- Salfordville
- Salida
- Salina
- Salisbury
- Salisbury Heights
- Salisbury Junction
- Salix
- Salladasburg
- Sally Ann
- Salona
- Salter
- Saltillo
- Saltsburg
- Salunga
- Salunga-Landisville
- Saluvia
- Sambo Island
- Sample
- Sample Run
- Sampson
- Sampson
- Sanatoga
- Sanatoga Commons
- Sanborn
- Sand Beach
- Sand Hill
- Sand Patch
- Sand Spring
- Sandhill
- Sandhill