AMP: 21 Location: MT-72 and US-310, Carbon Cty Reassurance shield as Highway 72 begins. Highway 72 goes all the way to Therompolis, Wyoming as WYO 120. AMP: 10 Location: MT-72 and Broadway Ave, Belfry, Carbon Cty A few miles later, we’ll enter unincorporated Belfry AMP: 10 Location: MT-72 and Vaill Ave, Belfry, Carbon Cty In … Continue reading Montana Highway 72, US-310 to S-308