| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Gracey | city | Ohio | United States | 39.44 | -81.29 | 997 | |
| Grade (historical) | city | Ohio | United States | 40.51 | -81.89 | 1089 | |
| Grafton | city | Ohio | United States | 41.27 | -82.05 | 830 | |
| Graham | city | Ohio | United States | 39.66 | -81.20 | 997 | |
| Graham Corners | city | Ohio | United States | 40.19 | -82.09 | 941 | |
| Grahamsville | city | Ohio | United States | 38.96 | -82.71 | 830 | |
| Grainthorpe (historical) | city | Ohio | United States | 39.27 | -84.43 | 830 | |
| Grampian Hills | city | Ohio | United States | 40.51 | -81.14 | 1154 | |
| Grand Forest Beach | city | Ohio | United States | 41.41 | -82.58 | 830 | |
| Grand Lake Mobile Home Park | city | Ohio | United States | 40.50 | -84.54 | 875 | |
| Grand Oak | city | Ohio | United States | 40.18 | -82.94 | 898 | |
| Grand Rapids | city | Ohio | United States | 41.41 | -83.86 | 830 | |
| Grand River | city | Ohio | United States | 41.74 | -81.28 | 830 | |
| Grand View | city | Ohio | United States | 39.42 | -84.57 | 830 | |
| Grand View | city | Ohio | United States | 39.43 | -81.45 | 830 | |
| Grandview | city | Ohio | United States | 39.51 | -81.08 | 830 | |
| Grandview | city | Ohio | United States | 39.19 | -84.72 | 830 | |
| Grandview Estates | city | Ohio | United States | 38.83 | -82.20 | 830 | |
| Grandview Estates | city | Ohio | United States | 40.64 | -83.08 | 941 | |
| Grandview Heights | city | Ohio | United States | 39.98 | -83.04 | 830 | |
| Grandview Heights | city | Ohio | United States | 40.19 | -83.97 | 1112 | |
| Grandview Heights | city | Ohio | United States | 40.17 | -80.71 | 830 | |
| Grandview Park | city | Ohio | United States | 41.86 | -80.96 | 830 | |
| Grange Hall | city | Ohio | United States | 39.63 | -83.19 | 830 | |
| Granger | city | Ohio | United States | 41.16 | -81.73 | 1049 | |
| Grant | city | Ohio | United States | 40.71 | -83.57 | 921 | |
| Grant Run Estates | city | Ohio | United States | 39.84 | -83.05 | 830 | |
| Granville | city | Ohio | United States | 40.07 | -82.52 | 997 | |
| Grape Grove | city | Ohio | United States | 39.72 | -83.68 | 1099 | |
| Grassy Creek | city | Ohio | United States | 41.59 | -83.57 | 830 | |
| Grassy Point | city | Ohio | United States | 40.56 | -83.59 | 997 | |
| Gratiot | city | Ohio | United States | 39.95 | -82.22 | 997 | |
| Gratis | city | Ohio | United States | 39.65 | -84.53 | 898 | |
| Gravelotte (historical) | city | Ohio | United States | 39.15 | -84.32 | 830 | |
| Graves Trailer Park | city | Ohio | United States | 40.61 | -80.65 | 830 | |
| Gray (historical) | city | Ohio | United States | 39.75 | -82.96 | 830 | |
| Grayson | city | Ohio | United States | 40.00 | -84.14 | 830 | |
| Graystone Villas | city | Ohio | United States | 39.62 | -82.94 | 830 | |
| Graysville | city | Ohio | United States | 39.67 | -81.17 | 997 | |
| Grayton | city | Ohio | United States | 41.46 | -81.89 | 830 | |
| Graytown | city | Ohio | United States | 41.54 | -83.26 | 830 | |
| Greasy Ridge | city | Ohio | United States | 38.65 | -82.42 | 830 | |
| Great Bend | city | Ohio | United States | 38.95 | -81.82 | 830 | |
| Great Lakes Village | city | Ohio | United States | 41.34 | -83.09 | 830 | |
| Great Oak | city | Ohio | United States | 39.93 | -83.17 | 898 | |
| Great Western | city | Ohio | United States | 40.07 | -80.98 | 1197 | |
