608-300 phone numbers

Numbers 608-300-0000 to 608-300-9999 are assigned to Fractel, LLC (rate centre BLANCHADVL, WI, NANPA abbreviation). 7 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 608-300-7xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 608-300