AMP: 0 Location: S-480 and US-2, Roosevelt Cty Reassurance shield as S-480 begins. AMP: 4 Location: S-480 and CR 149, Richland Cty A couple miles later, we’ll cross into Richland County and turn left to stay on S-480. AMP: 4 Location: S-480 and CR 149, Richland Cty Pavement ends after the turn. AMP: 5 Location: S-480 and CR 311, … Continue reading Montana Secondary Highway 480, US-2 to S-201