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← Area code 256

256-203 phone numbers

Numbers 256-203-0000 to 256-203-9999 are assigned to Centurylink Communications, LLC in Huntsville, AL. 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 256-203