ROCKFORD — OH
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BRIGHTSPEED OF NORTHWEST OHIO, INC. | 0661 | 1 |
| ONVOY, LLC - OH | 464C | 1 |
| LEVEL 3 COMMUNICATIONS, LLC - OH | 4863 | 1 |
| WABASH MUTUAL TELEPHONE COMPANY - OH | 669D | 1 |
| GOLDSTAR COMMUNICATIONS, LLC - OH | 9133 | 1 |