Arizona State Route 86 to leaving the reservation. SR 86 curves towards the east as it enters Tucson. In Tucson, the highway continues east past an interchange with I-19 to 16th Avenue, which serves as its eastern terminus. SR 86 was originally designated in 1930, between Willcox and Bowie. In 1931, it was extended west to Benson and east to the New Mexico state line, effectively serving as a direct bypass to the US 80 Douglas loop. From 1927 to 1960, the remainder of the bypass between the Arizona border and Road Forks, New Mexico was served by New Mexico State Road 14. SR
Arizona State Route 289 ran west from US 89 to the Coronado National Forest boundary. The next year, the route was extended westward to Peña Blanca Dam. By 1971, US 89 at SR 289's eastern terminus was replaced by I-19. Arizona State Route 289 State Route 289 (SR 289) is a highway in Santa Cruz County, Arizona that runs from its junction with Interstate 19 (old ) to the north of Nogales, to Peña Blanca Lake. It is an east–west route. SR 289 is a highway that serves Peña Blanca Lake, passing through sparsely inhabited territory. It does not pass through any cities or