THOMASBORO, IL Rate Center
THOMASBORO — IL
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL | 1000 | 1 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - IL | 7136 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL | 1000 | 1 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - IL | 7136 | 1 |