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Front-loading Horizontal Mailboxes – 10 Doors

Product Number: 1400-52
What you need to know before you buy.

Bulk Pricing Options Available


1-4 $940.00

5+ Call for price

Before You Buy:

  • Only USPS Approved for replacement purposes (replacing existing Horizontal mailboxes in same wall opening)
  • It is strongly recommended that you consult with local Postal Officials prior to ordering – Local Postmaster Approval is required
  • Approved and warranted for Indoor Use only
  • Also available for Private Mail Delivery (non-USPS)
  • Recess mounted only – 17” of wall depth is required
  • Cannot be surface mounted on a wall, pedestal mounted or free-standing








Additional Resources:

Standard configuration details & dimensions
Weight 43 lbs
Mailbox configuration 5x2
Number of mailboxes 10
Actual Unit Size
Height 28.00"
Width 14.38"
Depth 16.50"
Mailbox Size
Height 5.00"
Width 6.38"
Depth 15.50"

10-Door Front-loading Horizontal Mailboxes from US Mail Supply

  • 5-high x 2-wide configuration
  • The module contains a total of 10 doors – 9 usable tenant mailboxes (5” high x 6 3/8” wide x 15 ½” deep)
  • The unit comes standard with 5-pin cam keyed mailbox locks.
  • NOTE: Any customization of this unit, including optional color, non-standard lock, and/or custom configuration will require an upcharge – Call for details
  • View or download a shop drawing of this product – Please call for a shop drawing of multiple-unit side-by-side configurations

10 Unit Indoor Horizontal Mailbox Perfect for Small Apartment Buildings and Condos

US Mail Supply provides the postal industry standard, leading by example for years by offering high-quality products best suited for companies and individuals of all professions and backgrounds. If you’re in search of an indoor mailbox for your small apartment building, our 10-door front loading mailbox is your perfect fit! If you were to order our horizontal mailbox products, a USPS Arrow lock is shipped along with to help you set up your mail drop off the system immediately.

Besides having the perfect amount of space and shipping peace of mind, U.S. Mail Supply grants you creative freedom with your purchases as well. Our postal professionals can give you design assistance to help you customize one of our products. Whether you’re ordering our 1400 Series Standard unit for the first time or investing in a replacement, our 5-Star Reviews reflect the confidence and satisfaction our customers gain after buying our products—something you will experience too!

Contact the horizontal mailbox professionals at US Mail Supply today to get a quote.
Make sure to choose the RIGHT mailbox.

Don't worry, we can help you figure out what's best and most cost efficient for your space. A representative at U.S. Mail Supply will help you figure out what is required for USPS or private delivery, the number of units you need and any information required for installation.