Live Chat AI Agent Community Costa Mesa California Traffic 2024-05-26 Roadnow Click for Real Time Traffic Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Costa Mesa California Santa Ana, CA 5.23 Fountain Valley, CA 5.63 Newport Beach, CA 5.68 Interstate highway exits close to Costa Mesa California Exit 11a, i405ca 1.19 Exit 10, i405ca 1.44 Exit 11b, i405ca 1.69 Interstate highways close to Costa Mesa California i405ca map 1.19 i5 map 9.88 i605ca map 20.77 State roads close to Costa Mesa California 73 SOUTHBOUND map 1.18 73 NORTHBOUND map 1.43 55 NORTHBOUND map 1.81