| Place | Post Code |
|---|---|
| Amborgang, Porsea | 22384 |
| Gala Gala Pangkailan, Porsea | 22384 |
| Lumban Gurning, Porsea | 22384 |
| Nalela, Porsea | 22384 |
| Parparean I, Porsea | 22384 |
| Parparean II, Porsea | 22384 |
| Parparean III, Porsea | 22384 |
| Parparean IV, Porsea | 22384 |
| Pasar Porsea, Porsea | 22384 |
| Patane I, Porsea | 22384 |
| Patane II, Porsea | 22384 |
| Patane III, Porsea | 22384 |
| Patane IV, Porsea | 22384 |
| Patane V, Porsea | 22384 |
| Raut Bosi, Porsea | 22384 |
| Silamosik I, Porsea | 22384 |
| Simpang Sigura-Gura, Porsea | 22384 |