DANVERS — IL
Data last updated: October 30, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER COMMUNICATIONS OF ILLINOIS, INC. | 1038 | 1 |
| ONVOY, LLC | 224C | 1 |
| YMAX COMMUNICATIONS CORP. - IL | 259E | 1 |
Data last updated: October 30, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER COMMUNICATIONS OF ILLINOIS, INC. | 1038 | 1 |
| ONVOY, LLC | 224C | 1 |
| YMAX COMMUNICATIONS CORP. - IL | 259E | 1 |