| Place | Postal Code |
|---|---|
| Bangon, Lumbaca-Unayan | 9300 |
| Beta, Lumbaca-Unayan | 9300 |
| Calalon, Lumbaca-Unayan | 9300 |
| Calipapa, Lumbaca-Unayan | 9300 |
| Dilausan, Lumbaca-Unayan | 9300 |
| Dimapaok, Lumbaca-Unayan | 9300 |
| Lumbac Dilausan, Lumbaca-Unayan | 9300 |
| Oriental Beta, Lumbaca-Unayan | 9300 |
| Tringun, Lumbaca-Unayan | 9300 |