← Area code 507
507-488 phone numbers
Numbers 507-488-0000 to 507-488-9999 are assigned to Terra Nova Telecom Inc. (rate centre NEW SWEDEN, MN, NANPA abbreviation). 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 507-488-0xxx, 507-488-1xxx, 507-488-2xxx, 507-488-3xxx, 507-488-5xxx, 507-488-6xxx, 507-488-7xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.