Live Chat I-90 Community Nearby Traffic WY 343 2024-06-24 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to WY 343 Wyola, MT 15.06 Dayton, WY 19.26 Ranchester, WY 20.52 Interstate highway exits close to WY 343 Exit 1, i90 8.97 Exit 549, i90 12.94 Exit 9, i90 19.07 Interstate highways close to WY 343 i90 map 8.97 i25 map 84.83 i94 map 124.81 State roads close to WY 343 WY 345 map 4.95 WY 343 map 7.61 US 87 MT map 12.52