South Mountain, PA ZIP code
The ZIP code for South Mountain, Pennsylvania is 17261. It is in Franklin County.
- Population in these ZIPs
- 0
- Avg. median income
- —population-weighted
- Typical home value
- —population-weighted
- Metro area
- Chambersburg, PA
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South Mountain, PA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 17261 | 0 | — | — |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near South Mountain
- Mont Alto 2 mi
- Fayetteville 3 mi
- Quincy 6 mi
- Orrtanna 7 mi
- Waynesboro 7 mi
- Blue Ridge Summit 8 mi
- Scotland 9 mi
- Fairfield 9 mi
- Mc Knightstown 10 mi
- Marion 10 mi
- Chambersburg 10 mi
- Arendtsville 12 mi
Frequently asked questions
What is the ZIP code for South Mountain, PA?
The ZIP code for South Mountain, PA is 17261.
What county is South Mountain, Pennsylvania in?
South Mountain ZIP codes are in Franklin County.