25423

ZIP 25423 is Halltown, West Virginia, in Jefferson County; area codes 681 and 304; Eastern time.

Type: No street area
Time zone: America/New_York
County: Jefferson
Metro area: Washington-Arlington-Alexandria, DC-VA-MD-WV
Coordinates: 39.3140, -77.7978

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 25425, whose figures describe that area — not this ZIP code.

☼ Live from 25423 — Halltown, WV

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Where 25423 is

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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 25423

🔢 Type 25423 into a pocket calculator and turn it upside down: EZhSZ — not quite a word, sorry.
➕ 25423 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 16, a total 1,922 other ZIP codes share.
💾In binary, the way a computer stores it: 110001101001111
🏠 Its numerical neighbours: 25422 (Great Cacapon, WV, 34 mi away) and 25425 (Harpers Ferry, WV, 1 mi away).
🔄 Backwards, 25423 becomes 32452 — and that is a real ZIP code: Noma, FL, 725 miles away.
👥 29 other ZIP codes are made of exactly the same digits (22435, 22534, 23452, 24325, 24352, 24523, …). The farthest-flung twin is 32524 in Pensacola, FL, 813 miles away.
🧭 Farther north than 51% of all ZIP codes, and farther east than 79%.
🎯1,105 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
🌏 Dig straight through the Earth from 25423 and you would come out at 39.31°S, 102.20°E — 919 miles from Perth, Australia, the nearest big city to that spot.
☀Longest day of the year: 14h 56m of daylight. Shortest: 9h 24m.

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Land area

ZIP codes near 25423

ZIP	City	Distance
`25432`	Millville, WV	1.4 mi
`25425`	Harpers Ferry, WV	1.4 mi
`25438`	Ranson, WV	3.6 mi
`25410`	Bakerton, WV	4.2 mi
`25441`	Rippon, WV	4.2 mi
`25442`	Shenandoah Junction, WV	4.5 mi
`25414`	Charles Town, WV	6.1 mi
`25430`	Kearneysville, WV	7.5 mi
`21758`	Knoxville, MD	8.0 mi
`21715`	Brownsville, MD	8.6 mi

Find every ZIP code within 10 miles of 25423 →

Questions about this ZIP code

Where is ZIP code 25423?

25423 is in Halltown, West Virginia, in Jefferson County, part of the Washington-Arlington-Alexandria, DC-VA-MD-WV metropolitan area. Its published point location is 39.3140, -77.7978.

What county is 25423 in?

25423 lies in Jefferson County.

What area code is 25423?

Halltown uses area codes 681 and 304, from NANPA's telephone records.

What time zone is 25423 in?

25423 uses America/New_York.

What ZIP codes are near 25423?

The closest are 25432 (1.4 mi), 25425 (1.4 mi), 25438 (3.6 mi), 25410 (4.2 mi) and 25441 (4.2 mi).

Is 25423 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. “25423 ZIP Code — Halltown, West Virginia (Jefferson County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/25423

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/25423.json

Underlying data is public domain or openly licensed — sources, vintages and licences.