| Greeleyville | city | Ohio | United States | 39.64 | -82.21 | 961 | |
| Green | city | Ohio | United States | 40.95 | -81.48 | 1190 | |
| Green (historical) | city | Ohio | United States | 40.18 | -82.74 | 1095 | |
| Green Acres | city | Ohio | United States | 39.12 | -82.99 | 830 | |
| Green Acres | city | Ohio | United States | 40.36 | -80.73 | 1099 | |
| Green Acres | city | Ohio | United States | 40.65 | -84.11 | 944 | |
| Green Acres | city | Ohio | United States | 38.80 | -82.24 | 830 | |
| Green Acres | city | Ohio | United States | 39.45 | -84.39 | 830 | |
| Green Acres | city | Ohio | United States | 41.90 | -80.69 | 830 | |
| Green Acres Estates | city | Ohio | United States | 41.03 | -84.06 | 830 | |
| Green Acres Mobile Home Park | city | Ohio | United States | 41.34 | -84.36 | 830 | |
| Green Camp | city | Ohio | United States | 40.53 | -83.21 | 898 | |
| Green Creek | city | Ohio | United States | 41.33 | -83.05 | 830 | |
| Green Hedges | city | Ohio | United States | 39.88 | -83.82 | 990 | |
| Green Highlands | city | Ohio | United States | 40.96 | -81.47 | 1197 | |
| Green Meadow Mobile Home Park | city | Ohio | United States | 40.83 | -83.82 | 898 | |
| Green Meadows | city | Ohio | United States | 39.87 | -83.94 | 898 | |
| Green Meadows Estates | city | Ohio | United States | 40.94 | -81.47 | 1194 | |
| Green Meadows Mobile Home Park | city | Ohio | United States | 39.98 | -83.40 | 997 | |
| Green Pastures | city | Ohio | United States | 40.23 | -83.39 | 997 | |
| Green Springs | city | Ohio | United States | 41.26 | -83.05 | 830 | |
| Green Valley | city | Ohio | United States | 40.43 | -82.58 | 1141 | |
| Green Valley | city | Ohio | United States | 38.55 | -82.71 | 830 | |
| Green Villa Mobile Park | city | Ohio | United States | 40.14 | -84.61 | 1020 | |
| Greenbrier | city | Ohio | United States | 39.64 | -81.12 | 997 | |
| Greenbrook Estates | city | Ohio | United States | 40.93 | -81.47 | 1187 | |
| Greenbush | city | Ohio | United States | 39.08 | -83.93 | 895 | |
| Greenbush | city | Ohio | United States | 39.60 | -84.50 | 895 | |
| Greencastle | city | Ohio | United States | 39.77 | -82.76 | 1036 | |
| Greendale | city | Ohio | United States | 39.54 | -82.28 | 830 | |
| Greene | city | Ohio | United States | 41.46 | -80.75 | 918 | |
| Greene Center | city | Ohio | United States | 41.46 | -80.76 | 908 | |
| Greene Countrie | city | Ohio | United States | 39.94 | -83.15 | 898 | |
| Greenfield | city | Ohio | United States | 39.35 | -83.38 | 892 | |
| Greenfield Estates Mobile Home Park | city | Ohio | United States | 40.75 | -82.49 | 1197 | |
| Greenfield Farms | city | Ohio | United States | 40.95 | -81.43 | 1099 | |
| Greenfield Village | city | Ohio | United States | 39.20 | -84.52 | 898 | |
| Greenfield Village Mobile Home Park | city | Ohio | United States | 41.43 | -82.74 | 830 | |
| Greenford | city | Ohio | United States | 40.94 | -80.79 | 1210 | |
| Greenhills | city | Ohio | United States | 39.27 | -84.52 | 830 | |
| Greenland | city | Ohio | United States | 39.45 | -83.12 | 882 | |
| Greenlawn | city | Ohio | United States | 39.41 | -84.48 | 830 | |
| Greenlawn Village | city | Ohio | United States | 39.96 | -83.80 | 997 | |
| Greenleafs Corners (historical) | city | Ohio | United States | 41.19 | -81.11 | 1092 | |
| Greenmont | city | Ohio | United States | 39.72 | -84.13 | 898 | |
