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← Area code 320

320-313 phone numbers

Numbers 320-313-0000 to 320-313-9999 are assigned to Onvoy, LLC (rate centre GRANITEFLS, MN, NANPA abbreviation). 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).

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

Reported numbers in 320-313