| Place | Post Code |
|---|---|
| Ambalgan, Santo Niño | 9509 |
| Guinsang-An, Santo Niño | 9509 |
| Katipunan, Santo Niño | 9509 |
| Manuel Roxas, Santo Niño | 9509 |
| Panay, Santo Niño | 9509 |
| Poblacion, Santo Niño | 9509 |
| Sajaneba, Santo Niño | 9509 |
| San Isidro, Santo Niño | 9509 |
| San Vicente, Santo Niño | 9509 |
| Teresita, Santo Niño | 9509 |