SHINGLESPG — CA
Data last updated: August 31, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| PACIFIC BELL | 9740 | 3 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | 2 |
| ONVOY, LLC - CA | 649C | 2 |
| COMCAST PHONE OF CALIFORNIA, LLC | 394L | 1 |
| AT&T ENTERPRISES, LLC | 516C | 1 |