| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Chidong, Xiyu (池東村) | 881001, 881002 |
| Postal/ZIP Codes in Chima, Xiyu (赤馬村) | 881000 |
| Postal/ZIP Codes in Chixi, Xiyu (池西村) | 881001, 881002, 881002 |
| Postal/ZIP Codes in Dachi, Xiyu (大池村) | 881000 |
| Postal/ZIP Codes in Erkan, Xiyu (二崁村) | 881001 |
| Postal/ZIP Codes in Hejie, Xiyu (合界村) | 881001 |
| Postal/ZIP Codes in Hengjiao, Xiyu (橫礁村) | 881000 |
| Postal/ZIP Codes in Neian, Xiyu (內垵村) | 881002 |
| Postal/ZIP Codes in Waian, Xiyu (外垵村) | 881035 |
| Postal/ZIP Codes in Xiaomen, Xiyu (小門村) | 881001 |
| Postal/ZIP Codes in Zhuwan, Xiyu (竹灣村) | 881000 |