ST MARYS — OH
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER NORTH, INC. - OH | 0615 | 1 |
| TSC COMMUNICATIONS, INC. - OH | 0640 | 1 |
| OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | 1 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 1 |
| GOLDSTAR COMMUNICATIONS, LLC - OH | 9133 | 1 |