Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Farmers Exchange Co-op Elevator | Locale | 447 | Dickinson | 43 27 11 N | 095 19 09 W |
| Farmers Feed and Grain Company Elevator | Locale | 376 | Howard | 43 21 50 N | 092 33 06 W |
| Farmers Feed and Grain Elevator | Locale | 308 | Floyd | 43 04 24 N | 092 40 26 W |
| Farmers Garretson Outlet Ditch | Canal | 321 | Monona | 42 11 57 N | 096 05 47 W |
| Farmers Post Office (historical) | Post Office | 448 | Sioux | 43 14 36 N | 096 28 13 W |
| Farmersburg | Populated Place | 280 | Clayton | 42 57 40 N | 091 22 04 W |
| Farmersburg (historical) | Locale | 276 | Clayton | 42 57 35 N | 091 22 08 W |
| Farmersburg Fire Department | Building | 280 | Clayton | 42 57 40 N | 091 22 04 W |
| Farmersburg Library | Building | 280 | Clayton | 42 57 40 N | 091 22 04 W |
| Farmersburg Post Office | Post Office | 280 | Clayton | 42 57 40 N | 091 22 04 W |
| Farmersburg-Wagner Cemetery | Cemetery | 294 | Clayton | 42 56 53 N | 091 22 12 W |
| Farmersville Post Office (historical) | Post Office | 223 | Mahaska | 41 22 25 N | 092 38 31 W |
| Farmington | Populated Place | 168 | Van Buren | 40 38 25 N | 091 44 35 W |
| Farmington (historical) | Locale | 176 | Van Buren | 40 38 33 N | 091 44 21 W |
| Farmington Cemetery | Cemetery | 235 | Cedar | 41 40 40 N | 090 59 11 W |
| Farmington Cemetery | Cemetery | 196 | Van Buren | 40 38 30 N | 091 44 01 W |
| Farmington City Hall | Building | 168 | Van Buren | 40 38 24 N | 091 44 32 W |
| Farmington Clinic | Hospital | 171 | Van Buren | 40 38 23 N | 091 44 25 W |
| Farmington Post Office | Post Office | 166 | Van Buren | 40 38 23 N | 091 44 37 W |
| Farmington Public Library | Building | 168 | Van Buren | 40 38 24 N | 091 44 32 W |
| Farnhamville | Populated Place | 348 | Calhoun | 42 16 34 N | 094 24 14 W |
| Farnhamville (historical) | Locale | 348 | Calhoun | 42 16 29 N | 094 24 12 W |
| Farnhamville Library | Building | 348 | Calhoun | 42 16 32 N | 094 24 13 W |
| Farnhamville Police Department | Building | 348 | Calhoun | 42 16 32 N | 094 24 13 W |
| Farnhamville Post Office | Post Office | 348 | Calhoun | 42 16 35 N | 094 24 13 W |
| Farnhamville Town Hall | Building | 348 | Calhoun | 42 16 32 N | 094 24 13 W |
| Farnum Cemetery | Cemetery | 221 | Van Buren | 40 45 40 N | 091 45 03 W |
| Farragut | Locale | 293 | Fremont | 40 43 13 N | 095 28 55 W |
| Farragut | Populated Place | 292 | Fremont | 40 43 19 N | 095 28 51 W |
| Farragut Cemetery | Cemetery | 290 | Fremont | 40 44 07 N | 095 28 42 W |
| Farragut City Hall | Building | 293 | Fremont | 40 43 08 N | 095 28 51 W |
| Farragut Community School | School | 291 | Fremont | 40 43 22 N | 095 28 53 W |
| Farragut Post Office | Post Office | 293 | Fremont | 40 43 12 N | 095 28 50 W |
| Farrar | Populated Place | 297 | Polk | 41 48 21 N | 093 22 12 W |
| Farrar Cemetery | Cemetery | 295 | Polk | 41 48 22 N | 093 22 09 W |
| Farrar Post Office (historical) | Post Office | 297 | Polk | 41 48 21 N | 093 22 12 W |
