| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Annei, Yanshui (岸內里) | 737001, 737003, 737601, 737602 |
| Postal/ZIP Codes in Ditougang, Yanshui (坔頭港里) | 737000 |
| Postal/ZIP Codes in Huanya, Yanshui (歡雅里) | 737004, 737005 |
| Postal/ZIP Codes in Jincheng, Yanshui (津城里) | 737001 |
| Postal/ZIP Codes in Jingshui, Yanshui (汫水里) | 737003 |
| Postal/ZIP Codes in Qiaonan, Yanshui (橋南里) | 737002, 737005, 737007, 737008, 737302, … |
| Postal/ZIP Codes in Sanhe, Yanshui (三和里) | 737004 |
| Postal/ZIP Codes in Sanming, Yanshui (三明里) | 737007 |
| Postal/ZIP Codes in Shuixiu, Yanshui (水秀里) | 737003, 737006, 737008, 737301 |
| Postal/ZIP Codes in Wenchang, Yanshui (文昌里) | 737004, 737004, 737007 |
| Postal/ZIP Codes in Yizhong, Yanshui (義中里) | 737006 |
| Postal/ZIP Codes in Yuegang, Yanshui (月港里) | 737001, 737005, 737007, 737201, 737202, … |
| Postal/ZIP Codes in Zhulin, Yanshui (竹林里) | 737005 |