| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Cebee | city | Ohio | United States | 38.52 | -82.39 | 830 | |
| Cecil | city | Ohio | United States | 41.22 | -84.60 | 830 | |
| Cedar Corners | city | Ohio | United States | 41.16 | -80.63 | 1000 | |
| Cedar Creek | city | Ohio | United States | 41.60 | -83.43 | 830 | |
| Cedar Creek | city | Ohio | United States | 39.77 | -82.81 | 997 | |
| Cedar Creek Woods | city | Ohio | United States | 41.60 | -83.43 | 830 | |
| Cedar Falls (historical) | city | Ohio | United States | 39.42 | -82.52 | 898 | |
| Cedar Fork | city | Ohio | United States | 39.09 | -83.32 | 830 | |
| Cedar Grove | city | Ohio | United States | 39.44 | -82.54 | 987 | |
| Cedar Hill | city | Ohio | United States | 39.69 | -82.81 | 898 | |
| Cedar Hills | city | Ohio | United States | 39.95 | -83.89 | 997 | |
| Cedar Hills | city | Ohio | United States | 40.04 | -81.57 | 948 | |
| Cedar Mills | city | Ohio | United States | 38.82 | -83.39 | 830 | |
| Cedar Park | city | Ohio | United States | 41.16 | -80.64 | 1049 | |
| Cedar Point | city | Ohio | United States | 41.48 | -82.68 | 830 | |
| Cedar Run | city | Ohio | United States | 39.77 | -81.90 | 830 | |
| Cedar Run | city | Ohio | United States | 40.00 | -82.78 | 1082 | |
| Cedar Springs | city | Ohio | United States | 39.84 | -84.79 | 1099 | |
| Cedar Tree Estates | city | Ohio | United States | 41.10 | -83.65 | 830 | |
| Cedar Valley | city | Ohio | United States | 40.87 | -82.02 | 987 | |
| Cedarville | city | Ohio | United States | 39.74 | -83.81 | 1017 | |
| Cedron | city | Ohio | United States | 38.81 | -84.05 | 830 | |
| Celeryville | city | Ohio | United States | 41.03 | -82.73 | 935 | |
| Celina | city | Ohio | United States | 40.55 | -84.57 | 875 | |
| Celina Mobile Home Park | city | Ohio | United States | 40.56 | -84.58 | 895 | |
| Centenary | city | Ohio | United States | 38.80 | -82.27 | 830 | |
| Centennial | city | Ohio | United States | 41.72 | -83.74 | 830 | |
| Center | city | Ohio | United States | 41.14 | -83.16 | 830 | |
| Center | city | Ohio | United States | 40.06 | -81.53 | 994 | |
| Center (historical) | city | Ohio | United States | 39.79 | -81.46 | 997 | |
| Center Bend | city | Ohio | United States | 39.59 | -81.68 | 830 | |
| Center Road (historical) | city | Ohio | United States | 41.56 | -81.13 | 1204 | |
| Center Station | city | Ohio | United States | 38.68 | -82.66 | 830 | |
| Center Village | city | Ohio | United States | 40.17 | -82.81 | 1049 | |
| Center World | city | Ohio | United States | 41.23 | -80.91 | 935 | |
| Centerburg | city | Ohio | United States | 40.30 | -82.70 | 1197 | |
| Centerpoint | city | Ohio | United States | 38.80 | -83.89 | 830 | |
| Centerpoint | city | Ohio | United States | 38.85 | -82.45 | 830 | |
| Centerton | city | Ohio | United States | 41.08 | -82.75 | 882 | |
| Centerview (historical) | city | Ohio | United States | 39.54 | -81.03 | 830 | |
| Centerville | city | Ohio | United States | 39.08 | -83.95 | 898 | |
| Centerville | city | Ohio | United States | 39.63 | -84.16 | 997 | |
| Centerville | city | Ohio | United States | 40.49 | -83.24 | 898 | |
| Centerville | city | Ohio | United States | 40.67 | -82.04 | 997 | |
| Centerville | city | Ohio | United States | 39.98 | -80.97 | 1200 | |
| Centerville | city | Ohio | United States | 39.64 | -81.62 | 839 | |
| Centerville (historical) | city | Ohio | United States | 41.10 | -82.14 | 928 | |
| Central Avenue Park | city | Ohio | United States | 41.68 | -83.68 | 830 | |
| Central City (historical) | city | Ohio | United States | 40.03 | -82.47 | 931 | |
| Central College | city | Ohio | United States | 40.10 | -82.89 | 892 | |
| Central Mobile Home Park | city | Ohio | United States | 40.29 | -83.07 | 892 | |
| Central Mobile Home Park | city | Ohio | United States | 41.10 | -80.74 | 1131 | |
| Century Bay | city | Ohio | United States | 41.88 | -80.86 | 830 | |
| Cesarea | city | Ohio | United States | 40.71 | -82.48 | 1669 | |
| Ceylon | city | Ohio | United States | 41.37 | -82.49 | 830 |