| Locality | Post Code |
|---|---|
| Dongshi, Nanxi (東勢里) | 715001, 715002, 715003 |
| Guidan, Nanxi (龜丹里) | 715001 |
| Lutian, Nanxi (鹿田里) | 715001 |
| Mizhi, Nanxi (密枝里) | 715004, 715005, 715104 |
| Nanxi, Nanxi (楠西里) | 715002, 715003 |
| Wanqiu, Nanxi (灣丘里) | 715001, 715002, 715102 |
| Zhaoxing, Nanxi (照興里) | 715003, 715004 |