GALESBURG — IL
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BRIGHTSPEED OF ILLINOIS, LLC | 1057 | 5 |
| UNITED STATES CELLULAR - IL | 6265 | 4 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL | 6333 | 4 |
| TELNYX LLC | 073H | 1 |
| VONAGE AMERICA LLC | 197D | 1 |