There are 7 United States Postal Service post boxes available to the public in Northumberland, PA. 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 Pennsylvania.

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

Public Collection Box
395 6 Th St
Directions
Public Collection Box
147 King St
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Public Collection Box
600 Front St
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Public Collection Box
75 Queen St
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Weis
1100 N 4 Th St
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CVS
405 N 4 Th St
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