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Letter locker mailbox features:

  • Our Letter Locker outdoor mailboxes are the highest quality mailboxes for your money
  • Manufactured from heavy gauge electro-galvanized steel
  • Several powdercoat finishes to choose from
  • The Arrow Letter Locker is ideal for small businesses who need to have locked incoming and outgoing mail – NOT intended for residential use
  • The Arrow Letter Locker requires local USPS approval and comes with the front door prepped for the USPS Arrow Lock
  • The Standard and Super Letter Locker mailboxes are equipped with a pull down front door which does not require the mail carrier to have a key. It also has a secure chute that prevents someone from reaching into the mailbox to steal your mail
  • The Arrow, Standard and Super Letter Locker mailboxes have four tenant lock options - Level 1 is the Standard 5-pin hook cam latch lock - Level 2 is the new Medeco deadbolt lock with an upgraded 10 gauge steel door ($125 upcharge) - Level 3 uses a USPS approved 5-pin tumbler lock with 10 gauge stainless steel cam and "Claw" locking mechanism and heavy duty door with two 14 gauge steel plates pressed together ($175 upcharge) - Level 4 (Highest security level) has the Medeco deadbolt lock, 10 gauge stainless steel "Claw" locking mechanism and door made with two 14 gauge steel plates pressed together ($250 upcharge).
  • Click HERE to see information on all of the lock options
  • All of the shown Letter Locker mailboxes include a side-mounted red stainless steel flag.
  • All Letter Locker mailboxes are available with optional surface mount or in-ground pedestals (PEDESTALS ARE SOLD SEPARATELY!)
  • Optional spreaders are also available to accommodate multiple mailbox installations
  • The Standard and Super Letter Locker mailboxes are USPS approved and do not require the USPS lock
  • Click here to see the available powdercoat finishes
  • Click here to download installation instructions
Shop USPS approved locking residential pedestal mailboxes for sale from U.S. Mail Supply.