UNION — SC
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | 4 |
| NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | 2 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC | 6398 | 2 |
| PAETEC ITEL, LLC | 829J | 2 |
| LEVEL 3 COMMUNICATIONS, LLC - SC | 5258 | 1 |