4Keys Locksmith
NASTF VSP · ALOA · 24/7 Dispatch

Lost Car Key Replacement Mobile, On-Site, OEM-Grade

No spare key anywhere? We cut and program a new OEM-grade key on-site in 30 to 60 minutes. Toyota, Honda, Ford, Mercedes, BMW, Range Rover, and most domestic, Asian, and European brands. NASTF VSP authorized for legal OEM data access. 40 to 60% less than the dealer.

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4Keys mobile auto locksmith cutting and programming a new car key on-site after all keys lost

Licensed: FL + GA

Two registered entities

15,000+ jobs completed

Same Day Solutions

Rapid Mobile Dispatch

27-min avg arrival

NASTF VSP

Vehicle Security Professional

9-sec avg phone answer

ALOA Member

Pro Certified Technicians

25 technicians on rotation

All keys lost? We open AND make the new one.

We cover the entire job in one visit. Door opened without damage, OEM blank cut by VIN, immobilizer paired through NASTF VSP. No tow truck, no dealer wait.

See full pricingHow NASTF VSP works
Lost Car Key Replacement

Why the dealer is the slow, expensive route

Losing the only key to your car is a worst-case scenario the dealer turns into a week-long ordeal. A typical dealer flow: tow your vehicle in ($75 to $150), wait 3 to 7 days for the OEM key to arrive, pay $400 to $1,500 for the key plus programming, then pay another tow back if the vehicle does not start. Total: $500 to $2,000 and a week without your car.

Our mobile route: a NASTF VSP authorized technician comes to your vehicle, opens the door if needed, cuts the blade by VIN on-site, fetches the OEM security code directly from the manufacturer through the NASTF Vehicle Security Professional network, programs the immobilizer, and verifies start. Total: $100 to $900 depending on vehicle, 30 to 90 minutes on-site. No tow.

If you still have one working key, the spare key route is significantly cheaper. See Car Key Duplication.

Common Scenarios

When you need a new key, not a copy

Lost the only key

No spare key anywhere. We open the door, cut a new blade by VIN, and program the immobilizer on-site.

Key destroyed or stolen

Burglary, theft, water damage, or a key fell into a storm drain. New key cut from VIN, no original needed.

Bought a used car without keys

Vehicle auctions, estate sales, or repossessions often arrive keyless. We supply OEM-grade keys with proof of ownership.

Old key worn beyond recognition

Decades of wear can cause turning failures. Replacement plus new immobilizer pairing.
How It Works

Six steps from no key to starting the car

Mobile process. No towing. No dealer trip.

  1. 1

    Confirm vehicle and ownership

    Call dispatch with VIN, year, make, model. We verify ownership and quote the full price upfront, no surprises on-site.

  2. 2

    Tech dispatched with OEM blanks

    An ALOA-certified, NASTF VSP authorized technician arrives in 15 to 30 minutes with OEM-grade blanks for your make and model.

  3. 3

    Door opened if all keys lost

    We open the door without damage so we can access the OBD-II port and immobilizer module.

  4. 4

    Key cut by VIN

    Laser or sidewinder cutting to factory specification, on-site in the mobile lab. No dealer key ordering wait.

  5. 5

    OEM programming via NASTF VSP

    Immobilizer paired through authorized OEM security data. Vehicle recognizes the new key and starts.

  6. 6

    Verification and handoff

    We test start, lock, unlock, and remote functions. Receipt and warranty information emailed on the spot.

Transparent Pricing

Lost Car Key Pricing

Real ranges by vehicle category. NASTF VSP authorization lets us legally program European luxury brands. No bait-and-switch.

  • Upfront pricing - the quote you get is the price you pay
  • No hidden fees or bait-and-switch tactics
  • Licensed, bonded & insured technicians
  • We come to you - 100% mobile service
Find Your Location

Most Requested

Pricing Guide

Domestic and Asian transponder
$100 to $250
Smart proximity key (2014+)
$250 to $500
European luxury (Mercedes, BMW, RR)
$400 to $900
All-keys-lost surcharge
+$50 to $150

*Prices shown are reference only. Final cost varies based on the complexity of the service, the specific hardware involved, the vehicle make, model and year, and the time of service. We provide an exact phone quote before our technician is dispatched.

Why 4Keys

What separates us from cheap-key shops

NASTF VSP authorized

Required for legal OEM key programming on European luxury brands. Highest U.S. credential.

ALOA-certified techs

EEPROM Essentials, Automotive ECU, and Access Control certifications. Background-checked, photo-ID.

Fixed phone quote

You hear the full price before our van leaves. No on-site upcharges, no surprise diagnostics.

Marked vehicles

Real branded vans. No unmarked sedans. Easy to verify on arrival.

FAQ - Lost Car Key FAQ

Got questions? We have answers. If you don't see your question below, call us anytime - we're available 24/7.

Typical on-site time is 30 to 60 minutes from arrival. We cut the blade, pair the transponder or smart key to your immobilizer, and verify start. European brands (Mercedes, BMW, Range Rover, Audi, Porsche) can run 60 to 90 minutes because of OEM data fetch through NASTF VSP.
Range: $100 to $500 depending on vehicle, year, and key type. Domestic and Asian transponder keys (Toyota, Honda, Ford, Chevy, Nissan, Hyundai) run $100 to $250. Smart proximity keys (2014 and newer) run $250 to $500. European luxury programming runs $400 to $900. Full price is quoted on the phone before our van leaves.
No. We handle all-keys-lost scenarios routinely. We cut the new key by VIN, generate the immobilizer code through NASTF VSP, and pair it to your vehicle so it starts. The dealer can take 3 to 7 days for the same job; we do it on-site in under 90 minutes.
Yes. We are NASTF VSP authorized, the highest U.S. credential required to legally program OEM keys for European brands. We cover Mercedes W205, W206, GLC, GLE, S-Class; BMW F and G chassis (FEM and BDC); Audi, Porsche, Range Rover, Bentley, and Rolls-Royce.
No. NASTF VSP uses authorized factory methods through the manufacturer security data network. Your manufacturer warranty stays intact. That is not the case with unauthorized 'cloning' shops that bypass immobilizer protocols.
Same trip. We supply and program OEM-equivalent smart fobs and proximity keys. Common on Camry, Accord, F-150 PEPS, Silverado, Altima, Sonata, and most 2014 and newer vehicles.
If you have proof of ownership and the VIN, yes. Most cases we come to the vehicle so we can verify ownership and pair the key in person. For warehouse or storage situations, we coordinate with you on documentation.
All of the above. Visa, Mastercard, Amex, Discover, contactless (Apple Pay, Google Pay), and cash. Receipt emailed on the spot.
Yes. Florida operations run as Qorinca LLC, Florida License #LK-094576. Georgia operations run as 4Keys Locksmith LLC, registered with the Georgia Secretary of State. ALOA-certified technicians in both states.
Yes, that is much cheaper. See our Car Key Duplication page for the spare-key process, which runs $50 to $300 depending on key type.

Related Reading

Car Key Duplication

Still have one working key? Spare cuts are much cheaper than new keys.

Read guide

Car Key Programming

Just need a transponder paired? Programming-only service for existing keys.

Read guide

What Is NASTF VSP?

The federal credential that lets us legally program European brand keys.

Read guide
Need a different service? Browse the Auto Locksmith hub.
24/7 Live Dispatch

Need a new key? Find your location.

Pick FL or GA and we quote the exact price by phone before the van leaves.

See full pricingNASTF VSP explainedAbout 4Keys