| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sianan | city | Zhanghua | Taiwan | 23.97 | 120.55 | 65 | 184766 |
| Sianangang | city | Nantou | Taiwan | 23.97 | 120.87 | 1669 | 15049 |
| Sianankeng | city | Taizhong | Taiwan | 24.25 | 120.74 | 1669 | 355717 |
| Sianankeng | city | Taizhong | Taiwan | 24.24 | 120.73 | 830 | 383447 |
| Sianankeng | city | Taizhong | Taiwan | 24.23 | 120.77 | 1961 | 237485 |
| Siananpian | city | Xinzhu | Taiwan | 24.81 | 121.12 | 830 | 47233 |
| Siananshih | city | Zhanghua | Taiwan | 23.99 | 120.46 | 39 | 185762 |
| Siananshihkeng | city | Miaoli | Taiwan | 24.57 | 120.81 | 101 | 51107 |
| Sianantian | city | Taidong | Taiwan | 22.28 | 120.89 | 0 | 15917 |
| Siananzih | city | Yunlin | Taiwan | 23.65 | 120.54 | 249 | 45127 |
| Siananzih | city | Yunlin | Taiwan | 23.68 | 120.41 | 78 | 39856 |
| Siananzih | city | Taizhong | Taiwan | 24.29 | 120.58 | 830 | 378209 |
| Siananzih | city | Yunlin | Taiwan | 23.76 | 120.43 | 88 | 85935 |
| Siananzih | city | Zhanghua | Taiwan | 24.09 | 120.51 | 32 | 185613 |
| Siananzih | city | Xinbei | Taiwan | 25.18 | 121.65 | 830 | 401269 |
| Sianbogong | city | Taoyuan | Taiwan | 24.94 | 121.15 | 830 | 130080 |
| Siancaiwong | city | Jiayi | Taiwan | 23.54 | 120.59 | 2509 | 33376 |
| Siancaopu | city | Tainan | Taiwan | 23.34 | 120.48 | 1669 | 38094 |
| Siandao | city | Taoyuan | Taiwan | 24.81 | 121.25 | 1066 | 165592 |
| Siandong | city | Tainan | Taiwan | 23.38 | 120.48 | 830 | 45689 |
| Siandonghu | city | Jilong | Taiwan | 25.12 | 121.68 | 334 | 280234 |
| Siandongping | city | Nantou | Taiwan | 23.91 | 120.80 | 1906 | 15049 |
| Siandongyan | city | Jilong | Taiwan | 25.15 | 121.75 | 0 | 129554 |
| Sianeibu | city | Taibei | Taiwan | 25.02 | 121.54 | 177 | 361236 |
| Sianeicuo | city | Taoyuan | Taiwan | 25.02 | 121.20 | 262 | 142349 |
| Sianeili | city | Xinzhu | Taiwan | 24.81 | 121.08 | 328 | 47233 |
| Sianeili | city | Taoyuan | Taiwan | 25.00 | 121.23 | 334 | 142362 |
| Sianeisin | city | Taizhong | Taiwan | 24.11 | 120.69 | 164 | 108310 |
| Siang'antou | city | Zhanghua | Taiwan | 24.07 | 120.62 | 108 | 119253 |
| Siang-khe-hiong | city | Xinbei | Taiwan | 25.04 | 121.87 | 134 | 428276 |
| Siang-khe-khu | city | Xinbei | Taiwan | 25.04 | 121.87 | 134 | 428276 |
| Siangbi | city | Xinzhu | Taiwan | 24.89 | 120.99 | 196 | 39394 |
| Siangbi | city | Miaoli | Taiwan | 24.36 | 120.95 | 3349 | 44658 |
| Siangbikeng | city | Taizhong | Taiwan | 24.01 | 120.70 | 354 | 15049 |
| Siangcaochang | city | Hualian | Taiwan | 23.68 | 121.42 | 380 | 7599 |
| Siangchuan | city | Taizhong | Taiwan | 24.32 | 120.92 | 2723 | 47187 |
| Siangdongcuo | city | Gaoxiong | Taiwan | 22.96 | 120.44 | 830 | 40894 |
| Siangdongpai | city | Miaoli | Taiwan | 24.54 | 120.92 | 984 | 39856 |
