Live Chat I-15 Community Nearby Traffic 15 (southbound) 2024-04-23 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to 15 (southbound) Coronado, CA 4.25 National City, CA 8.49 Lemon Grove, CA 12.15 Interstate highway exits close to 15 (southbound) Exit 16b, i5 0.49 Exit 16a, i5 0.81 Exit 17a, i5 0.94 Interstate highways close to 15 (southbound) i5 map 0.49 i15 map 4.17 i8 map 4.77 State roads close to 15 (southbound) 163 SOUTHBOUND map 0.64 163 NORTHBOUND map 0.72 94 WESTBOUND map 1.46