HILTONHEAD — SC
Data last updated: August 31, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | 19 |
| HARGRAY TEL. CO., INC. | 0523 | 10 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC | 6398 | 5 |
| POWERTEL ATLANTA LICENSES, INC. | 7473 | 5 |
| TWC IP ENABLED SERVICES, LLC | 793K | 2 |