| 40201 | FERNWOOD | Walthall County, MS | Oil & Gas Property | Jul 2006 |
| 40202 | FERNWOOD | Walthall County, MS | Oil & Gas Property | Jul 2022 |
| 40203 | FERNWOOD | Walthall County, MS | Oil & Gas Property | Nov 2011 |
| 40204 | FERNYHOUGH | Sheridan County, MT | Oil & Gas Property | May 2003 |
| 40205 | FERRARA | Trumbull County, OH | Oil & Gas Property | Dec 2023 |
| 40206 | FERRARINI | Duchesne County, UT | Oil & Gas Property | Sep 2024 |
| 40207 | FERRARO | Bradford County, PA | Gas Property | Sep 2024 |
| 40208 | FERRARO | Harrison County, OH | Gas Property | Dec 2013 |
| 40209 | FERREBEE | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 40210 | FERREBEE BEA | Beaver County, PA | Gas Property | Sep 2024 |
| 40211 | FERREBEE, R | Doddridge County, WV | Oil & Gas Property | Jun 2021 |
| 40212 | FERREE | Butler County, PA | Gas Property | Sep 2024 |
| 40213 | FERREE A | Woodson County, KS | Oil Property | Jul 2024 |
| 40214 | FERREL | Runnels County, TX | Oil & Gas Property | Jul 2024 |
| 40215 | FERRELL | Dewey County, OK | Oil & Gas Property | Sep 2024 |
| 40216 | FERRELL | Roane County, WV | Oil & Gas Property | Dec 2021 |
| 40217 | FERRELL | Calhoun County, WV | Oil & Gas Property | Dec 2021 |
| 40218 | FERRELL | Franklin County, KS | Oil Property | Jul 2024 |
| 40219 | FERRELL | Atascosa County, TX | Oil & Gas Property | Feb 2022 |
| 40220 | FERRELL | Roane County, WV | Oil & Gas Property | Dec 2021 |
| 40221 | FERRELL | Harrison County, OH | Oil & Gas Property | Dec 2023 |
| 40222 | FERRELL | Caddo Parish, LA | Oil Property | May 2024 |
| 40223 | FERRELL | Live Oak County, TX | Oil & Gas Property | Aug 2024 |
| 40224 | FERRELL | Harper County, KS | Oil & Gas Property | Sep 2001 |
| 40225 | FERRELL | Eastland County, TX | Oil & Gas Property | Aug 2024 |
| 40226 | FERRELL | Ritchie County, WV | Oil & Gas Property | Jul 2021 |
| 40227 | FERRELL | Butler County, KS | Oil Property | Jul 2024 |
| 40228 | FERRELL | Jack County, TX | Oil & Gas Property | Jul 2024 |
| 40229 | FERRELL & HATCHER | Pike County, KY | Oil & Gas Property | Dec 2020 |
| 40230 | FERRELL & HATCHER | Pike County, KY | Gas Property | Dec 2020 |
| 40231 | FERRELL 1-17H | Alfalfa County, OK | Oil & Gas Property | Aug 2024 |
| 40232 | FERRELL 84 | Los Angeles County, CA | Oil & Gas Property | Sep 2024 |
| 40233 | FERRELL A | Freestone County, TX | Oil & Gas Property | Aug 2024 |
| 40234 | FERRELL MRS. ISABEL R. A | Live Oak County, TX | Oil & Gas Property | Aug 2024 |
| 40235 | FERRELL, BUDDY | Johnson County, KY | Gas Property | Dec 2022 |
| 40236 | FERRELL, ISABEL R | Live Oak County, TX | Oil & Gas Property | Aug 2024 |
| 40237 | FERRELL, ROY E. ROY FERRELL | Ohio County, WV | Oil & Gas Property | Dec 2021 |
| 40238 | FERRELL-RICHARDS | Jack County, TX | Oil & Gas Property | Aug 2024 |
| 40239 | FERRERO | Santa Barbara County, CA | Oil & Gas Property | Jun 1989 |
| 40240 | FERRET 17-20-29 | Hughes County, OK | Oil & Gas Property | Sep 2024 |
| 40241 | FERRILL | Grayson County, TX | Oil & Gas Property | Aug 2024 |
| 40242 | FERRINI | Monterey County, CA | Oil & Gas Property | Sep 2024 |
| 40243 | FERRIS | Carbon County, WY | Oil & Gas Property | Jul 2024 |
| 40244 | FERRIS | Texas County, OK | Oil & Gas Property | Aug 2024 |
| 40245 | FERRIS | Mercer County, PA | Gas Property | Dec 2023 |
| 40246 | FERRIS-SALEM | Stafford County, KS | Oil Property | Jun 2024 |
| 40247 | FERRON | Emery County, UT | Gas Property | Jul 2024 |
| 40248 | FERRON | Emery County, UT | Oil & Gas Property | Sep 2024 |
| 40249 | FERRY SARAH E | Atascosa County, TX | Oil & Gas Property | Aug 2024 |
