← Area code 308
308-302 phone numbers
Numbers 308-302-0000 to 308-302-9999 are assigned to Level 3 Communications, LLC in Tryon, NE. 2 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 308-302-2xxx, 308-302-3xxx, 308-302-4xxx, 308-302-5xxx, 308-302-6xxx, 308-302-7xxx, 308-302-8xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.