Live Chat I-15 Community Nearby Traffic CA 78 2024-09-20 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to CA 78 Vista, CA 2.25 Oceanside, CA 4.44 San Marcos, CA 8.36 Interstate highway exits close to CA 78 Exit 41, i15 9.54 Exit 37, i15 10.13 Exit 50, i5 10.75 Interstate highways close to CA 78 i15 map 9.54 i5 map 10.75 i805ca map 32.65 State roads close to CA 78 CA CR S14 map 0.40 CA CR S13 map 0.81 CA 78 map 1.06