- State Line
- San Joaquin Estates
- San León
- Sea Isle
- Seagate
- Sheeran Estates
- Shell Island
- Shell Island
- Snake Island
- South Deer Island
- South Shore Village
- Sterling Wood
- Stingaree
- Sun Meadow
- Sunpark
- Sunset Meadows
- Sunwood
- Saint Lawrence
- Shannon
- Sarco
- Schroeder
- Scurlock
- Saint James
- Sample
- Sanco
- Sandy Fork
- Saturn
- Saturn
- Schoolland
- Slayden