| 4101 | FIEHLER | Franklin County, KS | Oil Property | Dec 2025 |
| 4102 | FIELD | Russell County, KS | Oil Property | Feb 2026 |
| 4103 | FIELDS 'A' 1 | Stevens County, KS | Gas Property | Mar 2026 |
| 4104 | FIENUP-HIRZ | Stevens County, KS | Gas Property | Apr 2026 |
| 4105 | FIGGE | Woodson County, KS | Oil Property | Apr 2026 |
| 4106 | FILBERT | Ness County, KS | Oil Property | Oct 2025 |
| 4107 | FILDES | Chautauqua County, KS | Oil Property | Jul 2023 |
| 4108 | FINCH | Franklin County, KS | Oil Property | Apr 2026 |
| 4109 | FINCHAM | Seward County, KS | Oil Property | Nov 2024 |
| 4110 | FINCHAM | Seward County, KS | Oil & Gas Property | Apr 2026 |
| 4111 | FINCHAM | Pratt County, KS | Oil & Gas Property | Oct 2002 |
| 4112 | FINCHAM | Pratt County, KS | Oil & Gas Property | Mar 2026 |
| 4113 | FINCHAM | Meade County, KS | Oil & Gas Property | Apr 2026 |
| 4114 | FINCHAM | Haskell County, KS | Oil & Gas Property | Apr 2026 |
| 4115 | FINCHAM | Stevens County, KS | Gas Property | Apr 2026 |
| 4116 | FINCHAM | Pratt County, KS | Oil & Gas Property | Mar 1996 |
| 4117 | FINCHAM 'C' | Grant County, KS | Gas Property | Apr 2026 |
| 4118 | FINCHAM GAS UNIT | Seward County, KS | Oil & Gas Property | Mar 2026 |
| 4119 | FINDLEY | Harper County, KS | Oil & Gas Property | Oct 2011 |
| 4120 | FINGER | Barton County, KS | Oil Property | Aug 1998 |
| 4121 | FINGER | Barton County, KS | Oil Property | Apr 2026 |
| 4122 | FINK | Graham County, KS | Oil Property | Mar 2026 |
| 4123 | FINKELSTEIN | Kearny County, KS | Gas Property | Apr 2026 |
| 4124 | FINKELSTEIN | Kearny County, KS | Gas Property | Apr 2026 |
| 4125 | FINKENBINDER | Anderson County, KS | Oil Property | Apr 2026 |
| 4126 | FINLEY | Wallace County, KS | Gas Property | Dec 2019 |
| 4127 | FINLEY | Wilson County, KS | Oil & Gas Property | Apr 2026 |
| 4128 | FINLEY | Stevens County, KS | Gas Property | Apr 2026 |
| 4129 | FINN | Kearny County, KS | Gas Property | Apr 2026 |
| 4130 | FINNERTY | Coffey County, KS | Oil Property | Oct 2024 |
| 4131 | FINNERTY | Douglas County, KS | Oil & Gas Property | Jan 2026 |
| 4132 | FINNESY | Rooks County, KS | Oil Property | Feb 2026 |
| 4133 | FINNESY | Osborne County, KS | Oil Property | Mar 2026 |
| 4134 | FINNESY | Rooks County, KS | Oil Property | Feb 2026 |
| 4135 | FINNEY | Butler County, KS | Oil Property | Apr 2026 |
| 4136 | FINNEY | Lyon County, KS | Oil Property | Apr 2026 |
| 4137 | FINNEY | Butler County, KS | Oil Property | Nov 1990 |
| 4138 | FINNUP | Finney County, KS | Oil & Gas Property | Apr 2026 |
| 4139 | FINNUP | Hamilton County, KS | Gas Property | Apr 2026 |
| 4140 | FINNUP | Finney County, KS | Gas Property | Apr 2026 |
| 4141 | FINNUP | Gray County, KS | Oil Property | Sep 1990 |
| 4142 | FINNUP | Finney County, KS | Oil & Gas Property | Apr 2026 |
| 4143 | FINNUP | Kearny County, KS | Gas Property | Apr 2026 |
| 4144 | FINNUP | Finney County, KS | Gas Property | Jan 2026 |
| 4145 | FIRST NATIONAL BANK | Stanton County, KS | Gas Property | Apr 2026 |
| 4146 | FIRST NATIONAL BANK GAS UNIT 'B' | Finney County, KS | Gas Property | Apr 2026 |
| 4147 | FIRST NATL | Cowley County, KS | Oil Property | Feb 2026 |
| 4148 | FIRST STATE BANK OF LARNED | Morton County, KS | Gas Property | Apr 2026 |
| 4149 | FISCHER | Ford County, KS | Oil Property | Apr 2026 |
| 4150 | FISCHER | Stafford County, KS | Oil & Gas Property | Apr 2026 |
