"US 231" . "U.S. Route 231 in Indiana#Before US 231" . . . . . . . . . . "US 231" . . . "U.S. Highway 231" . "U.S. Route 231 in Indiana#Southern Indiana" . . . . . "U.S. Route 231" . . . "South" . . . . . . "457499.484288" . . "South Main Street" . . "U.S. 231" . . "1952-08-22" . "U. S. Route 231" . . "US-231" . . "231" . . . . "US Route 231" . . . "US" . "North" . . . . . . . "231" . "U.S. Route 231 in Indiana" . "U.S. Route 231 in Indiana" .