| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Сан-Себастьян | city | Euskadi | Spain | 43.31 | -1.98 | 16 | 138854 |
| Сеанури | city | Euskadi | Spain | 43.10 | -2.75 | 1023 | 2394 |
| Сеанурі | city | Euskadi | Spain | 43.10 | -2.75 | 1023 | 2394 |
| Сестао | city | Euskadi | Spain | 43.31 | -3.00 | 16 | 328208 |
| Сумарага | city | Euskadi | Spain | 43.09 | -2.31 | 1669 | 25775 |
| Сумаррага | city | Euskadi | Spain | 43.09 | -2.31 | 1669 | 25775 |