Illinois and Missouri.
Illinois shares its borders with several states: to the north, it borders Wisconsin; to the east, it borders Indiana; to the south, it borders Kentucky; and to the west, it borders Iowa and Missouri. Each of these states contributes to Illinois' geographic and cultural diversity.
The state of Illinois is bordered on the north by the state of Wisconsin. Illinois also shares borders with Iowa to the northwest, Missouri to the west, Kentucky to the southeast, and Indiana to the east. In the northeastern part of the state, Illinois borders Lake Michigan where Chicago is located.
the state that is farther north is Illinois.
Missouri is bordered by Illinois, Kentucky, and Tennessee across the Mississippi River to the east.
The capital of Indiana, which is a state that borders Illinois is Indianapolis.
Indiana borders Lake Michigan to the northwest, Michigan to the north, Ohio to the east, Kentucky to the south and southeast, and Illinois to the west.
Missouri is bordered by Illinois across the Mississippi River to the east; Arkansas to the south; and and Kansas to the west.
The pan handle of the state of Idaho borders WA state to the east.
Illinois is bordered by Indiana to the east.
Idaho borders Oregon from the east.
Kansas borders the east of Colorado.