Area code 442 is in California. It was added to the North American Numbering Plan (NANP) on November 21, 2009. It is an overlay area code for the 760/442 area code complex.
California Counties within Area Code 442
Imperial, Inyo, Kern, Mono, Riverside, San Bernardino, and San Diego.
California Major Cities within Area Code 442
Apple Valley, Barstow, Bishop, Brawley, Bridgeport, Calexico, Carlsbad, Cathedral City, Coachella, El Centro, Encinitas, Escondido, Fallbrook, Hesperia, Indio, La Quinta, Oceanside, Palm Desert, Palm Springs, Ridgecrest, San Marcos, Victorville, and Vista
Area Code 442 Time Zone?
442 is located in the Pacific time zone, which is known as America/Los Angeles.