| Place | Post Code |
|---|---|
| Balud, San Fernando | 6018 |
| Balungag, San Fernando | 6018 |
| Basak, San Fernando | 6018 |
| Bugho, San Fernando | 6018 |
| Cabatbatan, San Fernando | 6018 |
| Greenhills, San Fernando | 6018 |
| Ilaya, San Fernando | 6018 |
| Lantawan, San Fernando | 6018 |
| Liburon, San Fernando | 6018 |
| Magsico, San Fernando | 6018 |
| Panadtaran, San Fernando | 6018 |
| Pitalo, San Fernando | 6018 |
| Poblacion North, San Fernando | 6018 |
| Poblacion South, San Fernando | 6018 |
| San Isidro, San Fernando | 6018 |
| Sangat, San Fernando | 6018 |
| Tabionan, San Fernando | 6018 |
| Tananas, San Fernando | 6018 |
| Tinubdan, San Fernando | 6018 |
| Tonggo, San Fernando | 6018 |
| Tubod, San Fernando | 6018 |