There are 6 United States Postal Service post boxes available to the public in zip code 21718. 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 the 21718 zip code.

Public Collection Box
8 E Main St
Directions
Mailbox in Post Office Lobby
8 E Main St
Directions
Mailbox in Post Office Lobby
4314 Main St
Directions
Public Collection Box
4314 Main St
Directions
Public Collection Box
1324 Weverton Rd
Directions
Vpo Brownsville
1324 Weverton Rd
Directions

Mailboxes in Nearby Zip Codes