Towns
| State | City/Town | Town Title |
|---|---|---|
| Ohio | North Lawrence | North Lawrence, OH |
| Ohio | North Lewisburg | North Lewisburg, OH |
| Ohio | North Lima | North Lima, OH |
| Ohio | North Olmsted | North Olmsted, OH |
| Ohio | North Ridgeville | North Ridgeville, OH |
| Ohio | North Robinson | North Robinson, OH |
| Ohio | North Royalton | North Royalton, OH |
| Ohio | North Star | North Star, OH |
| Ohio | Northfield | Northfield, OH |
| Ohio | Northwood | Northwood, OH |
| Ohio | Norwalk | Norwalk, OH |
| Ohio | Norwich | Norwich, OH |
| Ohio | Nova | Nova, OH |
| Ohio | Novelty | Novelty, OH |
| Ohio | Oak Harbor | Oak Harbor, OH |
| Ohio | Oak Hill | Oak Hill, OH |
| Ohio | Oakwood | Oakwood, OH |
| Ohio | Oberlin | Oberlin, OH |
| Ohio | Oceola | Oceola, OH |
| Ohio | Ohio City | Ohio City, OH |
| Ohio | Okeana | Okeana, OH |
| Ohio | Okolona | Okolona, OH |
| Ohio | Old Fort | Old Fort, OH |
| Ohio | Old Washington | Old Washington, OH |
| Ohio | Olmsted Falls | Olmsted Falls, OH |