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Shop Versatile™ Series 4C Horizontal Mailboxes

4C mailboxes are extremely versatile and standard compliant. They are designed to be recessed into the wall of your residence or commercial building. This series of mailboxes can replace any outdated mailbox solutions whether you need them installed inside or outside. Mount collars can be purchased if you would prefer to surface mount your mailboxes instead.

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USPS Mailboxes

Subject to local regulations and installation requirements, our products can comply with USPS standards, as defined by the Postmaster General.

Please note that the USPS periodically updates mailbox standards and guidelines. Before proceeding with mailbox projects, we recommend you consult with your local Postmaster to comply with your specific area guidelines. US Mail Supply experts are standing by to help you navigate the product selection and installation process.

Versatile™ Series 4C Horizontal Mailboxes from US Mail Supply

US Mail Supply offers high quality, recess & surface wall mounted 4C horizontal mailbox solutions that meet the newest USPS regulations.

Secure and durable, a 4C residential mailbox from US Mail Supply will last through decades of daily use. All 4C mailboxes are USPS approved for new construction – but we always recommend checking with your local postmaster for verification.

USPS Approved 4C Horizontal Mailboxes Get a Quote!

If you have any other questions, give us a call and we will be happy to provide answers.

The 4C series horizontal mailboxes we carry are ideal for a wide range of installations, including:

  • Multi-Family Residences (Apartments)
  • Office Mail Rooms
  • Military Bases
  • Colleges and Universities
  • Government Agencies

US Mail Supply’s manufacturer, Florence Manufacturing, has been making mailboxes for over 80 years. Their mailboxes have always offered exceptional security and durability, and the 4C series mailboxes are no exception. With a variety of configurations available and customizable features, these 4C horizontal mailboxes are extremely versatile.

Customizable Features

There are many customizable features for these USPS-approved 4C mailboxes. Custom mailbox units are even available with modified compartment sizes. You can also choose from 8 different powder coated finish colors.

You can find an installation manual, color chart, and a brochure with more product details by clicking on the products above. If you still need more information, don’t hesitate to call. We’re always happy to help our customers find the right mailboxes for their needs. 

Shop all 4C mailboxes for sale from U.S. Mail Supply.
Shop all mailboxes for sale online from U.S. Mail Supply.