| Place | Post Code |
|---|---|
| Pamigsian, Bontoc | 6604 |
| Pangi, Bontoc | 6604 |
| Poblacion, Bontoc | 6604 |
| Pong-On, Bontoc | 6604 |
| Sampongon, Bontoc | 6604 |
| San Ramon, Bontoc | 6604 |
| San Vicente, Bontoc | 6604 |
| Santa Cruz, Bontoc | 6604 |
| Santo Niño, Bontoc | 6604 |
| Taa, Bontoc | 6604 |
| Talisay, Bontoc | 6604 |
| Taytagan, Bontoc | 6604 |
| Tuburan, Bontoc | 6604 |
| Union, Bontoc | 6604 |