U.S. Mail Supply Categories

Front-loading Horizontal Mailboxes – 18 Doors

1400-63 Florence 4B+ 18 Door Horizontal Mailbox

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18 Door Multi Unit Mailboxes in Dark Bronze
Product Number:
33.3800 Inches.
20.7500 Inches.
16.5000 Inches.
54 lb(s).
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1 - 4 $685.00
5 and more Call For Price
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Product Features

  • 6-high x 3-wide configuration
  • Module contains a total of 18 doors – 17 usable tenant mailboxes (5” high x 6 3/8” wide x 15 ½” deep)
  • Unit comes standard with 5-pin cam keyed mailbox locks.
  • Standard Clear Anodized Aluminum Finish. For an upcharge, also available in Dark Bronze. Click Here to view a color chart.
  • NOTE: Any customization of this unit, including optional color, non-standard lock and/or custom configuration will require an upcharge – Call for details
  • 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

18 Door Horizontal Mailboxes for Apartments and Office Buildings

For more than 80 years, U.S. Mail Supply has ensured confidence and peace of mind for our customers with our mailbox products and systems. This 1400 Series Horizontal 18-door mailbox comes with industry leading postal security helping to protect sensitive mail and important packages from unwanted individuals. Customers never worry about quality with U.S. Mail Supply orders because our products are certified under the latest USPS regulations.

Multi-family residences, hospitals, military housing and university dorms can all benefit from secure, no-hassle mail delivery systems. Custom orders in terms of color, lock selection, or additional mailboxes combining to make a postal system is made easy with our U.S. Mail Supply professionals who are always ready to help. We also have mailroom supplies available if you are planning a large-scale mail room operation and need affordable prices. If you’re interested in our 18 door front loading horizontal mailboxes, give us a call today!