17261
ZIP 17261 is South Mountain, Pennsylvania, in Franklin County; area codes 223 and 717; Eastern time.
- Type
- Standard
- Time zone
- America/New_York
- County
- Franklin
- Metro area
- Chambersburg, PA
- Population
- 0
- Coordinates
- 39.8598, -77.5117
Weather right now
Asking the National Weather Service…
Where 17261 is
Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.
- 🔢 Type 17261 into a pocket calculator and turn it upside down: IgZLI — not quite a word, sorry.
- ➕ As a number, 17,261 = 41 × 421. Its digits add up to 17, a total 2,133 other ZIP codes share.
- 💾In binary, the way a computer stores it:
100001101101101 - 🏠 Its numerical neighbours: 17260 (Shirleysburg, PA, 36 mi away) and 17262 (Spring Run, PA, 23 mi away).
- 🔄 Backwards, 17261 becomes 16271, which is not a ZIP code at all.
- 👥 25 other ZIP codes are made of exactly the same digits (11726, 11762, 12167, 12176, 16127, 16172, …). The farthest-flung twin is 76121 in Fort Worth, TX, 1,202 miles away.
- 🧭 Farther north than 55% of all ZIP codes, and farther east than 80%.
- 🎯1,115 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 17261 and you would come out at 39.86°S, 102.49°E — 925 miles from Perth, Australia, the nearest big city to that spot.
- ☀Longest day of the year: 15h 00m of daylight. Shortest: 9h 20m.
- 📏 At 1.6 square miles of land, 17261 is bigger than 10% of ZIP codes — room for about 1.2 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 0 |
|---|---|
| Households | 0 |
| Housing units | 0 |
| Population density | 0.0 / sq mi |
Business and tax activity
| Business establishments | 7This ZIP7 |
|---|---|
| Employees | 38This ZIP38 |
| Annual payroll | $645,000This ZIP$645,000 |
Land area
| Land area | 1.61 sq miThis ZIP1.61 sq mi |
|---|---|
| Water area | 0.00 sq mi |
ZIP codes near 17261
| ZIP | City | Distance |
|---|---|---|
17237 | Mont Alto, PA | 2.2 mi |
17222 | Fayetteville, PA | 2.7 mi |
17247 | Quincy, PA | 5.5 mi |
17353 | Orrtanna, PA | 6.6 mi |
17268 | Waynesboro, PA | 6.8 mi |
17214 | Blue Ridge Summit, PA | 8.0 mi |
17310 | Cashtown, PA | 8.5 mi |
17250 | Rouzerville, PA | 8.6 mi |
17254 | Scotland, PA | 8.6 mi |
17272 | Zullinger, PA | 8.6 mi |
Find every ZIP code within 10 miles of 17261 →
Questions about this ZIP code
Where is ZIP code 17261?
17261 is in South Mountain, Pennsylvania, in Franklin County, part of the Chambersburg, PA metropolitan area. Its published point location is 39.8598, -77.5117.
What county is 17261 in?
17261 lies in Franklin County.
What area code is 17261?
South Mountain uses area codes 223 and 717, from NANPA's telephone records.
What time zone is 17261 in?
17261 uses America/New_York.
How many people live in 17261?
About 0 people live in ZIP code 17261. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.
What ZIP codes are near 17261?
The closest are 17237 (2.2 mi), 17222 (2.7 mi), 17247 (5.5 mi), 17353 (6.6 mi) and 17268 (6.8 mi).
Is 17261 a PO Box ZIP code?
17261 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “17261 ZIP Code — South Mountain, Pennsylvania (Franklin County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/17261
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/17261.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.