Area codes 916 and 279

Area codes 916 and 279 are telephone area codes in the state of California, United States. They cover the northeastern part of California, including the city of Sacramento and its surrounding areas. Area code 916 was one of the original area codes established in 1947. It originally covered a large portion of northern California. It was split by 707 in 1959, 530 in 1997, and overlaid by 279 in 2018.