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← Area code 415

415-891 phone numbers

Numbers 415-891-0000 to 415-891-9999 are assigned to Comcast Phone of California, LLC (rate centre CORTEMADRA, CA, NANPA abbreviation). 8 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.

Reported numbers in 415-891