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/23628

23628

ZIP 23628 is in Newport News, Virginia, in Newport News City; area codes 757 and 948; Eastern time. Newport News has 10 ZIP codes in all.

Type
No street area
Time zone
America/New_York
Coordinates
37.1959, -76.5248

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 23690, whose figures describe that area — not this ZIP code.

☼ Live from 23628 — Newport News, VA

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Where 23628 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 23628
  • 🔢 Type 23628 into a pocket calculator and turn it upside down: BZgEZ — not quite a word, sorry.
  • ➕ As a number, 23,628 = 2 × 2 × 3 × 11 × 179. Its digits add up to 21, a total 2,594 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 101110001001100
  • 🏠 Its numerical neighbours: 23612 (Newport News, VA, 0 mi away) and 23630 (Hampton, VA, 11 mi away).
  • 🔄 Backwards, 23628 becomes 82632, which is not a ZIP code at all.
  • 👥 23 other ZIP codes are made of exactly the same digits (23286, 26238, 26283, 26823, 28236, 28263, …). The farthest-flung twin is 83622 in Garden Valley, ID, 2,097 miles away.
  • 🧭 Farther south than 63% of all ZIP codes, and farther east than 83%.
  • 🎯1,203 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 23628 and you would come out at 37.20°S, 103.48°E — 791 miles from Perth, Australia, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 43m of daylight. Shortest: 9h 36m.
🌙 The sky over 23628 today
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Source: USGS.

Land area

ZIP codes near 23628

ZIPCityDistance
23609 Newport News, VA 0.0 mi
23612 Newport News, VA 0.0 mi
23690 Yorktown, VA 1.7 mi
23603 Newport News, VA 2.2 mi
23694 Lackey, VA 2.7 mi
23608 Newport News, VA 3.5 mi
23062 Gloucester Point, VA 4.7 mi
23691 Yorktown, VA 5.1 mi
23602 Newport News, VA 5.7 mi
23696 Seaford, VA 5.7 mi

Find every ZIP code within 10 miles of 23628 →

Questions about this ZIP code

Where is ZIP code 23628?

23628 is in Newport News, Virginia, in Newport News city, part of the Virginia Beach-Chesapeake-Norfolk, VA-NC metropolitan area. Its published point location is 37.1959, -76.5248.

What county is 23628 in?

23628 lies in Newport News city.

What area code is 23628?

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

What time zone is 23628 in?

23628 uses America/New_York.

What ZIP codes are near 23628?

The closest are 23609 (0 mi), 23612 (0 mi), 23690 (1.7 mi), 23603 (2.2 mi) and 23694 (2.7 mi).

Is 23628 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. “23628 ZIP Code — Newport News, Virginia (Newport News City).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/23628

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curl https://zipcodes.pro/zip/23628.json

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