Mortise Locks
Upgrade or replace mortise locks on metal and wooden doors. Ideal for older properties and commercial doors needing strong, long-lasting hardware.
Change Lock & Rekey Service Fullerton CA (562)270-0450
Searching for Lock Change Fullerton usually means something just happened that made security feel urgent. Maybe you had lost keys, you move to a new house or office, you’re dealing with stolen keys, or you need burglary repair after a break-in attempt. Sometimes it’s not an emergency at all, it’s simply a security upgrade because the lock is old, sticky, or you don’t like not knowing who still has a copy. Lock Change Fullerton is a mobile locksmith company serving Fullerton, California, helping you replace or rekey locks with clear options and clean installation.
We keep the process easy: we come to you, identify what you currently have, and explain what makes sense for your door and your budget. We work with residential doors, commercial suites, storefronts, and multi-unit properties across Fullerton. If you want one key for multiple doors, stronger hardware for a front entry, or a smart lock setup that actually works reliably, we can build a plan that fits.
Lock security is not only about the lock itself. Door alignment, strike plate condition, worn hinges, and the way the latch lands in the frame all matter. That’s why Lock Change Fullerton focuses on the full system so your door closes smoothly, locks confidently, and doesn’t start sticking again a week later.
People also call us because they want simple answers. Should you rekey or replace, deadbolt or mortise, standard smart lock or retrofit, basic hardware or high-security cylinders. We explain it in plain language, confirm the final price before work starts, and leave you with a result you can trust.
Contents
Why Changing Locks
Changing locks in Fullerton is one of the quickest ways to take control of your property’s security. When keys are lost, the problem is not just inconvenience, it’s uncertainty. You can’t know whether the key is sitting in a parking lot, inside a rideshare, or in someone’s pocket, and that unknown is what makes a lock change or rekey worth it.
Moving to a new house or office is another top reason people schedule Lock Change Fullerton. Even if the previous owner seems trustworthy, key copies can exist with past tenants, relatives, contractors, or cleaning crews. A fresh lock change or rekey sets a clear boundary and makes the new place feel like yours.
Stolen keys create urgency because they can be used intentionally. If your bag is stolen and your keys were inside, there’s a chance the thief tries addresses on your ID. That’s why quick action matters, and why we help Fullerton customers secure doors before small risks become big ones.
Burglary repair often includes lock replacement because forced entry can damage the cylinder, latch, strike plate, or even the door frame. Sometimes the lock still “works,” but it’s weakened, misaligned, or easy to force again. Upgrading the lock while repairing the door is one of the best ways to restore real security.
Security upgrades are also common when locks are old or worn. If your key sticks, the knob feels loose, the bolt drags, or the door only locks when you push hard, those are signs the system is aging. Replacing hardware early reduces lockouts and helps prevent sudden failures.
Another reason people in Fullerton change locks is to simplify daily life. If you have too many keys, we can often rekey compatible locks so one key operates multiple doors. Better organization can be a security upgrade too, because it reduces the temptation to leave doors unlocked “just for convenience.”
Lock Change Vs Rekey
A lock change replaces your existing hardware with a new lock and new keys. It’s the best option when the lock is damaged, outdated, poorly made, or you want a higher security grade. Many Fullerton customers also choose replacement when they want a new style, finish, or a different function such as adding a deadbolt.
Rekeying keeps your existing lock but changes the internal pinning so old keys no longer work. It’s often faster and more cost-effective when the hardware is still in good condition. Rekeying is especially useful if you want multiple locks matched to one key or you want to keep the same exterior look.
When you’re deciding between the two, it helps to ask one question: do you like the lock you currently have. If the lock feels flimsy, worn, or unreliable, replacing it is usually the smarter long-term move. If the lock is solid and you just need new keys, rekeying can be the clean solution.
Deadbolt Vs Mortise
Deadbolts are a favorite in Fullerton for residential security because they are strong, simple, and widely compatible with standard doors. A deadbolt throws a solid metal bolt into the strike in the frame, which makes forced entry more difficult than basic spring latches. A quality deadbolt also tends to feel smooth and predictable when turning the key.
One important design difference is where the cylinder sits. In a deadbolt lock, the cylinder is built outside of the door frame and mounts through the door itself. That means upgrades and replacements are often straightforward, because you’re swapping components mounted on the door rather than replacing a large lock body embedded deep in the door.
Mortise locks are more common on older homes, custom wood doors, and many commercial doors. The lock case is installed into a rectangular pocket cut into the door edge, creating a sturdy and integrated setup. Mortise locks can support heavy use, and many people like how solid they feel.
Because mortise hardware relies on precise measurements and alignment, it often requires a more experienced hand. If your door is already prepped for mortise, it’s usually best to replace like-for-like rather than forcing a conversion. Lock Change Fullerton can identify the mortise type, match the correct hardware, and leave you with smooth operation.
