Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Miller Cemetery | Cemetery | 306 | Marion | 40 40 37 N | 082 57 36 W |
| Miller Cemetery | Cemetery | 254 | Ross | 39 24 40 N | 082 53 20 W |
| Miller Cemetery | Cemetery | 173 | Scioto | 38 56 52 N | 083 01 24 W |
| Miller Cemetery | Cemetery | 336 | Tuscarawas | 40 31 08 N | 081 36 19 W |
| Miller Cemetery | Cemetery | 291 | Washington | 39 20 51 N | 081 49 10 W |
| Miller Chapel Cemetery | Cemetery | 232 | Hocking | 39 28 58 N | 082 23 03 W |
| Miller Church | Church | 350 | Licking | 40 07 55 N | 082 44 09 W |
| Miller City | Populated Place | 221 | Putnam | 41 06 10 N | 084 07 53 W |
| Miller City Cutoff | Canal | 217 | Putnam | 41 04 51 N | 084 09 01 W |
| Miller Creek | Stream | | Clark | 39 56 27 N | 083 52 40 W |
| Miller Creek | Stream | | Gallia | 38 45 15 N | 082 31 30 W |
| Miller Creek | Stream | | Muskingum | 39 50 45 N | 081 40 12 W |
| Miller Creek | Stream | | Williams | 41 28 23 N | 084 34 55 W |
| Miller Cutoff | Bend | 189 | Ross | 39 22 27 N | 082 58 59 W |
| Miller Ditch | Canal | 203 | Lucas | 41 26 26 N | 083 50 51 W |
| Miller Elementary School | School | 354 | Portage | 41 18 39 N | 081 21 02 W |
| Miller Elementary School | School | 222 | Putnam | 41 06 12 N | 084 07 42 W |
| Miller Estates | Populated Place | 179 | Lawrence | 38 27 02 N | 082 21 32 W |
| Miller Farm Landing Strip | Airport | 281 | Fairfield | 39 53 04 N | 082 35 21 W |
| Miller Field | Airport | 323 | Mahoning | 40 58 54 N | 081 02 29 W |
| Miller Field | Park | 356 | Medina | 41 01 13 N | 081 43 23 W |
| Miller Grove | Populated Place | 310 | Darke | 40 00 24 N | 084 27 51 W |
| Miller Grove German Baptist Church | Church | 336 | Darke | 40 03 20 N | 084 43 31 W |
| Miller Hall | Building | 351 | Ashland | 40 51 42 N | 082 19 11 W |
| Miller Hall | Building | 384 | Portage | 41 18 47 N | 081 08 38 W |
| Miller High School | School | 222 | Putnam | 41 06 13 N | 084 07 40 W |
| Miller Hill | Summit | 235 | Gallia | 38 43 07 N | 082 28 14 W |
| Miller Junior High School | School | 281 | Perry | 39 36 23 N | 082 12 39 W |
| Miller Lake | Lake | 302 | Summit | 40 58 54 N | 081 31 28 W |
| Miller Lake | Reservoir | 233 | Hancock | 41 02 42 N | 083 47 60 W |
| Miller Lake Dam | Dam | 233 | Hancock | 41 02 42 N | 083 47 60 W |
| Miller Manor | Building | 323 | Wayne | 40 48 30 N | 081 56 03 W |
| Miller Park | Park | 249 | Fairfield | 39 43 05 N | 082 36 30 W |
| Miller Park | Park | 246 | Franklin | 39 59 42 N | 083 03 45 W |
| Miller Park | Park | 296 | Wayne | 40 49 35 N | 081 55 30 W |
| Miller Park | Park | 253 | Williams | 41 27 04 N | 084 45 12 W |
| Miller Playground | Park | 252 | Cuyahoga | 41 24 42 N | 081 45 45 W |
| Miller Post Office (historical) | Post Office | 171 | Lawrence | 38 32 10 N | 082 18 05 W |
| Miller Residence Hall | Building | 232 | Seneca | 41 06 53 N | 083 09 57 W |
| Miller Road Bridge | Bridge | 332 | Columbiana | 40 48 48 N | 080 46 16 W |
| Miller Road Park | Park | 178 | Lorain | 41 30 03 N | 082 03 58 W |
| Miller Run | Stream | | Athens | 39 18 10 N | 081 54 13 W |
| Miller Run | Stream | | Monroe | 39 34 03 N | 081 00 02 W |
| Miller Run | Stream | | Scioto | 38 53 57 N | 083 00 56 W |
| Miller Run Church | Church | 179 | Scioto | 38 54 49 N | 082 58 52 W |
| Miller Run School (historical) | School | 177 | Scioto | 38 54 48 N | 082 58 55 W |
| Miller School | School | 317 | Summit | 41 03 18 N | 081 31 35 W |
| Miller School (historical) | School | 307 | Darke | 40 08 13 N | 084 30 17 W |
| Miller School (historical) | School | 265 | Franklin | 39 49 25 N | 083 08 35 W |
| Miller School (historical) | School | 246 | Hancock | 40 58 31 N | 083 30 45 W |
| Miller School (historical) | School | 289 | Hardin | 40 39 28 N | 083 30 55 W |
| Miller School (historical) | School | 377 | Holmes | 40 32 05 N | 081 46 44 W |
| Miller School (historical) | School | 350 | Licking | 40 07 56 N | 082 44 05 W |
| Miller School (historical) | School | 323 | Logan | 40 22 01 N | 083 50 58 W |
| Miller School (historical) | School | 268 | Mercer | 40 34 28 N | 084 39 27 W |
| Miller School (historical) | School | 427 | Morrow | 40 37 26 N | 082 42 35 W |
