304-535 phone numbers

Numbers 304-535-0000 to 304-535-9999 are assigned to Frontier of Wv (rate centre HARPESFRRY, WV, NANPA abbreviation). 2 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 304-535-7xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 304-535