Arizona State Route 80 Arizona State Route 80 State Route 80 (SR 80) is a roughly arc-shaped highway lying in southeastern Arizona that, with New Mexico's State Road 80, is a relic of the old U.S. Route 80, now truncated from San Diego to Dallas. This segment of old US 80 was not closely paralleled by Interstate 10, which lies to its north, and instead supplants the old and more direct (defunct in eastern Arizona) State Route 86. The route begins at an intersection with I-10 Bus. in Benson near an Amtrak station. The route heads south until it exits the city limit of
Former state routes in Arizona 1932 running through the Petrified Forest National Park east of Winslow between then U.S. Route 66 and U.S. Route 260. The road was decertified in 1951 and is now maintained by the National Park Service. SR 63 then appeared again on a state map in 1961 along a route from U.S. Route 66 in Sanders northwest 15 miles. In 1970, it extended north to then U.S. 164. The route disappeared on maps on May 11, 1981 when the route became U.S. Route 191 and US 164 became U.S. Route 160. State Route 65 was a state highway in northern Arizona