| Miller School (historical) | School | 220 | Pike | 39 04 28 N | 082 56 40 W |
| Miller School (historical) | School | 299 | Union | 40 26 18 N | 083 23 44 W |
| Miller School (historical) | School | 304 | Union | 40 21 08 N | 083 21 20 W |
| Miller School (historical) | School | 250 | Vinton | 39 15 40 N | 082 30 30 W |
| Miller Station | Locale | 311 | Harrison | 40 21 37 N | 080 53 58 W |
| Miller Treatment Plant | Locale | | Hamilton | 39 04 24 N | 084 25 24 W |
| Miller-Mast Cemetery | Cemetery | 317 | Tuscarawas | 40 31 08 N | 081 37 34 W |
| Millers (historical) | Populated Place | 301 | Fairfield | 39 35 15 N | 082 47 08 W |
| Millers (historical) | Populated Place | 268 | Franklin | 39 49 30 N | 083 08 40 W |
| Millers Chapel | Church | 234 | Hocking | 39 28 57 N | 082 23 01 W |
| Millers Chapel Cemetery | Cemetery | 346 | Highland | 39 04 55 N | 083 38 09 W |
| Millers Chapel School (historical) | School | 347 | Highland | 39 04 55 N | 083 38 11 W |
| Millers Corners | Populated Place | 369 | Holmes | 40 35 56 N | 081 46 51 W |
| Millers Corners | Populated Place | 363 | Licking | 40 06 40 N | 082 42 17 W |
| Millers Creek | Stream | | Butler | 39 27 49 N | 084 21 08 W |
| Millers Dock | Locale | 174 | Ottawa | 41 39 17 N | 082 49 22 W |
| Millers Fork | Stream | | Guernsey | 40 07 59 N | 081 16 58 W |
| Millers Fork | Stream | | Monroe | 39 40 07 N | 081 00 51 W |
| Millers Fork | Stream | | Preble | 39 51 19 N | 084 31 55 W |
| Millers Grove Heliport | Airport | 275 | Montgomery | 39 55 15 N | 084 16 35 W |
| Millers Island | Island | 190 | Wood | 41 26 04 N | 083 48 38 W |
| Millers Run | Stream | | Belmont | 39 56 19 N | 080 59 25 W |
| Millers Run | Stream | | Belmont | 39 53 32 N | 081 08 06 W |
| Millers Run | Stream | | Morgan | 39 39 40 N | 081 52 02 W |
| Millers Run | Stream | | Pike | 39 01 56 N | 082 55 55 W |
| Millers Spring | Spring | 183 | Sandusky | 41 24 18 N | 082 54 27 W |
| Millersburg | Populated Place | 274 | Holmes | 40 33 16 N | 081 55 05 W |
| Millersburg City Hall | Building | 278 | Holmes | 40 33 16 N | 081 54 58 W |
| Millersburg Elementary School | School | 300 | Holmes | 40 33 16 N | 081 54 43 W |
| Millersburg High School (historical) | School | 300 | Holmes | 40 33 17 N | 081 54 43 W |
| Millersburg Historic District | Park | 274 | Holmes | 40 33 15 N | 081 55 05 W |
| Millersburg Post Office | Post Office | 270 | Holmes | 40 33 12 N | 081 55 08 W |
| Millersburg Post Office | Post Office | 274 | Holmes | 40 33 15 N | 081 55 05 W |
| Millersburg United Methodist Church | Church | 269 | Holmes | 40 33 22 N | 081 55 09 W |
| Millersburg Waterworks | Building | 248 | Holmes | 40 33 20 N | 081 55 24 W |
| Millersport | Populated Place | 274 | Fairfield | 39 54 00 N | 082 32 03 W |
| Millersport Cemetery | Cemetery | 280 | Fairfield | 39 53 50 N | 082 32 16 W |
| Millersport Elementary School | School | 284 | Fairfield | 39 53 46 N | 082 32 05 W |
| Millersport High School | School | 284 | Fairfield | 39 53 44 N | 082 32 05 W |
| Millersport High School | School | 284 | Fairfield | 39 53 45 N | 082 32 05 W |
| Millersport Post Office | Post Office | 275 | Fairfield | 39 54 00 N | 082 32 05 W |
| Millerstown | Populated Place | 339 | Champaign | 40 09 25 N | 083 55 17 W |
| Millerstown Post Office (historical) | Plain | 339 | Champaign | 40 09 25 N | 083 55 15 W |
| Millersville | Populated Place | 212 | Sandusky | 41 18 43 N | 083 16 53 W |
| Millersville Post Office | Post Office | 213 | Sandusky | 41 18 45 N | 083 16 55 W |
| Millertown | Populated Place | 279 | Perry | 39 35 59 N | 082 05 50 W |
| Millertown Methodist Cemetery | Cemetery | 261 | Perry | 39 35 49 N | 082 06 07 W |
| Millet Hall | Building | 287 | Greene | 39 47 01 N | 084 03 45 W |
| Millett Assembly Hall | Building | 259 | Butler | 39 31 02 N | 084 44 04 W |
| Millfield | Populated Place | 200 | Athens | 39 25 58 N | 082 05 49 W |
| Millfield Post Office | Post Office | 201 | Athens | 39 26 00 N | 082 05 50 W |
| Millfield Post Office (historical) | Post Office | 201 | Athens | 39 26 00 N | 082 05 50 W |
| Millfield-Hilltop Cemetery | Cemetery | 240 | Athens | 39 25 30 N | 082 05 49 W |
| Millgrove Post Office (historical) | Post Office | 196 | Morgan | 39 36 05 N | 081 42 44 W |