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Your Local and Reliable Security Experts!

Prompt service throughout Nassau County

SNZ Locksmith Inc. | Lock Services | Mineola, NY Read Our Reviews locked out Woman holding a key

Don't let getting locked out affect your schedule.

Get in touch with our professionals to get access instantly.

24/7 emergency services for your residential and commercial needs.


Call 516-294-5600

Get Professional Security Services You Can Count On

At SNZ Locksmith of Nassau County, you'll get high-quality locksmith services for all your home, business, and automotive needs. Our professionals have been serving Long Island & Nassau County for over 50 years and you can rest easy knowing that you'll have a fully licensed team to assist you.


Our experts can also help you with a variety of locksmith services, including lock changing, lock repairs, dead bolts, door knobs, exit devices, card access readers, panic hardware, automatic door openers, mailbox locks, replacement keys, new installation, and more.


Call 516-294-5600 to talk to us about your residential or commercial security needs today!

Are you locked out of your home at the worst possible time? Get help right away! We'll arrange replacement keys for you in no time.

  • 24/7 service

  • 30-minute response

  • Emergency lock picking

  • Car / trucks unlocked

  • Residential lockout

  • Commercial locks unlocked

  • Locks installed

  • Lost car keys replaced and more

Working round the clock for your security