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Cities and Towns in Union County, Illinois

Founded in 1818, Union County is one of 102 counties in the state of Illinois. Historically, Union County was formed from Johnson County. The city of Jonesboro is the county seat. With FIPS code of 181, Union County has a population of 16,923 and area of 413 square miles (1,070 km2).

List of all cities in Union County, IL alphabetically

City/Town Postal Code Area Code
Alto Pass, IL 62905 618/730
Anna, IL 62906 618/730
Balcom, IL 62906 618/730
Cobden, IL 62920 618/730
Dongola, IL 62926 618/730
Jonesboro, IL 62952 618/730
Millcreek, IL 62961 618/730
Reynoldsville, IL 62952 618/730
Saratoga, IL 62906 618/730
Ware, IL 62952 618/730
Wetaug, IL 62926 618/730
Wolf Lake, IL 62998 618/730

Read more:

  • Cities and Towns in Union County, Tennessee
  • Cities and Towns in Union County, Arkansas
  • Cities and Towns in Union County, Mississippi
  • Cities and Towns in Union County, Indiana
  • Cities and Towns in Union County, Oregon
  • Cities and Towns in Union County, Florida
  • Cities and Towns in Union County, Pennsylvania
  • Cities and Towns in Union County, New Jersey
  • Cities and Towns in Union County, Kentucky
  • Cities and Towns in Union County, Iowa
  • Cities and Towns in Union County, Ohio
  • Cities and Towns in Union County, New Mexico
  • Cities and Towns in Union County, Georgia

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