| Locality | Post Code |
|---|---|
| Baisha, Huatan (白沙村) | 503004, 503005, 503005 |
| Beikou, Huatan (北口村) | 503006, 503011 |
| Huatan, Huatan (花壇村) | 503009, 503011 |
| Jindun, Huatan (金墩村) | 503001 |
| Liucuo, Huatan (劉厝村) | 503011 |
| Lunya, Huatan (崙雅村) | 503009, 503011, 503011 |
| Nankou, Huatan (南口村) | 503009, 503204 |
| Qiaotou, Huatan (橋頭村) | 503001, 503003, 503004, 503008, 503010 |
| Sanchun, Huatan (三春村) | 503010 |
| Wandong, Huatan (灣東村) | 503003, 503007 |
| Wanya, Huatan (灣雅村) | 503003 |
| Wende, Huatan (文德村) | 503006, 503007 |
| Yanzhu, Huatan (岩竹村) | 503005, 503007 |
| Yongchun, Huatan (永春村) | 503002, 503003 |
| Zhangchun, Huatan (長春村) | 503002 |
| Zhangsha, Huatan (長沙村) | 503004, 503008, 503009 |
| Zhongkou, Huatan (中口村) | 503006, 503009, 503201, 503202, 503203 |
| Zhongzhuang, Huatan (中庄村) | 503001, 503010 |