Both deadbolts and mortise locks can be excellent when properly installed and paired with a reinforced strike. The better choice depends on your door construction, your daily traffic, and your preference for style. Our job is to explain the options clearly and install the right solution for your entry.
Smart Locks
Smart locks are popular in Fullerton because they add convenience without giving up security. Instead of handing out keys, you can assign codes, set schedules, or manage access through a phone app. This is helpful for families, short-term rentals, home offices, and small businesses.
Standard smart locks are designed as full smart lock systems, usually with an exterior keypad or smart trim and a complete lockset. They’re a good fit when you want a clean upgrade and modern features built in. Many standard models offer auto-locking, temporary codes, activity logs, and platform integration depending on the brand.
Retrofit smart locks take a different approach by converting an existing deadbolt into smart operation. In many cases, a retrofit replaces the interior thumbturn section while keeping the exterior key cylinder and hardware. This is useful if you want to keep the outside appearance consistent or you prefer a physical key backup that matches your current setup.
Choosing between standard and retrofit depends on door compatibility, clearance, and how you want access to work day-to-day. Smart locks perform best when the door alignment is correct, because misalignment causes battery drain, failed locks, or unreliable latching. Lock Change Fullerton installs smart locks with the goal of making them dependable, not just “installed.”
Do It Yourself VS Using Professional Locksmith
DIY lock change can be fine when the door is standard and everything lines up perfectly. You may save money upfront and handle it on your own schedule. The risk is buying the wrong size, installing it slightly off, or missing an alignment issue that makes the lock wear out faster.
Professional locksmith service is usually faster, cleaner, and more reliable. A technician can diagnose issues like a sagging door, a worn strike plate, or a frame that shifted over time. Those details matter because they affect how the lock feels and how long it lasts.
Another advantage of using Lock Change Fullerton is warranty on parts and labor. If something needs adjustment after the service, you have support. DIY is a one-shot effort, while professional service comes with accountability and experience.
DIY is best for simple swaps when you’re confident with tools and measurements. Professional service is best for mortise locks, commercial hardware, high-security cylinders, and smart locks where precision matters. If you want the job done once and done right, a locksmith is the safer bet.
Common Lock We Work With
Norton is widely used for door closers and commercial door control. It helps doors close consistently so locks latch properly and security stays reliable. https://www.nortonclosers.com/
Adams Rite is a common choice for storefront aluminum doors and narrow stile entries. It’s designed for commercial traffic and dependable daily use. https://www.adamsrite.com/
Kwikset is common in residential homes and rentals. It’s practical for quick lock changes and many models support convenient rekey strategies. https://www.kwikset.com/
Corbin Russwin is used in commercial buildings that need robust hardware. It’s known for durability and compatibility with standardized door systems. https://www.corbinrusswin.com/
Simplex makes mechanical pushbutton locks that work without batteries. It’s great for storage rooms, gates, and areas that need simple code access. https://www.simplexlock.com/
Yale offers dependable locks and popular smart options. It’s a strong choice for customers who want traditional security with modern upgrade paths. https://www.yalehome.com/
ASSA ABLOY supports advanced commercial locking systems and broad hardware ecosystems. It’s commonly used where long-term support and strong security standards matter. https://www.assaabloy.com/
Falcon is popular in offices and light commercial spaces. It offers solid value, consistent operation, and practical servicing options. https://www.falconlock.com/
Medeco is a high-security brand known for restricted key control. It’s often chosen when you want stronger resistance and better control over key duplication. https://www.medeco.com/
Baldwin is selected for premium residential doors with high-end finishes. It’s ideal when you want a strong lock feel with upgraded style. https://www.baldwinhardware.com/
Sargent is common in institutional and commercial buildings. It’s built for durability and steady performance on high-traffic doors. https://www.sargentlock.com/
Arrow is used for practical residential and light commercial needs. It offers reliable security with straightforward replacement and rekey options. https://www.arrowlock.com/
Von Duprin is known for panic hardware and exit devices. It’s essential for safe egress and code-compliant commercial exits. https://www.vonduprin.com/
Mul-T-Lock is known for high-security cylinders and strong key control. It’s a smart upgrade for customers who want enhanced protection and restricted keys. https://www.mul-t-lock.com/
Kaba (dormakaba) supports many commercial lock and access solutions. It’s often used where durability and consistent hardware standards matter. https://www.dormakaba.com/
Weiser is popular for residential deadbolts and handlesets. It’s a practical choice when you want dependable hardware and easy day-to-day use. https://www.weiserlock.com/
Emtek is chosen for residential doors that need style with quality. It’s often used for custom trim sets paired with strong deadbolts. https://www.emtek.com/
Schlage is trusted for both residential and commercial doors. It’s known for reliable function, good availability, and easy service support. https://www.schlage.com/
Stanley offers practical door hardware solutions across many settings. It’s often used when you want dependable components with familiar support. https://www.stanleyhardware.com/
How much does a lock change service cost?
