PITTSBURG — TX
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| SOUTHWESTERN BELL | 9533 | 4 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | 2 |
| METROPCS, INC. | 5562 | 1 |
| FRACTEL, LLC | 965H | 1 |
| AMERICAN MESSAGING SERVICES, LLC | 9748 | 1 |