Towns
| State | City/Town | Town Title |
|---|---|---|
| Ohio | Shelby | Shelby, OH |
| Ohio | Sherrodsville | Sherrodsville, OH |
| Ohio | Sherwood | Sherwood, OH |
| Ohio | Shiloh | Shiloh, OH |
| Ohio | Shreve | Shreve, OH |
| Ohio | Sidney | Sidney, OH |
| Ohio | Sinking Spring | Sinking Spring, OH |
| Ohio | Smithfield | Smithfield, OH |
| Ohio | Smithville | Smithville, OH |
| Ohio | Solon | Solon, OH |
| Ohio | Somerdale | Somerdale, OH |
| Ohio | Somerset | Somerset, OH |
| Ohio | Somerville | Somerville, OH |
| Ohio | South Bloomingville | South Bloomingville, OH |
| Ohio | South Charleston | South Charleston, OH |
| Ohio | South Lebanon | South Lebanon, OH |
| Ohio | South Point | South Point, OH |
| Ohio | South Salem | South Salem, OH |
| Ohio | South Solon | South Solon, OH |
| Ohio | South Vienna | South Vienna, OH |
| Ohio | South Webster | South Webster, OH |
| Ohio | Southington | Southington, OH |
| Ohio | Sparta | Sparta, OH |
| Ohio | Spencer | Spencer, OH |
| Ohio | Spencerville | Spencerville, OH |