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/54402

54402

ZIP 54402 is in Wausau, Wisconsin, in Marathon County; area codes 715 and 534; Central time. Wausau has 3 ZIP codes; the others are 54401 and 54403.

Type
No street area
Time zone
America/Chicago
County
Marathon
Metro area
Wausau, WI
Coordinates
44.9009, -89.7701

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 54448, whose figures describe that area — not this ZIP code.

☼ Live from 54402 — Wausau, WI

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Where 54402 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 54402
  • 🔢 Type 54402 into a pocket calculator and turn it upside down: ZOhhS — not quite a word, sorry.
  • ➕ As a number, 54,402 = 2 × 3 × 9067. Its digits add up to 15, a total 1,657 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1101010010000010
  • 🏠 Its numerical neighbours: 54401 (Wausau, WI, 5 mi away) and 54403 (Wausau, WI, 14 mi away).
  • 🔄 Backwards, 54402 becomes 20445, which is not a ZIP code at all.
  • 👥 34 other ZIP codes are made of exactly the same digits (02445, 02454, 04254, 05442, 20544, 24054, …). The farthest-flung twin is 04254 in Livermore Falls, ME, 963 miles away.
  • 🧭 Farther north than 91% of all ZIP codes, and farther west than 55%.
  • 🎯570 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 54402 and you would come out at 44.90°S, 90.23°E — 986 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 36m of daylight. Shortest: 8h 47m.
🌙 The sky over 54402 today
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🌋 Shake report
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Source: USGS.

Business and tax activity

Business establishments52This ZIP52
Employees1,650This ZIP1,650
Annual payroll$108,364,000This ZIP$108,364,000

Land area

ZIP codes near 54402

ZIPCityDistance
54448 Marathon, WI 3.8 mi
54401 Wausau, WI 5.4 mi
54474 Rothschild, WI 7.6 mi
54455 Mosinee, WI 10.2 mi
54417 Brokaw, WI 10.4 mi
54426 Edgar, WI 11.1 mi
54476 Schofield, WI 12.2 mi
54403 Wausau, WI 14.5 mi
54484 Stratford, WI 16.8 mi
54411 Athens, WI 17.0 mi

Find every ZIP code within 10 miles of 54402 →

Questions about this ZIP code

Where is ZIP code 54402?

54402 is in Wausau, Wisconsin, in Marathon County, part of the Wausau, WI metropolitan area. Its published point location is 44.9009, -89.7701.

What county is 54402 in?

54402 lies in Marathon County.

What area code is 54402?

Wausau uses area codes 715 and 534, from NANPA's telephone records.

What time zone is 54402 in?

54402 uses America/Chicago.

What ZIP codes are near 54402?

The closest are 54448 (3.8 mi), 54401 (5.4 mi), 54474 (7.6 mi), 54455 (10.2 mi) and 54417 (10.4 mi).

Is 54402 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. “54402 ZIP Code — Wausau, Wisconsin (Marathon County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/54402

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/54402.json

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