Locking Mailboxes offers the largest selection of residential and commercials mailboxes, lockers and medical disposal units.

Postal Specialty

Locking Mailboxes sells a variety of USPS approved Postal Specialty Items ranging from our sturdy Mailbox Mounting Posts to replacement Flags to our use-full Key Lockers!

Our unique array of Mailbox Posts range from a single mailbox on up to 4 mailboxes mounted to a single post. We have newspaper boxes to match as well as decorative mailbox signs to add character to your curbside Mailbox! Order with us and rest assured that you will get the best possible pricing and service.

Please call our friendly customer service staff for a quote or to answer any question you may have – TODAY!

  • Bolt Plate Covers are an attrative addition to Letter Lockers that are Surface Mounted to concrete. The cover is discreet and covers installation bolts,for that clean look.Comes in 2 pieces.Texture powder coated to match Letter Locker.Constructed of Aluminum
  • Decorative Post with Side Mount.Our Decorative Post are available with a side mount option for installations that have specific space requirements. The post is fully powder coated extruded aluminum and the finial and support arm are fully powder coated cast aluminium.
  • Deluxe Post For (4) Mailboxes Only available as an In-Ground Mounted post. All Aluminum construction with hardware and instructions.Usually ships within 1-2 days.
  • Deluxe Mailbox Post-2 Sided For (2) Mailboxes.Only available as an In-Ground Mounted post. All Aluminum construction with hardware and instructions. Powder coated for long lasting beauty.usually ships within 1-2 days.
  • Deluxe Post - 1 Sided ,Only available as an In-Ground Mounted post. All Aluminum construction with hardware and instructions. for any Mailbox that you would like to make more attractive. The extra height and side arm off sets the square boxes and improves the curbside appeal.
  • Large top plate for strength and durability.Item # DVU0050PA
  • Spare key blank for your new locking mailbox,Can ship with your order. This is a unique double cut large key for the Columbia, Gorge and Skyline model. You will not find these at your local hardware or Lock Smith*.Comes uncut with instructions to help the locksmith.
  • Our Key Keeper Commercial Lock is ideal for HOA's and Commercial Business Complexes. This Key Keeper Commercial Lock allows the USPS to access a key and deliver the mail to apartment buildings, condominiums or businesses where restricted access to a building is required.
  • Our surface mounted or recessed mounted Key Keeper for USPS Access is for the US Mail Carrier to be able to retrieve a key to get access to a private key and enter a property. The Post Office installs their Master Lock and will require a local Post Master's approval.
  • Sale!
    this Stainless Steel Red Out-going Flag and bracket for mounting into a pilaster or anywhere notice is needed for your carrier. Easy to install... allow 5 days
  • We have new improved replacement flags! Our new flags are Stainless Steel so they do not break easily and never rust, plus they're powder coated so they won't fade! FREE SHIPPING
  • Sale!
    Pedestal for (CBU) Cluster Box Unit, aluminum for Type I and II. (28 1/2") Inches High.Thick aluminum, standard US Postal bolt pattern 4" x 10" predrilled for 1/2" bolts.Six colors to choose from. Ships quick. (Item #P31)
  • USPS Approved Pedestal for (CBU) Cluster Box Unit, aluminum (14 1/2") High for Type III and IV. Thick aluminum, standard US Postal bolt pattern 4" x 10" pre-drilled for 1/2" bolts. Six colors to choose from. Ships quick. (Item #P14).
  • Two Box Spreader Plate

    $49.00$115.00
    These boxes are wider than the typical mailbox, and a it's very important to have a good plate or wide plank to keep your new mailboxes secure. This item is recommended to make mounting the new boxes easier as well as a stronger connection.
  • Universal In-Ground Post

    $119.00$277.00
    Our strong Aluminum, versatile posts are perfect for curbside service . Designed to mount mailbox directly on top of flange. Choose (surface or In-Ground option) These are stronger than what you see at the stores,thicker, welded Aluminum accommodate the extra weight of our Locking Mailboxes. Stainless steel hardwear included with instructions.
  • The Universal pedestal is USPS approved for replacement of the older type CBU's "E" or NDCBU's.Thick aluminum 28 1/2" high, with strong rust free Aluminum to eliminate that rust problem.The base has the standard USPS bolt patten 4" x 10". The upper flange has multi pre-drilled holes to aline with the your current module.
  • Universal Surface Mount Post

    $139.00$297.00
    This strong Aluminum, versatile, Uni-posts are perfect for a curbside mounting. Designed to mount your mailbox directly on top of post. The flange is designed to mount directly on your sidewalk or pad, and is pre-drilled for 3/8" bolts, This post is stronger than what you see in the stores , thick welded Aluminum.
  • This Universal Replacement Pedestal is USPS approved for replacement of the older type CBU's "E" or NDCBU's. Made of thick Aluminum - rust free ( 28 1/2" high ). The base has the standard USPS bolt patten 4" x 10".

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