| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Seccion Bellavista | city | Magallanes y de la Antartica Chilena | Chile | -52.37 | -71.30 | 830 | 0 |
| Seccion Nireguao | city | Aysen | Chile | -45.27 | -71.70 | 2519 | 0 |
| Sección Baño Nuevo | city | Aysen | Chile | -45.26 | -71.51 | 2726 | 0 |
| Sección Cabeza del Mar | city | Magallanes y de la Antartica Chilena | Chile | -52.71 | -70.92 | 3 | 0 |
| Sección El Zurdo | city | Magallanes y de la Antartica Chilena | Chile | -52.04 | -71.23 | 830 | 0 |
| Sección Lazo | city | Magallanes y de la Antartica Chilena | Chile | -51.12 | -72.82 | 278 | 0 |
| Sección Tapera | city | Aysen | Chile | -44.65 | -71.76 | 2509 | 0 |
| Seguel | city | Aysen | Chile | -46.96 | -72.81 | 830 | 83 |
| Segundo Corral | city | Los Lagos | Chile | -42.09 | -71.87 | 3464 | 149 |
| Selva Oscura | city | Araucania | Chile | -38.37 | -72.17 | 1669 | 2024 |
| Senda Central | city | Los Lagos | Chile | -41.41 | -72.88 | 403 | 35133 |
| Senda Menores | city | Los Lagos | Chile | -41.43 | -72.86 | 830 | 40835 |
| Sendero Butalcura | city | Los Lagos | Chile | -42.17 | -73.83 | 65 | 682 |
| Seno Muerto | city | Los Lagos | Chile | -43.24 | -71.92 | 4189 | 149 |
| Serrano | city | Atacama | Chile | -26.64 | -69.96 | 4189 | 212 |
| Serón | city | Coquimbo | Chile | -30.33 | -70.75 | 4258 | 319 |
| Sewell | city | Libertador General Bernardo O'Higgins | Chile | -34.08 | -70.38 | 7089 | 478 |