Live Chat I-15 Community Nearby Traffic I 15 exit 234 2024-04-18 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to I-15 Exit 234 Helena, MT 24.58 Canyon Creek, MT 30.74 Marysville, MT 35.64 Interstate highway exits close to I-15 Exit 234 Exit 226, i15 3.60 Exit 228, i15 3.68 Exit 234, i15 10.42 Interstate highways close to I-15 Exit 234 i15 map 3.60 i90 map 77.69 i94 map 313.74 State roads close to I-15 Exit 234 MT 434 map 3.01 US 287 MT map 3.10 MT 200 map 21.74