KOSCIUSKO — TX
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| PEERLESS NETWORK OF TEXAS, LLC - TX | 177F | 1 |
| FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 2154 | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| PEERLESS NETWORK OF TEXAS, LLC - TX | 177F | 1 |
| FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS | 2154 | 1 |