AMP: 194 Location: Route 66 and Milton Rd, Flagstaff Reassurance shield for Route 66 after the 89A junction AMP: 194 Location: Route 66 and Riordan Rd, Flagstaff Reassurance shield for Business 40 a block later AMP: 192 Location: Route 66 and Woody Mountain Rd, Flagstaff A couple miles later as we start to head out … Continue reading Interstate 40 Business, SR 89A to I-40