← Area code 320
320-964 phone numbers
Numbers 320-964-0000 to 320-964-9999 are assigned to Bandwidth.com CLEC, LLC in Pine City, MN. 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 320-964-0xxx, 320-964-1xxx, 320-964-2xxx, 320-964-3xxx, 320-964-4xxx, 320-964-5xxx, 320-964-6xxx, 320-964-7xxx, 320-964-8xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.