← Area code 779
779-338 phone numbers
Numbers 779-338-0000 to 779-338-9999 are assigned to Onvoy, LLC (rate centre CRESCENTCY, IL, NANPA abbreviation). 7 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 779-338-3xxx, 779-338-9xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.