| Place | Post Code |
|---|---|
| Anahao, Bontoc | 6604 |
| Banahao, Bontoc | 6604 |
| Baugo, Bontoc | 6604 |
| Beniton, Bontoc | 6604 |
| Buenavista, Bontoc | 6604 |
| Bunga, Bontoc | 6604 |
| Casao, Bontoc | 6604 |
| Catmon, Bontoc | 6604 |
| Catoogan, Bontoc | 6604 |
| Cawayanan, Bontoc | 6604 |
| Dao, Bontoc | 6604 |
| Divisoria, Bontoc | 6604 |
| Esperanza, Bontoc | 6604 |
| Guinsangaan, Bontoc | 6604 |
| Hibagwan, Bontoc | 6604 |
| Hilaan, Bontoc | 6604 |
| Himakilo, Bontoc | 6604 |
| Hitawos, Bontoc | 6604 |
| Lanao, Bontoc | 6604 |
| Lawgawan, Bontoc | 6604 |
| Mahayahay, Bontoc | 6604 |
| Malbago, Bontoc | 6604 |
| Mauylab, Bontoc | 6604 |
| Olisihan, Bontoc | 6604 |
| Paku, Bontoc | 6604 |
| Pamahawan, Bontoc | 6604 |