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/WYOMING

Wyoming ZIP code, Illinois

The ZIP code for Wyoming, IL is 61491, and its area code is 309.

USPS city name
1 ZIP code
Population
1,578
Area code
309

Wyoming in numbers

About 1,578 people live in Wyoming, in 706 households. The median household income is $60,238 a year, 28% below the Illinois median of $83,390 (US: $80,734). The median owner-occupied home is valued at $109,500 (58% below the Illinois median), and median gross rent is $668 a month. The median age is 39.8; 20.7% of adults 25 and over hold a bachelor's degree or higher (37.8% across Illinois); the average commute takes 22 minutes.

Population1,578Wyoming1,578
Households706Wyoming706
Median age39.8Wyoming39.8Illinois39.0US 38.9
Median household income$60,238Wyoming$60,238Illinois$83,390US $80,734
Median home value$109,500Wyoming$109,500Illinois$263,300US $332,700
Median gross rent$668Wyoming$668Illinois$1,274US $1,413
Bachelor's degree or higher20.7%Wyoming20.7%Illinois37.8%US 35.7%
Mean commute21.9 minWyoming21.9 minIllinois27.8 minUS 26.4 min
Population density1,848 / sq miWyoming1,848 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Wyoming city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Wyoming

ZIP codes with the USPS city name Wyoming
ZIP City Type Population Median income Median home
61491 Wyoming , IL Standard 2,230 $62,500 $119,900

Map of Wyoming ZIP codes

61491

The ZIP codes of Wyoming, IL, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Wyoming

The nearest larger towns are Princeville (1,837 people, 9.0 mi), Kewanee (11,913 people, 14 mi) and Galva (2,454 people, 16 mi).

Towns near Wyoming
TownPopulationDistance
Kewanee 11,913 14.5 mi
Chillicothe 5,900 17.4 mi
Peoria 112,169 23.0 mi
Peoria Heights 5,825 24.3 mi
Germantown Hills 3,436 26.0 mi
West Peoria 4,238 26.3 mi
Princeton 7,975 27.1 mi
Metamora 4,159 28.1 mi
Knoxville 3,211 28.9 mi
East Peoria 22,324 29.6 mi
Bartonville 5,841 29.7 mi

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

Cite this page

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

Underlying data is public domain or openly licensed — sources, vintages and licences.