COLORADOCY — TX
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| AT&T ENTERPRISES, LLC | 516C | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX | 6506 | 1 |
| TEXAS COMMUNICATIONS, INC. | 6820 | 1 |
| SOUTHWESTERN BELL | 9533 | 1 |