← Area code 458
458-259 phone numbers
Numbers 458-259-0000 to 458-259-9999 are assigned to Next Gen Phone Sys-Or (rate centre BROWNSVL, OR, NANPA abbreviation). 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 458-259-1xxx, 458-259-2xxx, 458-259-3xxx, 458-259-4xxx, 458-259-5xxx, 458-259-7xxx, 458-259-8xxx, 458-259-9xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.