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Contact details

07 4055 04
0419 02 86
PO Box 2919
Cairns QLD


  • Restricted systems
  • Emergency lockouts
  • Deadlocks
  • Window locks
  • Auto transponder keys
  • Combinations changed
  • Auto, garage & gate remotes
  • Safe sales & service
  • Safe relocation


  • Locksmith Service
  • Key cutting
  • Lock-Outs
  • Auto keys cut on site


  • Guardian Lock Service specialises in key cutting and changing combinations for your locks.


Locksmiths guild of Australia
Australian & New Zealand locksmiths association
Australian locksmiths association

Payment Methods



Keep your treasured items, cash drawers or family heirlooms locked away from sticky fingers with our safe services. We offer safe supply and fitting, safe relocation, opening, repairs and changing of combinations.

You’ll never be left stranded with our locksmith services.

From supplying and fitting door hardware, installing or repairing fingerprint and keypad locks, restricted key systems, master key systems and deadlocks–we can do it all!

Give our Cairns locksmiths at Guardian Lock Service a call now.
Reviews ( 3 )

The best

2 years ago
Guardian locksmiths are awesome, they provide a very prompt service if you've locked yourself out of home, or car, they can help. Very professional and experienced, as well as affordable. Have many services available to you - give them a call
- Cairns


3 years ago
Purchased a safe for at home and had professionally installed by guardian Lock service, they did a great deal on the safe price and installation for me, great customer service and would go through them again for any other locksmith needs in future. Thank you
- Cairns


3 years ago
Thanks to the team at Guardian Lock Service, our home is now very secure, with new better quality locks installed and only having one key throughout the whole house makes life so much easier
- Cairns