| Place | Post Code |
|---|---|
| Aplaya, Santa Rosa | 4026 |
| Balibago, Santa Rosa | 4026 |
| Caingin, Santa Rosa | 4026 |
| Dila, Santa Rosa | 4026 |
| Dita, Santa Rosa | 4026 |
| Don Jose, Santa Rosa | 4026 |
| Ibaba, Santa Rosa | 4026 |
| Kanluran, Santa Rosa | 4026 |
| Labas, Santa Rosa | 4026 |
| Macabling, Santa Rosa | 4026 |
| Malitlit, Santa Rosa | 4026 |
| Malusak, Santa Rosa | 4026 |
| Market Area, Santa Rosa | 4026 |
| Pook, Santa Rosa | 4026 |
| Pulong Santa Cruz, Santa Rosa | 4026 |
| Santo Domingo, Santa Rosa | 4026 |
| Sinalhan, Santa Rosa | 4026 |
| Tagapo, Santa Rosa | 4026 |