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← Area code 231

231-709 phone numbers

Numbers 231-709-0000 to 231-709-9999 are assigned to New Cingular Wireless PCS, LLC (rate centre TRAVERSECY, MI, NANPA abbreviation). 9 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 231-709