There are 6 United States Postal Service post boxes available to the public in zip code 21904. 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 21904 zip code.

Public Collection Box
3 Daisy Ln
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Public Collection Box
11 S Main St
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Public Collection Box
2167 Liberty Grove Rd
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Public Collection Box
1115 Colora Rd
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Walgreens/Happy Harrys
5319 Pulaski Hwy
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Food Lion
5301 Pulaski Hwy
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Mailboxes in Nearby Zip Codes