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← Area code 816

816-259 phone numbers

Numbers 816-259-0000 to 816-259-9999 are assigned to Csc Voice, LLC in St. Joseph, MO. 6 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 816-259