BUFFALO — PA
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| VERIZON NORTH, INC. - PA (QUAKER ST) | 0201 | 1 |
| ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS | 2522 | 1 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - PA | 7315 | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| VERIZON NORTH, INC. - PA (QUAKER ST) | 0201 | 1 |
| ADVANCED TELEPHONE SYS INC DBA HTC COMMUNICATIONS | 2522 | 1 |
| TELEPORT COMMUNICATIONS AMERICA, LLC - PA | 7315 | 1 |