| 41201 | FELD OL UNIT | Burleson County, TX | Oil & Gas Property | May 2025 |
| 41202 | FELDER | Ness County, KS | Oil Property | Apr 2025 |
| 41203 | FELDER | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 41204 | FELDERHOFF | Jack County, TX | Oil & Gas Property | Apr 2025 |
| 41205 | FELDERHOFF | Cooke County, TX | Oil & Gas Property | Jul 1996 |
| 41206 | FELDERHOFF | Cooke County, TX | Oil & Gas Property | May 2025 |
| 41207 | FELDERHOFF | Cooke County, TX | Oil & Gas Property | May 2025 |
| 41208 | FELDICK | Haskell County, OK | Gas Property | Apr 2025 |
| 41209 | FELDKAMP | Ellis County, KS | Oil Property | Oct 2024 |
| 41210 | FELDMAN | Ward County, TX | Oil & Gas Property | Dec 2016 |
| 41211 | FELDMAN | Rice County, KS | Oil Property | Mar 2025 |
| 41212 | FELDMAN | Midland County, TX | Oil & Gas Property | May 2025 |
| 41213 | FELDMAN | Loving County, TX | Oil & Gas Property | May 2025 |
| 41214 | FELDMAN | Wilbarger County, TX | Oil & Gas Property | Feb 2024 |
| 41215 | FELDMAN D. D | Wichita County, TX | Oil & Gas Property | May 2025 |
| 41216 | FELDMAN D.D. UNIT | Hemphill County, TX | Oil & Gas Property | May 2025 |
| 41217 | FELDMAN, D.D | Hardin County, TX | Oil & Gas Property | May 2025 |
| 41218 | FELDNER | Noble County, OH | Oil & Gas Property | Dec 2008 |
| 41219 | FELICE | Meade County, KS | Oil & Gas Property | Mar 2025 |
| 41220 | FELICIDAD | Zapata County, TX | Oil & Gas Property | Apr 2025 |
| 41221 | FELINA FEE | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 41222 | FELISA VALDEZ | Medina County, TX | Oil & Gas Property | May 2025 |
| 41223 | FELIX | Campbell County, WY | Gas Property | Jun 2025 |
| 41224 | FELIX | Kings County, CA | Oil & Gas Property | Dec 1997 |
| 41225 | FELIX | Gray County, TX | Oil & Gas Property | May 2025 |
| 41226 | FELIX 9-16-21-28 | Roosevelt County, MT | Oil & Gas Property | May 2025 |
| 41227 | FELIX CS STATE | Campbell County, WY | Gas Property | Feb 2012 |
| 41228 | FELIX UNIT | Karnes County, TX | Oil & Gas Property | May 2025 |
| 41229 | FELIX UNIT | Campbell County, WY | Oil & Gas Property | Jun 2024 |
| 41230 | FELKEN WRIGHT | Dawson County, TX | Oil & Gas Property | May 2025 |
| 41231 | FELKER A | Lipscomb County, TX | Oil & Gas Property | May 2025 |
| 41232 | FELL | Clare County, MI | Oil Property | May 2025 |
| 41233 | FELL | Carter County, OK | Oil Property | Apr 2025 |
| 41234 | FELL | Okmulgee County, OK | Oil & Gas Property | Apr 2025 |
| 41235 | FELL GAS UNIT | Stanton County, KS | Gas Property | Apr 2025 |
| 41236 | FELLER | Williams County, ND | Oil & Gas Property | Jun 2025 |
| 41237 | FELLER 15-22 #7H | Williams County, ND | Oil & Gas Property | Jun 2025 |
| 41238 | FELLERS | Alfalfa County, OK | Oil & Gas Property | May 2025 |
| 41239 | FELLERS | Ellis County, KS | Oil Property | Mar 2025 |
| 41240 | FELLERS FARMS 36-28-12 1H | Alfalfa County, OK | Oil & Gas Property | Apr 2025 |
| 41241 | FELLERS R | Parker County, TX | Oil & Gas Property | May 2025 |
| 41242 | FELLERS STATE UNIT | Reeves County, TX | Oil & Gas Property | May 2025 |
| 41243 | FELLHOELTER | Sheridan County, KS | Oil Property | May 2024 |
| 41244 | FELLOWSHIP | Dallas County, TX | Gas Property | May 2025 |
| 41245 | FELLOWSHIP BAPTIST CHURCH 1 | Mingo County, WV | Gas Property | Dec 2021 |
| 41246 | FELMONT FED | Lea County, NM | Oil & Gas Property | May 2025 |
| 41247 | FELPS | Zavala County, TX | Oil & Gas Property | May 2025 |
| 41248 | FELT | Wichita County, KS | Oil Property | Apr 2025 |
| 41249 | FELTER | Bradford County, PA | Gas Property | May 2025 |
| 41250 | FELTES | Barton County, KS | Oil Property | Apr 2025 |
