Live Chat I-15 Community Nearby Traffic US 20 ID MT 2024-05-13 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 20 ID MT Island Park, ID 3.19 West Yellowstone, MT 25.51 Parker, ID 29.42 Interstate highway exits close to US 20 ID MT Exit 184, i15 69.92 Exit 180, i15 70.06 Exit 190, i15 72.11 Interstate highways close to US 20 ID MT i15 map 69.92 i90 map 132.28 i86 map 197.59 State roads close to US 20 ID MT US 20 ID MT map 0.95 ID 87 map 18.95 US 287 MT map 25.53