THREERIVRS — TX
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| TELNYX LLC | 073H | 1 |
| FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 4344 | 1 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 1 |
| VTX COMMUNICATIONS, LLC | 776A | 1 |
| ONVOY, LLC - TX | 903C | 1 |