| Greens Run | city | Ohio | United States | 39.46 | -82.11 | 830 | |
| Greensburg | city | Ohio | United States | 40.93 | -81.46 | 1190 | |
| Greensburg Woodlands | city | Ohio | United States | 40.94 | -81.48 | 1194 | |
| Greensview Villas | city | Ohio | United States | 39.83 | -82.83 | 830 | |
| Greentown | city | Ohio | United States | 40.25 | -80.77 | 1095 | |
| Greentown | city | Ohio | United States | 40.93 | -81.40 | 1197 | |
| Greentree Corners | city | Ohio | United States | 39.46 | -84.27 | 885 | |
| Greenville | city | Ohio | United States | 40.10 | -84.63 | 1046 | |
| Greenwich | city | Ohio | United States | 41.03 | -82.52 | 1040 | |
| Greenwood | city | Ohio | United States | 39.92 | -81.46 | 980 | |
| Greenwood Acres | city | Ohio | United States | 40.84 | -81.52 | 1095 | |
| Greenwood Colony | city | Ohio | United States | 40.22 | -83.37 | 997 | |
| Greenwood Commons | city | Ohio | United States | 40.95 | -81.48 | 1194 | |
| Greenwood Mobile Home Park | city | Ohio | United States | 39.97 | -81.55 | 830 | |
| Greenwood Trailer Park | city | Ohio | United States | 40.03 | -81.57 | 830 | |
| Greer | city | Ohio | United States | 40.52 | -82.20 | 980 | |
| Greggs | city | Ohio | United States | 39.07 | -82.96 | 830 | |
| Greggs Hill | city | Ohio | United States | 39.09 | -82.97 | 830 | |
| Gregory | city | Ohio | United States | 40.24 | -83.01 | 938 | |
| Grelton | city | Ohio | United States | 41.34 | -84.00 | 830 | |
| Grennan Mobile Village | city | Ohio | United States | 41.61 | -81.18 | 1246 | |
| Gresham | city | Ohio | United States | 41.45 | -81.77 | 830 | |
| Gretna | city | Ohio | United States | 40.35 | -83.86 | 1092 | |
| Grey Ridge Estates | city | Ohio | United States | 40.79 | -81.48 | 1099 | |
| Greyhound | city | Ohio | United States | 41.64 | -84.61 | 872 | |
| Greyland Estates | city | Ohio | United States | 40.23 | -82.79 | 1095 | |
| Greystone | city | Ohio | United States | 39.39 | -84.47 | 830 | |
| Griesmer Addition | city | Ohio | United States | 39.37 | -84.56 | 830 | |
| Griffin | city | Ohio | United States | 39.92 | -81.93 | 830 | |
| Griffith | city | Ohio | United States | 39.72 | -81.10 | 997 | |
| Griffith (historical) | city | Ohio | United States | 39.72 | -82.96 | 830 | |
| Grimes (historical) | city | Ohio | United States | 38.68 | -83.45 | 830 | |
| Grimms Bridge | city | Ohio | United States | 40.68 | -80.54 | 908 | |
| Grimms Mobile Home Park | city | Ohio | United States | 41.16 | -80.64 | 1049 | |
| Grimms Subdivision | city | Ohio | United States | 41.68 | -84.62 | 898 | |
| Grodis Corner | city | Ohio | United States | 41.60 | -83.26 | 830 | |
| Groesbeck | city | Ohio | United States | 39.22 | -84.59 | 830 | |
| Grooms | city | Ohio | United States | 39.02 | -83.28 | 1171 | |
| Grooms Mobile Home Park | city | Ohio | United States | 39.05 | -83.06 | 830 | |
| Grosvenor | city | Ohio | United States | 39.33 | -82.13 | 830 | |
| Grove City | city | Ohio | United States | 39.88 | -83.09 | 830 | |
| Grove City Country Club | city | Ohio | United States | 39.85 | -83.07 | 830 | |
| Grove City Heights | city | Ohio | United States | 39.88 | -83.07 | 830 | |
| Grove Mill | city | Ohio | United States | 40.80 | -81.44 | 1105 | |
| Groveport | city | Ohio | United States | 39.88 | -82.88 | 830 | |
| Grover Hill | city | Ohio | United States | 41.02 | -84.48 | 830 |