Locksmith On Duty | Local. Mobile. Reliable. Reputable. Fast. 24/7.

Locked Out?

We’re Always On Duty.

Local, mobile, 24/7 locksmith serving the San Francisco South Bay and Peninsula. We come to you fast with upfront pricing.

Fast. Fair. Always On Duty. 24/7.

Vehicle or Building lockout | Copy Building or Vehicle Key | Install New Hardware | Key Fob Service | Lock Repair

And more…

Our Services

Door with a standard door handle and a latch lock engaged with a wedge block.

Lockout Services

A wall display of various keys hanging on hooks, including silver keys and a few red keys, arranged in rows.

Key Copy Services

A gray front door with a deadbolt lock, a handle, and a key in the lock.

Home Security Installations

Close-up of a computer graphics card with intricate metallic components, cooling fins, and colorful LED lighting.

Lock Repair

Close-up of a Mercedes-Benz key fob resting on a car seat.

Key Fob Service

Close-up of a car key inserted into a car ignition on a black vehicle.

Car Lock Access

Comprehensive Locksmith Solutions

Emergency Lockout Response

24/7 mobile assistance to quickly restore access without damaging your door or hardware.

Smart Lock Installation

Upgrade to keyless entry systems compatible with major smart-home platforms, complete with user training.

Commercial Security Upgrades

High-grade locks, door closers, and access control tailored to retail, office, and industrial facilities.

Master Key Systems

Streamline access for property managers with custom hierarchies that balance convenience and security.

Our Expertise

When you call Locksmith On Duty, you’re getting more than a technician with a toolkit—you’re getting a friendly local expert dedicated to your peace of mind, fast response times, and transparent, competitive pricing with unmatched attention to detail. From classic deadbolts to home security systems, Locksmith On Duty is dedicated to the safety and security of your family and your business.