← Area code 534
534-259 phone numbers
Numbers 534-259-0000 to 534-259-9999 are assigned to Level 3 Communications, LLC (rate centre BENOIT, WI, NANPA abbreviation). 1 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 534-259-0xxx, 534-259-1xxx, 534-259-2xxx, 534-259-3xxx, 534-259-4xxx, 534-259-5xxx, 534-259-8xxx, 534-259-9xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.