| Sianggongshan | city | Xinbei | Taiwan | 25.21 | 121.47 | 830 | 877407 |
| Siangjhangcuo | city | Xinbei | Taiwan | 25.08 | 121.67 | 147 | 149172 |
| Siangjiaojiao | city | Gaoxiong | Taiwan | 22.75 | 120.33 | 49 | 361470 |
| Siangjiaoshan | city | Tainan | Taiwan | 23.19 | 120.53 | 1728 | 35760 |
| Siangjiaoshih | city | Nantou | Taiwan | 24.09 | 120.89 | 1669 | 15049 |
| Siangjiaoshih | city | Nantou | Taiwan | 23.89 | 120.73 | 830 | 15049 |
| Siangjiaowan | city | Pingdong | Taiwan | 21.92 | 120.83 | 173 | 7439 |
| Siangjiaowan | city | Miaoli | Taiwan | 24.65 | 120.88 | 118 | 49481 |
| Siangjiaowo | city | Xinzhu | Taiwan | 24.66 | 121.04 | 1669 | 41000 |
| Siangjiaoyuan | city | Nantou | Taiwan | 23.57 | 120.87 | 3425 | 23995 |
| Siangjie | city | Taoyuan | Taiwan | 25.00 | 121.23 | 328 | 142362 |
| Siangkou | city | Jiayi | Taiwan | 23.44 | 120.39 | 78 | 91682 |
| Siangkou | city | Tainan | Taiwan | 23.22 | 120.16 | 22 | 97625 |
| Sianglan | city | Xinbei | Taiwan | 25.02 | 121.97 | 196 | 23655 |
| Sianglin | city | Pingdong | Taiwan | 22.04 | 120.83 | 147 | 29673 |
| Sianglin | city | Pingdong | Taiwan | 22.02 | 120.71 | 164 | 18788 |
| Sianglin | city | Miaoli | Taiwan | 24.43 | 120.89 | 1669 | 36800 |
| Siangnanzih | city | Tainan | Taiwan | 22.92 | 120.36 | 154 | 79499 |
| Siangpiliao | city | Gaoxiong | Taiwan | 22.99 | 120.57 | 830 | 35860 |
| Siangshan | city | Xinzhu | Taiwan | 24.76 | 120.92 | 65 | 33304 |
| Siangshan | city | Nantou | Taiwan | 23.85 | 120.90 | 2591 | 15049 |
| Siangshan | city | Zhanghua | Taiwan | 23.84 | 120.60 | 1033 | 75791 |
| Siangshan | city | Miaoli | Taiwan | 24.31 | 120.88 | 2024 | 75237 |
| Siangshan Shihfan Muchang | city | Xinzhu | Taiwan | 24.77 | 120.92 | 196 | 34691 |
| Siangshanjhuang | city | Zhanghua | Taiwan | 24.08 | 120.59 | 196 | 164661 |
| Siangshankeng | city | Xinzhu | Taiwan | 24.78 | 120.94 | 196 | 39887 |
| Siangshankeng | city | Xinzhu | Taiwan | 24.76 | 120.95 | 328 | 46216 |
| Siangshe | city | Pingdong | Taiwan | 22.56 | 120.47 | 29 | 30843 |
| Siangshuei | city | Miaoli | Taiwan | 24.45 | 120.85 | 1692 | 41567 |
| Siangsia | city | Taizhong | Taiwan | 24.29 | 120.79 | 984 | 188616 |
| Siangsihbu | city | Taizhong | Taiwan | 24.05 | 120.64 | 147 | 66970 |
| Siangsihliao | city | Zhanghua | Taiwan | 23.93 | 120.43 | 39 | 181550 |
| Siangsihlin | city | Miaoli | Taiwan | 24.71 | 120.89 | 62 | 38809 |
| Siangsihu | city | Miaoli | Taiwan | 24.54 | 120.90 | 1669 | 42058 |
| Siangsihwo | city | Miaoli | Taiwan | 24.50 | 120.73 | 331 | 50681 |
| Siangsingu | city | Nantou | Taiwan | 23.64 | 120.79 | 5902 | 25468 |
| Siangtan | city | Pingdong | Taiwan | 22.48 | 120.61 | 91 | 30843 |
| Siangtian | city | Zhanghua | Taiwan | 23.87 | 120.38 | 45 | 109951 |
| Siangtianhu | city | Xinbei | Taiwan | 24.99 | 121.62 | 984 | 146161 |
