NORTHUBRLD — PA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| ONVOY, LLC - PA | 547E | 2 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA | 6392 | 2 |
| SERVICE ELECTRIC TELEPHONE COMPANY, LLC | 8320 | 1 |
| VERIZON PENNSYLVANIA, INC. | 9208 | 1 |