Canadial Know Who Called
← Area code 304

304-223 phone numbers

Numbers 304-223-0000 to 304-223-9999 are assigned to Csc Voice, LLC (rate centre FLAT TOP, WV, NANPA abbreviation). 7 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 304-223-1xxx, 304-223-6xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 304-223