AMP: 49 Location: MT-80 and MT-81, Fergus Cty Reassurance shield after the Montana 81 junction. AMP: 66 Location: MT-80 and 1st St N, Judith Basin Cty On the north end of Stanford, MT-80 will turn left to head into downtown. AMP: 66 Location: MT-80 and 1st St N, Judith Basin Cty Turn left to follow 80 into Stanford … Continue reading Montana Highway 80, MT-81 to US-87/MT-3/MT-200