Arizona State Route 80 was a section between Tombstone and Bisbee. The entire route had been paved by 1935. The highway would continue to serve as a portion of US 80 until 1989 when the last portion of US 80 in Arizona was removed. This portion of the highway was redesignated as SR 80 at this time. 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
Arizona State Route 74 Arizona State Route 74 Arizona State Route 74 (SR 74), locally known as the Carefree Highway, is a state highway in central Arizona that stretches east to west from its junction with U.S. Route 60 (US 60) just south of Wickenburg to its junction with Interstate 17 (I-17) in North Phoenix. It serves Lake Pleasant Regional Park and serves as a northern bypass around the often congested stretches of US 60 through the northwest suburbs of the Phoenix metropolitan area. From end to end, it is long. The Carefree Highway is the inspiration for a Gordon Lightfoot song of the