- Sutter
- Saline Landing
- Shetlerville
- Sparks Hill
- Spencer Heights
- Saint James
- Saint Rose
- Scarboro
- Scheller
- Schuline
- Scioto Mills
- Scott AFB
- Serena
- Seward
- Seymour
- Shattuc
- Shobonier
- Signal Hill
- Smithshire
- Solon Mills
- Speer
- Stallings
- State Park Place
- Stockland
- Stolle
- Sugarloaf Heights
- Summum
- Sunfield
- Sunny Crest
- Swanwick