U.S. Route 431
U.S. Highway 431 is a spur of U.S. Highway 31. It currently runs for 556 miles from Owensboro, Kentucky at U.S. Highway 60 to Dothan, Alabama at U.S. Highway 231. It passes through the states of Kentucky, Tennessee, and Alabama. It passes through the cities of Owensboro, Kentucky, Nashville, Tennessee, Huntsville, Alabama, Gadsden, Alabama, Anniston, Alabama, and Dothan, Alabama.