answersLogoWhite

0

Widest point North to South: 255 miles. Interstate 15 (the only North-South freeway running the entirety of Montana) runs for 416 miles in the state.

East to West: About 630 miles. The shortest route following a highway (US Route 2, from the Idaho border west of Troy to the North Dakota border near Williston) is around 670 miles.

User Avatar

Wiki User

∙ 14y ago

What else can I help you with?