NASHVILLE — IL
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | 6333 | 2 |
| CHARTER IP ENABLED SERVICES, LLC | 792K | 1 |
| ILLINOIS BELL TEL CO | 9329 | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | 6333 | 2 |
| CHARTER IP ENABLED SERVICES, LLC | 792K | 1 |
| ILLINOIS BELL TEL CO | 9329 | 1 |