← Area code 828
828-643 phone numbers
Numbers 828-643-0000 to 828-643-9999 are assigned to United States Cellular in Burnsville, NC. 5 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Not assigned to any carrier: 828-643-2xxx, 828-643-4xxx, 828-643-7xxx — calls from these use spoofed caller IDs.
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.