LAFAYETTE — CA
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| PACIFIC BELL | 9740 | 4 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | 3 |
| ONVOY, LLC - CA | 649C | 2 |
| ONVOY SPECTRUM, LLC | 624H | 1 |
| T-MOBILE USA, INC. | 6529 | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| PACIFIC BELL | 9740 | 4 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | 3 |
| ONVOY, LLC - CA | 649C | 2 |
| ONVOY SPECTRUM, LLC | 624H | 1 |
| T-MOBILE USA, INC. | 6529 | 1 |