Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Garrett School (historical) | School | 338 | Harrison | 39 24 30 N | 080 31 48 W |
| Garrett School (historical) | School | 304 | Harrison | 39 20 24 N | 080 20 37 W |
| Genesis Youth Center | School | | Harrison | 39 16 41 N | 080 20 52 W |
| Glade Run | Stream | | Harrison | 39 12 56 N | 080 13 26 W |
| Glen Elk | Populated Place | 309 | Harrison | 39 17 06 N | 080 20 19 W |
| Glen Falls | Populated Place | 315 | Harrison | 39 18 28 N | 080 19 31 W |
| Glen Falls Baptist Church | Church | 315 | Harrison | 39 18 31 N | 080 19 32 W |
| Gnatty Creek | Stream | | Harrison | 39 10 34 N | 080 16 02 W |
| Gnatty Creek Cemetery | Cemetery | 316 | Harrison | 39 10 01 N | 080 15 43 W |
| Gnatty Creek Presbyterian Church | Church | 318 | Harrison | 39 10 01 N | 080 15 44 W |
| Goff Centenary Chapel Methodist Church (historical) | Church | 301 | Harrison | 39 16 47 N | 080 20 14 W |
| Goodhope | Populated Place | 306 | Harrison | 39 10 53 N | 080 26 21 W |
| Goodwin School (historical) | School | 337 | Harrison | 39 14 50 N | 080 11 30 W |
| Goose Run | Stream | | Harrison | 39 26 03 N | 080 28 48 W |
| Gore | Populated Place | 313 | Harrison | 39 18 52 N | 080 21 07 W |
| Gore Cemetery | Cemetery | 293 | Harrison | 39 18 16 N | 080 21 07 W |
| Gore Middle School | School | 297 | Harrison | 39 18 35 N | 080 21 18 W |
| Gore School (historical) | School | 324 | Harrison | 39 21 24 N | 080 12 59 W |
| Gore School (historical) | School | 324 | Harrison | 39 19 00 N | 080 21 03 W |
| Grant Valley Trailer Court | Populated Place | 305 | Harrison | 39 11 05 N | 080 22 41 W |
| Grass Run | Stream | | Harrison | 39 19 25 N | 080 27 52 W |
| Grass Run Cemetery | Cemetery | 376 | Harrison | 39 20 47 N | 080 30 55 W |
| Grass Run Church | Church | 311 | Harrison | 39 20 05 N | 080 30 29 W |
| Green Hill Church (historical) | Church | 337 | Harrison | 39 09 43 N | 080 30 38 W |
| Green Valley Church | Church | 319 | Harrison | 39 15 51 N | 080 12 02 W |
| Greenlawn Cemetery | Cemetery | 320 | Harrison | 39 17 36 N | 080 22 08 W |
| Gregory Run | Stream | | Harrison | 39 20 39 N | 080 24 06 W |
| Gregory Run School (historical) | School | 319 | Harrison | 39 19 29 N | 080 24 04 W |
| Griffin Cemetery | Cemetery | 369 | Harrison | 39 24 30 N | 080 23 16 W |
| Gypsy | Populated Place | 295 | Harrison | 39 22 07 N | 080 19 04 W |
| Gypsy Evangelical United Brethren Church | Church | 291 | Harrison | 39 22 03 N | 080 18 54 W |
| Gypsy Post Office | Post Office | 289 | Harrison | 39 22 13 N | 080 19 07 W |
| Hall Cemetery | Cemetery | 294 | Harrison | 39 22 01 N | 080 24 24 W |
| Hall Cemetery | Cemetery | 374 | Harrison | 39 26 24 N | 080 29 52 W |
| Hall School (historical) | School | 333 | Harrison | 39 11 42 N | 080 29 57 W |
| Halls Run | Stream | | Harrison | 39 17 20 N | 080 29 24 W |