| 41251 | FELTES | Barton County, KS | Oil Property | Mar 2025 |
| 41252 | FELTES | Barton County, KS | Oil Property | Mar 2025 |
| 41253 | FELTON | Caddo County, OK | Oil Property | May 2024 |
| 41254 | FELTON | Cowley County, KS | Oil Property | Apr 2025 |
| 41255 | FELTON | Lea County, NM | Oil & Gas Property | Feb 2019 |
| 41256 | FELTS | Shackelford County, TX | Oil & Gas Property | Apr 2025 |
| 41257 | FELTY, GEORGE | Clay County, KY | Gas Property | Dec 2023 |
| 41258 | FELTZ | Hartley County, TX | Gas Property | Apr 2025 |
| 41259 | FELUMLEE | Licking County, OH | Oil & Gas Property | Dec 2024 |
| 41260 | FELUMLEE RALPH | Licking County, OH | Oil Property | Dec 2008 |
| 41261 | FENCE C | Grand County, UT | Oil & Gas Property | Jun 2025 |
| 41262 | FENCE CREEK | Campbell County, WY | Oil & Gas Property | Feb 2018 |
| 41263 | FENCE LINE FED | Duchesne County, UT | Oil & Gas Property | Aug 2013 |
| 41264 | FENCELINE FED | Duchesne County, UT | Oil & Gas Property | May 2025 |
| 41265 | FENDER | Smith County, TX | Oil & Gas Property | Sep 2024 |
| 41266 | FENDER | Panola County, TX | Oil & Gas Property | May 2025 |
| 41267 | FENDER | Coshocton County, OH | Oil & Gas Property | Dec 2023 |
| 41268 | FENDER | Lincoln County, OK | Oil & Gas Property | Oct 2024 |
| 41269 | FENDER | Howard County, TX | Oil & Gas Property | May 2025 |
| 41270 | FENDEROSA 2107 1LMH-4 | Garfield County, OK | Oil & Gas Property | Apr 2025 |
| 41271 | FENDLEY | Ector County, TX | Oil & Gas Property | May 2025 |
| 41272 | FENLAW MACK GAS UNIT 1 | Upshur County, TX | Oil & Gas Property | May 2025 |
| 41273 | FENLEY | Angelina County, TX | Oil & Gas Property | Aug 2024 |
| 41274 | FENN 1 | Amite County, MS | Oil & Gas Property | May 1987 |
| 41275 | FENN M | Gregg County, TX | Oil & Gas Property | May 2025 |
| 41276 | FENN RANCH | Lee County, TX | Oil & Gas Property | May 2025 |
| 41277 | FENNA BRUINS | Toole County, MT | Oil Property | May 2025 |
| 41278 | FENNEC 149-93-10B-15H | Dunn County, ND | Oil & Gas Property | Jun 2025 |
| 41279 | FENNEL | Montague County, TX | Oil & Gas Property | May 2025 |
| 41280 | FENNELL | Runnels County, TX | Oil & Gas Property | May 2025 |
| 41281 | FENNER | Jackson County, TX | Oil & Gas Property | May 2025 |
| 41282 | FENNER | Duval County, TX | Oil Property | May 2025 |
| 41283 | FENOGLIO | Montague County, TX | Oil & Gas Property | May 2025 |
| 41284 | FENOGLIO | Montague County, TX | Oil & Gas Property | Mar 2018 |
| 41285 | FENRIR UNIT A 10-03 | Borden County, TX | Oil & Gas Property | May 2025 |
| 41286 | FENSKE | Ottawa County, MI | Oil Property | Apr 2025 |
| 41287 | FENSTER | Divide County, ND | Oil & Gas Property | Jun 2025 |
| 41288 | FENSTER C | Sedgwick County, KS | Oil Property | Apr 2025 |
| 41289 | FENSTERMAKER | Jefferson County, PA | Gas Property | Dec 2024 |
| 41290 | FENTON | Woodward County, OK | Oil & Gas Property | May 2025 |
| 41291 | FENTON | Upshur County, TX | Oil & Gas Property | May 2025 |
| 41292 | FENTON | Haskell County, OK | Gas Property | Apr 2025 |
| 41293 | FENTON | Westmoreland County, PA | Gas Property | Dec 2024 |
| 41294 | FENTON | Mercer County, PA | Oil & Gas Property | Dec 2024 |
| 41295 | FENTON | Gregg County, TX | Oil & Gas Property | Aug 2015 |
| 41296 | FENTON 7 FEDERAL | Eddy County, NM | Oil & Gas Property | Oct 2017 |
| 41297 | FENTON BROTHERS | Muskingum County, OH | Oil & Gas Property | Dec 2017 |
| 41298 | FENTON FEDERAL 11X-20 | Dunn County, ND | Oil & Gas Property | Jun 2025 |
| 41299 | FENTON H. GAS UNIT | Upshur County, TX | Oil & Gas Property | May 2025 |
| 41300 | FENTON R | Mercer County, PA | Oil & Gas Property | Dec 2024 |