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zipcodes.pro — ZIP/17231

17231

ZIP 17231 is Lemasters, Pennsylvania, in Franklin County; area codes 717 and 223; Eastern time.

Type
No street area
Time zone
America/New_York
County
Franklin
Metro area
Chambersburg, PA
Coordinates
39.8594, -77.8579

The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

This ZIP code has no Census tabulation area of its own. Its point falls inside ZCTA 17236, whose figures describe that area — not this ZIP code.

☼ Live from 17231 — Lemasters, PA

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Where 17231 is

This ZIP code has no Census tabulation area, so there is no boundary to draw — the marker is its published point location.

★ Weird and wonderful facts about 17231
  • 🔢 Type 17231 into a pocket calculator and turn it upside down: IEZLI — not quite a word, sorry.
  • ➕ 17231 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 14, a total 1,416 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 100001101001111
  • 🏠 Its numerical neighbours: 17229 (Hustontown, PA, 17 mi away) and 17232 (Lurgan, PA, 20 mi away).
  • 🔄 Backwards, 17231 becomes 13271, which is not a ZIP code at all.
  • 👥 26 other ZIP codes are made of exactly the same digits (11237, 11372, 11732, 12137, 12173, 13217, …). The farthest-flung twin is 73112 in Oklahoma City, OK, 1,116 miles away.
  • 🧭 Farther north than 55% of all ZIP codes, and farther east than 79%.
  • 🎯1,097 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 17231 and you would come out at 39.86°S, 102.14°E — 941 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 00m of daylight. Shortest: 9h 20m.
🌙 The sky over 17231 today
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Source: USGS.

Land area

ZIP codes near 17231

ZIPCityDistance
17252 Saint Thomas, PA 4.0 mi
17236 Mercersburg, PA 6.3 mi
17225 Greencastle, PA 7.3 mi
17224 Fort Loudon, PA 8.4 mi
17235 Marion, PA 8.5 mi
17202 Chambersburg, PA 9.9 mi
17233 Mc Connellsburg, PA 10.6 mi
17256 Shady Grove, PA 11.0 mi
17212 Big Cove Tannery, PA 11.4 mi
17263 State Line, PA 12.0 mi

Find every ZIP code within 10 miles of 17231 →

Questions about this ZIP code

Where is ZIP code 17231?

17231 is in Lemasters, Pennsylvania, in Franklin County, part of the Chambersburg, PA metropolitan area. Its published point location is 39.8594, -77.8579.

What county is 17231 in?

17231 lies in Franklin County.

What area code is 17231?

Lemasters uses area codes 717 and 223, from NANPA's telephone records.

What time zone is 17231 in?

17231 uses America/New_York.

What ZIP codes are near 17231?

The closest are 17252 (4 mi), 17236 (6.3 mi), 17225 (7.3 mi), 17224 (8.4 mi) and 17235 (8.5 mi).

Is 17231 a PO Box ZIP code?

Possibly. The Census map gives this ZIP code no delivery area of its own, which usually means it serves post office boxes, a single organization or a post office rather than streets of homes.

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Cite this page

zipcodes.pro. “17231 ZIP Code — Lemasters, Pennsylvania (Franklin County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/17231

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/17231.json

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