DE GRAFF — OH
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BRIGHTSPEED OF NORTHWEST OHIO, INC. | 0661 | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | 1 |
| FRACTEL, LLC | 965H | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| BRIGHTSPEED OF NORTHWEST OHIO, INC. | 0661 | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | 1 |
| FRACTEL, LLC | 965H | 1 |