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Get your free estimateMedeco Locksmith in Callahan, FL | Kingsley Locksmith
We provide Medeco service in Jacksonville and throughout Callahan, Florida – rekeying, repairing, and replacing Medeco deadbolts, padlocks, and restricted-keyway cylinders. What makes our Medeco work different in Callahan is that we actually drive out to the acreage properties, county roads, and outbuildings that define this part of Nassau County. A lot of Medeco owners here secure the house, the gate, and the shop with matching cylinders – so a single call to (855) 360-5957 usually means rekeying multiple points to one key, not just fixing one door. Kingsley Locksmith is the shop that works on the locks most locksmiths won’t – and we stock Medeco cylinders and key blanks on the truck.
Why Callahan Residents Choose Us for Medeco Service
Medeco isn’t a lock you learn on a Tuesday. The angled cuts, the sidebar mechanism, the restricted keyways – they demand someone who has taken these cylinders apart, seen where they fail, and put them back together correctly. We work Medeco hardware daily in Nassau County, from the original residential deadbolt to the Maxum and Medeco³ cylinders, so we understand how these pick- and bump-resistant systems fail in the field. We’re Medeco specialists who put in the hours. We’re an independent shop, not authorized or sponsored by Medeco; our credibility comes from doing the work, not from a factory badge. Randall Cofer, our owner, learned the mechanical side of the trade through the Applied Technology program at First Coast Technical College in St. Augustine, then spent years putting that foundation to work on everything from residential deadbolts to commercial access systems across the county. When a Callahan customer calls about a Medeco that won’t turn, the right tools are already on the truck. No guesswork at the door.
Styles & brands we work with







Common Medeco Locksmith Problems We Solve in Callahan
- Seized or gritty rotation on exterior Maxum and Medeco³ cylinders. Gulf-humidity corrosion and fine grit foul the rotating pin tumblers and sidebar so the key sticks or won’t turn fully – especially after summer storm cycles. We see this most on west-facing doors and outbuilding padlocks that catch the afternoon thunderstorms rolling through Callahan.
- Bent or worn keys that refuse to open the lock. Medeco’s angled cut and sidebar mean a slightly bent or worn key – common on a keyring carried in a truck or on acreage – won’t lift the pins to the correct rotation angle. The lock isn’t broken; the key is. We cut new Medeco keys to factory spec on-site.
- Loose or sagging strike and jamb on older single-family doors near the US-1/US-301 split. Heavy doors warped by humidity shift the deadbolt out of alignment, so a good Medeco bolt binds in the strike even though the lock itself is fine. We realign the strike, service the cylinder, and the key turns clean again.
- Frozen or stiff gate and shed cylinders. Medeco padlocks and rim cylinders on outbuilding gates take the worst of the rain and occasional freeze. The sidebar assembly can lock up when moisture gets in and the hardware hasn’t been serviced. This is routine work for us in Callahan, where almost every acreage property has multiple outbuildings.
- Lost restricted keys with no backup. If you’ve lost the last working Medeco key and don’t have the authorization card, we can still rekey the cylinder – it requires decoding the existing cylinder and re-pinning to a new key. It takes longer than a standard rekey, but it restores security without replacing the hardware.
Medeco Service in Callahan: What Local Conditions Mean for Your Equipment
Here’s a detail about Callahan you won’t find on a generic Medeco page: properties on acreage in this part of Nassau County often carry several Medeco-secured points at once – house entry plus gate and shop/barn padlocks. We also handle Medeco repair in Nassau Village-Ratliff for similar setups. The hardware on those outbuildings corrodes far faster than the house locks do. A front door deadbolt gets some shelter from the porch overhang; a gate padlock sits fully exposed to North Florida’s humid summers, heavy afternoon thunderstorms, and the occasional freeze. When we rekey a Medeco home in Callahan, we almost always check the outbuilding cylinders at the same time. Rekeying a house to a new key while the shop padlocks stay on the old key means the property is still only as secure as the weakest cylinder. One visit, one key, whole property. That’s the Callahan difference – and it’s why we treat a Medeco call here as a multi-point job, not a single-door service.
