Chalfant Coleville Lee Vining Mammoth Lakes Swall Meadows Riverside County Bermuda Dunes Blythe Cathedral City Chiriaco Summit Coachella Desert Center Desert Hot Springs Eagle Mountain East Blythe Indian Wells Indio La Quinta Lost Lake Mecca North Shore Palm Desert Palm Springs Rancho Mirage Ripley Sun City Palm Desert Thermal Thousand Palms White Water San Bernardino County Adelanto Amboy Apple Valley Bagdad Baker Barstow Big River Bluewater Cadiz Calico Chambless Cima Daggett Earp Essex Fort Irwin Goffs Halloran Springs Helendale Hesperia Hinkley Joshua Tree Kelso Landers Lenwood Lucerne Valley Ludlow Twentynine Palms Marine Base Morongo Valley Mountain View Acres Nebo Center Needles Newberry Springs Nipton Oro Grande Phelan Piñon Hills Pioneertown Rice Running Springs Siberia Sunfair Heights Sunfair Searles Valley Trona Twentynine Palms Victorville Vidal Junction Vidal Wrightwood Yermo Yucca Valley Zzyzx San Diego County Bonsall Borrego Springs Camp Pendleton North Camp Pendleton South Carlsbad Encinitas Escondido Fallbrook Hidden Meadows Julian Lake San Marcos Oceanside Ocotillo Wells Pala Rainbow Ramona San Marcos Santa Ysabel Valley Center Vista See also List of California area codes List of NANP area codes North American Numbering Plan References Report on the 760 Area Code by the California Public Utilities Commission, Telecommunications Division (warning: this link leads to a large PDF file) External links 760 and 442 Imperial County, California Inyo County, California Mono County, California Riverside County, California San Bernardino County, California San Diego County, California Colorado Desert Mojave Desert Owens Valley San Diego Sierra Nevada (United States) 442 and 760