1. See also

Illinois River may refer to:

• Illinois River, a large tributary of the Mississippi River, in Illinois in the United States, and the main water route between the Great Lakes and the Mississippi River
• Illinois River (Oklahoma), a tributary of the Arkansas River, in Arkansas and Oklahoma in the United States
• Illinois River (Oregon), a tributary of the Rogue River, in Oregon in the United States
• Illinois River (Colorado) a tributary of the Michigan River, in Jackson County, Colorado in the United States

See also

• Illinois (disambiguation)
• Illinois River Bridge (disambiguation)
• List of rivers of Illinois

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