ST HELENA — SC
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| LEVEL 3 COMMUNICATIONS, LLC - SC | 5258 | 2 |
| BRIGHTSPEED OF SOUTH CAROLINA, LLC | 0506 | 1 |
| COMCAST IP PHONE, LLC | 318J | 1 |
| HARGRAY, INC. - SC | 5385 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| LEVEL 3 COMMUNICATIONS, LLC - SC | 5258 | 2 |
| BRIGHTSPEED OF SOUTH CAROLINA, LLC | 0506 | 1 |
| COMCAST IP PHONE, LLC | 318J | 1 |
| HARGRAY, INC. - SC | 5385 | 1 |