← Area code 817
817-640 phone numbers
Numbers 817-640-0000 to 817-640-9999 are assigned to Southwestern Bell in Arlington, TX.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.
Numbers 817-640-0000 to 817-640-9999 are assigned to Southwestern Bell in Arlington, TX.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.