| 4201 | FEUERBORN | Linn County, KS | Oil Property | Sep 2024 |
| 4202 | FICKEN | Hodgeman County, KS | Oil Property | Nov 2024 |
| 4203 | FICKEN 1 | Sheridan County, KS | Oil Property | Jan 2025 |
| 4204 | FIDELITY | Sedgwick County, KS | Oil & Gas Property | Sep 2024 |
| 4205 | FIDELITY SAVING | Morton County, KS | Gas Property | Jan 2025 |
| 4206 | FIDLER | Morton County, KS | Gas Property | Jun 2021 |
| 4207 | FIEHLER | Franklin County, KS | Oil Property | Nov 2024 |
| 4208 | FIELD | Russell County, KS | Oil Property | Dec 2024 |
| 4209 | FIELDS 'A' 1 | Stevens County, KS | Gas Property | Jan 2025 |
| 4210 | FIENUP-HIRZ | Stevens County, KS | Gas Property | Jan 2025 |
| 4211 | FIGGE | Woodson County, KS | Oil Property | Jan 2025 |
| 4212 | FILBERT | Ness County, KS | Oil Property | Nov 2024 |
| 4213 | FILDES | Chautauqua County, KS | Oil Property | Jul 2023 |
| 4214 | FINCH | Franklin County, KS | Oil Property | Jan 2025 |
| 4215 | FINCHAM | Seward County, KS | Oil Property | Nov 2024 |
| 4216 | FINCHAM | Seward County, KS | Oil & Gas Property | Jan 2025 |
| 4217 | FINCHAM | Pratt County, KS | Oil & Gas Property | Oct 2002 |
| 4218 | FINCHAM | Pratt County, KS | Oil Property | Oct 2021 |
| 4219 | FINCHAM | Pratt County, KS | Oil & Gas Property | Sep 2024 |
| 4220 | FINCHAM | Meade County, KS | Oil & Gas Property | Jan 2025 |
| 4221 | FINCHAM | Haskell County, KS | Oil & Gas Property | Jan 2025 |
| 4222 | FINCHAM | Stevens County, KS | Gas Property | Jan 2025 |
| 4223 | FINCHAM | Pratt County, KS | Oil & Gas Property | Mar 1996 |
| 4224 | FINCHAM 'C' | Grant County, KS | Gas Property | Jan 2025 |
| 4225 | FINCHAM GAS UNIT | Seward County, KS | Oil & Gas Property | Jan 2025 |
| 4226 | FINDLEY | Harper County, KS | Oil & Gas Property | Oct 2011 |
| 4227 | FINGER | Barton County, KS | Oil Property | Aug 1998 |
| 4228 | FINGER | Barton County, KS | Oil Property | Jan 2025 |
| 4229 | FINK | Graham County, KS | Oil Property | Dec 2024 |
| 4230 | FINKELSTEIN | Kearny County, KS | Gas Property | Jan 2025 |
| 4231 | FINKELSTEIN | Kearny County, KS | Gas Property | Jan 2025 |
| 4232 | FINKENBINDER | Anderson County, KS | Oil Property | Jan 2025 |
| 4233 | FINLEY | Wallace County, KS | Gas Property | Dec 2019 |
| 4234 | FINLEY | Wilson County, KS | Oil & Gas Property | Jan 2025 |
| 4235 | FINLEY | Stevens County, KS | Gas Property | Jan 2025 |
| 4236 | FINLEY 19-1 | Graham County, KS | Oil Property | Jan 2025 |
| 4237 | FINN | Kearny County, KS | Gas Property | Jan 2025 |
| 4238 | FINNERTY | Coffey County, KS | Oil Property | Oct 2024 |
| 4239 | FINNERTY | Douglas County, KS | Oil & Gas Property | May 2024 |
| 4240 | FINNESY | Rooks County, KS | Oil Property | Jan 2025 |
| 4241 | FINNESY | Osborne County, KS | Oil Property | Jan 2025 |
| 4242 | FINNESY | Rooks County, KS | Oil Property | Dec 2024 |
| 4243 | FINNEY | Butler County, KS | Oil Property | Jan 2025 |
| 4244 | FINNEY | Lyon County, KS | Oil Property | Jan 2025 |
| 4245 | FINNEY | Butler County, KS | Oil Property | Nov 1990 |
| 4246 | FINNUP | Finney County, KS | Oil & Gas Property | Jan 2025 |
| 4247 | FINNUP | Hamilton County, KS | Gas Property | Jan 2025 |
| 4248 | FINNUP | Finney County, KS | Gas Property | Jan 2025 |
| 4249 | FINNUP | Gray County, KS | Oil Property | Sep 1990 |
| 4250 | FINNUP | Finney County, KS | Oil & Gas Property | Jan 2025 |
| 4251 | FINNUP | Kearny County, KS | Gas Property | Jan 2025 |
