304-681 phone numbers

Numbers 304-681-0000 to 304-681-9999 are assigned to Level 3 Communications, LLC (rate centre GRANTSVL, WV, NANPA abbreviation).

Not assigned to any carrier: 304-681-0xxx, 304-681-1xxx, 304-681-2xxx, 304-681-3xxx, 304-681-4xxx, 304-681-5xxx, 304-681-6xxx, 304-681-8xxx, 304-681-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 304-681