| Place | Postal Code |
|---|---|
| Alegre, Dulag | 6505 |
| Arado, Dulag | 6505 |
| Barbo, Dulag | 6505 |
| Batug, Dulag | 6505 |
| Bolongtohan, Dulag | 6505 |
| Bulod, Dulag | 6505 |
| Buntay, Dulag | 6505 |
| Cabacungan, Dulag | 6505 |
| Cabarasan, Dulag | 6505 |
| Cabato-An, Dulag | 6505 |
| Calipayan, Dulag | 6505 |
| Calubian, Dulag | 6505 |
| Cambula District, Dulag | 6505 |
| Camitoc, Dulag | 6505 |
| Camote, Dulag | 6505 |
| Candao, Dulag | 6505 |
| Catmonan, Dulag | 6505 |
| Combis, Dulag | 6505 |
| Dacay, Dulag | 6505 |
| Del Carmen, Dulag | 6505 |
| Del Pilar, Dulag | 6505 |
| Fatima, Dulag | 6505 |
| General Roxas, Dulag | 6505 |
| Highway, Dulag | 6505 |
| Luan, Dulag | 6505 |
| Magsaysay, Dulag | 6505 |