
Professional Lock Change and Replacement for Your Annapolis Home
When your home's locks are worn, damaged, or simply not providing the security you need, it is time for a professional change. We specialize in full lock replacement, ensuring your new hardware is correctly fitted for long-term security. From outdated knob sets to failing deadbolts, we restore peace of mind for homeowners across Annapolis.
- Same day
- Typical arrival
- From $120
- + $49 service call
- 7 ZIPs
- 21401 · 21402 · 21403
24/7 dispatch
A person answers, any hour
Licensed & insured
Background-checked techs
Since 2009
15+ years in the DMV
Mobile vans
Stocked to finish on visit one
Beyond the Cylinder: Evaluating Your Door Before a New Lock
Many apparent lock failures are actually symptoms of an underlying door problem. Before installing any new hardware, our technician carefully inspects the entire door system. This includes checking for proper door alignment, assessing the condition of the hinges, and examining the strike plate's positioning and reinforcement. A Grade 1 deadbolt cannot perform its function if it is mounted into a weak jamb with insufficient screws, making it vulnerable to a simple kick-in. Addressing these foundational issues first ensures that your new lock provides the intended level of security.We will identify if a misaligned door, a swollen frame, or a damaged strike is compromising your current lock. Understanding these mechanical relationships allows us to recommend and perform the necessary preliminary adjustments or reinforcements. This thorough approach means your new lock is installed into a stable, correctly functioning door, maximizing its security and operational lifespan. Our goal is to prevent premature wear or vulnerability that can arise from overlooking these critical details during installation.
Precise Installation for Lasting Security and Appearance
Once the door integrity is confirmed, the new lock installation proceeds with precision. We fit the deadbolt, knob, or lever hardware, ensuring correct backset, bore alignment, and smooth operation. The hardware is carefully matched to your existing finishes, maintaining the aesthetic of your home. If you wish, we can rekey the new locks to your current key, simplifying your key management without compromising security. Whether you need a standard replacement or an upgrade to a higher security grade, our technicians perform the work cleanly and efficiently. Our service includes the replacement of existing deadbolts, knobs, and lever sets. For specific needs, we also handle Grade 1 and Grade 2 commercial-rated hardware for residential applications that demand higher durability, such as high-traffic entry points. Mortise lock body replacement is also available. We reinforce strike plates and jambs where needed, solidifying the entry point against forced entry attempts. The entire process ensures your new lock functions flawlessly and provides robust protection.
Upgrading Your Home's Security and Aesthetics
Upgrading your door locks offers a dual benefit: enhanced security and improved curb appeal. Decades-old hardware often lacks modern security features and shows significant wear. By replacing these components, you gain access to stronger internal mechanisms, better resistance to common attack methods, and a refreshed look for your entryway. If a recent security concern in your neighborhood, such as a break-in, has prompted you to consider a higher security grade, we can guide you through the options. We understand the triggers that lead homeowners to seek lock changes, such as a key that consistently needs jiggling to turn, a lock that feels loose within the door, or simply the desire for more robust protection. After assessing your needs and the condition of your existing door, we will discuss suitable hardware options. This ensures your new lock not only secures your home effectively but also integrates seamlessly with its existing style and provides the level of convenience you expect.
What lock change covers in Annapolis
- Deadbolt, knob and lever replacement
- Grade 1 and Grade 2 commercial-rated hardware
- Mortise lock body replacement
- Strike plate and jamb reinforcement
- Keyed alike to your existing key on request
On the ground in Annapolis
Annapolis properties, especially those in the historic waterfront district, often feature older doors and original hardware that may no longer meet current security standards. Our lock change service is tailored to these unique requirements, ensuring new deadbolts, knobs, and levers are correctly integrated. We serve all Annapolis ZIP codes, including 21401, 21402, and 21403, helping residents maintain secure homes within this vibrant Anne Arundel County community. Dispatched from Greenbelt, our service is efficient for the state capital area.
Covering 21401, 21402, 21403, 21404, 21405, 21411, 21412 · Anne Arundel County
When Annapolis customers call us for this
- The key has to be jiggled to turn
- The lock is loose in the door
- The hardware came with the house and is decades old
- You want a higher security grade after a break-in on the block
Lock Change in Annapolis — common questions
Still not sure? Call (888) 571-4443 — a real dispatcher will tell you what the job involves before anyone is sent out.
How much does it cost to change a lock in Annapolis?
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A standard residential lock change service in Annapolis starts at $120, in addition to the $49 service call fee. The final cost depends on the type of lock, the hardware chosen, and any necessary door frame adjustments. We provide a detailed quote before any work begins, so you know the full price upfront.
How quickly can you change my locks in Annapolis?
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For most lock change and replacement needs in Annapolis, we can dispatch a technician for same-day service. Our live dispatchers ensure prompt communication to schedule your appointment efficiently. We understand the urgency when you need to secure your home quickly.
Do I need to change my entire lock mechanism?
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Often, a full lock mechanism replacement is recommended if the existing hardware is significantly worn, damaged, or of a lower security grade. However, sometimes rekeying the existing lock or adjusting the door can address issues without a full change. Our technician will assess your situation and recommend the best solution.
Can you match new locks to my existing house key?
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Yes, we can usually key new locks to operate with your existing house key, provided the new hardware is compatible with the old keyway. This convenience means you do not have to carry multiple keys for different doors. Simply let our technician know your preference during the service call.
What DMV customers say
Real reviews from Google and Yelp, published exactly as our customers wrote them.
“When we moved into our new place, we called Chaim to rekey the locks. He was quick, professional, and very helpful. He also adjusted the doors, and they now close and lock more smoothly. Highly recommend using Q 24/7.”
Dan Granot
Lock rekey
“I called and had my 3 month old and 2 year old locked inside my condo. He arrived extremely fast and tried multiple ways to open the door. He successfully opened my door within 15 minutes promptly. Amazing service and very friendly. Would recommend for any emergency!!!!!”
Zoeys Mommy
Emergency house lockout
“Hay was extremely professional and very courteous. He did an outstanding job replacing 2 locks and re-keying one lock for me. Hay took the time to explain what needed to be done and why. I would absolutely use this company again. And their prices were very reasonable.”
Joycelyn McAllister Monayong
Lock change + rekey
Find us
8405 Greenbelt Rd #201
Greenbelt, MD 20770
We're a mobile locksmith — the van comes to you. The Greenbelt address is our dispatch base, and it's where the Maryland, Baltimore & Washington DC coverage radiates from.

Need lock change in Annapolis?
From $120, quoted before dispatch. Typical arrival same day.