← Area code 320
320-849 phone numbers
Numbers 320-849-0000 to 320-849-9999 are assigned to Federated Telephone Cooperative in Ortonville, MN. 4 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 320-849-2xxx, 320-849-4xxx, 320-849-5xxx, 320-849-6xxx, 320-849-9xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.