Locked out, lost a key, or need a lock changed? A locksmith who answers.
Lockouts, rekeying, lock installation, car key replacement (most makes and model years) and commercial door hardware. A dispatcher answers (888) 492-0666 day or night, gives you an ETA and a price range, and the technician writes the quote before any work.
- Bonded & insured
- Live dispatcher 24/7
- Written quote before any work
- Mobile service to your door

Who is One & Only Locksmith?
One & Only Locksmith is a 24/7 mobile locksmith service dispatched from Los Angeles and covering greater Los Angeles, Ventura County, Silicon Valley and the San Francisco Bay Area. Call (888) 492-0666: a dispatcher gives you an ETA and a price range, and the technician provides a written quote before any work starts. Lockouts, rekeying, lock installation, car key replacement and commercial door hardware.
- Phone
- (888) 492-0666
- Hours
- 24/7, including holidays
- Service area
- Greater LA, Ventura County, Silicon Valley & the Bay Area
- Quote
- Written quote before any work
- Entry
- Non-destructive first; drilling is a last resort
- Credentials
- Bonded & insured
Residential, commercial, automotive and emergency locksmith work
From a 2am lockout to a master key system or a new push-to-start key, our technicians carry the hardware and tools for most jobs on the first trip.

Lost your car key? We cut and program on site.
Transponder keys, remote-head keys, flip keys and push-to-start smart keys, cut and programmed where the car is parked. Tell the dispatcher your year, make, model and trim: that tells us which blank and programmer to bring, and whether your vehicle is one of the late-model makes that need dealer authorization.
- Toyota, Honda, Ford, GM, Nissan, Hyundai, Kia, Lexus and many European makes
- Push-to-start smart key programming
- Spare keys and duplicates while you wait
- Lost-all-keys service (no original needed)
- Key fob remote replacement and repair
- Ignition repair and broken key extraction
- Office Lockout
- Commercial Lock Installation
- Master Key Systems
- Access Control Systems
- Panic Bar / Exit Device Installation
- High-Security Commercial Locks
From your call to a finished job in
one visit.
The locksmith calls that go wrong usually share the same story: a dispatcher far away, a technician without parts, and a bill with no relation to the phone quote. Here is what a call to One & Only Locksmith looks like instead.
Call (888) 492-0666- 1A dispatcher answersTell us your address and what happened. You get an ETA for your location and a price range for the most likely scenario, including the high end.
- 2A mobile technician is sentThe nearest available technician heads your way with the tools and hardware for the job described on the call.
- 3Ownership or authority is verifiedFor lockouts, rekeys and car keys the technician checks ID and proof of ownership or authorization before opening or programming anything.
- 4Written quote before workAfter looking at the lock, door or vehicle, the technician writes the quote. If you don't want to proceed, you owe nothing.
- 5Non-destructive firstPicks, bypass tools and decoding come first. Drilling is a last resort, and only after the reason is explained.
- 6Receipt and warrantyAn itemized receipt by email, and a workmanship warranty on installations.

Greater Los Angeles · Ventura County · Silicon Valley · the Bay Area
164 city and neighborhood pages with local notes, ZIP coverage and service details. Not listed? Call anyway and the dispatcher will tell you whether we can reach you.
Find your city.
Mobile technicians dispatched across greater Los Angeles, Ventura County, Silicon Valley and the San Francisco Bay Area.
The jobs we do most.
Smart locks, commercial exit hardware, transponder and smart key programming, and clean handovers with every key and code tested before the technician leaves.




Quick answers
The questions people ask before they call. If yours isn't here, the dispatcher will answer it on the phone.
Are you a local locksmith or a national booking service?
How fast can someone get to me?
Are you really open 24 hours a day?
Which car makes can you cut and program keys for?
What does it cost?
Are you bonded and insured?
One call. A real dispatcher. Help on the way.
Day or night, holidays included. Lockout, rekey, car key, smart lock, commercial hardware.



