| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Cuba | city | Ohio | United States | 39.36 | -83.86 | 997 | |
| Cuba | city | Ohio | United States | 41.05 | -84.20 | 830 | |
| Cudell | city | Ohio | United States | 41.48 | -81.75 | 830 | |
| Culbertson Heights | city | Ohio | United States | 40.05 | -84.19 | 862 | |
| Culler Mill | city | Ohio | United States | 40.70 | -82.39 | 1092 | |
| Cumberland | city | Ohio | United States | 39.85 | -81.66 | 997 | |
| Cummings (historical) | city | Ohio | United States | 41.56 | -83.49 | 830 | |
| Cumminsville | city | Ohio | United States | 39.16 | -84.54 | 830 | |
| Cunningham | city | Ohio | United States | 39.58 | -83.55 | 997 | |
| Curtice | city | Ohio | United States | 41.62 | -83.37 | 830 | |
| Custaloga (historical) | city | Ohio | United States | 40.67 | -82.07 | 997 | |
| Custar | city | Ohio | United States | 41.28 | -83.84 | 830 | |
| Cutler | city | Ohio | United States | 39.35 | -81.79 | 830 | |
| Cutty Sunset Mobile Home Park | city | Ohio | United States | 40.95 | -81.25 | 1184 | |
| Cuyahoga Falls | city | Ohio | United States | 41.13 | -81.48 | 1017 | |
| Cuyahoga Heights | city | Ohio | United States | 41.44 | -81.66 | 830 |