Last Driven August 2020 AMP: 0 Location: US-93 and MT-43, Ravalli Cty Welcome to Montana! This is US-93’s final state. (Historic Photo: August 2015) AMP: 0 Location: US-93 and MT-43, Ravalli Cty Reassurance shield as US-93 enters Montana. AMP: 12 Location: US-93 and East Fork Rd, Sula, Ravalli Cty A few miles later, we’ll enter unincorporated Sula. … Continue reading U.S. Route 93, MT-43/ID State Line to S-473