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Area code 650

Coordinates: 37°30′N 122°18′W / 37.5°N 122.3°W / 37.5; -122.3
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458/541775702928442/760916/279530707209559831805661858909951619213323707916/279415650510/341925408209831805661442/760310/424747/818626909951949562657/714
Numbering plan areas in California (blue) and border states.

Area code 650 is a California telephone area code in the San Francisco Bay Area that was split from area code 415 on August 2, 1997. It includes most of San Mateo County (except the northernmost portion), part of San Francisco, and the northwestern portion of Santa Clara County including Palo Alto, Mountain View, and Los Altos.

Cities in the 650 area code

Santa Clara County

San Francisco County

  • "Area Code Maps". NANPA.
California area codes: 209/350, 213/323, 310/424, 408/669, 415/628, 510/341, 530, 559, 562, 619/858, 626, 650, 661, 707/369, 714/657, 760/442, 805/820, 818/747, 831, 909/840, 916/279, 925, 949, 951
North: 415/628
West: Pacific Ocean, 808 area code 650 East: 510, 925
South: 408/669, 831
Hawaii area codes: 808

37°30′N 122°18′W / 37.5°N 122.3°W / 37.5; -122.3