Smart Start Ignition Interlock

On The Spot Auto
200 Clarmar Dr
Sun Prairie, WI 53590

#1 Ignition Interlock from $1.99/day*. Same-day installation available

Book your install now

Hours of Operation:

Day	1st Hour Block	2nd Hour Block
Sun	Closed
Mon	9:00am - 5:00pm
Tue	9:00am - 5:00pm
Wed	9:00am - 5:00pm
Thu	9:00am - 5:00pm
Fri	9:00am - 5:00pm
Sat	Closed

Services at this Location:

Installations
Calibrations

Book an Installation

With the thousands of locations across the nation, 24/7 customer support, no hidden fees and the most reliable device on the market, Smart Start Ignition Interlock devices are hands-down the best way to get you back on the road fast.

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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Contáctame en español

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contact_consent* (required)

By providing your information and clicking “Book Your Install Now”, I authorize 1A Smart Start LLC and it’s 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, replay “STOP,” and to opt-out of emails click the email unsubscribe link.

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By providing my information and clicking “Book Your Install Now,” I authorize [Insert Legal Name of Franchisee, distributor, or affiliate] to contact me at the phone number above via phone and/or text 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”.

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Fast-Track Your Installation

Want to speed up the installation appointment process?
We can get you a quote faster if you fill out the information below.

Date of Birth

Drivers License #

VIN #

State Authority Name

Preferred Date

Preferences are subject to change based on availability.

Preferred Time

Questions/Comments

Comments

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Or Call (888) 234-0198 Now!

¡O llame ahora al (888) 234-0198!

Why Choose Smart Start Ignition Interlock?

From $1.99/Day* - No Long-Term Contracts

Bi-weekly payment options designed to fit your budget.

IGNITION INTERLOCK COSTS

3,000+ Locations - Same Day Install

Quick installs by skilled technicians at convenient U.S. locations.

FIND A LOCATION

Discreet, Easy-to-Use Devices

Reliable, hygienic devices with guided tests and easy English-Spanish switching.

SMART START DEVICES

24/7 Knowledgeable State Program Experts

Multilingual support trusted by over 1 million people, ready when you need us.

TALK TO A PROGRAM ADVISOR

#1 Ignition Interlock Device Provider at On The Spot Auto in Sun Prairie

Need an Ignition Interlock in Sun Prairie? Get back on the road with Smart Start, Wisconsin’s ultimate Ignition Interlock Device provider. We make your Ignition Interlock program simple, affordable and reliable with 24/7/365 customer service and easy, quick tests. You’ll receive hands-on training with our friendly, licensed technicians until you are comfortable testing with your Ignition Interlock.

We look forward to serving you! Smart Start Sun Prairie, WI is located at On The Spot Auto off 200 Clarmar Dr.

Call in today at (888) 234-0198 or fill out our online form to schedule your installation appointment. Be sure to ask about any current state specials or discounts!

Nearby Locations

J and L 4 wheel drive center

4726 E Broadway
Madison, WI 53716

OPEN NOW – Closes at 6:00pm

Services at this Location:

Installations, Calibrations

(608) 327-5225 More Details

Deerfield Tire & Auto

120 N Main St
Deerfield, WI 53531

OPEN NOW – Closes at 5:00pm

Services at this Location:

Installations, Calibrations

(888) 234-0198 More Details

Hometown Auto Care

120 E. Cambria St.
Randolph, WI 53956

OPEN NOW – Closes at 5:00pm

Services at this Location:

Installations, Calibrations

(715) 204-3916 More Details

See What Everyone Says About Our Ignition Interlock

Excellent TrustScore Rating

June 20, 2025

"Follow up to make sure their contractors can do the job "

Dale S.

United States

June 20, 2025

"Very cordial. Easy appointment made."

Kathy Embry.

United States

June 20, 2025

"I mean fast action service, Bill was very swift in explaining the program. Easy to use platform. Installed app within mins, appointment set. Hoping the chosen shop will be as easy as the sign up for this has been."

Marcos T.

United States

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Find a location near you!

Smart Start Ignition Interlock

Hours of Operation:

Services at this Location:

Book an Installation

Fast-Track Your Installation

Want to speed up the installation appointment process?
We can get you a quote faster if you fill out the information below.

Or Call (888) 234-0198 Now!

¡O llame ahora al (888) 234-0198!

From $1.99/Day* - No Long-Term Contracts

3,000+ Locations - Same Day Install

Discreet, Easy-to-Use Devices

24/7 Knowledgeable State Program Experts

#1 Ignition Interlock Device Provider at On The Spot Auto in Sun Prairie

Nearby Locations

J and L 4 wheel drive center

Services at this Location:

Deerfield Tire & Auto

Services at this Location:

Hometown Auto Care

Services at this Location:

Get Started

Locations

Support

Partners

Contact Us

Find a location near you!

Smart Start Ignition Interlock

<img width="24" height="24" src="/wp-content/uploads/2024/05/hours-icon.svg"> Hours of Operation:

<img width="24" height="24" src="/wp-content/uploads/2024/05/calibration-icon.svg"> Services at this Location:

Book an Installation

Fast-Track Your Installation

Want to speed up the installation appointment process?We can get you a quote faster if you fill out the information below.

Or Call (888) 234-0198 Now!

¡O llame ahora al (888) 234-0198!

Why Choose Smart Start Ignition Interlock?

From $1.99/Day* - No Long-Term Contracts

3,000+ Locations - Same Day Install

Discreet, Easy-to-Use Devices

24/7 Knowledgeable State Program Experts

#1 Ignition Interlock Device Provider at On The Spot Auto in Sun Prairie

Nearby Locations

J and L 4 wheel drive center

<img width="24" height="24" src="/wp-content/uploads/2024/05/calibration-icon.svg" alt="" style="margin-right: 5px;"> Services at this Location:

Deerfield Tire & Auto

<img width="24" height="24" src="/wp-content/uploads/2024/05/calibration-icon.svg" alt="" style="margin-right: 5px;"> Services at this Location:

Hometown Auto Care

<img width="24" height="24" src="/wp-content/uploads/2024/05/calibration-icon.svg" alt="" style="margin-right: 5px;"> Services at this Location:

See What Everyone Says About Our Ignition Interlock

Get Started

Locations

Support

Partners

Contact Us

Hours of Operation:

Services at this Location:

Want to speed up the installation appointment process?
We can get you a quote faster if you fill out the information below.

Services at this Location:

Services at this Location:

Services at this Location: