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24/7 Residential Locksmith Services

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Welcome to Diamond Locksmith - the trusted 24-hour locksmith San Mateo, CA folks rely on.

The safety and security of your home is very important and should not be taken lightly. Every day, all across the country, there are thousands of break-ins that occur. You may be surprised to know that there are over 2 million recorded instances of home burglaries every year in the United States alone – 30% of were traced to an open or unlocked door or window. This is just one of the reasons why it is of utmost importance to make sure that your home is completely secure and that all locks on windows, doors, and gates are in optimal working condition at all times.


If you’re in San Mateo, Burlingame, Belmont, Millbrae, San Carlos, San Bruno, South San Francisco, Redwood City and other surrounding areas in the Peninsula Bay Area, and are looking for fast and reliable expert home locksmith services you can trust, you couldn’t have come to a better place!

residential locksmith

Locked out of your home?

Locked out of your apartment?

Call Diamond Locksmith now at (650) 867-5988

  • Emergency House Lockouts

  • Open House Locks

  • Change House Locks

  • Upgrade House Locks

  • Re-Key House Locks

  • Master House Re-Key Specialist

  • Replace House Lost Keys

  • Repair House Locks

  • House Key Cutting by Code

  • Repair & Replace Patio / French Door Locks

  • High Security Locks - Mul-T-Lock / Medico

  • File Cabinet Locks

  • Install New House Locks

  • Install Dead Bolts

  • Install Peepholes in Doors

  • Service Gates

  • Mortise Cylinders

  • Mailbox Locks

  • House Padlocks

  • Safe Combination Changes

  • Safe Service & Repair

  • Keyless Entry 

  • Fresh Installation for a New Lock

  • Garage Door Locks

So if you’re on the lookout for the preferred 24-hour locksmith to keep your home safer or to help you get back in when you're locked out, there’s only one locksmith to keep in mind – Diamond Locksmith. For more information, please give us a call at 650-867-5988 today!


Phone : 650-867-5988

Email :

Bay Area Coverage :

House locksmith services, locksmith near me
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