| Place | Post Code |
|---|---|
| Agdaliran, San Dionisio | 5015 |
| Amayong, San Dionisio | 5015 |
| Bagacay, San Dionisio | 5015 |
| Batuan, San Dionisio | 5015 |
| Bondulan, San Dionisio | 5015 |
| Boroñgon, San Dionisio | 5015 |
| Canas, San Dionisio | 5015 |
| Capinang, San Dionisio | 5015 |
| Cubay, San Dionisio | 5015 |
| Cudionan, San Dionisio | 5015 |
| Dugman, San Dionisio | 5015 |
| Hacienda Conchita, San Dionisio | 5015 |
| Madanlog, San Dionisio | 5015 |
| Mandu-Awak, San Dionisio | 5015 |
| Moto, San Dionisio | 5015 |
| Naborot, San Dionisio | 5015 |
| Nipa, San Dionisio | 5015 |
| Odiongan, San Dionisio | 5015 |
| Pangi, San Dionisio | 5015 |
| Pase, San Dionisio | 5015 |
| Poblacion, San Dionisio | 5015 |
| San Nicolas, San Dionisio | 5015 |
| Santol, San Dionisio | 5015 |
| Siempreviva, San Dionisio | 5015 |
| Sua, San Dionisio | 5015 |
| Talo-Ato, San Dionisio | 5015 |