Medeco Models & Products We Service in Callahan
We service the full Medeco lineup you’ll find on Callahan properties: the Maxum deadbolt (residential high-security), the Medeco³ deadbolt and keyway, the M3+ (M3 Plus) restricted-keyway deadbolt, and the Maxum 11TR / 11WC commercial-grade deadbolt and rim/mortise cylinders. Our parts approach is straightforward: we use genuine Medeco cylinders, keys, and sidebar/tumbler kits wherever the lock is a real Medeco, because the restricted keyway and patent-protected pin geometry aren’t something to fake. For worn internals on older bodies, we rebuild with correct OEM parts rather than swapping in a lookalike. When a cylinder is corroded past cleaning or a body is warped or cracked, we tell you honestly that replacement is the better spend – but we don’t push a new lock when a rekey and service will restore it. Medeco is a lock that’s built to be serviced, not thrown away.
Medeco Service Pricing in Callahan
Medeco service pricing depends on what the lock needs. A standard Medeco rekey in Callahan runs around $35 – $75 per cylinder, including the new restricted keys. If we’re cutting additional Medeco keys beyond the first two, budget $10 – $25 per key. A new Medeco Maxum or Medeco³ deadbolt with installation typically lands between $180 and $340, depending on the model and finish. Multi-point acreage jobs – house plus gate and shop padlocks – get priced per cylinder, and the total always comes in lower when we do them all in one visit than if you called us back three separate times. Every estimate is free, and the price quoted on the phone at (855) 360-5957 is the price on the invoice. No call-out surcharge added on arrival. Call us for an exact quote on your Medeco setup – we’ll tell you what it costs before we dispatch.
Serving Callahan, FL — Our Local Coverage Area
We’re based in the Callahan area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Medeco Locksmith in Callahan
No, Kingsley Locksmith is an independent Medeco service provider – not manufacturer-affiliated or authorized. We’re the shop that works on these locks daily in Nassau County, and our rekeys and repairs use genuine Medeco cylinders and key blanks. We also provide Medeco service in Baldwin for property owners there. For Callahan Medeco owners, that means faster service than waiting for a factory referral, with parts we already have on the truck.
Yes – we can rekey your Medeco without the original key or card. The process involves decoding the existing cylinder and re-pinning it to a new restricted key. It takes longer than a standard rekey and requires a technician who works Medeco cylinders regularly, but it restores full security without replacing the hardware. Call (855) 360-5957 and we’ll walk you through what’s needed for your specific Medeco model.
Genuine Medeco cylinders, keys, and sidebar/tumbler kits on every real Medeco lock. The restricted keyway and patent-protected pin geometry are not something to fake with lookalike parts. For older Medeco bodies with worn internals, we rebuild with correct OEM components rather than swapping in generic hardware. Your Medeco stays a Medeco.
Most single-cylinder Medeco work – rekey, key cutting, or sidebar cleaning – is done in under an hour on-site. Multi-point jobs on Callahan acreage properties, where the house, gate, and shop all need rekeying to one key, typically take two to three hours depending on the number of cylinders and how much corrosion we’re working through. We quote a time window when you call (855) 360-5957.
For Callahan properties, a standard Medeco rekey runs $35 – $75 per cylinder, a new Medeco deadbolt installed is $180 – $340, and multi-point acreage jobs are priced per cylinder with the total quoted upfront. The phone estimate is the invoice price – no call-out surcharge added on arrival. Call (855) 360-5957 for an exact quote on your specific Medeco setup. Estimates are free.
Service Areas Near Callahan
We run Medeco service calls throughout Nassau County and the surrounding area. In addition to Callahan, we service Callahan service area communities across the region. Our technicians also cover Medeco service in Yulee to the northeast and Medeco service in Fernandina Beach on the coast. For Medeco owners in St. Johns, Fruit Cove, or Green Cove Springs, we can usually schedule within the same week. If you’re not sure whether we cover your address, call and ask – if we can get a truck there, we will.
Book Your Medeco Service in Callahan Today
If your Medeco is sticking, your key is worn, or you need the whole property rekeyed to one key, call (855) 360-5957 for a free estimate. Same-day service is often available for Callahan addresses. The right lock, installed correctly, is the end of the conversation – and we’ll make sure yours turns clean.
Written by Randall Cofer, Owner & Locksmith at Kingsley Locksmith, serving Callahan and Nassau County.