4C Recessed Mounted Mailboxes

4C Recessed Mounted Mailboxes

4C Recessed Mounted Horizontal Mailboxes are made of heavy duty aluminum, are ideal for new construction and major renovation projects and come in four (4) contemporary colors.

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4C Recessed Mounted Mailboxes
Standard CBU's

Standard CBU's

Salsbury's U.S.P.S. approved standard CBU's are made of heavy duty aluminum and stainless steel hardware. Salsbury CBU's are manufactured to U.S.P.S. "F" specifications and are available in 6 colors.

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Standard CBU's
Regency Decorative CBU's

Regency Decorative CBU's

Regency Decorative CBU's are made of heavy duty aluminum, include decorative tops and pedestal covers and are available in five (5) contemporary colors.

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Regency Decorative CBU's
4C Surface Mounted Mailboxes

4C Surface Mounted Mailboxes

4C Surface Mounted Horizontal Mailboxes include a U.S.P.S. approved 4C horizontal mailbox unit and a matching surface mounted enclosure - minor assembly required.

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4C Surface Mounted Mailboxes
4B+ Horizontal Mailboxes

4B+ Horizontal Mailboxes

Standard 4B+ Horizontal Mailboxes are made of aluminum, are ideal for replacement and/or retrofit installations and come in four (4) contemporary colors.

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4B+ Horizontal Mailboxes
4B+ Vertical Mailboxes

4B+ Vertical Mailboxes

Salsbury 3500 Series 4B+ Vertical Mailboxes are ideal for replacement and/or retrofit installations. 4B+ Vertical mailboxes are made entirely of aluminum and available in surface mounted and recessed mounted units.

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4B+ Vertical Mailboxes
4C Free-Standing Mailboxes

4C Free-Standing Mailboxes

4C Free-Standing Horizontal Mailboxes include a U.S.P.S. approved 4C horizontal mailbox unit and a matching free-standing enclosure - minor assembly required.

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4C Free-Standing Mailboxes
Outdoor Parcel Lockers (OPL's)

Outdoor Parcel Lockers (OPL's)

Outdoor parcel lockers are made of heavy duty aluminum and are available in six (6) contemporary colors.

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Outdoor Parcel Lockers (OPL's)
Letter Boxes

Letter Boxes

Letter Boxes are made entirely of aluminum, come in a surface mounted or recessed mounted style and are available in five (5) contemporary colors.

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Letter Boxes

Salsbury Industries carries a complete line of apartment mailboxes for U.S.P.S. delivery. Apartment mailboxes are designed for multi-tenant applications where the U.S. Postal Service will be delivering the mail. Choose from this group of products when the U.S. Postal Service will be delivering the mail.

When purchasing our front loading mailboxes, your local postmaster will visit your site upon request and install a master postal lock. This postal lock allows access to the unit by a U.S. Postal Service employee through one master door opening. Commercial mailboxes for U.S.P.S. delivery include Cluster Box Units (CBU’s), 4C Horizontal Mailboxes, 4B+ Vertical Mailboxes, 4B+ Horizontal Mailboxes and a variety of additional products. These mailboxes are commonly used in apartment complexes, condominiums, residential developments, and several other applications. Choose from our many U.S. Postal Service approved mailboxes.

4C Horizontal Mailboxes

4C Horizontal Mailboxes

Made entirely of aluminum, 4C horizontal mailboxes are U.S.P.S. approved and available as front loading units or rear loading units. Salsbury horizontal style commercial mailboxes are ideal for apartment buildings, condominiums, and other residential developments. Salsbury 3700 series 4C horizontal mailboxes and parcel lockers meet the specifications of USPS-STD-4C. The 4C horizontal mailboxes are required for new construction. Depending on your preference for the location of the mailboxes, 4C horizontal mailboxes are available as recessed mounted, surface mounted, and free-standing units. Most 4C Horizontal Mailbox orders ship within 24 to 48 hours and all 4C units come with a 5 year warranty.

