Tulsa's Best Interlock Provider!

It's fast, easy, and affordable.

Contact us now and we will have you back on the road faster than any Interlock Service Provider in Oklahoma!

Guardian Interlock Systems of Tulsa

For over 20 years Guardian has been getting people back on the road by offering excellent products, service and price. Our experts understand the requirements in Oklahoma and will treat you with respect and consideration during your interlock program.

Guardian Client Benefits

  • Professional, respectful service from people who care about you and getting you back on the road
  • Expert installation, by our very own certified technicians for Interlock Installation
  • An easy to use device
  • Simple and complete training for setting up your car and getting started with our Interlock System
  • 24/7/365 service support via phone, email and even text message
  • The best priced breathalyzer and Interlock Device around the Tulsa Metro!


Easy to Use
Push Button Start Compatibility
Compact and Comfortable
Reliable and Accurate
Excellent Support

Having an interlock device isn't ever fun but at guardian interlock everyone is personable and friendly.

Lauren M.

Very friendly people. Unfortunately I've been going for about 2 years but they have made it much easier through a friendly staff and excellent service!

Dillion S.

The people working are always courteous and professional, always willing to what they can to help if there is a problem. If you have to have a system put on I recommend them hands down.

Mike B.

Choose Guardian! I was with a different interlock company before & this co. is wayyyyy better!!! The device is a lot easier to use & the women in the office are very helpful and sweet!

Lelah W.

These guys are awesome! Excellent staff so super duper nice! They deserve ten stars!

Tia C.

My husband uses them and they are great. Most helpful answering questions and never have to wait long. Staff is always pleasant and helpful!!!!

Julia K.


No worries! We are here to help!

DUI's are confusing. We are here to make sure you understand the interlock program and how it impacts your driving privileges. Together, we can make sure you adhere to the interlock program and  maintain your driving privileges.

Guardian Interlock Systems of Tulsa, Oklahoma

5130 S 94th East Ave,
Tulsa, Oklahoma 74145

Call: (918) 270-1716

Hours of Operation

Monday - Friday: 9am - 5pm
Saturday: By appointment
Sunday: Closed


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