Live Chat I-25 Community Nearby Traffic US 20 WY 2024-04-26 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 20 WY Casper, WY 9.40 Mills, WY 17.33 Glenrock, WY 20.62 Interstate highway exits close to US 20 WY Exit 182, i25 5.05 Exit 185, i25 9.51 Exit 186, i25 11.16 Interstate highways close to US 20 WY i25 map 5.05 i80 map 125.37 i90 map 151.65 State roads close to US 20 WY US 20 WY map 2.74 WY 253 map 4.47 WY 256 map 5.28