- Shelby, Shelby County, Alabama, United States1
- Sicily, Italy1
- Solfatara, Napoli, Campania, Italy1
- Somerset, Windham County, Vermont, United States1
- Southampton, England, United Kingdom1
- Southampton, Hampshire County, Massachusetts, United States1
- Spartanburg District, Spartanburg County, South Carolina, United States1
- Stavern, Vestfold, Norway1
- Steiermark (Styria), Austria1
- Steiermark, Austria1
- Strontian, Highland, Scotland, United Kingdom1
- Succasunna, Morris County, New Jersey, United States1
- Sulphur City, Calcasieu Parish, Louisiana, United States1
- Towns County, Georgia, United States1
- Trenton, Mercer County, New Jersey, United States1
- Trumbull, Fairfield County, Connecticut, United States1
- Trumbull, Fairfield County,Connecticut, United States1
- Tunaberg, Nyk'ping, S'dermanland, Sweden1
- Tuscany, Italy1
- Tyre, Liban-Sud, Lebanon1