Live Chat I-90 Community Nearby Traffic I 90 MT Exit 478, Westbound Traffic 2024-04-19 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to I 90 MT Exit 478, Westbound Ballantine, MT 14.39 Worden, MT 21.01 Billings, MT 22.67 Interstate highway exits close to I 90 MT Exit 478, Westbound Exit 23, i94 10.64 Exit 478, i90 13.98 Exit 14, i94 18.05 Interstate highways close to I 90 MT Exit 478, Westbound i94 map 10.64 i90 map 13.98 i25 map 196.21 State roads close to I 90 MT Exit 478, Westbound US 212 WY MT map 14.03 MT 47 map 24.34 US 87 MT map 42.19