| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Hearthstone | city | Ohio | United States | 39.74 | -84.13 | 898 | |
| Hearthstone Estates | city | Ohio | United States | 40.95 | -81.52 | 1023 | |
| Heath | city | Ohio | United States | 40.02 | -82.44 | 898 | |
| Heath | city | Ohio | United States | 39.96 | -80.78 | 830 | |
| Heather Glen | city | Ohio | United States | 40.22 | -82.92 | 971 | |
| Heather Ridge | city | Ohio | United States | 40.04 | -83.15 | 898 | |
| Heathergreen | city | Ohio | United States | 39.60 | -82.91 | 830 | |
| Heatons Furnace | city | Ohio | United States | 41.18 | -80.77 | 862 | |
| Hebardville | city | Ohio | United States | 39.25 | -82.17 | 830 | |
| Hebron | city | Ohio | United States | 39.96 | -82.49 | 898 | |
| Hechts Landing | city | Ohio | United States | 40.50 | -84.47 | 898 | |
| Hecla | city | Ohio | United States | 38.55 | -82.64 | 830 | |
| Hector | city | Ohio | United States | 41.10 | -84.23 | 830 | |
| Hedges | city | Ohio | United States | 41.09 | -84.51 | 830 | |
| Hedgewood | city | Ohio | United States | 38.81 | -82.21 | 830 | |
| Hedgewood | city | Ohio | United States | 41.43 | -81.95 | 830 | |
| Hedington Corners | city | Ohio | United States | 40.29 | -82.71 | 1194 | |
| Hegemanns Landing | city | Ohio | United States | 40.37 | -84.35 | 948 | |
| Heglers (historical) | city | Ohio | United States | 39.46 | -83.25 | 830 | |
| Heidelberg Beach | city | Ohio | United States | 41.39 | -82.45 | 830 | |
| Heisley (historical) | city | Ohio | United States | 41.70 | -81.31 | 830 | |
| Helena | city | Ohio | United States | 39.93 | -81.61 | 997 | |
| Helena | city | Ohio | United States | 41.34 | -83.29 | 830 | |
| Hells Corners | city | Ohio | United States | 41.14 | -80.55 | 1085 | |
| Helmick | city | Ohio | United States | 40.39 | -81.94 | 898 | |
| Hemlock | city | Ohio | United States | 39.59 | -82.16 | 830 | |
| Hemlock Green Estates | city | Ohio | United States | 40.91 | -81.50 | 1095 | |
| Hemlock Grove | city | Ohio | United States | 39.12 | -81.99 | 830 | |
| Henderson Heights | city | Ohio | United States | 40.04 | -81.57 | 948 | |
| Hendrysburg | city | Ohio | United States | 40.06 | -81.17 | 1197 | |
| Henley | city | Ohio | United States | 38.84 | -83.16 | 830 | |
| Hennessee (historical) | city | Ohio | United States | 39.84 | -83.99 | 872 | |
| Hennessey (historical) | city | Ohio | United States | 39.83 | -83.88 | 997 | |
| Hennigans Grove | city | Ohio | United States | 39.84 | -83.02 | 830 | |
| Hennings Mill | city | Ohio | United States | 39.01 | -84.03 | 898 | |
| Henrietta | city | Ohio | United States | 41.34 | -82.30 | 830 | |
| Henry | city | Ohio | United States | 41.43 | -81.60 | 872 | |
| Henrys Trailer Court | city | Ohio | United States | 39.20 | -83.43 | 902 | |
| Hepburn | city | Ohio | United States | 40.62 | -83.47 | 997 | |
| Herbert Corners | city | Ohio | United States | 41.04 | -80.76 | 1154 | |
| Herefork | city | Ohio | United States | 41.06 | -82.39 | 1053 | |
| Heritage Creek | city | Ohio | United States | 40.02 | -83.16 | 898 | |
| Heritage Farms | city | Ohio | United States | 40.01 | -83.17 | 898 | |
| Heritage Glen | city | Ohio | United States | 39.90 | -83.08 | 830 | |
| Heritage Hill | city | Ohio | United States | 40.05 | -84.18 | 875 | |
| Heritage Hills | city | Ohio | United States | 40.54 | -81.11 | 1197 | |
| Heritage Lakes | city | Ohio | United States | 40.02 | -83.17 | 898 | |
| Heritage Township | city | Ohio | United States | 39.35 | -84.56 | 830 | |
| Heritage Village | city | Ohio | United States | 40.54 | -81.48 | 961 | |
| Herlan | city | Ohio | United States | 39.81 | -81.29 | 997 | |
| Hermanville | city | Ohio | United States | 40.92 | -81.91 | 1095 | |
| Herner Corners | city | Ohio | United States | 41.37 | -80.99 | 882 | |
| Herrick | city | Ohio | United States | 40.21 | -80.83 | 1154 | |
| Heslop | city | Ohio | United States | 39.52 | -81.28 | 885 | |
| Hessville | city | Ohio | United States | 41.40 | -83.24 | 830 | |
| Hestoria | city | Ohio | United States | 38.73 | -83.84 | 830 | |
| Hetzlerville (historical) | city | Ohio | United States | 40.21 | -84.73 | 1043 | |
| Hewitt | city | Ohio | United States | 39.99 | -84.68 | 1099 |