| Halls Run School (historical) | School | 364 | Harrison | 39 15 12 N | 080 32 33 W |
| Hannah School (historical) | School | 331 | Harrison | 39 22 26 N | 080 29 24 W |
| Harbert School (historical) | School | 311 | Harrison | 39 23 17 N | 080 23 23 W |
| Harden Elementary School | School | 319 | Harrison | 39 17 06 N | 080 32 52 W |
| Hardman Cemetery | Cemetery | 361 | Harrison | 39 18 18 N | 080 23 39 W |
| Harris Fork | Stream | | Harrison | 39 27 24 N | 080 26 36 W |
| Harrison County | Civil | 402 | Harrison | 39 17 00 N | 080 22 59 W |
| Harrison County Courthouse | Building | 313 | Harrison | 39 16 43 N | 080 20 22 W |
| Harrison County Jail | Building | 313 | Harrison | 39 16 43 N | 080 20 23 W |
| Hartman School (historical) | School | 324 | Harrison | 39 17 27 N | 080 20 49 W |
| Hastings Run | Stream | | Harrison | 39 11 21 N | 080 16 50 W |
| Hastings Run School (historical) | School | 340 | Harrison | 39 10 40 N | 080 18 05 W |
| Haymond Cemetery | Cemetery | 330 | Harrison | 39 12 48 N | 080 17 10 W |
| Haywood | Populated Place | 307 | Harrison | 39 22 52 N | 080 20 09 W |
| Haywood Post Office | Post Office | 302 | Harrison | 39 22 51 N | 080 20 12 W |
| Hepzibah | Populated Place | 317 | Harrison | 39 19 57 N | 080 20 07 W |
| Hepzibah Baptist Church | Church | 327 | Harrison | 39 19 53 N | 080 20 26 W |
| Hepzibah Cemetery | Cemetery | 335 | Harrison | 39 19 57 N | 080 20 22 W |
| Hepzibah Post Office | Post Office | 316 | Harrison | 39 19 59 N | 080 20 00 W |
| Highland Dam | Dam | 289 | Harrison | 39 13 16 N | 080 22 37 W |
| Hills Plaza Shopping Center | Locale | 370 | Harrison | 39 16 57 N | 080 16 29 W |
| Hinkel Lake | Reservoir | 306 | Harrison | 39 16 29 N | 080 15 17 W |
| Hinkle Lake Dam | Dam | 306 | Harrison | 39 16 30 N | 080 15 17 W |
| Hinkle-Deegan Park | Park | 319 | Harrison | 39 15 58 N | 080 14 44 W |
| Hite Field | Park | 293 | Harrison | 39 16 33 N | 080 21 10 W |
| Hog Camp School (historical) | School | 322 | Harrison | 39 08 47 N | 080 31 09 W |
| Holiday Plaza Shopping Center | Locale | 377 | Harrison | 39 17 03 N | 080 16 34 W |
| Holy Rosary Saint Marys Roman Catholic Slovak Church | Church | 317 | Harrison | 39 16 47 N | 080 19 33 W |
| Hood Cemetery | Cemetery | 333 | Harrison | 39 24 27 N | 080 17 15 W |
| Hooppole Run | Stream | | Harrison | 39 14 26 N | 080 18 41 W |
| Hopewell Cemetery | Cemetery | 299 | Harrison | 39 16 51 N | 080 20 44 W |
| Hopewell Church | Church | 330 | Harrison | 39 11 05 N | 080 15 19 W |
| Horeb Cemetery | Cemetery | 314 | Harrison | 39 11 34 N | 080 16 45 W |
| Horeb Church | Church | 316 | Harrison | 39 11 25 N | 080 16 37 W |
| Horner Run School (historical) | School | 332 | Harrison | 39 23 06 N | 080 12 54 W |
| Horners Run | Stream | | Harrison | 39 24 06 N | 080 12 05 W |
| Hornor Spring | Spring | 289 | Harrison | 39 22 00 N | 080 21 28 W |
