Oklahoma State Highway 270 1979, US-270 ran through Oklahoma City on surface streets. It left the city and ran through Choctaw concurrent with US-62. US-270 split away from US-62 in Harrah, and continued on to Shawnee on what is now SH-270. On March 5, 1979, US-270 was rerouted to run concurrent with Interstate 40 from south of Calumet in Canadian County through the Oklahoma City metro, exiting the Interstate onto a surface alignment in Shawnee. Presumably, SH-270 was commissioned the same date. The realignment of US-270, with SH-270 on the old alignment between Harrah and Shawnee, appears on the 1979 state map. SH-270 followed
Oklahoma State Highway 162 passed through Taft along what is now Old Taft Road en route to the county seat of Muskogee. On July 10, 1967, however, the state shifted the routes onto the present-day expressway south of town. SH-162 was created around the same time, allowing Taft to remain connected to the state highway system. The change to US-62/64/SH-16's alignment was not reflected on the official state highway map until the 1969 edition; this was also the first edition of the state highway map to show SH-162. Oklahoma State Highway 162 State Highway 162 (SH-162/OK-162) is a 1.3-mile (2.1 km) state highway in