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Two people exchanging a key at an open front door, with a disassembled lock cylinder and small parts arranged on a cloth nearby. — Lost Keys — Same-Visit Rekey, Toronto
Person holding a key beside a brass-colored deadbolt on an open painted door while another person watches from inside. — Home Lockout Service, Toronto

Lockouts · Toronto

Lost Keys — Same-Visit Rekey

The renovation wrapped up in the spring.

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In plain words

A missing key is also the moment a household can stop carrying four. Because a rekey sets a fresh combination in every cylinder anyway, the locksmith can set the same combination in all of them, provided they share a keyway family, so the front door, back door, garage entry and side gate open with one key. Where a cylinder belongs to a different family, it can be swapped for one that matches during the same visit. The result is a single key on each ring, fewer copies to keep track of, and the certainty that the lost one operates none of them.

Sound familiar?

The keys fell out of a gym bag somewhere between the arena and the parking lot. The ring has a tag from the building with the unit number on it. Whoever finds it has an address and a key that fits.

How the visit goes

Lost Keys — Same-Visit Rekey

How the visit goes

Roll-up black cloth pouch lying open on a worn wooden bench, holding thin metal probes and hooked tools in separate pockets.
Technician in safety glasses holding a steel deadbolt with a keyway beside a splintered door edge and a tool case.
  1. Can all these doors share one key?

    With the cylinders read, the locksmith can say whether the whole property can live on one key. Cylinders from the same keyway family accept the same blank, so they can be pinned to the same combination. Where the front door is one family and the garage entry another, the choice is to keep two keys or swap one cylinder for a compatible one during the visit. Five-pin and six-pin cylinders, and homeowner-rekeyable types, each have their own limits on what they can be matched to. A minute of comparing keyways before the work begins is what makes a single ring possible afterwards rather than a near miss.

  2. Resetting a homeowner-rekeyable cylinder without its key

    Some newer residential locks carry a small slot beside the keyway that lets a homeowner change the key with a learn tool, but only while a working key is in hand. When that key is the one that was lost, the locksmith uses the manufacturer's reset tool instead: the cylinder is pulled from the lock, seated in the reset fixture, and its internal sidebar and wafers are returned to a blank state. A new key of the right blank is then inserted, the learn tool sets the cylinder to it, and the lock goes back on the door taking the new key and rejecting the old one.

  3. A note for the landlord or building manager

    Where a tenancy, a condominium or a commercial lease is involved, the visit ends with a plain written note: which cylinders were rekeyed, how many keys were cut, who received them, and the key code if the property keeps a register. Tenants pass it to the landlord along with the landlord's set of new keys, keeping the paper trail on both sides current. Condominium managers can update the building's key record. A small business can file it with the lease. It is a few lines that save a long conversation later.

Lost Keys — Same-Visit Rekey

In the van

  • Key tags and a key register

  • Key blanks in common keyways

  • Rekeyable-cylinder reset tool

  • Rekeying pin kit

  • Code key machine

Person seated at a wooden table examining a brass mortise lock body, with a tool roll, small lock parts and a mug.

Lost Keys — Same-Visit Rekey

What affects the quote

  1. Upgrades chosen during the visit

    Some people take the moment to move to a heavier deadbolt, a restricted keyway, a reinforced strike or a lockbox for the spare. None of it is required; each option is a separate line.

  2. Outbuildings, gates and padlocks

    Sheds, gates and detached garages often carry padlocks or light cylinders. Bringing them onto the house key may mean a new padlock of a matching keyway, quoted as a part.

  3. Whether the doors can share one key as they are

    Cylinders from the same keyway family are pinned alike with no extra parts. A door from a different family needs a compatible cylinder swapped in if you want a single key, and that part is quoted separately.

What to have ready

  • Do you know roughly how many copies of the old key exist?
  • Is the property a condo or apartment with shared entrance doors?
  • How many people will need a key afterwards?
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Lost Keys — Same-Visit Rekey: questions

Questions
Do I need to be there for the whole visit?

An authorised adult should be present at the start, for identification and to agree the list of doors and the number of keys, and at the end, to test every key and take the count. In between, the work happens at the doors and on the van, so you are free to get on with your day inside. A property manager or a family member with your authorisation can stand in if you cannot be there.

What about the mailbox key?

It depends on whose mailbox it is. A private box at your door or on your post is yours, and its small cylinder can be rekeyed or replaced in the same visit. A compartment in a community mailbox or an apartment mailroom belongs to the postal service or the building, which handles lost-key lock changes through its own process. The locksmith will tell you which you have and who to call.

The car key was on the same ring. Can you deal with that too?

Vehicle keys are a separate branch of locksmith work because most carry a chip the car's immobiliser recognises. Retiring a lost car key means programming the car to forget it and to accept a new one, which an automotive locksmith does at the vehicle. Mention the car when you book; where the company offers that service it can be scheduled, and otherwise the household rekey proceeds and you are pointed to the right help.

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