| Immaculate Conception Roman Catholic Church | Church | 296 | Harrison | 39 16 45 N | 080 19 58 W |
| Independent Order of Oddfellows Cemetery | Cemetery | 302 | Harrison | 39 16 45 N | 080 20 51 W |
| Independent Order of Oddfellows Cemetery | Cemetery | 340 | Harrison | 39 23 07 N | 080 27 12 W |
| Independent Order of Oddfellows Cemetery | Cemetery | 319 | Harrison | 39 12 15 N | 080 24 41 W |
| Indian Run | Stream | | Harrison | 39 18 57 N | 080 29 13 W |
| Industrial | Populated Place | 308 | Harrison | 39 16 12 N | 080 19 12 W |
| Interchange 110 | Crossing | 317 | Harrison | 39 09 41 N | 080 21 14 W |
| Interchange 115 | Crossing | 310 | Harrison | 39 13 34 N | 080 17 50 W |
| Interchange 117 | Crossing | 325 | Harrison | 39 15 27 N | 080 17 11 W |
| Interchange 119 | Crossing | 371 | Harrison | 39 16 42 N | 080 17 02 W |
| Interchange 121 | Crossing | 299 | Harrison | 39 18 24 N | 080 16 29 W |
| Interchange 125 | Crossing | 332 | Harrison | 39 20 16 N | 080 13 21 W |
| Interstate | Locale | 310 | Harrison | 39 12 31 N | 080 20 28 W |
| Isaac Creek | Stream | | Harrison | 39 20 42 N | 080 24 00 W |
| Isaac Creek Church | Church | 330 | Harrison | 39 21 50 N | 080 25 03 W |
| Isaac Creek School (historical) | School | 319 | Harrison | 39 21 48 N | 080 25 00 W |
| Isaacs Creek | Stream | | Harrison | 39 10 30 N | 080 26 26 W |
| Isaacs Creek Baptist Church | Church | 311 | Harrison | 39 11 23 N | 080 28 34 W |
| Italian Christian Church | Church | 298 | Harrison | 39 16 48 N | 080 20 47 W |
| Jack Run | Stream | | Harrison | 39 18 54 N | 080 20 04 W |
| Jack Run | Stream | | Harrison | 39 20 34 N | 080 17 58 W |
| Jack Run | Stream | | Harrison | 39 22 31 N | 080 20 43 W |
| Jackson Cemetery | Cemetery | 302 | Harrison | 39 16 42 N | 080 19 27 W |
| Jacobs Run | Stream | | Harrison | 39 16 56 N | 080 33 32 W |
| Jake Run | Stream | | Harrison | 39 23 24 N | 080 27 42 W |
| James Nichols Spring | Spring | 402 | Harrison | 39 16 48 N | 080 16 44 W |
| Jarvisville | Populated Place | 320 | Harrison | 39 14 00 N | 080 29 14 W |
| Jett Cemetery | Cemetery | 434 | Harrison | 39 26 17 N | 080 19 48 W |
| Jimtown | Populated Place | 305 | Harrison | 39 23 55 N | 080 24 12 W |
| Johnson Avenue United Methodist Church | Church | 300 | Harrison | 39 17 16 N | 080 15 40 W |
| Johnson Elementary School | School | 294 | Harrison | 39 17 27 N | 080 15 50 W |
| Johnson Fork | Stream | | Harrison | 39 17 31 N | 080 23 47 W |
| Johnson School (historical) | School | 326 | Harrison | 39 20 50 N | 080 15 10 W |
| Johnstown | Populated Place | 330 | Harrison | 39 07 24 N | 080 16 45 W |
| Johnstown United Methodist Church | Church | 322 | Harrison | 39 07 05 N | 080 16 37 W |
| Jones Creek | Stream | | Harrison | 39 22 15 N | 080 20 46 W |
| K of P Cemetery | Cemetery | 355 | Harrison | 39 17 48 N | 080 34 06 W |