Oklahoma State Highway 152 SH-4. In Oklahoma County, it heads northeast to connect to the Airport Road freeway, which provides access to Will Rogers World Airport, the main airport for Oklahoma City and most of central Oklahoma. SH-152 then ends at Interstate 44. The first addition of any part of what is now SH-152 to the state highway system occurred between May 1, 1926 and November 1, 1927. Sometime between these dates, State Highway 41 was commissioned to run between US-66 in Sayre and SH-2 (now US-81) near Minco. SH-41 was extended east to Oklahoma City sometime between August 1933 and October 1935. SH-41's
Oklahoma State Highway 325 to persist on the state highway map, with the legend "(not on highway system)" and no shields. The old US-64 route to Kenton finally received its present-day designation in 1973, when it was numbered after the already-existing NM 325, which once extended to the Oklahoma state line. Oklahoma State Highway 325 State Highway 325, officially, SH-325, is a state highway in the U.S. state of Oklahoma. SH-325 runs for through Cimarron County, Oklahoma, from the New Mexico border west of Kenton to the traffic circle in Boise City. Along the way it provides access to Black Mesa State Park, near