MARIETTA — OK
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CHICKASAW TELECOMMUNICAIONS SERVICES, INC. | 4630 | 1 |
| UNITED STATES CELLULAR - OK | 6272 | 1 |
| T-MOBILE USA, INC. | 6529 | 1 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OK | 7258 | 1 |
| SOUTHWESTERN BELL | 9533 | 1 |