AMP: 188 Location: I-25 and Center St, Casper Shortly there after, exit for I-25/US-87 Business through Casper. Stay on the mainlines for I-25/US-87 South, which is not McKinley St, I think space constraints made them have to cram that on one panel, as weird and incorrect as it may be. E to I-25/I-25 Bus/US-20 Bus/US-26 … Continue reading U.S. Route 20, WYO 220 to I-25 Bus/US-87 Bus