Phone numbers in Black Mt., North Carolina
Black Mt. has 7 phone prefixes in area code 828.
Biggest holders: Windstream (PAETEC), AT&T (local phone), Eon Telecom. This is the local calling area (rate center) where those prefixes were first assigned.
- Local phone company 29%
- Internet / business phone carrier 57%
- Phone company 14%
Every prefix in Black Mt.
Search the first six digits of a number in this list. If it's here, the number started in Black Mt. with the carrier shown. If it isn't, check the North Carolina page or look the number up.
| Prefix | Carrier | Type | Assigned |
|---|---|---|---|
| 828-300 | Eon Telecom | Phone company | 2024 |
| 828-357 | Windstream (PAETEC) | Internet / business phone carrier | – |
| 828-419 | Windstream (PAETEC) | Internet / business phone carrier | – |
| 828-596 | Teleport Communications America | Internet / business phone carrier | 2022 |
| 828-664 | AT&T (local phone) | Local phone company | – |
| 828-669 | AT&T (local phone) | Local phone company | – |
| 828-900 | Onvoy | Internet / business phone carrier | 2018 |
Most prefixes are pooled: the 10,000 numbers in each are handed out in blocks of 1,000 to different carriers, and people can also take their numbers to another carrier. So the carrier shown is where the prefix started, not a guarantee about any one number. Source: NANPA central office code records, 2026-10-10.