HARDING — PA
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| COMMONWEALTH TELEPHONE COMPANY LLC | 0161 | 1 |
| CORE COMMUNICATIONS, INC. - PA | 3806 | 1 |
| TWILIO INTERNATIONAL, INC. | 506J | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| COMMONWEALTH TELEPHONE COMPANY LLC | 0161 | 1 |
| CORE COMMUNICATIONS, INC. - PA | 3806 | 1 |
| TWILIO INTERNATIONAL, INC. | 506J | 1 |