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← Area code 231

231-265 phone numbers

Numbers 231-265-0000 to 231-265-9999 are assigned to Charter Ip Enabled Services, LLC (rate centre CORAL, MI, NANPA abbreviation). 8 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 231-265-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 231-265