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All Letter Drop Boxes

Letter drop boxes are typically used in commercial buildings for mail collection. You have the option to choose from surface or recessed mounted boxes, which is dependent on what works best for your building's architecture. Standard letter boxes are great for apartments, condos, offices and many other commercial applications.  

Letter Drop Boxes from US Mail Supply

Available as a surface-mounted or recess mounted box, these front access drop boxes can be ordered as either a USPS approved version or a private access model. Built with sheet and extruded aluminum and finished in your choice of 5 powder-coated finishes, these are intended primarily for indoor use. For outdoor use, they need to be sheltered from the elements. 

  • Our Letter Drop Boxes are U.S.P.S. Approved – We always recommend speaking with your local Postal officials prior to ordering to obtain their approval for your specific application and location
  • Manufactured of sheet and extruded aluminum
  • Letter Drop Boxes are available in Surface Mount (surface mounted ON a wall) or Recess Mount (fully recessed into a hole in the wall)
  • Surface Mounted Letter Drop Boxes mount directly to a surface with mounting hardware through the back panel
  • Includes standard ¾” high x 11 ½” wide Mail Slot
  • Recess Mounted Letter Drop Boxes fit into a rough opening in the wall and are secured with mounting hardware through the back or side panels of the unit
  • Recessed units include a flanged collar which fits over the rough opening
  • Front access only
  • Available for U.S.P.S access or for Private Access – please specify when ordering
  • U.S.P.S. access units come prepared to accept the standard Postal master lock that is provided and installed by your local Post Office
  • Private Access units come with a commercial lock pre-installed and include 2 keys
  • These Letter Boxes are typically intended for Indoor use only, unless undercover or otherwise sheltered from the elements
  • Letter Drop Boxes are available in Aluminum, Brass, Bronze, Sandstone, or Green powder-coated finish
  • Optional engraving available at an $18.50 upcharge
  • Click here to view the Letter Drop Box Data Sheet
  • Click here for the Installation Instructions
Shop all drop boxes and postal specialties for sale online from U.S. Mail Supply.