Standard Cluster Box Units

Standard Cluster Box Units

Officially licensed by the United States Postal Service, Salsbury Industries offers a wide variety of Cluster Box Units (CBU’s) to accommodate your centralized mail delivery needs. Cluster mailboxes are ideal for apartment complexes, condominiums and other residential and commercial developments. Cluster mailboxes are the most commonly used neighborhood / community mailbox. Salsbury Industries offers Cluster Box Units in five color types – sandstone, bronze, white, green and black. Units come equipped with a pedestal and your choice of 4,8,12,13 or 16 mailbox compartments with one, two (2) or four (4) fully integrated parcel lockers. You can also purchase cluster mailboxes in a Regency style with a decorative top and pedestal.

4B+ Horizontal Mailboxes

4B+ Horizontal Mailboxes

Designed for replacement and retrofit installations, Salsbury 4B+ horizontal style commercial mailboxes are ideal for apartments, condominiums and office buildings. Made entirely of aluminum, Salsbury 3600 series 4B+ horizontal mailboxes are USPS approved and feature a durable powder coated finish. 3600 series 4B+ horizontal mailboxes are recessed mounted and are available as front loading units or rear loading units. The 3600 series 4B+ mailboxes have been U.S.P.S. approved to the required security upgrades of USPS-STD-4B.

4B+ Vertical Mailboxes

4B+ Vertical Mailboxes

Salsbury vertical style commercial mailboxes are ideal for apartments, condominiums and office buildings and are designed for replacement and retrofit installations. Made entirely of aluminum, Salsbury 3500 series USPS approved 4B+ vertical mailboxes feature a durable powder coated finish available in three (3) contemporary colors, aluminum, bronze and sandstone. Vertical mailboxes are available as surface mounted or recessed mounted units. Surface mounted units are designed to be mounted on a wall or other flat surface. Recessed mounted units are designed to fit into a rough opening.

More Info About Apartment Mailboxes

Questions & Answers

Yes, a USPS mail carrier has access to USPS approved apartment mailboxes so they can provide mail delivery.

Apartment mailboxes are available in a variety of sizes depending on the application. Click here to view information on selecting the right apartment mailbox for your application.

A United States postal worker has a master key to a USPS supplied Arrow Lock that allows them to access all compartments in a locked apartment mailbox at once.

The USPS will deliver to apartment mailbox compartments as long as the mailbox is USPS approved.

According to USPS regulations, the property owners, builders, or developers are responsible for apartment mailboxes. The USPS’s Postal Operations Manual states, “Purchase, installation, and maintenance of mail receptacles are the responsibility of the customer.” The USPS is responsible for your mail.

The USPS requirements for your apartment mailboxes will depend on what type of mailboxes you choose. This page provides information on USPS mailbox regulations and specifications for various types of apartment mailboxes.

Centralized mail delivery is a mail delivery system in which the mail carrier delivers mail for multiple residences at one central location.

4C horizontal mailboxes, cluster box units (CBU’s), 4B vertical mailboxes, and 4B horizontal mailboxes can all be used for apartments. Click here to view information in selecting the right apartment mailbox for your application.

Salsbury Industries carries a complete line of USPS approved apartment mailboxes. Most items are in stock so you can get them right away to complete your project. Check them out here.

Salsbury apartment mailboxes come in a variety of styles and colors that can enhance the look of your apartment complex. You can also customize the mailbox’s engraved placards and doors. Our elegant Regency Decorative CBU’s will add a touch of class to your community. Check them out here.

Apartment Mailboxes for Sale

Salsbury Industries offers a complete line of apartment mailboxes for sale. Most orders ship within 1 to 2 business days and volume discounts are available. You can order your Salsbury mailboxes via our customer service department or online. Most bulk order sales are usually processed through our quote system. You can submit a quote by phone or online by clicking Bulk Order Requests. If you have any questions about our apartment mailboxes please contact us via email, online chat or toll free at 1-800-624-5269. All apartment mailboxes are on sale this month, so call today!

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