← Area code 507
507-409 phone numbers
Numbers 507-409-0000 to 507-409-9999 are assigned to Aerial Communications, Inc. in Faribault, MN. 3 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 507-409-0xxx, 507-409-2xxx, 507-409-3xxx, 507-409-5xxx, 507-409-6xxx, 507-409-7xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.