Current route: JCT I-10
at Tucson to Navajo Reservation boundary
Historic route: Oracle Jct. to Holbrook
The southern section of AZ 77 replaced US 89 from Oracle Jct. into Tucson when it was decertified, and follows what was Business Loop I-10 (and previous to that, AZ 84) back to I-10.
Return to Arizona State Routes
Return to Arizona Roads
Last updated 7/29/1998