AMP: 2 Location: 6th Ave and Joyland Rd, Lewistown Reassurance shield after S-237, marking this as 87/200 business. It’s really unclear which is actually mainline 87/200, but it’s pretty clear this isn’t much of a business route. AMP: 2 Location: 6th Ave and 1st Ave, Lewistown A couple blocks later, turn left for US-191 north towards Malta. … Continue reading U.S. Route 191, S-237 to US-87/US-191 Bus/MT-200