Illinois City Zip Codes - Rock Island County IL

Illinois City, IL Zip Code Map

Illinois City, IL is a city located in Rock Island County, Illinois and has a land area of 76.83 square miles (198.99 km2). The water area for the city is 8.44 square miles or 21.86 km2. There is one unique zip code in Illinois City, Illinois and it is 61259. The area code(s) for Illinois City is 309.

Zip Codes for Illinois City, IL (1)
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61259 Illinois City Rock Island

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