DARLINGTON — SC
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | 3 |
| LEVEL 3 COMMUNICATIONS, LLC - SC | 5258 | 1 |
| AT&T - LOCAL | 7421 | 1 |
| PAETEC ITEL, LLC | 829J | 1 |
| FRACTEL, LLC | 965H | 1 |