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Fullmer Locksmith Service Inc

"Fast, Friendly & Reliable Service That You Can Depend On"

About Us

Fullmer Locksmith Service Inc, located in North Riverside, IL, has been a trusted locksmith and lock supplier for the Forest Park, LaGrange, and Brookfield areas since 1960. As a family-owned and operated business for over 60 years, we pride ourselves on providing fast, friendly, and reliable service. Our expertise includes master key systems, panic devices, and high-security locks, featuring trusted brands such as Schlage, Corbin Russwin, and Falcon. Contact Fullmer Locksmith Service Inc for all your lock and security needs.

Areas Served

Our Professional Associations

The Greater Chicago Locksmiths' Association (GCLA)
Associated Locksmiths of America (ALOA)
National Locksmith Association

Our Certifications

Licensed
Insured

What We Offer

Our Specialties include:

Fullmer Locksmith Service Inc. is proud to be a family-owned and operated business with over 60 years of dedicated service. We offer free estimates, ensuring you receive transparent and honest guidance for all your security needs. Renowned for our honest and reliable service, we specialize in providing high-security products for both home and business settings. Our decades of experience allow us to deliver innovative solutions with a commitment to excellence and customer satisfaction. Trust Fullmer Locksmith Service Inc. for your professional locksmith needs and experience the difference that over six decades of expertise makes.

Our Services include:

Residential Services: We offer drill outs, re-keying, and combination lock changing for homeowners. Our reliable technicians ensure your home is secure and accessible with efficient service.
Commercial and Industrial Services: We provide security solutions like electric strikes, magnetic locks, and alarm locks for commercial and industrial properties. Our customized services enhance security and compliance.
Retail and Onsite Services: Specializing in automatic door openers and door closers, we offer onsite services to improve retail operations. Our team ensures smooth, secure entry and exit systems.

Our Brands include:

Baldwin
Corbin Russwin
HES
Kaba
Keymark
LCN
Master
Medco
Olympus
Primus
Rockwood
Roton
Sargent
Schlage
Von Duprin
Yale

Our Products include:

Safes
Door Closers
Panic Devices
Deadbolts
High Security Locks
Key And Combination Safe Systems
Keys
Locks
Master Key Systems

Testimonials

On 3/21/2026 Scott R had this to say:
Very helpful

On 3/4/2026 Neff Gar had this to say:
We use their services at the VA CMOP., and I'm very happy using key cut services and rekeying locks. Quick and friendly service. Family owned.

On 1/11/2026 1st See It Productions had this to say:
Have a unique mailbox key? Have no fear, Fullmer Locksmith is here! TOP TEN BEST Keys Made near Chicago, IL: 1. Fullmer Locksmith Service Inc If they can make a copy of unique keys, then standard keys are nothing! I want a place that can do it all! They are better! Faster! That's a fact!

On 12/26/2025 Ellen Nagel had this to say:
So helpful and pleasant. They really know their stuff.

On 10/24/2025 Ronald Longhi Jr had this to say:
Great service very professional only place I go

Contact Us

Fullmer Locksmith Service Inc
8611 W Cermak Rd North Riverside, IL 60546
Phone: (708) 442-0300
Fax: (708) 442-0321
Email: fullmerlocksmith@sbcglobal.net

On Cermak Rd, across from the National Guard.

Where To Find Us

Payment Types Accepted

Visa, MasterCard, American Express, Discover, Debit Cards

Our Hours

Monday: 8:00 AM - 5:00 PM
Tuesday: 8:00 AM - 5:00 PM
Wednesday: 8:00 AM - 5:00 PM
Thursday: 8:00 AM - 5:00 PM
Friday: 8:00 AM - 5:00 PM
Saturday: By Appointment Only By Appointment

News

🔐 Home Starts With Security
Fullmer Locksmith Service Inc is here to keep your home protected and your family safe. From lock repairs and rekeys to new installations and emergency service, we handle all your residential locksmith needs with trusted, professional care.

Secure your space with the team that’s been keeping homes safe for years.

Cold weather can cause locks to freeze or stick. Keep a graphite-based lubricant handy to prevent lock damage this winter!

Seasonal Reminders
Heading out for the holidays? Double-check your locks before you leave to keep your home secure.

❄️ Winter is coming! Is your business ready? Upgrade to high-security locks and make sure your entry systems are winter-proof. Our expert locksmith services are here to help keep your property safe and sound all season long. #WinterSecurity #BusinessProtection #LocksmithExperts

🔐 As the leaves fall and the days get shorter, make sure your home's security is top-notch! Our locksmith services ensure peace of mind with key replacements, lock upgrades, and more. Prepare for the cozy months with reliable security. #LocksmithLife #HomeSecurity #FallReady

FAQ

What types of commercial locksmith services do you offer?

We provide a wide range of commercial locksmith services, including installation and repair of high-security locks, master key systems, access control systems, and keyless entry solutions.

Can you re-key locks for residential properties?

Absolutely! While our primary focus is commercial locksmithing, we also offer re-keying services for residential properties to enhance your home's security.

What brands of locks and hardware do you carry?

We work with trusted, industry‑leading brands such as Schlage, Corbin Russwin, and Falcon, ensuring durable, reliable products that meet professional security standards.

How long does it take to re-key a house?

Re-keying a house typically takes about 15-30 minutes per lock, depending on the number of locks and their complexity. We'll work efficiently to minimize any inconvenience.

What is the difference between re-keying and changing my locks?

Re-keying is a cost-effective way to enhance security without replacing the entire lock. It's ideal if you've lost keys, moved into a new home, or want to ensure previous keyholders no longer have access.

Why should I choose Fullmer Locksmith Service Inc.?

Customers choose Fullmer Locksmith Service Inc. for our experience, integrity, and dependable service. With decades of expertise, trusted products, and a commitment to doing the job right, we deliver security solutions you can rely on.