| 4252 | FINNUP | Finney County, KS | Gas Property | Jan 2025 |
| 4253 | FIRST NATIONAL BANK | Stanton County, KS | Gas Property | Jan 2025 |
| 4254 | FIRST NATIONAL BANK GAS UNIT 'B' | Finney County, KS | Gas Property | Jan 2025 |
| 4255 | FIRST NATL | Cowley County, KS | Oil Property | Jan 2025 |
| 4256 | FIRST STATE BANK OF LARNED | Morton County, KS | Gas Property | Jan 2025 |
| 4257 | FISCHER | Ford County, KS | Oil Property | Jan 2025 |
| 4258 | FISCHER | Stafford County, KS | Oil & Gas Property | Jan 2025 |
| 4259 | FISCHER | Grant County, KS | Gas Property | Jan 2025 |
| 4260 | FISCHER | Stafford County, KS | Oil Property | Dec 2024 |
| 4261 | FISCHER | Seward County, KS | Gas Property | Jan 2025 |
| 4262 | FISCHER | Stafford County, KS | Oil Property | Nov 2024 |
| 4263 | FISCHER | Stafford County, KS | Oil Property | Jan 2025 |
| 4264 | FISCHER | Coffey County, KS | Oil Property | Dec 2024 |
| 4265 | FISCHER | Ellis County, KS | Oil Property | Jan 2025 |
| 4266 | FISCHER-CRASK | Barber County, KS | Oil & Gas Property | Jan 2025 |
| 4267 | FISCHLI | Rooks County, KS | Oil Property | Nov 2024 |
| 4268 | FISCHLI | Phillips County, KS | Oil Property | Jan 2025 |
| 4269 | FISCHLI | Rooks County, KS | Oil Property | Dec 2024 |
| 4270 | FISH | Stafford County, KS | Oil & Gas Property | Aug 2015 |
| 4271 | FISHER | Stevens County, KS | Oil & Gas Property | Oct 2024 |
| 4272 | FISHER | Ellis County, KS | Oil Property | Jan 2025 |
| 4273 | FISHER | Kiowa County, KS | Oil & Gas Property | Jan 2025 |
| 4274 | FISHER | Stafford County, KS | Oil & Gas Property | Jan 2025 |
| 4275 | FISHER | Rawlins County, KS | Oil Property | Jan 2025 |
| 4276 | FISHER | Stafford County, KS | Oil Property | Dec 1997 |
| 4277 | FISHER | Cheyenne County, KS | Oil Property | Jan 2025 |
| 4278 | FISHER | Stafford County, KS | Oil & Gas Property | Jan 2025 |
| 4279 | FISHER | Stafford County, KS | Oil & Gas Property | Jan 2025 |
| 4280 | FISHER 1 | Edwards County, KS | Oil & Gas Property | Jan 2025 |
| 4281 | FISHER CATTLE CO | Rawlins County, KS | Oil Property | Jul 2024 |
| 4282 | FITCH | Edwards County, KS | Oil Property | Jan 2025 |
| 4283 | FITHIAN | Morton County, KS | Gas Property | Jan 2025 |
| 4284 | FITZGERALD | Barber County, KS | Oil & Gas Property | Jan 2025 |
| 4285 | FITZGERALD | Ness County, KS | Oil Property | Dec 2024 |
| 4286 | FITZGERALD | Seward County, KS | Oil Property | Dec 2024 |
| 4287 | FITZGERALD | Seward County, KS | Oil & Gas Property | Jan 2025 |
| 4288 | FITZGERALD | Texas County, OK | Gas Property | Feb 2025 |
| 4289 | FITZGERALD | Barber County, KS | Oil & Gas Property | Jan 2025 |
| 4290 | FITZGERALD | Seward County, KS | Oil & Gas Property | Dec 2024 |
| 4291 | FITZGERALD | Kingman County, KS | Oil & Gas Property | Jan 2025 |
| 4292 | FITZGERALD A | Haskell County, KS | Oil & Gas Property | Jan 2025 |
| 4293 | FITZGIBBONS | Sherman County, KS | Gas Property | Jan 2025 |
| 4294 | FITZHUGH | Norton County, KS | Oil Property | Jan 2025 |
| 4295 | FITZPATRICK | Rice County, KS | Gas Property | Jan 2025 |
| 4296 | FITZPATRICK | Woodson County, KS | Oil Property | Jan 2025 |
| 4297 | FITZSIMMONS | Pratt County, KS | Oil & Gas Property | Sep 1995 |
| 4298 | FIZZELL | Stanton County, KS | Gas Property | Jan 2025 |
| 4299 | FLAGLER | Rooks County, KS | Oil Property | Jan 2025 |
| 4300 | FLAHARTY, RAY L | Labette County, KS | Gas Property | Jan 2025 |