Call Us Today: ​(520) 327-3432

There When You Need Us!

Reliable Locksmith in Tucson, AZ

Nothing's worse than when you arrive home and you can't get in. Whether you've misplaced your keys or accidentally locked them inside your home, you need help fast. That's when you call Key One Inc. We come to you and provide quality, prompt locksmith services.

We Meet All Your Lock and Key Needs

​​We handle everything key and lock. Rely on us for the following services:

  • Lock replacement: Is your lock old or busted? Do you need new locks for your home? Let us help.
  • Lock repair: If your lock just needs a simple repair, we'll be there.
  • Lock installation: We provide speedy and effective lock installation services.
  • Rekeying: Do you want new keys for your locks? Let us help.
  • Master keying: Do you want a master key for all your locks and doors? Let us help keep access to your home or office secure with our master keying services.
  • Home lock-out: Don't get stuck outside of your home. Call us immediately to get you in.
  • Lock sales and service: We know our locks, so we can provide quality and professional advice on which locks are best for your home or office. We also can maintain and service your locks after installation.
  • Mobile locksmith: Don't come to us. We'll come to you. We carry all the equipment and tools we need to help you.


Whether you own a home or business in Tucson, AZ, we can help.

We Have the Experience to Provide You Quality Service

​​When you want experienced locksmiths, we're one of the best. Since 1987, residents and business owners across the Tucson, AZ, area have relied on us to help them into their homes, control access, provide security, and repair locks.

All of our locksmiths are prompt to respond and courteous to all. We understand how stressful your situation is sometimes, so we want to provide a quality and positive experience as we help you out of your dilemma.

Call us today at (520) 327-3432 for all your lock and key services.