U.S. Mail Supply Categories

Rear-loading Private Use Horizontal Mailboxes – 28 Doors

rear loading mailboxes

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28 Door Private Use Rear-Loading Cluster Mailboxes in Anodized Aluminum
28 Door Private Use Rear-Loading Cluster Mailboxes in Dark Bronze
Product Number:
38.7500 Inches.
17.8130 Inches.
16.5000 Inches.
84 lb(s).
Select Finish :
1 - 4 $669.00
5 and more Call For Price
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Product Features

  • 7-high x 4-wide configuration
  • Module contains a total of 28 usable mailboxes (5” high x 4” wide x 15 ½” deep)
  • Standard units come with no rear cover and are open backed. Locking hinged rear door equipped with a commercial master lock is available for an upcharge – Call for pricing
  • Standard Clear Anodized Aluminum Finish. For an upcharge, also available in Dark Bronze. Click HERE to view a color chart.
  • Click here to view or download a shop drawing of this product – Please call for a shop drawing of multiple unit side-by-side configurations

Additional file downloads below

28 Unit Horizontal Indoor Mailbox

US Mail Supply’s 1700 Series Rear-loading Private Use Horizontal Mailboxes are the ultimate multi-tenant, indoor mailbox solution. Keeping mail organized and accessible, apartment complexes, office buildings, and other private housing facilities greatly benefit from installing one or many of these units. Constructed with aluminum and stainless steel, these indoor mailboxes offer secure access for private use mail; and they’ll look great and match your décor as well.

Need help? Looking for a custom configuration? Contact us today or use our online mailbox design assistant.

This standard module contains 28 usable mailbox compartments in a configuration of 7 high and 4 wide, with compartments 5” high x 4” wide x 15 ½” deep. Clear Anodized Aluminum is the standard finish for this module, but with a small upcharge you can choose from other colors and finishes that might better suit your needs. Rear loading and for private use only, this mailbox features an open back, with a locking hinged rear door available with a small upcharge.  Whether you are replacing old, damaged horizontal mailboxes, or installing indoor units in new construction, choose US Mail Supply.