North American area coe 408 is a California telephone area code which covers Gilroy, Morgan Hill, Saratoga, Los Gatos, Monte Sereno, Milpitas, Sunnyvale, Santa Clara, Cupertino and San Jose. It was created in a 1959 split from area code 415 in a flash-cut with no permissive dialing period. It was again split, with area code 831 being created for the counties of Santa Cruz, Monterey, and San Benito on July 11, 1998.