608-401 phone numbers

Numbers 608-401-0000 to 608-401-9999 are assigned to Charter Ip Enabled Services, LLC in Mazomanie, WI. 8 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 608-401-5xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 608-401