608-605 phone numbers

Numbers 608-605-0000 to 608-605-9999 are assigned to Onvoy, LLC in Kendall, WI. 6 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 608-605-3xxx, 608-605-7xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 608-605