There are 5 United States Postal Service post boxes available to the public in Allen, MD. You can use any one of these locations to mail your letter or small package. For additional collection boxes in neighboring communities, see the list of post boxes in Maryland.

Are you looking for a post office? See the list of post offices in Allen, MD.

Mailbox in Post Office Lobby
3519 Allen Rd
Directions
Public Collection Box
3519 Allen Rd
Directions
Public Collection Box
31676 Eden Allen Rd
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Mailbox in Post Office Lobby
31676 Eden Allen Rd
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Mailbox in Post Office Lobby
201 E Main St
Directions