Live Chat I-15 Community Nearby Traffic US 20 ID MT 2024-04-28 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to US 20 ID MT Macks Inn, ID 28.03 Yellowstone National Park, WY 29.41 Island Park, ID 29.94 Interstate highway exits close to US 20 ID MT Exit 190, i15 87.22 Exit 184, i15 87.52 Exit 180, i15 89.35 Interstate highways close to US 20 ID MT i15 map 87.22 i90 map 104.81 i86 map 225.56 State roads close to US 20 ID MT US 20 ID MT map 5.18 US 287 MT map 6.07 US 191 MT map 9.15