SULLIVNSIS — SC
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | 2 |
| PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC | 098H | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |
| PAETEC ITEL, LLC | 829J | 1 |