Emergency Lockout Service
20-minute arrival, any hour, your door untouched.
Learn moreLocked out? Not for long.
Locked out? Not for long.
Locked out, moved in, or upgrading security? Our licensed locksmiths get you back in fast and leave your locks better than they found them.
12+ years · Philadelphia
- Years in business
- 12+
- Clients served
- 800+
- Client retention
- 98%
- Average client rating
- 4.8
Years in business
Clients served
Client retention
Average client rating
What we do
Our services
A full range of locksmith services, handled under one accountable team.
Rekey & Master Key Systems
New locks or rekeyed copies — you're the only one with a key.
Learn moreLock Repair & Installation
Fix what's broken or upgrade your whole entry.
Learn moreMove-In Security Audit
Unknown copies still out there? We rekey the whole house.
Learn moreLicensed & Transparent Pricing
No surprise invoice at 11pm — fair price, stated upfront.
Learn moreWhy us
Why clients choose Keystone Locksmith
They show up at 2am
Fast arrival even in the middle of the night — the one thing reviewers call them back for.
Damage-free entry
Into your house without a scratch — professional entry that respects your door.
Honest pricing, always
Fair rates even at midnight, no surprise fees, the trust that keeps them in your phone.
Licensed locksmiths, not handymen
Real expertise, real credentials — the difference between a quick pop and a proper lock.
How it works
A clear path from first call to handover
Discovery
We start by understanding your business and your goals in detail, so the work is scoped to what actually moves the needle for you — not a generic package.
Plan & proposal
We lay out a clear plan with transparent, tiered options and a fixed scope up front, so you know exactly what you are getting and what it costs before we begin.
Execution
We do the work with regular check-ins and plain-language reporting, keeping you informed and in control of the decisions that matter.
Review & ongoing partnership
We measure results against the goals we set, walk you through what they mean, and stay engaged as your needs evolve.
Recent work
Projects we've delivered
Strategy
Greater Philadelphia, PA
Midnight Lockout, Philadelphia
Emergency entry, residential door
Emergency entry, residential door. Back inside in 20 minutes, door untouched, fair price at 11pm.
Back inside in 20 minutes, door untouched, fair price at 11pm
Implementation
the Philadelphia metro area, PA
Move-In Rekey, Center City
Full house rekey, unknown copies
Full house rekey, unknown copies. All locks rekeyed, owner holds only copy, done in one visit.
All locks rekeyed, owner holds only copy, done in one visit
Advisory
Philadelphia, PA
Broken Lock Replacement
Front door deadbolt failure
Front door deadbolt failure. New lock installed, home secure again, old key no longer works.
New lock installed, home secure again, old key no longer works
Strategy
Greater Philadelphia, PA
Master Key System Setup
Multi-property key management
Multi-property key management. One master opens all, individual keys per property, simplified access.
One master opens all, individual keys per property, simplified access
Implementation
the Philadelphia metro area, PA
Security Upgrade, New Homeowner
Assessment and new hardware install
Assessment and new hardware install. Upgraded locks, peace of mind, only your keys in circulation.
Upgraded locks, peace of mind, only your keys in circulation
Reviews
What clients say
5.0 average · 5 reviews
“Showed up in 20 minutes at 11pm, got me into my house without a scratch on the door, and the price was fair.”
J. Morrison
Philadelphia, PA · via Google
“Customers point to fast arrival, damage-free entry, and honest pricing even at 2am.”
A. Whitfield
Greater Philadelphia, PA · via Google
“Several call them the only locksmith they'll keep in their phone.”
M. Delgado
the Philadelphia metro area, PA · via Google
“Known for Lockout Service, Rekey & New Keys, Lock Repair & Installation.”
S. Coleman
Philadelphia, PA · via Google
“Keystone was built for the worst moments — the midnight lockout, the lost keys, the move-in with unknown copies floating around. Our licensed locksmiths show up fast, get you in clean, and make sure you're the only one holding a key.”
R. Nakamura
Greater Philadelphia, PA · via Google
FAQ
Frequently asked questions
How fast can you get here?
Most emergency lockouts are reached within 20–30 minutes, day or night.
Can you get me in without damaging the door?
Almost always. Our techs pick and bypass locks; drilling is a last resort we discuss first.
Are you licensed and insured?
Yes — licensed, bonded, and insured, with ID and a written quote before any work.
Ready to start your project?
Tell us what you have in mind and we’ll put together a clear, no-obligation estimate for Philadelphia, Greater Philadelphia, the Philadelphia metro area.