Winkelman, AZ is no where near Route 66. Route 66 goes through the northern half of Arizona. Winkleman is located in the southern half of the state.
The caption indicates that Karl is in Mojave County, California which doesn't exist. More likely he is in Mohave County, Arizona, the home of Kingman which is mentioned in the famous song, Route 66.
Winkelman, Arizona is identified as Winkleman, Arizona.