State Route 172 was a route to the Parker Dam from Parker. The route was decertified after the dam was completed. State Route 172 was also used along a route from Lake Havasu City to US 66. The route is now a part of SR 95.
Length: 1 mile
1st Historical Route: AZ 72 in Parker to the California state line
2nd Historical Route: Lake Havasu City to US 66
Major Junctions: AZ 72
Page last updated: 1/23/2022