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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/43940

43940

ZIP 43940 is Neffs, Ohio, in Belmont County; area codes 740 and 220; Eastern time.

Type
Standard
Time zone
America/New_York
County
Belmont
Metro area
Wheeling, WV-OH
Population
304
Coordinates
40.0290, -80.8273
☼ Live from 43940 — Neffs, OH

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Local time: —

Where 43940 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.

★ Weird and wonderful facts about 43940
  • 🔢 Type 43940 into a pocket calculator and turn it upside down: OhGEh — not quite a word, sorry.
  • ➕ As a number, 43,940 = 2 × 2 × 5 × 13 × 13 × 13. Its digits add up to 20, a total 2,586 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1010101110100100
  • 🏠 Its numerical neighbours: 43939 (Mount Pleasant, OH, 10 mi away) and 43941 (Piney Fork, OH, 16 mi away).
  • 🔄 Backwards, 43940 becomes 04934, which is not a ZIP code at all.
  • 👥 24 other ZIP codes are made of exactly the same digits (03449, 04349, 04493, 04943, 30449, 39044, …). The farthest-flung twin is 94403 in San Mateo, CA, 2,220 miles away.
  • 🧭 Farther north than 57% of all ZIP codes, and farther east than 71%.
  • 🎯939 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 43940 and you would come out at 40.03°S, 99.17°E — 1,084 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 01m of daylight. Shortest: 9h 19m.
  • 📏 At 0.490 square miles of land, 43940 is bigger than 5% of ZIP codes — about 237 football fields.
🌙 The sky over 43940 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population304This ZIP304
Households150This ZIP150
Housing units179This ZIP179
Median age47.9This ZIP47.9Ohio39.7US 38.9
Median household income$45,952This ZIP$45,952Ohio$71,389US $80,734
Bachelor's degree or higher20.4%This ZIP20.4%
Population density620.4 / sq miThis ZIP620.4 / sq mi

Business and tax activity

Business establishments5This ZIP5
Employees12This ZIP12
Annual payroll$360,000This ZIP$360,000

Land area

Land area0.49 sq miThis ZIP0.49 sq mi
Water area0.01 sq miThis ZIP0.01 sq mi

Other place names in 43940

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 43940

ZIPCityDistance
43906 Bellaire, OH 1.6 mi
43909 Blaine, OH 2.8 mi
43928 Glencoe, OH 3.1 mi
43934 Lansing, OH 3.7 mi
43912 Bridgeport, OH 4.6 mi
43947 Shadyside, OH 5.4 mi
43905 Barton, OH 5.9 mi
26040 Mcmechen, WV 6.0 mi
43967 Warnock, OH 6.3 mi
43916 Colerain, OH 6.5 mi

Find every ZIP code within 10 miles of 43940 →

Questions about this ZIP code

Where is ZIP code 43940?

43940 is in Neffs, Ohio, in Belmont County, part of the Wheeling, WV-OH metropolitan area. Its published point location is 40.0290, -80.8273.

What county is 43940 in?

43940 lies in Belmont County.

What area code is 43940?

Neffs uses area codes 740 and 220, from NANPA's telephone records.

What time zone is 43940 in?

43940 uses America/New_York.

How many people live in 43940?

About 304 people live in ZIP code 43940, in 150 households, at 620.4 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 43940?

$45,952 a year, against $71,389 across Ohio.

What ZIP codes are near 43940?

The closest are 43906 (1.6 mi), 43909 (2.8 mi), 43928 (3.1 mi), 43934 (3.7 mi) and 43912 (4.6 mi).

Is 43940 a PO Box ZIP code?

43940 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “43940 ZIP Code — Neffs, Ohio (Belmont County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/43940

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