ALVARADO — TX
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| SOUTHWESTERN BELL | 9533 | 3 |
| FRACTEL, LLC | 965H | 2 |
| BOOST SUBSCRIBERCO L.L.C. | 490J | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - TX | 6114 | 1 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - TX | 7148 | 1 |