AMP: 191 Location: I-25 and Howard Rd, Natrona Cty Reassurance shield after WYO 254 as we enter Casper Metro AMP: 190 Location: I-25 and US-20, Natrona Cty Junction US-20/26 coming up. 20/26 east will head as Wyoming’s only non-interstate freeway for a few miles to get out of Casper AMP: 189 Location: I-25 and US-20, … Continue reading U.S. Route 87, WYO 254 to US-20/US-26