol monitoring, including device manufacturing, installation, servicing, monitoring, removal and reporting. Our state-of-the-art devices are backed by a dedicated customer care center that provides assistance and support whenever needed.

Innovation and Leadership

At RoadGuard Interlock, we are driven by a passion for innovation. We are constantly exploring cutting-edge technologies and approaches to alcohol monitoring because we believe in staying ahead of the curve. Our commitment to pioneering advancements is evident in features like integrated camera technology, which enhances identity verification during testing.

When it comes to our Ignition Interlock Devices, simplicity and speed are paramount. Unlike other devices, ours use a straightforward blow-suck breath pattern for testing. Plus, we are proud to offer one of the industry’s quickest warm-up times—just 10 seconds to get you back on the road safely.

Who We Serve

RoadGuard Interlock focuses on serving drivers using Ignition Interlock Devices (IIDs) for court-ordered supervision, license reinstatement, or voluntary monitoring. Our services address diverse needs, from legal compliance to safety enhancement. We offer convenient and reliable solutions for alcohol monitoring, supporting our clients nationwide on the path to sobriety. With dependable technology and personalized assistance, we’re here to help you move forward confidently.


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