CARLSBAD — NM
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| VALOR TELECOM TX,LP-NM #1 DBA WINDSTREAM COMM SW | 1164 | 5 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NM | 6573 | 4 |
| T-MOBILE USA, INC. | 6529 | 3 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 3 |
| ONVOY, LLC - NM | 206F | 1 |