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/IL/COLUSA

Colusa ZIP code, Illinois

The ZIP code for Colusa, IL is 62329, and its area code is 217.

USPS city name
1 ZIP code
Area code
217

ZIP codes addressed as Colusa

ZIP codes with the USPS city name Colusa
ZIP City Type
62329 Colusa , IL No street area

Towns near Colusa

Towns near Colusa
TownPopulationDistance
Fort Madison, IA 10,133 10.0 mi
Hamilton 2,714 16.0 mi
Burlington, IA 23,728 16.5 mi
Keokuk, IA 9,662 16.6 mi
West Burlington, IA 3,189 17.3 mi
Macomb 14,894 26.4 mi

More nearby: every ZIP code in Hancock County · Illinois ZIP codes

Cite this page

zipcodes.pro. “Colusa, IL ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/il/colusa

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