Area Code 858 is located in California, USA and serves the main area of San Diego, National City, La Mesa and many more. Area code 858 was put into service since June 12, 1999 and is an overlay complex 619/858.
California Counties within 858 Area Code
San Diego.
California Major Cities within 858 Area Code
San Diego, Del Mar, La Jolla, Pacific Beach, Poway, Rancho Bernardo, and Solana Beach.
858 Area Code Time Zone?
858 is located in the Pacific time zone, which is known as America/Los Angeles.
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