AMP: 348 Location: I-80 and Otto Rd, Laramie Cty Reassurance shield after WYO 225 AMP: 354 Location: I-80 and Roundtop Rd, Laramie Cty I-25 closes during bad weather sometimes. This is the first notification of its upcoming presence AMP: 357 Location: I-80 and Roundtop Rd, Cheyenne WYO 222 coming up in a quarter mile, a … Continue reading U.S. Route 30, WYO 225 to WYO 222