ROSAMOND — CA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| LEVEL 3 COMMUNICATIONS, LLC - CA | 8826 | 2 |
| LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | 7718 | 1 |
| CHARTER FIBERLINK CA-CCO, LLC - CA | 776C | 1 |
| UTILITY TELECOM GROUP, LLC - CA | 9262 | 1 |
| PACIFIC BELL | 9740 | 1 |