| Place | Post Code |
|---|---|
| Balolong, Enrique Villanueva | 6230 |
| Bino-Ongan, Enrique Villanueva | 6230 |
| Bitaug, Enrique Villanueva | 6230 |
| Bolot, Enrique Villanueva | 6230 |
| Camogao, Enrique Villanueva | 6230 |
| Cangmangki, Enrique Villanueva | 6230 |
| Libo, Enrique Villanueva | 6230 |
| Lomangcapan, Enrique Villanueva | 6230 |
| Lotloton, Enrique Villanueva | 6230 |
| Manan-Ao, Enrique Villanueva | 6230 |
| Olave, Enrique Villanueva | 6230 |
| Parian, Enrique Villanueva | 6230 |
| Poblacion, Enrique Villanueva | 6230 |
| Tulapos, Enrique Villanueva | 6230 |
| All postal codes in Siquijor | |
|---|---|
| Enrique Villanueva, Siquijor | |
| Larena, Siquijor | |
| Lazi, Siquijor | |
| Maria, Siquijor | |
| San Juan, Siquijor | |
| Siquijor, Siquijor | |