Arizona State Route 64 a route from Williams to the Grand Canyon. In 1935, the highway was extended to the east from the Grand Canyon to US 89. In 1961, the highway was extended further east from US 89 through Tuba City to the New Mexico state line. In 1965, the portion from Teec Nos Pos was renumbered to SR 504 to match New Mexico, which would be renumbered again in 1987 to US 64. In 1965, the section to the east of US 89 became US 164, and would later be renumbered to US 160 in 1969. Arizona State Route 64 State Route
Arizona State Route 564 Arizona State Route 564 State Route 564, also known as SR 564, is a state highway in northern Arizona serving Navajo National Monument. This highway travels from U.S. Route 160 to Betatakin Ruin; SR 564 derives its number from the former route number of the adjacent stretch of US 160, U.S. Route 164. SR 564 ends at Betatakin; smaller roads travel beyond to Keet Seel. SR 564 is a highway in northern Arizona that connects the Navajo National Monument with US 160. The southern terminus is located at an intersection with US 160 and BIA Route 41, a road maintained