Live Chat I-15 Community Nearby Traffic I 15 exit 31 2024-04-17 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to I-15 Exit 31 Arimo, ID 15.34 Swanlake, ID 19.29 Lava Hot Springs, ID 21.59 Interstate highway exits close to I-15 Exit 31 Exit 31, i15 5.45 Exit 36, i15 8.52 Exit 40, i15 15.44 Interstate highways close to I-15 Exit 31 i15 map 5.45 i86 map 59.41 i84 map 68.67 State roads close to I-15 Exit 31 US 30 ID map 20.36 UT 23 map 50.52 UT 200 map 52.57