CASTLETON — VT
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| STRATUS NETWORKS | 495J | 1 |
| CONSOLIDATED COMMUNICATIONS OF VERMONT COMPANY | 5115 | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - VT | 9450 | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| STRATUS NETWORKS | 495J | 1 |
| CONSOLIDATED COMMUNICATIONS OF VERMONT COMPANY | 5115 | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - VT | 9450 | 1 |