GREENFIELD, CA Rate Center
GREENFIELD — CA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| ONVOY, LLC - CA | 649C | 2 |
| BANDWIDTH.COM CLEC, LLC - CA | 981E | 2 |
| PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 373F | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |
| PACIFIC BELL | 9740 | 1 |