AMP: 0 Location: MT-59 and WYO 59, Powder River Cty Welcome to Montana! There’s a welcome sign here now! AMP: 0 Location: MT-59 and WYO 59, Powder River Cty Reassurance shield as we enter Montana. 59 heads all the way up to Jordan. AMP: 7 Location: MT-59 and Badger Creek Rd, Biddle, Powder River Cty A few miles … Continue reading Montana Highway 59, WY-59/WY State Line to S-544