| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sęczkowo | city | Kujawsko-Pomorskie | Poland | 52.68 | 18.72 | 314 | 5136 |
| Sędowo | city | Kujawsko-Pomorskie | Poland | 52.73 | 17.98 | 347 | 4068 |
| Sędówka | city | Kujawsko-Pomorskie | Poland | 52.73 | 17.97 | 341 | 4358 |
| Sępolno | city | Kujawsko-Pomorskie | Poland | 53.45 | 17.54 | 830 | 4941 |
| Sępólno Krajeńskie | city | Kujawsko-Pomorskie | Poland | 53.45 | 17.54 | 830 | 4941 |