| Locality | Post Code |
|---|---|
| Dongan, Xinyi (東安里) | 201004 |
| Dongguang, Xinyi (東光里) | 201003, 201005 |
| Dongming, Xinyi (東明里) | 201003, 201005, 201005 |
| Dongxin, Xinyi (東信里) | 201002, 201003, 201004, 201005, 201011, … |
| Lidong, Xinyi (禮東里) | 201000 |
| Liyi, Xinyi (禮儀里) | 201001, 201002 |
| Renshou, Xinyi (仁壽里) | 201014 |
| Renyi, Xinyi (仁義里) | 201014 |
| Xiaode, Xinyi (孝德里) | 201006 |
| Xiaogang, Xinyi (孝岡里) | 201006, 201007, 201008 |
| Xiaoshen, Xinyi (孝深里) | 201007 |
| Xiaoxian, Xinyi (孝賢里) | 201005, 201006 |
| Xiaozhong, Xinyi (孝忠里) | 201006, 201007, 201008, 201009, 201010 |
| Xinlu, Xinyi (信綠里) | 201011, 201013 |
| Yihe, Xinyi (義和里) | 201000 |
| Yimin, Xinyi (義民里) | 201012 |
| Yixing, Xinyi (義幸里) | 201013, 201014, 201301 |
| Yizhao, Xinyi (義昭里) | 201011, 201012, 201013, 201015, 201201, … |
| Zhicheng, Xinyi (智誠里) | 201001 |
| Zhihui, Xinyi (智慧里) | 200013 |
| Keelung Postal Codes | |
|---|---|
| Zhongzheng (中正區) | Zhongshan (中山區) |
| Xinyi (信義區) | Renai (仁愛區) |
| Qidu (七堵區) | Nuannuan (暖暖區) |
| Anle (安樂區) | |