Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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/23040

23040

ZIP 23040 is Cumberland, Virginia, mostly in Cumberland County; area code 804; Eastern time.

Type
Standard
Time zone
America/New_York
County
Cumberland +1 more
Metro area
none
Population
4,640
Coordinates
37.5202, -78.2528
☼ Live from 23040 — Cumberland, VA

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 23040 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 23040
  • 🔢 Type 23040 into a pocket calculator and turn it upside down: OhOEZ — not quite a word, sorry.
  • ➕ As a number, 23,040 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5. Its digits add up to 9, a total 375 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 101101000000000
  • 🏠 Its numerical neighbours: 23039 (Crozier, VA, 26 mi away) and 23043 (Deltaville, VA, 105 mi away).
  • 🔄 Backwards, 23040 becomes 04032 — and that is a real ZIP code: Freeport, ME, 611 miles away.
  • 👥 27 other ZIP codes are made of exactly the same digits (02043, 02304, 02340, 03042, 03240, 04032, …). The farthest-flung twin is 34002 in APO AA, a military post office, 1,974 miles away.
  • 🧭 Farther south than 61% of all ZIP codes, and farther east than 78%.
  • 🎯1,106 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 23040 and you would come out at 37.52°S, 101.75°E — 888 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 45m of daylight. Shortest: 9h 34m.
  • 📏 At 148.2 square miles of land, 23040 is bigger than 86% of ZIP codes — room for about 112 Central Parks.
🌙 The sky over 23040 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population4,640This ZIP4,640
Households2,087This ZIP2,087
Housing units2,326This ZIP2,326
Median age46.3This ZIP46.3Virginia39.0US 38.9
Median household income$52,819This ZIP$52,819Virginia$93,170US $80,734
Median home value$234,000This ZIP$234,000Virginia$383,700US $332,700
Median gross rent$887This ZIP$887Virginia$1,579US $1,413
Bachelor's degree or higher11.5%This ZIP11.5%
Mean commute41.7 minThis ZIP41.7 min
Population density31.3 / sq miThis ZIP31.3 / sq mi

Business and tax activity

Business establishments68This ZIP68
Employees395This ZIP395
Annual payroll$14,017,000This ZIP$14,017,000
Tax returns filed2,120This ZIP2,120
Total adjusted gross income$114,047,000This ZIP$114,047,000

Land area

Land area148.15 sq miThis ZIP148.15 sq mi
Water area0.84 sq miThis ZIP0.84 sq mi

Counties 23040 spans

A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.

CountyShare of this ZIP
Cumberland County 90.5%
Buckingham County 9.5%

Other place names in 23040

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

ZIP codes near 23040

ZIPCityDistance
23123 New Canton, VA 9.5 mi
23027 Cartersville, VA 11.0 mi
23936 Dillwyn, VA 12.3 mi
23004 Arvonia, VA 14.1 mi
23022 Bremo Bluff, VA 15.0 mi
23966 Rice, VA 15.2 mi
23901 Farmville, VA 16.3 mi
23083 Jetersville, VA 16.6 mi
23038 Columbia, VA 17.1 mi
23909 Farmville, VA 17.2 mi

Find every ZIP code within 10 miles of 23040 →

Questions about this ZIP code

Where is ZIP code 23040?

23040 is in Cumberland, Virginia, in Cumberland County. Its published point location is 37.5202, -78.2528.

What county is 23040 in?

23040 spans 2 counties: Cumberland County and Buckingham County. Most of it falls in Cumberland County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.

What area code is 23040?

Cumberland uses area code 804, from NANPA's telephone records.

What time zone is 23040 in?

23040 uses America/New_York.

How many people live in 23040?

About 4,640 people live in ZIP code 23040, in 2,087 households, at 31.3 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 23040?

$52,819 a year, against $93,170 across Virginia.

What ZIP codes are near 23040?

The closest are 23123 (9.5 mi), 23027 (11 mi), 23936 (12.3 mi), 23004 (14.1 mi) and 23022 (15 mi).

Is 23040 a PO Box ZIP code?

23040 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “23040 ZIP Code — Cumberland, Virginia (Cumberland County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/23040

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/23040.json

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