AMP: 146 Location: Route 66 and I-40, Yavapai Cty Reassurance shield as 40 business begins. It carries Route 66 with it for its entire length AMP: 146 Location: Lewis Ave and First St, Ash Fork Just after the loop begins, we’ll enter Ash Fork AMP: 145 Location: Lewis Ave and 1st St, Ash Fork Reassurance … Continue reading Interstate 40 Business, I-40/SR 89 to I-40