State Route 89A (SR 89A) is an state highway that runs from Prescott north to Flagstaff in the U.S. state of Arizona. The highway begins at SR 89 in Yavapai County and heads northward from Prescott Valley, entering Jerome. From Jerome, the route then heads to Cottonwood and Clarkdale. The road then continues out to Sedona. The highway is notable for its scenic value as it winds over and through Mingus Mountain as well as passing through Sedona and the Oak Creek Canyon. The route then enters Coconino County soon after leaving Sedona. The highway proceeds to Flagstaff, where it crosses Interstate 17 (I-17) and I-40. The highway ends at I-40 Business in Flagstaff. What is now SR 89A became a state highway in the late 1920s as SR 79. The highway was extended and improved several times through 1938. SR 79 was renumbered to U.S. Route 89A (US 89A) in 1941 and then to SR 89A in the early 1990s. Route description SR 89A runs from its southern terminus in Prescott northward through the towns of Jerome, Cottonwood and Sedona to its northern terminus in Flagstaff. The highway is known for its scenic views as it passes through the Sedona area and Oak Creek Canyon. Prescott to Jerome SR 89A's southern terminus is at a junction with SR 89 north of Prescott near the Antelope Hills Golf Course and Ernest A. Love Field. The road heads east from the junction with SR 89 as the Pioneer Parkway, a four-lane divided highway with diamond interchanges at most intersections. It continues as a divided highway until it reaches Fain Road in Prescott Valley. The route continues beyond this intersection as a two-lane undivided highway. The only at-grade intersection in this stretch is a junction with Great Western Drive, near milepost 321. As SR 89A moves to the northeast, it begins to ascend the Black Hills mountain range. ADOT has designated this section of SR 89A as the Mingus Mountain Scenic Road by ADOT. The roadway follows the terrain through a series of hairpin turns as it climbs in elevation. Once SR 89A reaches passes over the mountains, it begins its descent into the Verde Valley. During its descent, SR 89A enters the town of Jerome. In Jerome, the highway provides access to the nearby Jerome State Historic Park. Jerome to Sedona Upon exiting Jerome, SR 89A heads northeast through the Verde