Locked out or lost your keys in Chesterfield?
We provide fast car, home, and business locksmith service.
Average Arrival: 25 mins!
Upfront Pricing, No Surprises
Local Technicians Serving Chesterfield
5-Star Rated On Google
Locks replaced on our new build. Clean work, honest pricing.
Locked my keys in the SUV at Taubman Outlets. Alex was there in 25 min, no scratch. Professional.
My ignition started sticking on my Acura. Dealer quoted three days and over $800. Alex from Nonstop diagnosed a worn ignition cylinder in the driveway, replaced it the same evening for about half. Saved my week.
We Have
Trusted By 100+ Local Customers
We Are
Serving St. Louis County Since 2010
We Provide
Lockouts, Rekeys, Key Fobs & More
Our Services
24/7 emergency response for lockouts, lock rekeys, key fob programming, and more, serving Chesterfield homes, cars, and businesses.
Automotive
Locked out of your car? Our mobile locksmiths arrive fast to safely unlock your vehicle without damage.
View Service in ChesterfieldResidential
Locked out of your home? We use non-destructive methods to get you back inside fast, day or night.
View Service in ChesterfieldResidential
Change who has access to your home without replacing your locks. Rekeying is fast, affordable, and effective.
View Service in ChesterfieldAutomotive
Lost or broken car keys? We cut and program replacement keys on-site for all makes and models.
View Service in ChesterfieldAutomotive
Need a new key fob or remote programmed? We program and replace key fobs on-site for most vehicles.
View Service in ChesterfieldResidential
New lock installation and old lock replacement for homes and businesses. Deadbolts, knobs, levers, and more.
View Service in ChesterfieldWe also handle front door lock installation, smart lock setup, lock changes, keyless entry systems, key duplication, transponder key programming, car key cutting, and more in Chesterfield. Our mobile team handles it 24/7.
About Us
Chesterfield homeowners and business operators trust Nonstop Lock & Key because we deliver premium locksmith service that matches the standards of this exceptional community. Our technicians arrive in fully stocked vehicles, ready to address everything from a simple lockout in a Sackston Woods driveway to a comprehensive security overhaul for a Chesterfield Valley storefront. We respect your property, explain every step, and never surprise you with hidden charges.
From car lockouts and key replacement to lock rekeying and smart lock installation, our licensed technicians serve every Chesterfield home and business with upfront pricing and no hidden fees.
Family-Owned Since 2010
Licensed, insured, and trusted by Chesterfield residents and businesses.
Local Knowledge
Chesterfield is one of the most affluent suburbs in the St. Louis metro, anchored by the massive Chesterfield Valley floodplain development that transformed former farmland into a thriving commercial corridor home to the Spirit of St. Louis Airport, Taubman Prestige Outlets, and dozens of corporate office parks. In stark contrast to the Valley's retail and commercial energy, the hillside residential areas along Wild Horse Creek Road and Schoettler Road feature sprawling estates on wooded lots, executive-style homes, and gated enclaves with property values well above the regional average. The city also includes a mix of newer planned communities like Wildhorse Village and established neighborhoods such as Kehrs Mill and Baxter Acres, offering everything from contemporary open-concept builds to traditional brick-and-stone colonials and French provincial residences. This blend of high-end residential estates, busy retail centers, and growing corporate campuses creates a wide range of security needs from sophisticated smart-lock installations on luxury homes to master key systems for Valley storefronts and office buildings.
Common Locksmith Needs in Chesterfield
Service Areas
Nonstop Lock & Key serves all of Chesterfield, including Chesterfield Valley, Wildhorse Village, Baxter Acres, Kehrs Mill, and Sackston Woods. Our service area extends to nearby Wildwood, Ballwin, Ellisville, and Clarkson Valley. No matter where you are in the greater Chesterfield area, our mobile locksmith team is ready to respond with fast, professional service.
We come to you anywhere in Chesterfield. Average arrival: 25-35 minutes.
Call (314) 532-1112FAQ
Need a locksmith? Call us now for fast, reliable service or send us a message
Phone
(314) 532-1112Service Area
St. Louis, MO
& Surrounding Areas
Availability
24/7 Emergency Service
Always Available
Reliable Locksmiths In St. Louis
Talk To An Available Technician