LACON — IL
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BRIGHTSPEED OF ILLINOIS, LLC | 1057 | 1 |
| ONVOY, LLC | 224C | 1 |
| MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL | 846F | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| BRIGHTSPEED OF ILLINOIS, LLC | 1057 | 1 |
| ONVOY, LLC | 224C | 1 |
| MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL | 846F | 1 |