Safe Locksmith in San Dimas · 24/7 mobile
Safe Locksmith in San Dimas, California
Crenshaw Lock Company provides mobile safe locksmith service in San Dimas, California, available 24/7. We open, repair and service home and commercial safes and change combinations at your property. Call (323) 997-8867 to describe your safe and talk through the next step.
- Mobile to your San Dimas location
- Available 24/7
- Price quoted before we start

A safe is only useful if you can get into it when you need to. In San Dimas, that comes up in ordinary ways: a combination nobody remembers after years of leaving it untouched, a dial that has started to feel gritty, a keypad that stops responding, or a safe left behind by the previous owner of a house. Crenshaw Lock Company has been serving Greater Los Angeles and Ventura County since 1987, and safe work is part of the specialty side of what we do.
We are fully mobile, so there is no shop to bring a safe to. Most safes are heavy, bolted down or tucked into a closet, garage or office back room, and moving them is rarely a good idea. We come to you, look at the safe where it sits, and work from there. That applies whether the safe is a small fire box in a ranch-style home or a larger unit in a small business.
This page explains how safe work usually goes, what affects the cost, and what is specific about San Dimas properties, from hillside homes in Via Verde to the equestrian lots near San Dimas Canyon. When you are ready, call (323) 997-8867, any hour of the day or night.
How it works in San Dimas
- 1
Talk through the situation by phone
Start with a call to (323) 997-8867. Tell us what kind of safe it is, whether it uses a dial, keypad or key, what it is doing or not doing, and whether it is a home or business unit. Brand and model details help if you can read them from the door or label. This lets us prepare before we arrive.
- 2
Confirm ownership and access
Before opening or changing anything, we need to be comfortable that the safe is yours or that you are authorized to have it opened. For a safe inherited with a house, that might mean showing that you own or rent the property. This protects you and anyone else with a claim to the contents.
- 3
Assess the safe on site
We look at the lock type, the condition of the door and handle, and whether the problem is a forgotten combination, a worn mechanism, a dead keypad battery or something mechanical. The safe's construction and rating affect which approach makes sense, and we explain the options before starting.
- 4
Open or repair with the least damage possible
Where it can be done, we aim to open the safe without drilling or destroying the lock, since a preserved safe keeps its value and security. When a mechanism has failed or the safe is built to resist non-destructive entry, we tell you what that means and what repair would follow.
- 5
Change the combination or reset the lock
Once the safe is open, we can change the combination, set a new keypad code or service the lock so it works smoothly. This matters most when a safe came with a house, when an employee has left, or when a code has been shared more widely than you would like.
- 6
Test and walk you through it
We operate the safe several times with you watching, check that the door seats and the bolts move freely, and make sure you are comfortable with the new combination or code. We suggest ways to record it safely so you are not locked out again.
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What affects the price
- The type of safe: a simple home fire box, a gun safe, a floor safe and a commercial unit each involve different locks and different amounts of work.
- The lock mechanism: mechanical dials, electronic keypads and key locks are opened and serviced differently, and some are more resistant to non-destructive entry.
- Whether the job is an opening, a repair, a combination change or a combination of these, since a forgotten combination alone is a different task from a mechanism that has failed.
- The condition of the safe, including age, wear, prior damage and whether earlier attempts to force it have affected the lock.
- Where the safe is installed and how accessible it is, such as a closet, garage, barn office or back room, which affects setup time on site.
- The time of the call, since we are available 24/7 and after-hours or urgent requests are handled differently from planned appointments.
Why San Dimas chooses us
- Crenshaw Lock Company has served the Los Angeles area since 1987, and David Shar leads the work, so questions about your safe are answered by someone with long experience.
- We are fully mobile and come to your San Dimas home, ranch property or business, which matters when a safe is too heavy or fixed in place to move.
- We try to open safes without destroying them when the construction allows it, and we explain plainly when that is not realistic.
- We ask about ownership before opening a safe, which protects you and keeps the process legitimate.
- We handle the whole job in one visit where possible: opening, repair, and a new combination or code, with a demonstration at the end.
- We give honest assessments, including telling you when a safe is not worth repairing, instead of pushing work you do not need.
