989-675 phone numbers

Numbers 989-675-0000 to 989-675-9999 are assigned to Frontier North, Inc. (rate centre SIDNEY, MI, NANPA abbreviation). 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 989-675-3xxx, 989-675-4xxx, 989-675-8xxx, 989-675-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 989-675