- Somerville
- Southport
- Spencer
- Spring Grove
- Spring Lake
- Star City
- Staunton
- Sullivan
- Sulphur Springs
- Syracuse
- Saint Joe
- Santa Claus
- Scottsburg
- Sharpsville
- South Haven
- Springport
- Spurgeon
- State Line
- Summitville
- Sponsler
- Stalcup Corner
- Summit
- Saddle Creek
- Sail Place
- Sand Creek Woods
- Sandstone Lakes
- Sandstone Ridge
- Sandstone Woods
- Sawgrass
- Spyglass Hill