| Place | Post Code |
|---|---|
| Allig, Flora | 3810 |
| Anninipan, Flora | 3810 |
| Atok, Flora | 3810 |
| Bagutong, Flora | 3810 |
| Balasi, Flora | 3810 |
| Balluyan, Flora | 3810 |
| Malayugan, Flora | 3810 |
| Mallig, Flora | 3810 |
| Malubibit Norte, Flora | 3810 |
| Malubibit Sur, Flora | 3810 |
| Poblacion East, Flora | 3810 |
| Poblacion West, Flora | 3810 |
| San Jose, Flora | 3810 |
| Santa Maria, Flora | 3810 |
| Tamalunog, Flora | 3810 |
| Upper Atok, Flora | 3810 |
| All postal codes in Apayao | |
|---|---|
| Calanasan (Bayag), Apayao | |
| Conner, Apayao | |
| Flora, Apayao | |
| Kabugao, Apayao | |
| Luna, Apayao | |
| Pudtol, Apayao | |
| Santa Marcela, Apayao | |