231-413 phone numbers

Numbers 231-413-0000 to 231-413-9999 are assigned to Omnipoint Communications Midwest Operations, LLC in Kalkaska, MI. 2 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 231-413-2xxx, 231-413-3xxx, 231-413-4xxx, 231-413-5xxx, 231-413-6xxx, 231-413-7xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 231-413