Towns
| State | City/Town | Town Title |
|---|---|---|
| Ohio | Salineville | Salineville, OH |
| Ohio | Sandusky | Sandusky, OH |
| Ohio | Sandyville | Sandyville, OH |
| Ohio | Sarahsville | Sarahsville, OH |
| Ohio | Sardinia | Sardinia, OH |
| Ohio | Sardis | Sardis, OH |
| Ohio | Savannah | Savannah, OH |
| Ohio | Scio | Scio, OH |
| Ohio | Scioto Furnace | Scioto Furnace, OH |
| Ohio | Scott | Scott, OH |
| Ohio | Scottown | Scottown, OH |
| Ohio | Seaman | Seaman, OH |
| Ohio | Sebring | Sebring, OH |
| Ohio | Sedalia | Sedalia, OH |
| Ohio | Senecaville | Senecaville, OH |
| Ohio | Seven Mile | Seven Mile, OH |
| Ohio | Seville | Seville, OH |
| Ohio | Shade | Shade, OH |
| Ohio | Shadyside | Shadyside, OH |
| Ohio | Shandon | Shandon, OH |
| Ohio | Sharon Center | Sharon Center, OH |
| Ohio | Sharpsburg | Sharpsburg, OH |
| Ohio | Shauck | Shauck, OH |
| Ohio | Shawnee | Shawnee, OH |
| Ohio | Sheffield Lake | Sheffield Lake, OH |