| 4151 | FISCHER | Grant County, KS | Gas Property | Apr 2026 |
| 4152 | FISCHER | Stafford County, KS | Oil Property | Mar 2026 |
| 4153 | FISCHER | Seward County, KS | Gas Property | Apr 2026 |
| 4154 | FISCHER | Stafford County, KS | Oil Property | Dec 2025 |
| 4155 | FISCHER | Stafford County, KS | Oil Property | Apr 2026 |
| 4156 | FISCHER | Coffey County, KS | Oil Property | Apr 2026 |
| 4157 | FISCHER | Ellis County, KS | Oil Property | Apr 2026 |
| 4158 | FISCHER-CRASK | Barber County, KS | Oil & Gas Property | Apr 2026 |
| 4159 | FISCHLI | Rooks County, KS | Oil Property | Sep 2025 |
| 4160 | FISCHLI | Phillips County, KS | Oil Property | Jul 2025 |
| 4161 | FISCHLI | Rooks County, KS | Oil Property | Mar 2026 |
| 4162 | FISH | Stafford County, KS | Oil & Gas Property | Aug 2015 |
| 4163 | FISHER | Stevens County, KS | Oil & Gas Property | Feb 2025 |
| 4164 | FISHER | Ellis County, KS | Oil Property | Apr 2026 |
| 4165 | FISHER | Kiowa County, KS | Oil & Gas Property | Apr 2026 |
| 4166 | FISHER | Stafford County, KS | Oil & Gas Property | Apr 2026 |
| 4167 | FISHER | Rawlins County, KS | Oil Property | Apr 2026 |
| 4168 | FISHER | Stafford County, KS | Oil Property | Dec 1997 |
| 4169 | FISHER | Cheyenne County, KS | Oil Property | Apr 2026 |
| 4170 | FISHER | Stafford County, KS | Oil & Gas Property | Apr 2026 |
| 4171 | FISHER | Stafford County, KS | Oil & Gas Property | Apr 2026 |
| 4172 | FISHER 1 | Edwards County, KS | Oil & Gas Property | Apr 2026 |
| 4173 | FISHER CATTLE CO | Rawlins County, KS | Oil Property | Mar 2026 |
| 4174 | FITCH | Edwards County, KS | Oil Property | Apr 2026 |
| 4175 | FITHIAN | Morton County, KS | Gas Property | Mar 2026 |
| 4176 | FITZGERALD | Barber County, KS | Oil & Gas Property | Apr 2026 |
| 4177 | FITZGERALD | Ness County, KS | Oil Property | Apr 2026 |
| 4178 | FITZGERALD | Seward County, KS | Oil Property | Apr 2026 |
| 4179 | FITZGERALD | Seward County, KS | Oil & Gas Property | Apr 2026 |
| 4180 | FITZGERALD | Texas County, OK | Gas Property | May 2026 |
| 4181 | FITZGERALD | Barber County, KS | Oil & Gas Property | Apr 2026 |
| 4182 | FITZGERALD | Seward County, KS | Oil & Gas Property | Apr 2026 |
| 4183 | FITZGERALD | Kingman County, KS | Oil & Gas Property | Apr 2026 |
| 4184 | FITZGERALD A | Haskell County, KS | Oil & Gas Property | Nov 2025 |
| 4185 | FITZGIBBONS | Sherman County, KS | Gas Property | Apr 2026 |
| 4186 | FITZHUGH | Norton County, KS | Oil Property | Mar 2026 |
| 4187 | FITZPATRICK | Rice County, KS | Gas Property | Jan 2026 |
| 4188 | FITZPATRICK | Woodson County, KS | Oil Property | Feb 2026 |
| 4189 | FITZSIMMONS | Pratt County, KS | Oil & Gas Property | Sep 1995 |
| 4190 | FIZZELL | Stanton County, KS | Gas Property | Apr 2026 |
| 4191 | FLAGLER | Rooks County, KS | Oil Property | Apr 2026 |
| 4192 | FLAHARTY, RAY L | Labette County, KS | Gas Property | Apr 2026 |
| 4193 | FLAHERTY | Coffey County, KS | Oil Property | Apr 2026 |
| 4194 | FLAKE | Coffey County, KS | Oil Property | Mar 2026 |
| 4195 | FLANAGAN | Montgomery County, KS | Oil & Gas Property | Mar 2026 |
| 4196 | FLANDERS | Barton County, KS | Oil Property | Apr 2026 |
| 4197 | FLANDERS | Montgomery County, KS | Gas Property | Apr 2026 |
| 4198 | FLANIGAN | Phillips County, KS | Oil Property | Jul 1988 |
| 4199 | FLAX | Gove County, KS | Oil Property | Dec 2025 |
| 4200 | FLAX | Ellis County, KS | Oil Property | Apr 2026 |