LOMPOC — CA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER CALIFORNIA INC. | 2319 | 8 |
| NEW CINGULAR WIRELESS PCS, LLC | 6010 | 3 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 7139 | 3 |
| COMCAST IP PHONE, LLC | 318J | 2 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA | 6006 | 2 |