Stay secure with Tri State Lock & Safe

Get quick & dependable service for all your locksmith needs in Mass, NH & Maine!

About Us

Residential Locksmith


Our friendly locksmith technicians provide on-site residential locksmith service 24/7. Servicing and installation of deadbolts, knob locks, rekeying, safe service and moving, key cutting & more!

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Commercial Locksmith


Our locksmiths service & install commercial door hardware, panic devices, door closers, master key systems, hinges, alarm locks and more!

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Automotive Locksmith


Complete automotive locksmith service on old and late model vehicles including transponder chip keys. We service door, trunk & ignition cylinders, cut keys when all are lost and more!

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24 Hour Emergency Service Available

For emergency locksmith service, please contact us at your convenience.  We look forward to helping you.

Tri State Lock & Safe

MA: (978) 463-4908 NH: (603) 601-7077 ME: (207) 703-3397


Available 24/7
By Appointment Only