320-722 phone numbers

Numbers 320-722-0000 to 320-722-9999 are assigned to Centurylink of Minnesota, Inc. (rate centre GRANITEFLS, MN, NANPA abbreviation). 3 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 320-722-0xxx, 320-722-1xxx, 320-722-3xxx, 320-722-4xxx, 320-722-5xxx, 320-722-6xxx, 320-722-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 320-722