| Farris Cemetery | Cemetery | 316 | Madison | 41 23 32 N | 093 56 00 W |
| Farson | Locale | 244 | Wapello | 41 07 15 N | 092 15 17 W |
| Farson | Populated Place | 244 | Wapello | 41 07 20 N | 092 15 19 W |
| Farson Cemetery | Cemetery | 315 | Madison | 41 14 24 N | 093 49 22 W |
| Farson Post Office (historical) | Post Office | 244 | Wapello | 41 07 20 N | 092 15 19 W |
| Farwell Hall | Building | 268 | Winneshiek | 43 18 40 N | 091 48 26 W |
| Fathers House Vineyard Christian Church | Church | 222 | Linn | 41 58 41 N | 091 39 60 W |
| Faulkner | Locale | 338 | Franklin | 42 36 50 N | 093 05 07 W |
| Faulkner | Populated Place | 339 | Franklin | 42 36 55 N | 093 05 10 W |
| Faulkner Cemetery | Cemetery | 180 | Henry | 40 55 14 N | 091 35 48 W |
| Faulkner Post Office (historical) | Post Office | 339 | Franklin | 42 36 55 N | 093 05 10 W |
| Faulkner State Access Area | Locale | 202 | Henry | 40 55 39 N | 091 35 34 W |
| Fawcett Farm Cemetery | Cemetery | 359 | Winneshiek | 43 28 60 N | 091 43 01 W |
| Fawn Creek | Stream | | Jones | 42 05 35 N | 091 16 28 W |
| Fawn Creek Country Club | Locale | 257 | Jones | 42 06 55 N | 091 15 51 W |
| Fay Hessian Fountain | Park | 329 | Humboldt | 42 43 06 N | 094 12 55 W |
| Fayette | Populated Place | 307 | Fayette | 42 50 31 N | 091 48 08 W |
| Fayette Chiropractic Clinic | Hospital | 307 | Fayette | 42 50 37 N | 091 48 07 W |
| Fayette Church | Church | 306 | Fayette | 42 50 36 N | 091 48 15 W |
| Fayette City Police Department | Building | 306 | Fayette | 42 50 39 N | 091 48 08 W |
| Fayette Community Library | Building | 307 | Fayette | 42 50 35 N | 091 48 08 W |
| Fayette County | Civil | 335 | Fayette | 42 52 00 N | 091 51 01 W |
| Fayette County Courthouse | Building | 363 | Fayette | 42 57 44 N | 091 48 26 W |
| Fayette County Courthouse Twice Burned Historical Marker | Park | 363 | Fayette | 42 57 44 N | 091 48 26 W |
| Fayette County Fairgrounds | Locale | 338 | Fayette | 42 57 15 N | 091 48 41 W |
| Fayette County Farm Cemetery | Cemetery | 345 | Fayette | 42 53 60 N | 091 57 01 W |
| Fayette County Historical Library | Building | 363 | Fayette | 42 57 44 N | 091 48 26 W |
| Fayette County Historical Museum | Building | 363 | Fayette | 42 57 44 N | 091 48 26 W |
| Fayette County Home | Building | 361 | Fayette | 42 53 57 N | 091 50 05 W |
| Fayette County Raceway | Locale | 342 | Fayette | 42 57 10 N | 091 48 41 W |
| Fayette County Sheriffs Office | Building | 363 | Fayette | 42 57 44 N | 091 48 26 W |
| Fayette Dental Clinic | Hospital | 307 | Fayette | 42 50 37 N | 091 48 07 W |
| Fayette Elementary School | School | 308 | Fayette | 42 50 34 N | 091 48 21 W |
| Fayette Hall | Building | 280 | Black Hawk | 42 25 52 N | 092 19 43 W |
| Fayette Post Office | Post Office | 309 | Fayette | 42 50 40 N | 091 48 01 W |
| Fayette Post Office (historical) | Post Office | 376 | Mills | 41 02 20 N | 095 40 11 W |
