Oklahoma State Highway 14 route continued north along present-day U.S. 281 through Alva to the state line south of Hardtner, Kansas. (The old road north of Vici became part of SH-34.) New U.S. routes were added to Oklahoma's highway system in 1938. Among these were US-281, formerly a split route with one section in Kansas and one in Texas, which was connected in 1938 via Oklahoma; also added in 1938 was a southern extension of US-183. These two routes were overlaid onto SH-14, with US-183 entering the state from the south near Davidson and following the SH-14 route to Seiling, and US-281 taking the
K-126 (Kansas highway) K-126 (Kansas highway) K-126 is a mostly east–west state highway in southeastern Kansas. Its eastern terminus is the Missouri State Line east of Pittsburg where it continues as Route 126. Its western terminus is at U.S. Route 400 (US-400) just south of McCune. Between Pittsburg and US-400 this road was the original alignment for U.S. Highway 160. K-126 begins at an intersection with US-400 and heads northward; south of this intersection, the roadway continues as Northwest 100th Street. The highway passes the small city of McCune on its eastern limit, then meanders slightly to the northwest before turning north again.