681-256 phone numbers

Numbers 681-256-0000 to 681-256-9999 are assigned to Bandwidth.com CLEC, LLC (rate centre WEBSTERSPG, WV, NANPA abbreviation). 7 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 681-256-4xxx, 681-256-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 681-256