Canadial Know Who Called
← Area code 806

806-256 phone numbers

Numbers 806-256-0000 to 806-256-9999 are assigned to Southwestern Bell in Shamrock, TX. 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 806-256