South Mountain, Pennsylvania
|Elevation||1,594 ft (486 m)|
|Time zone||UTC-5 (Eastern (EST))|
|• Summer (DST)||UTC-4 (EDT)|
|Area code(s)||223 & 717|
|GNIS feature ID||1188089|
South Mountain is an unincorporated community in Quincy Township in southeastern Franklin County, Pennsylvania, United States. The community is located 3.8 miles (6.1 km) east of Mont Alto. South Mountain has a post office, with ZIP code 17261.
- "South Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- United States Postal Service. "USPS - Look Up a ZIP Code". Retrieved August 12, 2017.
- "Postmaster Finder - Post Offices by ZIP Code". United States Postal Service. Retrieved August 12, 2017.