4B+ & Horizontal Mailboxes

4B+ & Horizontal Mailboxes - Select Commercial Mailboxes

36 products

The 4B horizontal/vertical mailboxes are for replacement use only, as they are the previous USPS standard for commercial installations. These units can also be purchased for private delivery. While these units adhere to older USPS security standards, they are fully locking and include keys for each tenant door.

 

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