Illinois is about 390 miles wide from the eastern border with Indiana to the western border with Iowa.
2,100km
4500 km
900 miles
310 miles
900 miles
430 miles
180 miles
The distance across China is approximately 3,250 miles from east to west.
Illinois is farther east, as its western border is mostly on the east bank of the Mississippi River, while across the river to the west are Iowa and Missouri.
Illinois is bordered by Wisconsin Missouri to the west. Ohio is bordered by Pennsylvania to the east. Indiana is EAST of Illinois and WEST of Ohio.
The distance across India from east to west is 2,950 kilometers. From north to south, it is 3,050 kilometers in length.