Ignition Interlock
in Nashua, New Hampshire

Ride with Smart Start
& get back on the road

  • New Hampshire’s leading Ignition Interlock Program
  • 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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Or Call (800) 831-3299 Now!

By providing your information and clicking “Book Your Install Now,” I authorize 1A Smart Start LLC and its franchisees’ to contact me at the phone number and/or email address above via phone, text, and/or email using multiple and periodic autodialed and prerecorded calls and texts for marketing purposes. Not a condition for purchase. Message and data rates may apply. To opt-out of texts, reply “STOP”.

¡O llame ahora al (800) 831-3299!

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New Hampshire's Leading Ignition Interlock Program

If you’re searching for a car breathalyzer after a DUI, we offer the best Ignition Interlock Device in Nashua, New Hampshire. 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 New Hampshire.

However, you’ll be getting more than just an Ignition Interlock Device. We’ll be with you right from the beginning with the services and support you need. The cheapest Ignition Interlock program in Nashua, New Hampshire, includes 24/7/365 Customer Care that makes your Ignition Interlock program as easy as possible.

Schedule an installation appointment now in Nashua, New Hampshire, or at any of our New Hampshire service centers.

Ignition Interlock Locations in Nashua, New Hampshire

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

  • Steve's Security Online

    315 So Broadway st
    Salem, NH 03079
    (800) 831-3299

    Installation & Service Appointments

    More Details Schedule an Installation

Choose Smart Start Ignition Interlock in Nashua

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.

New Hampshire 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 Nashua, New Hampshire.

Excellent TrustScore of 4.7 out of 5
(800) 831-3299

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