AMP: 1 Location: S-359 and MT-2, Jefferson Cty Reassurance shield as S-359 begins. Note that the mileposts start at one. The previous mile of 359 as it exists on paper follows the route of MT-2 from 69 to here. AMP: 2 Location: S-359 and McKeown Ln, Cardwell, Jefferson Cty Just after we cross that bridge, we’ll pass … Continue reading Montana Secondary Highway 359, MT-2 to US-287