BASALT — CO
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| PEERLESS NETWORK OF COLORADO, LLC - CO | 278F | 1 |
| SAN ISABEL TELECOM, INC. - CO | 4164 | 1 |
| INTERLINK ADV SVC DBA FORETHOUGHT.NET - CO | 5972 | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - CO | 6118 | 1 |
| COMMIO, LLC | 939H | 1 |