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Mailboxes for Sale - Maine

Buy Commercial Mailboxes for Maine Offices, Apartments, Municipal Buildings and Businesses

U.S. Mail Supply’s inventory of heavy duty steel & aluminum constructed residential and commercial locking mailboxes include indoor horizontal & vertical mailboxes and outdoor pedestal cluster mail box units.

Shop big and small lockable surface mounted or recess wall mounted indoor horizontal mailboxes or choose freestanding pedestal mailboxes for multi-tenant apartment complexes in need of large mailboxes with many compartments, slots or package drops. 

Providing Mailbox Delivery Throughout Maine


Heavy duty metal construction keeps belongings safe and secure.

Both indoor and outdoor mailboxes are under a constant security threat from harsh environmental conditions and vandalism. Metal mailboxes from U.S. Mail Supply are American-made and built to handle heavy daily use.

If you need any assistance choosing the right mailbox for your needs, give us a call and we’ll help you find a solution.

Customize Your Horizontal Mailbox Order

Poring over the details of mailbox configuration options isn’t for everyone, which is why U.S. Mail Supply offers free design assistance for custom mailbox configurations. Our on-staff designers will figure out the best configuration for your space and create a rendering showing how it will look. We’ll send that to you along with a price quote.

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Shop all mailboxes for sale from U.S. Mail Supply.