The USPS was founded in 1775 and Benjamin Franklin was the first Postmaster General.
Below you'll find any US Post Offices that we've found in Mercersburg, PA.
11304 Homestead Dr
Big Pool, MD - 21711
301-842-3278
5 Potomac St
Boonsboro, MD - 21713
301-432-6861
22509 Cavetown Church Rd
Cavetown, MD - 21720
301-824-5230
21106 Twin Springs Dr
Chewsville, MD - 21721
301-733-8690
21 Mulberry St
Clear Spring, MD - 21722
301-842-2381
We are slowly building our database of post office locations, hours, photos, comments and helpful descriptions.