| Locality | Post Code |
|---|---|
| Fuqi, Taixi (富琦村) | 636000 |
| Guanghua, Taixi (光華村) | 636104 |
| Haibei, Taixi (海北村) | 636101, 636104 |
| Haikou, Taixi (海口村) | 636000 |
| Hainan, Taixi (海南村) | 636001, 636101 |
| Hefeng, Taixi (和豐村) | 636000 |
| Niucuo, Taixi (牛厝村) | 636103 |
| Quanzhou, Taixi (泉州村) | 636000 |
| Shanliao, Taixi (山寮村) | 636000 |
| Taixi, Taixi (台西村) | 636001, 636101 |
| Wengang, Taixi (蚊港村) | 636102 |
| Wugang, Taixi (五港村) | 636104, 636105 |
| Wulang, Taixi (五榔村) | 636000 |
| Xiding, Taixi (溪頂村) | 636103 |
| Yongfeng, Taixi (永豐村) | 636000 |