Last Driven August 2020 AMP: 625 Location: US-2 and Badland Dr, Roosevelt Cty Reassurance shield as we head out of Brockton. AMP: 644 Location: 6th St W and 3rd Ave W, Culbertson A few miles later, we’ll enter Culbertson. (Historic Photo: October 2015) AMP: 644 Location: 6th St W and Broadway Ave, Culbertson In Culbertson, Montana 16 will … Continue reading U.S. Route 2, S-344 to MT-16