← Area code 608
608-619 phone numbers
Numbers 608-619-0000 to 608-619-9999 are assigned to United States Cellular in Coon Valley, WI. 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 608-619-2xxx, 608-619-6xxx, 608-619-7xxx, 608-619-8xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.