There are 6 United States Postal Service post boxes available to the public in zip code 21713. 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 21713 zip code.

Public Collection Box
300 N Main St
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Public Collection Box
101 N Main St
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Public Collection Box
5 Potomac St
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Public Collection Box
20723 National Pike
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Public Collection Box
21 S Main St
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Public Collection Box
1 Wolfsville Rd
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Mailboxes in Nearby Zip Codes