High Quality Content by WIKIPEDIA articles! State Highway 49 (SH-49) is a 30-mile (48 km) long state highway in the U.S. state of Oklahoma. It runs from State Highway 54 in Kiowa County to Interstate 44 near Lawton. Part of the highway runs through the Wichita Mountains Wildlife Refuge; this portion of SH-49 carries no signage identifying it as such. It has no lettered spur routes.