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ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/16234

16234

ZIP 16234 is Limestone, Pennsylvania, in Clarion County; area code 814; Eastern time.

Type
No street area
Time zone
America/New_York
County
Clarion
Metro area
none
Coordinates
41.2023, -79.4538

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 16254, whose figures describe that area — not this ZIP code.

☼ Live from 16234 — Limestone, PA

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Where 16234 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 16234
  • 🔢 Type 16234 into a pocket calculator and turn it upside down: hEZgI — not quite a word, sorry.
  • ➕ As a number, 16,234 = 2 × 8117. Its digits add up to 16, a total 1,922 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 11111101101010
  • 🏠 Its numerical neighbours: 16233 (Leeper, PA, 14 mi away) and 16235 (Lucinda, PA, 9 mi away).
  • 🔄 Backwards, 16234 becomes 43261, which is not a ZIP code at all.
  • 👥 60 other ZIP codes are made of exactly the same digits (12436, 12463, 13426, 13624, 13642, 14263, …). The farthest-flung twin is 34216 in Anna Maria, FL, 962 miles away.
  • 🧭 Farther north than 68% of all ZIP codes, and farther east than 75%.
  • 🎯1,007 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 16234 and you would come out at 41.20°S, 100.55°E — 1,061 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 09m of daylight. Shortest: 9h 12m.
🌙 The sky over 16234 today
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Source: USGS.

Land area

ZIP codes near 16234

ZIPCityDistance
16221 Curllsville, PA 0.0 mi
16254 Shippenville, PA 3.6 mi
16255 Sligo, PA 5.1 mi
16232 Knox, PA 5.1 mi
16214 Clarion, PA 5.2 mi
16334 Marble, PA 7.1 mi
16213 Callensburg, PA 7.6 mi
16331 Kossuth, PA 8.0 mi
16058 Turkey City, PA 8.4 mi
16235 Lucinda, PA 9.0 mi

Find every ZIP code within 10 miles of 16234 →

Questions about this ZIP code

Where is ZIP code 16234?

16234 is in Limestone, Pennsylvania, in Clarion County. Its published point location is 41.2023, -79.4538.

What county is 16234 in?

16234 lies in Clarion County.

What area code is 16234?

Limestone uses area code 814, from NANPA's telephone records.

What time zone is 16234 in?

16234 uses America/New_York.

What ZIP codes are near 16234?

The closest are 16221 (0 mi), 16254 (3.6 mi), 16255 (5.1 mi), 16232 (5.1 mi) and 16214 (5.2 mi).

Is 16234 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. “16234 ZIP Code — Limestone, Pennsylvania (Clarion County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/16234

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curl https://zipcodes.pro/zip/16234.json

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