715-787 phone numbers

Numbers 715-787-0000 to 715-787-9999 are assigned to Frontier Communications of Wisconsin LLC in Gresham, WI. 6 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 715-787-1xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 715-787