Area codes 510 and 341 are telephone area codes in the North American Numbering Plan (NANP) serving much of the East Bay in the U.S. state of California. They cover parts of Contra Costa County and western Alameda County , including the city of Oakland , but excluding Dublin , Livermore , Pleasanton , and Sunol .
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Area codes 510 and 341 are telephone area codes in the North American Numbering Plan serving much of the East Bay in the U.S. state of California. They cover parts of Contra Costa County and western Alameda County, including the city of Oakland, but excluding Dublin, Livermore, Pleasanton, and Sunol.
14 mar 2023 · Area codes 510 and 341 area codes North American Numbering Plan (NANP) serving much of the East Bay in the U.S. state of California. They cover parts of Contra Costa County and western Alameda County, including the city of Oakland, but excluding Dublin, Livermore Pleasanton, and Sunol
I prefissi 510 e 341 sono prefissi telefonici del North American Numbering Plan (NANP) che serve gran parte della East Bay in California. Coprono parti della contea di Contra Costa e della contea occidentale di Alameda, inclusa la città di Oakland, ma escluse Dublino, Livermore, Pleasanton e Sunol.
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