We are Number #1 Locksmith Service in Montgomery, MD
Locksmith in Montgomery County, MD
From Silver Spring and Bethesda to Rockville and Gaithersburg, Locksmith Guarantee provides reliable residential, commercial, automotive, and safe services across Montgomery County. Our trained technicians arrive in equipped service vans, explain options, and give clear pricing before work begins. We operate Sunday through Friday, 8 AM–11 PM (Saturday closed). Whether you’re consolidating keys after a move, upgrading office access control, or replacing a lost fob without a tow, we’re ready to help.
Residential Locksmith Services
- Re-keying & keyed-alike convenience
- Grade-1 deadbolts
- Smart locks & keypads
- Door/hinge/strike adjustments
- Mailbox & gate locks
- Safe opening & combo changes.
Commercial Locksmith Services
- Access control & audit-friendly keypads
- Master-key systems
- Restricted keyways
- Exit devices/closers/storefront service
- File/cabinet locks
- Scheduled maintenance.
Automotive Locksmith Services
- Cut & program transponder/remote/proximity keys
- Ignition diagnosis & cylinder repair/replacement
- Broken key extraction
- Motorcycle/RV keys (availability varies).
Emergency During Open Hours
On-call Sun–Fri, 8 AM–11 PM with ETA and quote before dispatch. Schedule non-urgent Saturday work in advance.
Quality Professional Service
Lock Service in Montgomery
Key Cutting Service in Montgomery
Electronic Security Service in Montgomery
Master Key Systems in Montgomery
Automotive Locksmith Service in Montgomery
Commercial Locksmith Service in Montgomery
Committed!
Cities & Areas We Cover in Montgomery County
Silver Spring, Wheaton, Bethesda, Chevy Chase, Rockville, Gaithersburg, Germantown, Takoma Park, Kensington, Aspen Hill, and nearby areas.
Why Montgomery County Chooses Locksmith Guarantee
Locksmith Guarantee
Residential Locksmith Service in Montgomery, MD
Your home’s security is our top priority. We offer a full range of residential locksmith services in Montgomery, MD to ensure that your home remains safe and secure. Whether you need new locks installed or keys replaced, our skilled locksmiths can handle it all.
Our residential services include:
Key Duplication and Replacement: Lost your house key? We can duplicate or replace your keys so you never have to worry about being locked out again.
Lock Installation and Repair: We install and repair a wide range of locks, including deadbolts, smart locks, and high-security systems. Whether you need a new lock or your current one needs a fix, we’re here to help.
Lockout Services: Locked out of your home? Our technicians can get you back inside without causing any damage to your locks or doors.
Local Job Snippets
Re-key near Georgia Ave (MD-97), Silver Spring
Re-pinned 5 locks, aligned strikes, and set up keyed-alike exterior doors.
Office keypad on Rockville Pike (MD-355)
Installed keypad deadbolt with audit codes; trained staff on code management.
Ignition repair off I-270, Gaithersburg
Replaced worn cylinder wafers; matched to existing door key.
Commercial Locksmith Services
For businesses in Montgomery, MD, security is critical. We offer comprehensive commercial locksmith services designed to protect your assets, employees, and property. Our commercial locksmiths specialize in installing and maintaining high-security locks and access systems that meet the unique needs of your business.
Automotive Locksmith Services
Automotive locksmith services in Montgomery, MD can save you from the stress of being locked out of your vehicle or dealing with a malfunctioning ignition. Whether you’ve lost your keys or broken them in the lock, our expert technicians are here to assist you. Frequently Ask Questions
Business rekey service involves changing the internal mechanism of locks so that they can be operated by new keys, enhancing security.
Rekeying is recommended when keys are lost, stolen, or unaccounted for, or when there is a change in personnel or ownership.
No, rekeying involves changing the internal pins of the lock, allowing it to work with a new key without replacing the entire lock.
Yes, locksmiths can rekey multiple locks to operate with a single master key for added convenience.
Yes, rekeying enhances security by preventing unauthorized access with old keys and providing control over who has access to your premises.
Call to Schedule
Prefer online? Request a quote and we’ll confirm your appointment window.
Clients Love
Testimonial
I was locked out of my house late at night, and Locksmith Guarantee came to the rescue within minutes! The locksmith was professional, friendly, and had me back inside in no time. I am very happy with their service. Highly recommend their services!
5442 Stream Bank Ln, Greenbelt, MD 20770
(240) 931-0762
locksmithguarantee1@gmail.com