GREENSBORO — NC
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL | 9417 | 65 |
| SUNCOM DBA T-MOBILE USA | 8645 | 24 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC | 6324 | 23 |
| PAETEC ITEL, LLC | 829J | 12 |
| NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | 9 |