Canadial Know Who Called
← Area code 707

707-457 phone numbers

Numbers 707-457-0000 to 707-457-9999 are assigned to Frontier Communications West Coast Inc. (rate centre CRESCENTCY, CA, NANPA abbreviation). 8 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 707-457-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 707-457