COLDWATER — OH
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER NORTH, INC. - OH | 0615 | 1 |
| OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | 1 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | 7158 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER NORTH, INC. - OH | 0615 | 1 |
| OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC | 2964 | 1 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH | 7158 | 1 |