KNOXVILLE — PA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| VERIZON NORTH, INC. - PA (CONTEL) | 0170 | 1 |
| CALLWORKS CORPORATION | 475J | 1 |
| TON80 COMMUNICATIONS, LLC | 516J | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| VERIZON NORTH, INC. - PA (CONTEL) | 0170 | 1 |
| CALLWORKS CORPORATION | 475J | 1 |
| TON80 COMMUNICATIONS, LLC | 516J | 1 |