PSDN LACN — CA
Data last updated: October 30, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| PACIFIC BELL | 9740 | 5 |
| ONVOY, LLC - CA | 649C | 2 |
| BANDWIDTH.COM CLEC, LLC - CA | 981E | 2 |
| CENTURYLINK COMMUNICATIONS, LLC | 508J | 1 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 7139 | 1 |