| Locality | Post Code |
|---|---|
| Guangsheng, Sanyi (廣盛村) | 367002, 367004, 367005 |
| Liyutan, Sanyi (鯉魚潭村) | 367003 |
| Longteng, Sanyi (龍騰村) | 367000 |
| Shengxing, Sanyi (勝興村) | 367002, 367003, 367004 |
| Shuanghu, Sanyi (双湖村) | 367001 |
| Shuangtan, Sanyi (双潭村) | 367001 |
| Xihu, Sanyi (西湖村) | 367002, 367003, 367004 |