← Area code 818
818-397 phone numbers
Numbers 818-397-0000 to 818-397-9999 are assigned to New Cingular Wireless PCS, LLC (rate centre BRBN BRBN, CA, NANPA abbreviation). 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.