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← Area code 580

580-440 phone numbers

Numbers 580-440-0000 to 580-440-9999 are assigned to Windstream Comm SW in Kaw City, OK. 8 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 580-440-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 580-440