Car Keys, Remotes & Fobs in NH & Southern ME

Fast mobile programming for transponder keys, remotes, smart keys & fobs—right where you are.

Mobile Key Replacement That Saves You Time and Money

No need to tow your vehicle or wait days for a dealer appointment. A&B Lock and Security comes to you to cut and program high-quality keys, remotes, and fobs for most cars, trucks, and SUVs on the road today.


From basic transponder keys to proximity smart fobs, our technicians are trained and equipped to handle both foreign and domestic vehicles. We serve residential drivers, rental fleet managers, and commercial accounts throughout New Hampshire and Southern Maine.

“They programmed a new key and remote for our Ford and saved us hundreds over the dealer quote. Quick and professional!” — Hayley Jenkerson

What We Cut and Program

  • Standard chip (transponder) keys
  • Remote head keys
  • Key fobs and proximity keys (push-to-start)
  • Remote entry fobs with lock/unlock/trunk/panic
  • Smart keys with onboard programming

We offer both OEM and high-quality aftermarket options.

Brands We Commonly Service

We cut and program keys for most makes including: - Ford, Chevrolet, Dodge, GMC, Chrysler - Toyota, Honda, Subaru, Nissan, Mazda - Hyundai, Kia, VW, Jeep, BMW, Lexus, Audi


If your vehicle isn’t listed—call us! We likely support it.

Testimonial:

“I got locked out of my truck with no key in sight. They made and programmed a fob right in the parking lot. Unbelievable service.” — Zair Smith

Why Choose A&B for Your Car Key Needs?

  • Mobile service across NH and Southern ME
  • No towing or dealer delays
  • Competitive pricing with warranty
  • Trained automotive locksmiths
  • Fast, courteous response

Get a New Car Key or Fob Today

Call A&B Lock at (603) 527-0192 or request a quote online. We’re ready to get you back on the road with the key you need—fast and affordably.

Call Now: (603) 527-0192