| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| San Bartolo | city | Region de Antofagasta | Chile | -22.7166667 | -68.2166667 | 9501 | 19 |
| San Francisco | city | Region de Antofagasta | Chile | -23.55 | -67.9 | 10452 | 19 |
| San Juan | city | Region de Antofagasta | Chile | -25.4666667 | -69.8166667 | 6213 | 89 |
| San Juan | city | Region de Antofagasta | Chile | -23.0833333 | -69.0333333 | 8992 | 19 |
| San Pedro de Atacama | city | Region de Antofagasta | Chile | -22.9166667 | -68.2166667 | 7864 | 16 |
| San Ramon | city | Region de Antofagasta | Chile | -25.35 | -70.45 | 367 | 62 |
| San Ramón | city | Region de Antofagasta | Chile | -25.35 | -70.45 | 367 | 62 |
| Sara | city | Region de Antofagasta | Chile | -25.35 | -69.8833333 | 5698 | 89 |
| Sargento Aldea | city | Region de Antofagasta | Chile | -23.7333333 | -70.3666667 | 1269 | 1230 |
| Sierra Gorda | city | Region de Antofagasta | Chile | -22.9 | -69.3166667 | 5134 | 19 |
| Sierra Overa | city | Region de Antofagasta | Chile | -25.7666667 | -70.0833333 | 3845 | 272 |
| Socaire | city | Region de Antofagasta | Chile | -23.6 | -67.85 | 11925 | 19 |
| Solor | city | Region de Antofagasta | Chile | -22.95 | -68.2 | 7732 | 15 |
| Soncor | city | Region de Antofagasta | Chile | -23.3333333 | -68 | 8120 | 19 |
| Sólor | city | Region de Antofagasta | Chile | -22.95 | -68.2 | 7732 | 15 |
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