← Area code 681
681-304 phone numbers
Numbers 681-304-0000 to 681-304-9999 are assigned to Boost Subscriberco L.L.C. in Morgantown, WV. 2 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 681-304-0xxx, 681-304-2xxx, 681-304-3xxx, 681-304-4xxx, 681-304-5xxx, 681-304-6xxx, 681-304-7xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.