Indiana, Kentucky, Missouri and Wisconsin.
The five states that border Illinois are Wisconsin, Iowa, Missouri, Kentucky, and Indiana.
Illinois is bordered by Wisconsin, Iowa, Missouri, Kentucky, and Indiana.
Illinois is bordered by Wisconsin to the north, Michigan via a water boundary in Lake Michigan to north east; Indiana to the east; Kentucky to south east, the Mississippi River forms a natural border with Missouri and Iowa to the west.
Alaska
5 states that border Illinois are Wisconsin, Indiana, Kentucky, Iowa, and Missouri.
Missouri, Iowa, Indiana, Wisconsin, Kentucky
Indiana, Kentucky, Missouri and Wisconsin.
Missouri, Kentucky, Iowa, Indiana, Wisconsin
Indiana, Kentucky, Missouri, Iowa, and Wisconsin.
Wisconsin,Iowa , Missouri , Indiana , Kentucky.
Wisconsin, Iowa, Missouri, Kentucky, and Indiana.
Indiana, Kentucky, Missouri, Iowa and Wisconsin.
Wisconsin, Indiana, Kentucky, Missouri, and Iowa border Illinois
Missouri, Iowa, Wisconsin, Indiana, and Kentucky border Illinois
The five states that border Illinois are Wisconsin, Iowa, Missouri, Kentucky, and Indiana.
State which border Illinois are Indiana, Kentucky, Missouri, Iowa and Wisconsin