MARATHON — TX
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 2 |
| BIG BEND TELECOM, LTD. - TX | 193H | 1 |
| SOUTHWESTERN BELL | 9533 | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 2 |
| BIG BEND TELECOM, LTD. - TX | 193H | 1 |
| SOUTHWESTERN BELL | 9533 | 1 |