Mailbox & File Cabinet Locks San Antonio

Mailbox & Cabinet Lock Service San Antonio

S.A. Locksmith & Security provides professional mailbox and file cabinet lock services in San Antonio, Texas and surrounding areas including Alamo Heights, Stone Oak, The Dominion, Helotes, Converse, Schertz, Cibolo, New Braunfels, and Boerne. Lost your mailbox key? Need a file cabinet unlocked? We open, rekey, repair, and replace all mailbox and cabinet locks. Call (210) 348-3677.

What We Do

S.A. Locksmith & Security services USPS cluster mailbox locks, private mailbox locks, apartment mailbox locks, residential curbside mailboxes, file cabinet locks, desk locks, storage cabinet locks, and display case locks. We carry replacement cam locks, tubular locks, and wafer locks for immediate installation. For USPS cluster mailboxes, we can open your box and provide a replacement key. For file cabinets, we open locked cabinets by picking or drilling the lock and install new replacement locks.

How It Works

Properties We Service

USPS cluster mailboxes, apartment mailboxes, residential curbside mailboxes, file cabinets, desk locks, storage cabinets, gun cabinets, display cases, and toolboxes.

Why Choose S.A. Locksmith & Security?

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Frequently Asked Questions

How much does a mailbox lock replacement cost?

Mailbox lock replacement typically costs $30-$75 including the new lock. Call (210) 348-3677.

Can you open a file cabinet without the key?

Yes. We pick or bypass file cabinet locks non-destructively in most cases. If needed, we drill and replace the lock.

Can you replace a USPS mailbox lock?

We can open your USPS cluster mailbox and provide a new key. For the actual lock mechanism, USPS maintenance handles the replacement.

Do you carry replacement cabinet locks?

Yes. We carry cam locks, tubular locks, and wafer locks for file cabinets, desks, and storage cabinets.

Can you make a key for a mailbox from scratch?

Yes. We can impression or decode the lock to create a new key without the original.

Request a Locksmith

S.A. Locksmith & Security is a full-service, 24/7 locksmith located in San Antonio serving the greater SA area. No project is too big or too small — call us anytime for a free estimate.

📞 (210) 348-3677

We Accept All Major Credit Cards

S.A. Locksmith & Security — Licensed (LIC# B18010), Insured, BBB A+ Accredited. Serving San Antonio since 2009 with a 90-day warranty on all work. No-damage guarantee. Average response time under 20 minutes. 10% Military & Veteran Discount — show valid military ID at time of service.

Need Mailbox & File Cabinet Locks in San Antonio?

Contact S.A. Locksmith & Security for professional residential locksmith service. Licensed, insured, and available 24/7.