| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sanmaolou | city | Zhejiang | China | 28.62 | 121.24 | 3 | 240529 |
| Sanmen | city | Zhejiang | China | 28.07 | 119.53 | 830 | 41069 |
| Sanmensili | city | Zhejiang | China | 29.22 | 119.10 | 830 | 26521 |
| Sanmenyuan | city | Zhejiang | China | 29.21 | 119.11 | 321 | 30127 |
| Sanmuqiu | city | Zhejiang | China | 29.35 | 119.07 | 1669 | 22435 |