BLACK MT — NC
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| PAETEC ITEL, LLC | 829J | 2 |
| BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | 2 |
| ONVOY, LLC - NC | 638E | 1 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - NC | 8389 | 1 |
| EON TELECOM, INC. | 839J | 1 |