CONCORD — VT
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| LEVEL 3 COMMUNICATIONS, LLC - VT | 9450 | 2 |
| CONSOLIDATED COMMUNICATIONS OF VERMONT COMPANY | 5115 | 1 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| LEVEL 3 COMMUNICATIONS, LLC - VT | 9450 | 2 |
| CONSOLIDATED COMMUNICATIONS OF VERMONT COMPANY | 5115 | 1 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | 1 |