Safe Locksmith across San Dimas
San Dimas has a mix of property types, and safes show up in all of them. In Via Verde, the planned community on the southern hills, many homes were bought by new owners who inherited a closet or garage safe with an unknown combination. Pairing a safe opening and new combination with an HOA-standard rekey after purchase is a sensible way to start fresh, and we can handle both on a single visit within the 91773 ZIP code.
Near San Dimas Canyon and Frank G. Bonelli Regional Park, larger lots and horse-keeping properties are common. Owners there often keep a safe in a barn office, tack room or outbuilding, where dust, temperature swings and humidity can be hard on dials and keypads. Gated drives and padlocked outbuildings are part of the same picture, and we can look at the safe and the surrounding hardware during the same visit.
In the western-themed downtown along Bonita Ave, small retail shops and civic buildings often keep a safe in the back office for cash and records. When a manager leaves or a code is forgotten, a combination change gets the business back to normal. We reach San Dimas from Interstate 210, SR-57 and the main routes of Arrow Hwy, San Dimas Ave and Foothill Blvd, and we are available around the clock at (323) 997-8867.
- Via Verde (hillside planned community)
- Downtown / Old Town San Dimas (western-themed)
- San Dimas Canyon
Locked out or need a locksmith now?
24/7 Mobile Locksmith across Greater Los Angeles & Ventura County. We answer 24/7.
Other San Dimas locksmith services
Access ControlInstall keypad, card and fob access-control systems for business entrances.
Automotive LocksmithMobile auto locksmith for cars, trucks, motorcycles, RVs and fleets.
Broken Key ExtractionKey snapped in a lock or ignition? We extract the piece and cut a replacement.
Business LockoutLocked out of a store, office or commercial building? Rapid commercial entry.
Car Key ReplacementReplace lost or broken car keys — cut and programmed on site, even with no original.
Car LockoutKeys locked in the car or trunk? Fast, damage-free vehicle unlocking.
Commercial Door HardwareRepair and replace storefront, aluminum-frame and mortise door hardware.
Commercial LocksmithBusiness locksmith for offices, stores, warehouses and industrial sites.
Deadbolt InstallationAdd or replace single- and double-cylinder deadbolts for stronger doors.
Door Closer RepairRepair, adjust and replace hydraulic door closers on commercial doors.
Emergency Locksmith24/7 emergency dispatch for lockouts and urgent lock failures across Greater LA.
Gate Lock RepairRepair and install gate locks and latches, including keypad and smart gate locks.
High Security LocksInstall pick-, bump- and drill-resistant high-security locks and keys.
House LockoutLocked out of a house, apartment or condo? Damage-free entry on location.
Ignition RepairRepair or replace ignition cylinders and fix keys that won't turn.
Key DuplicationCut and copy house, office, mailbox and restricted keys on location.
Key Fob ReplacementReplace and program remote key fobs and smart/proximity keys.
Lock InstallationInstall new locks on new doors or where none existed before.
Lock RekeyingRekey existing locks so old keys stop working — ideal after a move or sale.
Lock RepairFix sticking, jammed, loose or misaligned locks, deadbolts and latches.
Lock ReplacementSwap worn, damaged or outdated locks for new hardware keyed to your needs.
Mailbox Lock ReplacementReplace and rekey residential, cluster and community mailbox locks.
Master Key SystemDesign and install master-key and restricted-key systems with key control.
Panic Bar InstallationInstall and repair panic bars, exit devices and emergency-exit hardware.
Residential LocksmithFull home locksmith service — rekeys, replacements, repairs and upgrades.
Smart Lock InstallationInstall, set up and troubleshoot smart, keyless and keypad locks.
Transponder Key ProgrammingProgram chip/transponder keys to your vehicle's immobilizer.
See all of our San Dimas services, or our citywide safe locksmith page.
Safe Locksmith in San Dimas — FAQs
Can you open a safe if I forgot the combination?
Will opening my safe damage it?
I bought a house in Via Verde and there is a safe in the closet. What should I do?
Can you change the combination on my safe?
Do you service safes in barns or outbuildings near San Dimas Canyon?
My electronic keypad safe stopped responding. Is it broken?
Do you work on business safes in downtown San Dimas?
Do I need to prove the safe is mine?
Reviewed by David Shar — Owner & Lead Technician
Crenshaw Lock Company has served Greater Los Angeles & Ventura County since 1987.
Last updated 2026-10-12.