Canadial Know Who Called
← Area code 817

817-591 phone numbers

Numbers 817-591-0000 to 817-591-9999 are assigned to Level 3 Communications, LLC (rate centre ATLAS, TX, NANPA abbreviation). 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).

Not assigned to any carrier: 817-591-3xxx, 817-591-5xxx, 817-591-6xxx, 817-591-9xxx — calls from these use spoofed caller IDs.

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

Reported numbers in 817-591