| Location | Zip Code |
| Atok | 2612 |
| Baguio City | 2600 |
| Bakun | 2610 |
| Bokod | 2605 |
| Bugias | 2607 |
| Itogon | 2604 |
| Kabayan | 2606 |
| Kapangan | 2613 |
| Kibungan | 2611 |
| La Trinidad (incl. Pico) | 2601 |
| Lepanto | 2609 |
| Mankayan | 2608 |
| Philippine Military Academy | 2602 |
| Sablan | 2614 |
| Tuba (incl. Marcos Highway and Kenon Road) | 2603 |
| Tublay | 2615 |