US > IL > Illinois > State of Illinois
State of Illinois Illinois, IL Illinois City is an unincorporated community in the U.S. state of Illinois, across the Mississippi River from Muscatine, Iowa. It straddles Buffalo Prairie Township and Drury Township in Rock Island County, Illinois.As of 2014, a United States Post Office, ZIP Code 61259, remains open here at 23828 124th Avenue West. References .
Springfield, Springfield Illinois
Government: State of Illinois
Department:
17,000 to 17,000 sq ft
Chicago, Chicago Illinois
Government: State of Illinois
Department:
14,600 to 14,600 sq ft
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