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/54306

54306

ZIP 54306 is in Green Bay, Wisconsin, in Brown County; area codes 920 and 274; Central time. Green Bay has 12 ZIP codes in all.

Type
No street area
Time zone
America/Chicago
County
Brown
Metro area
Green Bay, WI
Coordinates
44.5192, -88.0198

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 54303, whose figures describe that area — not this ZIP code.

☼ Live from 54306 — Green Bay, WI

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Where 54306 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 54306
  • 🔢 Type 54306 into a pocket calculator and turn it upside down: gOEhS — not quite a word, sorry.
  • ➕ As a number, 54,306 = 2 × 3 × 3 × 7 × 431. Its digits add up to 18, a total 2,332 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 1101010000100010
  • 🏠 Its numerical neighbours: 54305 (Green Bay, WI, 4 mi away) and 54307 (Green Bay, WI, 3 mi away).
  • 🔄 Backwards, 54306 becomes 60345, which is not a ZIP code at all.
  • 👥 65 other ZIP codes are made of exactly the same digits (03456, 03465, 04563, 04635, 04653, 05346, …). The farthest-flung twin is 34605 in Brooksville, FL, 1,149 miles away.
  • 🧭 Farther north than 89% of all ZIP codes, and farther west than 50%.
  • 🎯630 miles northeast of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 54306 and you would come out at 44.52°S, 91.98°E — 1,075 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 15h 33m of daylight. Shortest: 8h 49m.
🌙 The sky over 54306 today
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Source: USGS.

Business and tax activity

Business establishments6This ZIP6
Employees154This ZIP154
Annual payroll$13,554,000This ZIP$13,554,000

Land area

ZIP codes near 54306

ZIPCityDistance
54308 Green Bay, WI 0.0 mi
54303 Green Bay, WI 2.1 mi
54302 Green Bay, WI 2.3 mi
54301 Green Bay, WI 2.7 mi
54304 Green Bay, WI 3.0 mi
54307 Green Bay, WI 3.5 mi
54305 Green Bay, WI 4.1 mi
54324 Green Bay, WI 4.1 mi
54313 Green Bay, WI 6.5 mi
54311 Green Bay, WI 6.8 mi

Find every ZIP code within 10 miles of 54306 →

Questions about this ZIP code

Where is ZIP code 54306?

54306 is in Green Bay, Wisconsin, in Brown County, part of the Green Bay, WI metropolitan area. Its published point location is 44.5192, -88.0198.

What county is 54306 in?

54306 lies in Brown County.

What area code is 54306?

Green Bay uses area codes 920 and 274, from NANPA's telephone records.

What time zone is 54306 in?

54306 uses America/Chicago.

What ZIP codes are near 54306?

The closest are 54308 (0 mi), 54303 (2.1 mi), 54302 (2.3 mi), 54301 (2.7 mi) and 54304 (3 mi).

Is 54306 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. “54306 ZIP Code — Green Bay, Wisconsin (Brown County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/54306

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