681-200 phone numbers

Numbers 681-200-0000 to 681-200-9999 are assigned to Cas Communications, LLC (rate centre PRKRSBGZN2, WV, NANPA abbreviation). 8 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 681-200-0xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 681-200