12:41:58 AM
Sun, Nov 15, 2026
Auto Key Service

Mobile Lost Car Key Mobility

Licensed Locksmith — over 20 years experience, 2001–2026

Local, licensed and mobile: a new key made from your VIN when every key is lost across Nassau County.

Our technicians handle lost car key mobility around the clock. Car Key Locksmith is a mobile automotive locksmith, and lost car key replacement means making a brand-new working key when every key is gone — even with no spare and no original to copy.

Toyota, Lexus, Honda and GM laser cut keys are cut on site, then programmed and tested with you. Skipping the dealer usually saves time and money: no tow truck, no parts order, no appointment days away.

No call-out guesswork: the price you hear is the price you pay.

Lost Key Replacementlongisland
Lost Key Replacementlongisland

Lost Car Key Mobility Done at Your Car

Not every locksmith comes to you. Car Key Locksmith does — that is the whole idea. Our lost car key replacement brings key blanks, cutting machines and dealer-level programming tools to your car, day or night.

Many of our calls come from Farmingdale, Plainview and Carle Place.

Things That Help

  • Keep your ID and registration handy; we verify ownership before every job.
  • Be careful with cheap online fobs — many are the wrong frequency for your car.
  • Get a spare made while you still have a working key — it costs far less than an all-keys-lost call.

How to Get Help Fast

Here is what happens, start to finish:

  1. Call (516) 750-0433 with your location, the year, make and model, and whether any key still exists.
  2. We quote the job and give you an arrival window.
  3. On site we verify ownership, then cut the new key and program it to the car.
  4. We erase the lost keys from the car's memory where possible and test everything with you.
  5. We leave you our number in case anything else comes up.

Other Services We Offer

  • Ford FDRS dealer-level programming for newer Ford and Lincoln vehicles
  • GM GDS2 dealer tool programming for late-model Chevrolet, GMC, Buick and Cadillac
  • Toyota remote head repair and key fob shell replacement
  • Commercial door lockouts for offices and storefronts
  • GM laser cut keys for Chevrolet, GMC, Buick and Cadillac
  • Honda laser cut keys and Acura keys cut and programmed

What Affects the Price

We quote every job upfront on the phone, so you know the price before anyone is dispatched. What the price depends on:

  • The make — some European systems take extra equipment and time
  • Whether you want spare keys made at the same visit
  • Whether the car needs its immobilizer module accessed to program an all-keys-lost key
  • The type of key: basic transponder, remote-head, flip key or push-to-start smart key

Our Service Area

From Island Park, Massapequa Park and Wantagh to the rest of Long Island, our vans are on the road every day. Find your town on the service area page.

Cars, SUVs, Vans and Pickups

Our technicians program flip keys, push-to-start smart keys, transponder chip keys, basic metal keys and remote-head keys for Subaru, Jeep, Ford, Mazda, Chevrolet and BMW. Not on the list? Call (516) 750-0433 with the year, make and model.

What We Bring to the Job

For lost car key mobility, that usually means:

  • Ownership checked with ID and registration, for your protection
  • A spare made at the same visit for much less than a second emergency call
  • Remote functions paired: lock, unlock, trunk and panic
  • Transponder chip or smart key programmed to your car's immobilizer so it actually starts
  • The lost key erased from the car's memory where supported, so it can't start the car if someone finds it

Our Promise

  • Real people answer the phone, not a call center
  • Work tested in front of you before we leave
  • Most makes and models covered, from basic keys to smart keys
  • Usually cheaper and faster than the dealer
  • We come to you — no tow, no dealership appointment, no waiting days for parts

Frequently Asked Questions

Do you offer 24 hour lockout service?

Yes. Car lockouts and auto lockouts are handled 24 hours a day, every day of the year. Call (516) 750-0433.

Can you make a key if I have no spare at all?

Yes. With your ID and registration we originate a key from the VIN or by decoding the lock, then program it to your car — no original key needed.

Do I need to bring the car to you?

No. We are a mobile locksmith: the technician comes to your car at home, at work or at the roadside.

How much will it cost?

It depends on the vehicle and the key or lock involved. Call (516) 750-0433 with the year, make and model and we give you the exact price before we dispatch.

Do you offer lost car key mobility 24/7?

Yes. Our 24 Hour Emergency line is answered day and night, including holidays. Call (516) 750-0433.

How long does it take?

Most key replacements and programming jobs are finished within an hour of arrival. We tell you what to expect when you call.

What if I have lost every key and have no spare?

We can still make a new key. With your ID and the registration or title, we originate a key from the VIN or the locks and program it to the car.

Do you also handle home and business lockouts?

Yes. Along with car lockouts we open houses, apartments and commercial doors, and change or rekey locks.

Stuck Right Now?

Ford FDRS and GM GDS2 programming for newer vehicles, right where you are parked.

(516) 750-0433
Licensed locksmith with over 20 years of experience, serving drivers since 2001