Post Box Lock Opening – What to Do When You're Locked Out

smslocksmiths • February 18, 2025

Losing access to your post box can be inconvenient, especially if you have important mail inside. Here’s how to regain entry safely.


Common Reasons for Post Box Lockouts:

  • Lost or Stolen Keys
  • Damaged or Rusted Lock
  • Broken Key Inside the Lock
  • Tampering or Vandalism


How to Open a Post Box Lock:

  • Check for a Spare Key – If you have a duplicate, try using it first.
  • Use a Lubricant – Spray WD-40 into the lock to loosen stuck mechanisms.
  • Try a Lock Pick or Bypass Tool – If you have experience, you may be able to pick the lock.
  • Contact a Locksmith – The safest and quickest solution is to call a professional locksmith who can open the lock without causing damage.


At Tooting Locksmiths, we specialise in post box lock opening and replacement. If you’re locked out of your post box, our experts can quickly regain access and provide a new lock installation if needed.


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