AMP: 93 Location: US-287 and MT-2, Broadwater Cty Reassurance shield as Montana 2 joins 287. AMP: 84 Location: US-287 and MT-2, Jefferson Cty We’ll head about 9 miles down through the flats and then 2 will prepare to split again. AMP :84 Location: US-287 and MT-2, Jefferson Cty Stay on 287 for Ennis and Yellowstone. 2 heads … Continue reading U.S. Route 287, MT-2 to MT-2