There are ten. Minnesota, Wisconsin, Iowa, Illinois, Missouri, Kentucky, Tennessee, Arkansas, Mississippi, and Louisiana
10 states. It forms part of the border for Minnesota, Wisconsin, Iowa, Illinois, Missouri, Kentucky, Tennessee, Arkansas, Mississippi and Louisiana.
The Columbia River forms part of the border between Washington State and Oregon. Both of these states are West of the Mississippi River.
The Mississippi River.
Minnesota borders Wisconsin along the Mississippi River on Wisconsin's west side.
Ten. Minnesota, Wisconsin, Iowa, Illinois, Missouri, Kentucky, Tennessee, Arkansas, Louisiana, and, of course, Mississippi.
The Mississippi River forms the eatern border. The St. Frances River form a small part of the border on the northeast. The Red River forms a small part of the southwestern border.
The Mississippi River
The Mississippi River and its tributaries drain all or part of 31 states and a small part of one Canadian province.
The Red River.
The Mississippi River forms the eatern border. The St. Frances River form a small part of the border on the northeast. The Red River forms a small part of the southwestern border.
Utah
Illinois, Kentucky, Iowa and Missouri