- Saratoga
- Slater
- Sleepy Hollow
- Superior
- Sheridan
- Shoshoni
- Sinclair
- Smoot
- South Flat
- South Greeley
- South Park
- Story
- Sundance
- Sweeney Ranch
- Saddlestring
- Sage
- Saint Stephens
- Sales Place
- Salt Wells
- Sand Creek Crossing
- Sand Draw
- Savageton
- Savery
- Seely
- Seminoe Dam
- Shawnee
- Sheffield Island
- Shell
- Sherman
- Shirley Basin