CROSBY — TX
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| ONVOY, LLC - TX | 903C | 4 |
| FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 4344 | 2 |
| GRANDE COMMUNICATIONS NETWORKS, INC. - TX | 7670 | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| ONVOY, LLC - TX | 903C | 4 |
| FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 4344 | 2 |
| GRANDE COMMUNICATIONS NETWORKS, INC. - TX | 7670 | 1 |