Costs for Lock Change Fullerton vary based on the door condition, the lock type, and the level of security you choose. A basic residential deadbolt is typically simpler than a commercial mortise lock, and high-security cylinders usually require specialized parts. The estimates below help you plan, but final pricing is confirmed on-site.
Prices are estimates and the final price depends on the condition of the door and the type of lock you want to install. Your technician will diagnose the situation and provide the final price to approve before doing the job. This keeps the process transparent and avoids surprises.
| Service type | Price |
| Service call | $29 |
| Residential lock change (standard deadbolt/knob) | $95 - $195 |
| Residential rekey (per cylinder) | $25 - $55 |
| Commercial lock change (lever/mortise/storefront) | $145 - $320 |
| Commercial rekey (per cylinder) | $30 - $65 |
| High security lock change (restricted keyway) | $220 - $550 |
| High security rekey (per cylinder) | $55 - $120 |
| Smart lock installation (standard smart lock) | $165 - $360 |
| Smart lock installation (retrofit smart lock) | $125 - $260 |
| Smart lock rekey (if compatible) | $35 - $85 |
Why choosing Lock Change Fullerton
Customers choose Lock Change Fullerton because they want fast, professional service that feels straightforward. We aim for the best rating in town by focusing on clean installs and honest communication. Our technicians show up prepared and explain options without pressure.
We have recognition across platforms like BBB-style reputation signals, Google Map visibility, Yelp feedback, HomeAdvisor presence, and more. With more than 10 years of experience in deadbolt and mortise lock change and rekey, we handle both residential and commercial work confidently. We keep competitive pricing with upfront estimates so you know what to expect.
Lock Change Fullerton is licensed, bonded, and insured. We use class leading programming and diagnostics tools for modern locks and smart lock setups. When scheduling allows, we provide fast response and same day mobile service in Fullerton.
We stand behind our work with a 6 months warranty for parts and labor. If something needs adjustment after installation, you have support. That warranty is part of how we do business, and part of why customers recommend us.
Frequently Asked Questions
Do I need to change locks after losing keys in Fullerton?
Changing or rekeying is recommended because it removes uncertainty about who may find the keys. It’s a fast way to restore security. We can help you choose the best option on-site.
Can you rekey locks instead of replacing them?
Yes, if the lock is in good condition and compatible. Rekeying changes the internal pins so old keys no longer work. It’s often a cost-effective choice.
What’s better for a front door, deadbolt or mortise?
Both can be excellent when installed correctly. Deadbolts are common and easy to upgrade, while mortise locks are integrated and often used on older or commercial doors. We recommend based on your door and usage.
How many locks should I change after moving?
At minimum, change or rekey all exterior doors. Many customers also secure garage entry doors and side entrances. We can walk through the access points with you.
Can you make one key work for multiple doors?
Often yes, if the locks are compatible. This is called keyed alike and helps reduce key clutter. We confirm compatibility before proceeding.
Are smart locks reliable for daily use?
Yes, when installed properly and the door alignment is correct. Many issues come from misalignment rather than the lock itself. We focus on correct installation so it stays reliable.
Do smart locks have a key backup?
Many models do, but some are keypad-only. If you want a physical key option, tell us and we’ll recommend appropriate models. We can also keep your key system organized when possible.
Do you offer same day mobile service in Fullerton?
Yes, when scheduling and parts availability allow. Urgent cases like stolen keys or break-in repairs can often be prioritized. Contact us with details and we’ll aim for the fastest option.
Is there a warranty on lock change work?
Yes, we provide a 6 months warranty for parts and labor on qualifying services. We’ll explain coverage details before the job begins. This gives you confidence after the service is complete.
Will I know the final price before you start?
Yes, you approve the final price after the technician diagnoses the door and lock type. Estimates help you plan, but on-site confirmation keeps pricing accurate. No work starts until you approve.
Conclusion
Lock Change Fullerton is here when you want secure doors, smooth locks, and clear answers. We provide residential and commercial lock replacement, rekey services, and smart lock upgrades in Fullerton, California. If you need urgent help, we can often provide same day mobile service when scheduling allows.
Nearby service areas around Downey include Norwalk, Paramount, Bell Gardens, Pico Rivera, South Gate, and Lakewood. Helpful zip codes customers often reference include 90240, 90241, 90242, 90280, and 90201. If you’re unsure about coverage, contact us and we’ll confirm quickly.