AMP: 0 Location: S-239 and US-87, Judith Basin Cty Reassurance shield as S-239 begins and we head into Hobson. AMP: 0 Location: Central Ave and 6th Ave, Hobson As we head through Hobson, S-239 turns right to head west out of town. AMP: 1 Location: S-239 and S-400, Judith Basin Cty Less than a mile out of town, … Continue reading Montana Secondary Highway 239, US-87/MT-3/MT-200 to S-400