Ignition Interlock
in Gaithersburg, Maryland

Ride with Smart Start
& get back on the road

  • The leading Ignition Interlock Program in Maryland
  • Low-price, with no hidden fees
  • Fast installation with same-day available
  • 24/7/365 Multilingual Customer Care

It only takes a moment to get your personalized quote.

Get a quick and easy IID installation with Smart Start! Get started today!

¡Obtenga una instalación rápida y fácil de IID con Smart Start! ¡Empieza hoy mismo!

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Ignition Interlock in Maryland: We're Always Here for You

If you’re searching for a car breathalyzer after a DUI or DWI, we offer the best Ignition Interlock Device in Gaithersburg, Maryland. We will help you successfully complete your car breathalyzer requirement with support from caring, compassionate specialists who understand everything you need to know about Ignition Interlock in Maryland.

We’ll be with you right from the beginning with the services and support you need. The cheapest Ignition Interlock program in Gaithersburg, Maryland, includes 24/7/365 Customer Care that makes your Ignition Interlock experience as easy as possible.

Trust Smart Start and schedule an installation appointment now in Gaithersburg, Maryland, or at any of our Maryland service centers.

Ignition Interlock Locations in Gaithersburg, Maryland

Let's get started with an installation in Gaithersburg, Maryland that fits your schedule, at one of the convenient locations below.

  • 13238 Executive Park Ter
    Germantown, MD 20874

    Schedule your installation here

  • 2325 18th Street NE
    Washington, DC 20018

    Installation & Service Appointments

  • 2739 Garfield Ave
    Suite C
    Silver Spring, MD 20910

    Installation & Service Appointments

  • 14717 Baltimore Ave
    Unit C
    Laurel, MD 20707

    Installation & Service Appointments

  • 13210 Wisteria Dr
    Germantown, MD 20874

    Installation & Service Appointments

  • 1400 B Rockville Pike
    Rockville, MD 20852

    Installation & Service Appointments

  • 16859 Oakmont Ave
    Gaithersburg, MD 20877

    Installation & Service Appointments

Why Choose Smart Start Ignition Interlock in Gaithersburg?

No equipment to buy. No hidden charges. No long-term contracts.

We offer the best Ignition Interlock Devices at the lowest price. You’ll know the cost from beginning to end, with no high pressure or double-talk.


Fast, convenient installation. Get an appointment that fits your schedule.

We’ll find a service center near you, often with a same-day appointment. Our specially trained technicians are committed to customized, quality installation.


Old, new, gas, electric, high performance, or low profile. We install on all.

Whether you’ve got an older vehicle or the latest electric model, there’s nothing our technicians can’t handle. Our car breathalyzers are the perfect fit for whatever you drive.


Small, discreet, easy to use. Ignition Interlock shouldn’t be difficult.

Our attractive, handheld car breathalyzer is about the size of a cellphone, with an intuitive keypad and display. You’ll get hands-on training to make sure that it’s easy to blow and go.


Quick calibration. Easy service. More drive-through locations than anyone.

Maryland will require your Ignition Interlock Device to be serviced and calibrated on a regular basis. Our calibration appointments usually take about 15 minutes at any location that’s handy for you.


Flexible payment options. Easy autopay. Take advantage of our Client Portal.

Everyone’s budget is different. That’s why we offer weekly, monthly, or bi-monthly payments, plus an autopay option. Set it up through our Client Portal app (or go online).


You’ve got questions. We’ve got answers. 24/7/365 multilingual Customer Care.

There’s always somebody who can help when you have a question about your car breathalyzer, your account, monitoring laws, or anything else with your Ignition Interlock in Gaithersburg, Maryland.

Excellent TrustScore of 4.7 out of 5