| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Zahns Corners | city | Ohio | United States | 39.06056 | -82.9625 | 613 | 3704 |
| Zaleski | city | Ohio | United States | 39.28222 | -82.395 | 770 | 1257 |
| Zanesfield | city | Ohio | United States | 40.33833 | -83.67722 | 1197 | 5986 |
| Zanesville | city | Ohio | United States | 39.94028 | -82.01333 | 695 | 37881 |
| Zanesville Terrace | city | Ohio | United States | 39.89944 | -82.03389 | 797 | 28576 |
| Zeal historical | city | Ohio | United States | 39.19639 | -82.29611 | 698 | 1142 |
| Zeno | city | Ohio | United States | 39.79833 | -81.73361 | 1026 | 1074 |
| Zimmer | city | Ohio | United States | 39.90667 | -82.89833 | 711 | 87716 |
| Zimmerman | city | Ohio | United States | 39.72778 | -84.0575 | 892 | 60846 |
| Ziontown | city | Ohio | United States | 39.85361 | -82.36222 | 1082 | 2999 |
| Zoar | city | Ohio | United States | 39.35083 | -84.19167 | 800 | 10401 |
| Zoar | city | Ohio | United States | 40.61417 | -81.4225 | 898 | 9359 |
| Zoarville | city | Ohio | United States | 40.58444 | -81.38944 | 905 | 6832 |
| Zone | city | Ohio | United States | 41.62278 | -84.32806 | 718 | 2043 |
| Zuber historical | city | Ohio | United States | 39.825 | -83.0325 | 698 | 9953 |
| Zuck | city | Ohio | United States | 40.37806 | -82.23639 | 964 | 1682 |
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