Area code 279 is a California area code that was split from area code 916. The new area code went into service on March 10, 2018, and serves Sacramento and its surrounding areas.
California Counties within Area Code 279:
Sacramento, Placer, Yolo, El Dorado.
California Major Cities within Area Code 279:
Sacramento, Elk Grove, Roseville, Arden-Arcade, Citrus Heights, Folsom, Rancho Cordova, Carmichael, Rocklin, Florin, West Sacramento, Antelope, Lincoln, North Highlands, Orangevale, Foothill Farms, El Dorado Hills, Fair Oaks, Vineyard, Rosemont, Granite Bay, Rio Linda, Parkway, Lemon Hill, La Riviera, Gold River, Loomis, Fruitridge Pocket, Elverta, Rancho Murieta, Wilton, Mather, Walnut Grove, Sheridan, New Castle, Cameron Park, Penryn, Isleton, McClellan Park, Clarksburg, Courtland, Hood, Wheatland, Franklin, Herald, Freeport.
Area Code 279 Time Zone?
279 is located in the Pacific time zone, which is known as America/Los Angeles.