GILROY — CA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| ONVOY, LLC - CA | 649C | 5 |
| FRONTIER CALIFORNIA INC. | 4420 | 4 |
| METROPCS, INC. | 5562 | 3 |
| BANDWIDTH.COM CLEC, LLC - CA | 981E | 3 |
| FRACTEL, LLC | 965H | 2 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| ONVOY, LLC - CA | 649C | 5 |
| FRONTIER CALIFORNIA INC. | 4420 | 4 |
| METROPCS, INC. | 5562 | 3 |
| BANDWIDTH.COM CLEC, LLC - CA | 981E | 3 |
| FRACTEL, LLC | 965H | 2 |