701-666 phone numbers

Numbers 701-666-0000 to 701-666-9999 are assigned to Onvoy, LLC in Minto, ND. 2 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 701-666-5xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 701-666