SNGBLCNN — CA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER CALIFORNIA INC. | 2319 | 1 |
| IP HORIZON LLC | 515J | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |
| ONVOY, LLC - CA | 649C | 1 |
| T-MOBILE USA, INC. | 6529 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER CALIFORNIA INC. | 2319 | 1 |
| IP HORIZON LLC | 515J | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |
| ONVOY, LLC - CA | 649C | 1 |
| T-MOBILE USA, INC. | 6529 | 1 |