| Locality | Postal Code |
|---|---|
| Bo Dong, Sihu (萡東村) | 654000 |
| Bozi, Sihu (萡子村) | 654000 |
| Caicuo, Sihu (蔡厝村) | 654000 |
| Feidong, Sihu (飛東村) | 654000 |
| Feisha, Sihu (飛沙村) | 654025 |
| Guanggou, Sihu (廣溝村) | 654026 |
| Huliao, Sihu (湖寮村) | 654021 |
| Huxi, Sihu (湖西村) | 654021 |
| Lincuo, Sihu (林厝村) | 654000 |
| Lindong, Sihu (林東村) | 654000 |
| Luchang, Sihu (鹿場村) | 654023 |
| Lunbei, Sihu (崙北村) | 654000 |
| Lunnan, Sihu (崙南村) | 654026 |
| Neihu, Sihu (內湖村) | 654024, 654025 |
| Sanxing, Sihu (三姓村) | 654000 |
| Shihu, Sihu (施湖村) | 654011, 654025 |
| Sihu, Sihu (四湖村) | 654011 |
| Xidi, Sihu (溪底村) | 654021 |
| Xinzhuang, Sihu (新庄村) | 654011 |
| Xiwei, Sihu (溪尾村) | 654022 |
| Yangdiao, Sihu (羊調村) | 654025 |