HARTSVILLE — SC
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | 5 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC | 6398 | 3 |
| ONVOY, LLC - SC | 548E | 2 |
| TERRA NOVA TELECOM INC. | 145J | 1 |
| AT&T ENTERPRISES, LLC | 516C | 1 |