| Siangtianhu | city | Miaoli | Taiwan | 24.58 | 121.03 | 1774 | 35462 |
| Siangtianhu | city | Xinbei | Taiwan | 24.89 | 121.53 | 830 | 329316 |
| Siangtianpo | city | Taoyuan | Taiwan | 24.85 | 121.35 | 1236 | 243453 |
| Siangtoubu | city | Taibei | Taiwan | 25.00 | 121.59 | 321 | 142377 |
| Sianguniang | city | Jiayi | Taiwan | 23.43 | 120.56 | 1669 | 33890 |
| Siangyang | city | Taidong | Taiwan | 23.25 | 120.99 | 6942 | 5364 |
| Siangyang | city | Tainan | Taiwan | 22.95 | 120.33 | 131 | 94738 |
| Siangyang | city | Pingdong | Taiwan | 22.67 | 120.52 | 62 | 30842 |
| Siangyangjiao | city | Pingdong | Taiwan | 22.67 | 120.51 | 62 | 30843 |
| Siangyuanjiao | city | Nantou | Taiwan | 23.79 | 120.67 | 830 | 15829 |
| Siangyuanlin | city | Xinbei | Taiwan | 25.16 | 121.63 | 830 | 365426 |
| Siangyuanwo | city | Miaoli | Taiwan | 24.50 | 120.90 | 1669 | 39121 |
| Siangyuanwo | city | Xinzhu | Taiwan | 24.73 | 121.13 | 830 | 45135 |
| Siangzihbu | city | Tainan | Taiwan | 23.06 | 120.49 | 859 | 35868 |
| Siang’antou | city | Zhanghua | Taiwan | 24.07 | 120.62 | 108 | 119253 |
| Sianhe | city | Xinzhu | Taiwan | 24.71 | 121.21 | 1771 | 42403 |
| Sianian | city | Zhanghua | Taiwan | 24.03 | 120.41 | 32 | 145200 |
| Sianioubu | city | Taizhong | Taiwan | 24.31 | 120.56 | 91 | 166237 |
| Sianiouchou | city | Zhanghua | Taiwan | 23.84 | 120.30 | 13 | 57198 |
| Sianjhuang | city | Zhanghua | Taiwan | 23.99 | 120.63 | 209 | 41707 |
| Sianjin | city | Nantou | Taiwan | 23.76 | 120.83 | 2837 | 15049 |
| Siankeng | city | Gaoxiong | Taiwan | 22.74 | 120.44 | 85 | 57022 |
| Sianlejhuang | city | Hualian | Taiwan | 23.68 | 121.39 | 830 | 7599 |
| Sianlinsiang | city | Gaoxiong | Taiwan | 23.06 | 120.55 | 843 | 35868 |
| Sianlunzih | city | Nantou | Taiwan | 23.80 | 120.86 | 1171 | 15049 |
| Sianmeiping | city | Nantou | Taiwan | 23.92 | 120.82 | 2657 | 15049 |
| Sianongchang | city | Taidong | Taiwan | 22.79 | 121.15 | 82 | 3958 |
| Sianshan | city | Miaoli | Taiwan | 24.54 | 120.95 | 2037 | 35975 |
| Sianshankou | city | Miaoli | Taiwan | 24.54 | 120.92 | 984 | 38697 |
| Sianshuei Nongchang | city | Nantou | Taiwan | 23.93 | 120.98 | 2509 | 15049 |
| Siansi | city | Zhanghua | Taiwan | 24.13 | 120.47 | 29 | 147737 |
| Siantan | city | Tainan | Taiwan | 23.36 | 120.50 | 1669 | 35625 |
| Siantangping | city | Taizhong | Taiwan | 24.25 | 120.79 | 1669 | 176135 |
| Siantu | city | Nantou | Taiwan | 23.89 | 120.80 | 1669 | 15049 |
| Siantukeng | city | Nantou | Taiwan | 23.99 | 120.81 | 2043 | 15049 |
| Siantukeng | city | Nantou | Taiwan | 24.03 | 120.81 | 938 | 15049 |
| Sianwei | city | Penghu | Taiwan | 23.65 | 119.56 | 0 | 6649 |
| Sianwo | city | Miaoli | Taiwan | 24.50 | 120.78 | 830 | 51189 |
| Sianzihlin | city | Tainan | Taiwan | 23.14 | 120.23 | 78 | 125276 |