U.S. Route 270 (US 270) is a spur of US 70. It travels for from Liberal, Kansas at US 54 and US 83 to White Hall, Arkansas at Interstate 530 (I-530) and US 65. It travels through the states of Arkansas, Oklahoma, and Kansas. It travels through the cities of Oklahoma City, Oklahoma, Hot Springs, Arkansas, and McAlester, Oklahoma. Route description Kansas US 270 begins in the southeast part of Liberal, Kansas, at an intersection with US 83 (running north–south through the intersection) and US 54. US 270 follows the south leg of this intersection, following US 83 south. US 270 only spends in Kansas before crossing into Oklahoma. Seward County is the only Kansas county that US-270 serves. Oklahoma US 270 enters Oklahoma in Beaver County, the eastern third of the Oklahoma Panhandle. From here it continues east along US 64, then south towards Beaver, the county seat, along SH-23. South of Beaver, the road joins with US 412 (OK) and SH-3, the latter of which US 270 will overlap with through most of northwest Oklahoma. After leaving the Panhandle and picking up US 183 near Fort Supply, the highways turn southwest towards Woodward. US 412 splits away in Woodward. US 270, concurrent with US 183 and SH-3, proceed southeast toward Seiling. West of Seiling, US 183 splits off to the south, but in Seiling, it is replaced by US 281. The routes continue southwest to Watonga, where US 270/281 turn south along SH-8, while SH-3 continues due east to concur with SH-33. In Geary, US 270 splits off on an independent alignment, looping through Calumet before joining with Interstate 40. US 270 remains concurrent with I-40 from Exit 115 through Exit 181, a distance of . US 270, attached to I-40, runs through the core of the Oklahoma City Metro area, passing through the western suburbs of El Reno and Yukon into Oklahoma City proper. The partnership runs just south of Downtown and the Bricktown entertainment district on the Crosstown Expressway. Major interchanges with I-44 and I-35 (the latter involving a concurrency with the interstate and its accompanying US Highway, US 62) are found in the city. I-40/US 270 also serve two eastern suburbs of Oklahoma City, Del City and Midwest City and form the northern boundary between Midwest City's civilian areas and Tinker Air Force Base. US-270 finally exits from I-40 on the west side of Shawnee.