We are Number #1 Locksmith Service in College Park, MD

Locksmith in College Park, MD

Locksmith Guarantee serves homeowners, businesses, drivers, and property managers across College Park with dependable residential, commercial, automotive, and safe services. You might need to change your locks after moving. You could also want to upgrade to keypad deadbolts in the University District. If you lost a key fob, we can help with that too. Our skilled technicians are ready to assist you. They come fully equipped with many parts and tools. This allows them to finish most jobs in just one visit. Before any work commences, you will receive transparent and clear pricing, ensuring there are no surprises. We also give you an accurate estimated time of arrival (ETA) during our service hours. Our hours are from Sunday to Friday, 8 AM to 11 PM. Please note that we are closed on Saturdays, but we are here to help you during the rest of the week! We’re locally owned, licensed and insured, and BBB-accredited so you get professional work without surprises.

Residential Locksmith Services

  • Re-Keying & Master Key Systems: Take control of access after a move or turnover without changing every lock.
  • High-Security & Smart Locks: Choose from ANSI Grade 1 options, keypad deadbolts, and app-connected models. These locks allow code management for guests and cleaners.
  • Door & Hardware Tune-Ups: Strike reinforcement, latch/hinge adjustments, mailbox locks, and patio hardware.
  • Safes: Non-destructive opening methods when possible, combination changes, and bolt-down installs.

Commercial Locksmith Services

  • Access Control & Keypads: Secure offices, retail, and campus-adjacent suites with code or card access.
  • Master-Key Hierarchies: Clear levels for managers, staff, and vendors; restricted keyways available.
  • Panic Bars & Storefront Hardware: Code-compliant install and maintenance; closer and exit device service.
  • File & Cabinet Locks: Replacements and keyed-alike setups to simplify access control.

Automotive Locksmith Services

  • Car Key Cutting & Programming: Transponder, remote, and proximity keys for many domestic and import makes.
  • Ignition Repair & Replacement: Diagnosis, cylinder repair or swap; key match when feasible.
  • Broken Key Extraction & Door/Trunk Keys: Careful removal and recut to spec.
  • Motorcycle & RV Keys: Cut-to-code where supported—ask for year/make/model.

Emergency During Open Hours

Locked out or dealing with a broken key? We provide on-call service Sun–Fri, 8 AM–11 PM with an ETA and upfront quote before dispatch. Saturday appointments can be scheduled in advance for non-emergency work.

Quality Professional Service

Lock Service in College Park

Lock repair, installation, service or replacement. We can rekey or key-alike and provide large-scale commercial security solutions.​

Key Cutting Service in College Park

Top-quality key cutting, both instore and call out. House keys, filing cabinet keys, letter box keys, restricted access and master keys etc

Electronic Security Service in College Park

Access Control, CCTV and wireless alarm systems. Talk to us about our software-based security solutions and electronic digital locks.

Master Key Systems in College Park

Professional locking systems tailor-made to suit your needs. Our user-friendly system allows you to control entry to all access points.

Automotive Locksmith Service in College Park

Car lock out, lost key and damaged lock replacement. Our automotive locksmiths will get you back into the driver’s seat.

Commercial Locksmith Service in College Park

Professional & experienced locksmiths provide the commercial sector with a wide range of electronic security systems & locking solutions.
drilling into the door

Committed!

Areas We Commonly Serve in College Park

The Baltimore Avenue (US-1) corridor is an important road that connects many communities. This includes the Berwyn and Calvert Hills neighborhoods and the Lakeland area. It also covers Hollywood, Paint Branch Parkway, and Greenbelt Road (MD-193). The area around the College Park–University of Maryland Metro station is included too. This makes it a key spot for transportation and local events.

Locksmith Guarantee

Residential Locksmith Service in College Park, MD​

Your home’s security is our top priority. We offer a full range of residential locksmith services in College Park, 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.

screwing the door screws

Commercial Locksmith Services


For businesses in College Park, 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 College Park, 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!

Poly Dem

Locksmith Guarantee provided exceptional service when I needed my locks changed after a break-in attempt. They were efficient, efficient, and made me feel secure in my home again. Thank you for your expertise and peace of mind!

Robin Ton

I had lost my car keys and was in a panic, but Locksmith Guarantee came to my rescue! The locksmith arrived efficiently, made me a new key on the spot, and saved me from a major headache. Thank you so much for your excellent and reliable service!

Magar Faw
Address

5442 Stream Bank Ln,
Greenbelt, MD 20770

(240) 931-0762

Email

locksmithguarantee1@gmail.com

Contact US