MTPLEASANT — SC
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | 7 |
| PAETEC ITEL, LLC | 829J | 5 |
| ONVOY, LLC - SC | 548E | 4 |
| LEVEL 3 COMMUNICATIONS, LLC - SC | 5258 | 2 |
| PEERLESS NETWORK OF SOUTH CAROLINA, LLC - SC | 098H | 1 |