| Fayette Town Hall | Building | 306 | Fayette | 42 50 39 N | 091 48 08 W |
| FDR Park | Park | 262 | Dubuque | 42 28 00 N | 090 43 42 W |
| Featherstone Memorial County Park | Park | 372 | Calhoun | 42 29 43 N | 094 37 33 W |
| Federal Building | Building | 176 | Scott | 41 31 23 N | 090 34 19 W |
| Federated Church | Church | 294 | Polk | 41 41 56 N | 093 27 51 W |
| Federated Fellowship Church | Church | 266 | Marion | 41 23 53 N | 092 54 44 W |
| Federated United Church of Christ | Church | 390 | Audubon | 41 35 27 N | 094 52 25 W |
| Federated United Church of Christ | Church | 322 | Hamilton | 42 18 24 N | 093 38 26 W |
| Federman Farm Cemetery | Cemetery | 240 | Jackson | 42 21 17 N | 090 31 33 W |
| Federman Farms Cemetery | Cemetery | 216 | Jackson | 42 20 33 N | 090 28 13 W |
| Fee Chapel Cemetery | Cemetery | 310 | Tama | 42 03 52 N | 092 30 43 W |
| Feelhaver School | School | 339 | Webster | 42 31 19 N | 094 11 10 W |
| Fejervary Health Care Center | Hospital | 205 | Scott | 41 32 37 N | 090 33 46 W |
| Fejervary Home (historical) | Locale | 195 | Scott | 41 32 49 N | 090 33 12 W |
| Fejervary Park | Park | 215 | Scott | 41 31 55 N | 090 36 20 W |
| Feldman Park | Park | 360 | Pocahontas | 42 48 57 N | 094 32 26 W |
| Felix Post Office (historical) | Post Office | 293 | Warren | 41 19 10 N | 093 21 21 W |
| Felkner Cemetery | Cemetery | 311 | Appanoose | 40 44 19 N | 092 58 24 W |
| Fell Cemetery | Cemetery | 223 | Jefferson | 40 56 15 N | 092 04 39 W |
| Fellows Cemetery | Cemetery | 208 | Van Buren | 40 43 33 N | 091 56 60 W |
| Fellows Elementary School | School | 290 | Story | 42 02 35 N | 093 37 42 W |
| Fellows School | School | 290 | Boone | 42 02 35 N | 093 37 43 W |
| Fellowship Baptist Church | Church | 287 | Marshall | 42 01 44 N | 092 53 46 W |
| Fellowship Baptist Church | Church | 241 | Polk | 41 34 14 N | 093 36 18 W |
| Fellowship Baptist Church | Church | 268 | Tama | 41 58 18 N | 092 34 45 W |
| Fellowship Baptist Church | Church | 250 | Warren | 41 29 20 N | 093 29 26 W |
| Fellowship Bible Church | Church | 257 | Mahaska | 41 17 45 N | 092 39 22 W |
| Fellowship Brethren Church | Church | 267 | Benton | 42 08 44 N | 092 08 50 W |
| Fellowship Church | Church | 359 | Madison | 41 13 21 N | 094 05 42 W |
| Fellowship Community Church | Church | 277 | Warren | 41 28 30 N | 093 41 11 W |
| Fellowship Missionary Baptist Church | Church | 226 | Linn | 41 58 41 N | 091 39 15 W |
| Fellowship of Dubuque | Church | 233 | Dubuque | 42 31 49 N | 090 40 10 W |
| Fellowship of Faith Christian Center | Church | 330 | Pottawattamie | 41 17 20 N | 095 24 11 W |
| Felters Branch | Stream | | Warren | 41 23 55 N | 093 39 58 W |
| Fen Valley Area | Park | 415 | Clay | 43 00 55 N | 095 00 51 W |
| Fenchel Creek | Stream | | Delaware | 42 37 47 N | 091 34 09 W |
| Fenelon Place Elevator | Locale | 197 | Dubuque | 42 29 50 N | 090 40 05 W |
| Fenno Cemetery | Cemetery | 185 | Scott | 41 33 00 N | 090 27 28 W |