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 — CITY/WI/HANNIBAL

Hannibal ZIP code, Wisconsin

The ZIP code for Hannibal, WI is 54439, and its area code is 715.

USPS city name
1 ZIP code
Area code
715

NANPA lists no telephone rate centre for Hannibal itself, so these are the area codes of the nearest one, Gilman (2.1 miles). A town on an area-code boundary can differ from its neighbour.

ZIP codes addressed as Hannibal

ZIP codes with the USPS city name Hannibal
ZIP City Type
54439 Hannibal , WI No street area

Towns near Hannibal

Towns near Hannibal
TownPopulationDistance
Ladysmith 3,227 20.8 mi
Stanley 3,760 21.6 mi
Medford 4,431 23.2 mi

More nearby: every ZIP code in Taylor County · Wisconsin ZIP codes

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zipcodes.pro. “Hannibal, WI ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/wi/hannibal

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