MADISON — WV
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| FIBERNET, LLC - WV | 4095 | 1 |
| WIDE VOICE, LLC - WV | 729H | 1 |
| NORTH COUNTY COMMUNICATION CORPORATION - CA | 7894 | 1 |
| FRONTIER WEST VIRGINIA INC. | 9214 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| FIBERNET, LLC - WV | 4095 | 1 |
| WIDE VOICE, LLC - WV | 729H | 1 |
| NORTH COUNTY COMMUNICATION CORPORATION - CA | 7894 | 1 |
| FRONTIER WEST VIRGINIA INC. | 9214 | 1 |