CARTHAGE — IL
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL | 1183 | 1 |
| MCC TELEPHONY LLC | 593K | 1 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | 6333 | 1 |
| ADAMS TELSYSTEMS, INC. | 7091 | 1 |