← Area code 484
484-670 phone numbers
Numbers 484-670-0000 to 484-670-9999 are assigned to Onvoy Spectrum, LLC (rate centre SCHWENKSVL, PA, NANPA abbreviation). 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 484-670-8xxx, 484-670-9xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.