what is area code 818
Area code 818 is a California area code that covers mostly the San Fernando Valley area to the North of Los Angeles.Area code 818 overlays the area code of 747.alifornia has area codes of 209, 213, 310, 323, 408, 415, 424, 442, 510, 530, 559, 562, 619, 626, 650, 657, 661, 669, 707, 714, 747, 760, 805, 818, 831, 858, 909, 916, 925, 949, 951.