Oklahoma State Highway 4 Oklahoma State Highway 4 State Highway 4, abbreviated as SH-4 or OK-4, is a designation for two distinct highways maintained by the U.S. state of Oklahoma. One of them serves as an important route through the suburbs west of Oklahoma City, while the other connects US-259 to the Arkansas state line west of Cove, Arkansas. SH-4 has no lettered spur routes. The two SH-4s were never connected. The Central Oklahoma highway was established in 1941 and gradually extended to its present extent between then and 2003. The Eastern Oklahoma highway was originally numbered SH-21, and was renumbered to SH-4 in
Oklahoma State Highway 98 Oklahoma State Highway 98 State Highway 98, also abbreviated to SH-98 or OK-98, is a highway maintained by the U.S. state of Oklahoma. It travels for through McCurtain County It has one unsigned spur route, SH-98S. SH-98 began as a short spur from US-70 to Wright City in 1953. In 1958, it was extended to its present extent, although the routing north of US-70 differed from that of the present day. By 1982, the highway had taken on its current routing and termini. SH-98 begins at the eastern SH-37 about north of the Red River (the Texas state line) and