OXNARD — CA
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | 23 |
| T-MOBILE USA, INC. | 6529 | 14 |
| FRONTIER CALIFORNIA INC. | 2319 | 12 |
| NEW CINGULAR WIRELESS PCS, LLC | 6010 | 9 |
| FRACTEL, LLC | 965H | 6 |