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
State highways deleted by the Utah State Legislature in 1969 1969 and immediately reassigned to old SR-2 (US-40) through Wendover. State Route 63A went from State Route 63/US-50 in Scipio to SR-1/I-15. This was deleted in 1969. State Route 64 - River Road from the Arizona state line north to SR-1 (US-91) in St. George - was added to the state highway system on May 12, 1931. It initially ran through St. George via 700 South, 700 East, 300 South, and 200 East, but was moved to use 700 East all the way to SR-1 (100 North) on January 25, 1963. After its deletion in 1969, the number was not