AMP: 0 Location: US-2 at the Idaho Line, Lincoln Cty Welcome to Montana! AMP: 3 Location: US-2 and Yaak River Rd, Lincoln Cty 3 miles into Montana, we’ll approach Secondary 508. AMP: 3 Location: US-2 and Yaak River Rd, Lincoln Cty S-508 is the Yaak River Rd and heads north to Yaak. AMP: 3 Location: … Continue reading U.S. Route 2, ID State Line to S-508