Illinois City, IL ZIP Code

ZIP code, county, time zone and coordinates of Illinois City, Illinois

The ZIP code of Illinois City, IL is 61259. It is in Rock Island County.

Mailing address format for Illinois City

John Smith
123 Main St
ILLINOIS CITY IL 61259
USA

USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.

All ZIP codes in Illinois City

ZIP codePopulationArea
61259—76.8 sq miMain

ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.

Where is Illinois City? Location, county and time zone

State
Illinois
County
Rock Island County
GPS coordinates
41.39915, -90.89965
Elevation
764 ft (233 m)
Time zone
America/ChicagoCST · UTC-06:00
Population
159

Map of Illinois City, IL 61259

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ZIP codes near Illinois City

Illinois City ZIP code: FAQ

What is the ZIP code for Illinois City, IL?

The main ZIP code for Illinois City, IL is 61259.

How many ZIP codes does Illinois City have?

Illinois City has 1 ZIP code.

What county is Illinois City, IL in?

Illinois City is in Rock Island County, Illinois.

What time zone is Illinois City in?

Illinois City is in the America/Chicago time zone (CST, UTC-06:00 right now).

What are the coordinates of Illinois City?

Latitude 41.39915, longitude -90.89965.

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