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/23701

23701

ZIP 23701 is in Portsmouth, Virginia, in Portsmouth City; area codes 757 and 948; Eastern time. Portsmouth has 8 ZIP codes in all.

Type
Standard
Time zone
America/New_York
Population
24,298
Coordinates
36.8120, -76.3694
☼ Live from 23701 — Portsmouth, VA

Weather right now

Asking the National Weather Service…

NEXRAD radar
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Local time: —

Where 23701 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 23701
  • 🔢 Type 23701 into a pocket calculator and turn it upside down: IOLEZ — not quite a word, sorry.
  • ➕ As a number, 23,701 = 137 × 173. Its digits add up to 13, a total 1,179 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 101110010010101
  • 🏠 Its numerical neighbours: 23696 (Seaford, VA, 26 mi away) and 23702 (Portsmouth, VA, 2 mi away).
  • 🔄 Backwards, 23701 becomes 10732, which is not a ZIP code at all.
  • 👥 63 other ZIP codes are made of exactly the same digits (01237, 02137, 02713, 03217, 10273, 12037, …). The farthest-flung twin is 73021 in Colony, OK, 1,247 miles away.
  • 🧭 Farther south than 65% of all ZIP codes, and farther east than 84%.
  • 🎯1,219 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 23701 and you would come out at 36.81°S, 103.63°E — 773 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 41m of daylight. Shortest: 9h 38m.
  • 📏 At 7.7 square miles of land, 23701 is bigger than 24% of ZIP codes — room for about 5.9 Central Parks.
🌙 The sky over 23701 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population24,298This ZIP24,298
Households9,793This ZIP9,793
Housing units10,378This ZIP10,378
Median age38.9This ZIP38.9Virginia39.0US 38.9
Median household income$62,349This ZIP$62,349Virginia$93,170US $80,734
Median home value$235,200This ZIP$235,200Virginia$383,700US $332,700
Median gross rent$1,305This ZIP$1,305Virginia$1,579US $1,413
Bachelor's degree or higher21.5%This ZIP21.5%
Mean commute26.0 minThis ZIP26.0 min
Population density3,147.0 / sq miThis ZIP3,147.0 / sq mi

Business and tax activity

Business establishments420This ZIP420
Employees6,509This ZIP6,509
Annual payroll$279,105,000This ZIP$279,105,000
Tax returns filed11,430This ZIP11,430
Total adjusted gross income$594,976,000This ZIP$594,976,000

Land area

Land area7.72 sq miThis ZIP7.72 sq mi
Water area0.80 sq miThis ZIP0.80 sq mi

Other place names in 23701

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

ZIP codes near 23701

ZIPCityDistance
23702 Portsmouth, VA 2.4 mi
23707 Portsmouth, VA 2.6 mi
23321 Chesapeake, VA 3.0 mi
23704 Portsmouth, VA 3.3 mi
23709 Portsmouth, VA 3.9 mi
23705 Portsmouth, VA 4.0 mi
23708 Portsmouth, VA 4.4 mi
23510 Norfolk, VA 5.1 mi
23507 Norfolk, VA 5.2 mi
23514 Norfolk, VA 5.2 mi

Find every ZIP code within 10 miles of 23701 →

Questions about this ZIP code

Where is ZIP code 23701?

23701 is in Portsmouth, Virginia, in Portsmouth city, part of the Virginia Beach-Chesapeake-Norfolk, VA-NC metropolitan area. Its published point location is 36.8120, -76.3694.

What county is 23701 in?

23701 lies in Portsmouth city.

What area code is 23701?

Portsmouth uses area codes 757 and 948, from NANPA's telephone records.

What time zone is 23701 in?

23701 uses America/New_York.

How many people live in 23701?

About 24,298 people live in ZIP code 23701, in 9,793 households, at 3,147.0 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 23701?

$62,349 a year, against $93,170 across Virginia.

What ZIP codes are near 23701?

The closest are 23702 (2.4 mi), 23707 (2.6 mi), 23321 (3 mi), 23704 (3.3 mi) and 23709 (3.9 mi).

Is 23701 a PO Box ZIP code?

23701 is a standard ZIP code. A normal ZIP code with street delivery.

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zipcodes.pro. “23701 ZIP Code — Portsmouth, Virginia (Portsmouth City).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/23701

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