| Sloan, NY (Village) |
| Sloan Township, IA (Township) |
| Sloatsburg, NY (Village) |
| Slocomb, AL (City) |
| Slocum Township, PA (Township) |
| Slope Center, ND (Township) |
| Slope County, ND (County) |
| Smackover, AR (City) |
| Smallwood Township, IL (Township) |
| Smelser Town, WI (Town) |
| Smelterville, ID (City) |
| Smethport, PA (Borough) |
| Smicksburg, PA (Borough) |
| Smiley, MN (Township) |
| Smiley, TX (City) |