| 40250 | FERTIG | Kearny County, KS | Gas Property | Jul 2024 |
| 40251 | FERTIG | Pawnee County, KS | Oil Property | Jul 2024 |
| 40252 | FERTIG | Pawnee County, KS | Oil Property | Jul 2024 |
| 40253 | FERTIG & FROST | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 40254 | FERTILE | Mountrail County, ND | Oil & Gas Property | Sep 2024 |
| 40255 | FERTSCH | Karnes County, TX | Oil & Gas Property | Aug 2024 |
| 40256 | FERVER | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 40257 | FESLER | Comanche County, OK | Oil Property | Mar 2024 |
| 40258 | FESLER | Graham County, KS | Oil Property | Jul 2024 |
| 40259 | FESLER | Reno County, KS | Oil & Gas Property | May 2024 |
| 40260 | FESLER | Chautauqua County, KS | Oil Property | Jun 1995 |
| 40261 | FESPERMAN | Le Flore County, OK | Gas Property | Aug 2024 |
| 40262 | FESSEL | Gladwin County, MI | Oil Property | Dec 2023 |
| 40263 | FESSENBECK | Cleveland County, OK | Oil & Gas Property | Jul 2014 |
| 40264 | FESTER | Kay County, OK | Oil Property | Jan 2022 |
| 40265 | FESTUS 648-661 | Yoakum County, TX | Oil & Gas Property | Aug 2024 |
| 40266 | FETCHEN | Allegheny County, PA | Gas Property | Sep 2024 |
| 40267 | FETSCH | Knox County, TX | Oil & Gas Property | Jan 2024 |
| 40268 | FETTE | Cooke County, TX | Oil & Gas Property | Aug 2024 |
| 40269 | FETTERMAN | Indiana County, PA | Gas Property | Dec 2023 |
| 40270 | FETTERS | Mesa County, CO | Gas Property | Jan 2016 |
| 40271 | FETTERS | Ashtabula County, OH | Oil & Gas Property | Dec 2023 |
| 40272 | FETTIG | McKenzie County, ND | Oil & Gas Property | Sep 2024 |
| 40273 | FETTIG | Dunn County, ND | Oil & Gas Property | Sep 2024 |
| 40274 | FETTIG 6-7H | Dunn County, ND | Oil & Gas Property | Sep 2024 |
| 40275 | FETZER | Wayne County, OH | Oil & Gas Property | Dec 2023 |
| 40276 | FEUERBORN | Linn County, KS | Oil Property | Nov 2023 |
| 40277 | FEUERSTEIN | Weld County, CO | Oil & Gas Property | Oct 2019 |
| 40278 | FEUILLE | San Juan County, NM | Oil & Gas Property | Sep 2024 |
| 40279 | FEUILLE | San Juan County, NM | Oil & Gas Property | Sep 2024 |
| 40280 | FEUILLE A | San Juan County, NM | Oil & Gas Property | Sep 2024 |
| 40281 | FEUQUAY | Lincoln County, OK | Oil & Gas Property | Jun 2024 |
| 40282 | FEUSNER | Bradford County, PA | Gas Property | Sep 2024 |
| 40283 | FEUSNER 03 0 | Bradford County, PA | Gas Property | Sep 2024 |
| 40284 | FEW 16 21 FEDERAL STATE COM P41 | Eddy County, NM | Oil & Gas Property | Sep 2024 |
| 40285 | FEWEL | Okmulgee County, OK | Oil Property | Aug 2024 |
| 40286 | FEY 1 | Toole County, MT | Oil Property | Jun 2024 |
| 40287 | FEY G( | Toole County, MT | Gas Property | May 2024 |
| 40288 | FEY-A | Toole County, MT | Oil & Gas Property | Jun 2024 |
| 40289 | FEZ FEDERAL COM | Lea County, NM | Oil & Gas Property | Sep 2024 |
| 40290 | FEZZIK | Howard County, TX | Oil & Gas Property | Aug 2024 |
| 40291 | FFU 1 | Madison County, MS | Oil & Gas Property | Jun 2024 |
| 40292 | FFU 2 | Madison County, MS | Oil & Gas Property | Mar 2024 |
| 40293 | FFU 3 | Madison County, MS | Oil Property | Dec 2000 |
| 40294 | FGR UNIT 27 | Howard County, TX | Oil & Gas Property | Aug 2024 |
| 40295 | FGU-MAGNOLIA | Victoria County, TX | Oil & Gas Property | Aug 2024 |
| 40296 | FHA 22 | Yuma County, CO | Gas Property | Sep 2024 |
| 40297 | FHF 17-14-16 H | Caddo Parish, LA | Gas Property | Jun 2024 |
| 40298 | FHS UNIT | Mitchell County, TX | Oil & Gas Property | Aug 2024 |
| 40299 | FHSOG-WOLF | Cattaraugus County, NY | Oil & Gas Property | Dec 2023 |
| 40300 | FICB | Amite County, MS | Oil & Gas Property | Sep 2024 |