OKLA CITY — OK
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| SOUTHWESTERN BELL | 9533 | 83 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 76 |
| T-MOBILE USA, INC. | 6529 | 55 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OK | 5813 | 46 |
| UNITED STATES CELLULAR - OK | 6272 | 25 |