← Area code 308
308-301 phone numbers
Numbers 308-301-0000 to 308-301-9999 are assigned to Level 3 Communications, LLC (rate centre CEDAR RPDS, NE, NANPA abbreviation). 2 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 308-301-1xxx, 308-301-3xxx, 308-301-4xxx, 308-301-5xxx, 308-301-6xxx, 308-301-7xxx, 308-301-8xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.