PTGSBNZN21 — PA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| VERIZON PENNSYLVANIA, INC. | 9208 | 3 |
| MCIMETRO ACCESS TRANSMISSION SERVICES LLC | 7229 | 2 |
| BANDWIDTH.COM CLEC, LLC - PA | 002F | 1 |
| ONVOY, LLC - PA | 547E | 1 |
| ONVOY SPECTRUM, LLC | 624H | 1 |