six westernmost miles are marked as "Historic Route 66" being that the historic alignment comes in from the north (westbound) on Main Street in Joplin. The very westernmost mile of Historic Route 66 turns off Route 66 on a county road known as "Route 66 Boulevard"and enters Kansas at a different location than the current state highway. Major intersections See also U.S. Route 66 in Missouri References 066 066 Transportation in Jasper County, Missouri Joplin, Missouri, metropolitan area