AMP: 135 Location: MT-200 and S-244, Petroleum Cty Reassurance shield after the 244 junction. AMP: 113 Location: MT-200 and US-87, Fergus Cty Several miles later, we’ll enter Fergus County and approach US-87 and Montana 19. AMP: 113 Location: MT-200 and US-87, Fergus Cty Follow 19 north to Malta and 87 south to Billings. US-87 and Montana 200 head … Continue reading Montana Highway 200, S-244 to US-87/MT-19