320-440 phone numbers

Numbers 320-440-0000 to 320-440-9999 are assigned to Mcc Telephony of Minnesota, LLC in Cosmos, MN. 4 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 320-440-3xxx, 320-440-5xxx, 320-440-6xxx, 320-440-7xxx, 320-440-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 320-440