812-780 phone numbers

Numbers 812-780-0000 to 812-780-9999 are assigned to Onvoy, LLC in Sullivan, IN. 3 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 812-780-4xxx, 812-780-5xxx, 812-780-6xxx, 812-780-7xxx, 812-780-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 812-780