| 301 | FALKENBERG | Butler County, KS | Oil Property | Dec 2025 |
| 302 | FALKENBURG | Burleson County, TX | Oil & Gas Property | Jul 2020 |
| 303 | FALKOR | Howard County, TX | Oil & Gas Property | Feb 2026 |
| 304 | FALKS GAS UNIT 1 | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 305 | FALL | Scurry County, TX | Oil & Gas Property | Feb 2026 |
| 306 | FALL CREEK | Tioga County, PA | Gas Property | Aug 2017 |
| 307 | FALLER | Venango County, PA | Gas Property | Dec 2025 |
| 308 | FALLIN 2 | Lincoln Parish, LA | Oil & Gas Property | Aug 2017 |
| 309 | FALLIS | Osborne County, KS | Oil Property | Jul 2025 |
| 310 | FALLON | McClain County, OK | Oil & Gas Property | Feb 2026 |
| 311 | FALLON | Garvin County, OK | Oil & Gas Property | Dec 2015 |
| 312 | FALLON 27-28 #1H | Roosevelt County, MT | Oil & Gas Property | Feb 2026 |
| 313 | FALLOW | Lincoln County, CO | Oil & Gas Property | Jan 2026 |
| 314 | FALLOW UNIT | Atascosa County, TX | Oil & Gas Property | Feb 2026 |
| 315 | FALLS | Scurry County, TX | Oil & Gas Property | Feb 2026 |
| 316 | FALLS C | Archer County, TX | Oil & Gas Property | Feb 2026 |
| 317 | FALLS CITY | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 318 | FALLS CO. SCRANTON-BOYLES | Archer County, TX | Oil & Gas Property | Jan 2026 |
| 319 | FALLS CREEK | Johnson County, TX | Oil & Gas Property | Feb 2026 |
| 320 | FALLS MINNIE | Scurry County, TX | Oil & Gas Property | Jan 2026 |
| 321 | FALLSTROM 14-20TFH | Dunn County, ND | Oil & Gas Property | Feb 2026 |
| 322 | FALOR, HIRAM | Guadalupe County, TX | Oil & Gas Property | Nov 2019 |
| 323 | FALSETTE RANCH | La Salle County, TX | Oil & Gas Property | Feb 2026 |
| 324 | FALTRINO | Hill County, MT | Gas Property | Nov 2021 |
| 325 | FALVEL | Johnson County, TX | Gas Property | Jan 2024 |
| 326 | FALVEY J.W | Gregg County, TX | Oil & Gas Property | Feb 2026 |
| 327 | FALXA FEDERAL | Johnson County, WY | Gas Property | Feb 2026 |
| 328 | FALXA LAND | Johnson County, WY | Gas Property | Feb 2026 |
| 329 | FAMA | Andrews County, TX | Oil & Gas Property | Feb 2026 |
| 330 | FAMBRO | Erath County, TX | Oil & Gas Property | Feb 2026 |
| 331 | FAMBRO | Stephens County, TX | Oil & Gas Property | Feb 2026 |
| 332 | FAMBRO SAM | Stephens County, TX | Gas Property | Feb 2026 |
| 333 | FAMBRO-BROYLES | Stephens County, TX | Oil & Gas Property | Feb 2026 |
| 334 | FAMBROUGH | Stephens County, TX | Oil & Gas Property | Jan 2026 |
| 335 | FAMILY | Belmont County, OH | Oil & Gas Property | Dec 2025 |
| 336 | FAMILY FARM | Hodgeman County, KS | Oil Property | Dec 2025 |
| 337 | FAMILY MAN | Midland County, TX | Oil & Gas Property | Feb 2026 |
| 338 | FAMILY RESERVE-STATE | Pecos County, TX | Oil & Gas Property | Feb 2026 |
| 339 | FAMOSA | Kern County, CA | Oil & Gas Property | Feb 2026 |
| 340 | FAMOUS SHOES 18-04-30 | Logan County, OK | Oil & Gas Property | Jan 2026 |
| 341 | FANCHER | Wise County, TX | Oil & Gas Property | Feb 2026 |
| 342 | FANCHER | Bexar County, TX | Oil & Gas Property | Jan 2026 |
| 343 | FANCHER | Baylor County, TX | Oil & Gas Property | Feb 2026 |
| 344 | FANCHER | Custer County, OK | Oil & Gas Property | Jan 2026 |
| 345 | FANDANGO | Reagan County, TX | Oil & Gas Property | Feb 2026 |
| 346 | FANDANGO 536 | Yoakum County, TX | Oil & Gas Property | Feb 2026 |
| 347 | FANKHAUSER | Greenwood County, KS | Oil Property | Nov 2025 |
| 348 | FANKHAUSER | Belmont County, OH | Gas Property | Dec 2025 |
| 349 | FANKHAUSER | Kiowa County, KS | Oil Property | Aug 2025 |
| 350 | FANKHAUSER | Greenwood County, KS | Oil Property | Jan 1986 |
| 351 | FANKHOUSER | Texas County, OK | Gas Property | Jan 2026 |
| 352 | FANNIE | Pittsburg County, OK | Gas Property | Jan 2026 |
| 353 | FANNIE | Butler County, KS | Oil Property | Nov 2025 |
| 354 | FANNIE F | Forest County, PA | Oil Property | Dec 2025 |
| 355 | FANNIE FEDERAL 2759 43-19H | Roosevelt County, MT | Oil & Gas Property | Feb 2026 |
| 356 | FANNIE GRANTHAM (AW) | Wise County, TX | Oil & Gas Property | Feb 2026 |
| 357 | FANNIE HAILE | Union Parish, LA | Gas Property | Dec 2024 |
| 358 | FANNIE HARTZF | Clearfield County, PA | Gas Property | Dec 2025 |
| 359 | FANNIE LAN | Union Parish, LA | Gas Property | Dec 2024 |
| 360 | FANNIE SUMPTER | Garvin County, OK | Oil & Gas Property | Feb 2026 |
| 361 | FANNIN | Elliott County, KY | Oil & Gas Property | Jul 2017 |
| 362 | FANNIN FARMS | Tarrant County, TX | Gas Property | Feb 2026 |
| 363 | FANNIN HERMAN | Madison County, TX | Oil & Gas Property | Jan 2026 |
| 364 | FANNIN W. H | Madison County, TX | Oil & Gas Property | Jan 2026 |
| 365 | FANNIN, DAVIS HEIRS | Martin County, KY | Oil & Gas Property | Dec 2024 |
| 366 | FANNIN, M | Madison County, TX | Oil & Gas Property | Feb 2026 |
| 367 | FANNING | Beckham County, OK | Oil & Gas Property | Jan 2026 |
| 368 | FANNING | Lea County, NM | Oil & Gas Property | Feb 2026 |
| 369 | FANNING | Harper County, KS | Oil & Gas Property | Dec 2025 |
| 370 | FANNING 1 | Eddy County, NM | Oil & Gas Property | Jul 2024 |
| 371 | FANNY B | Weld County, CO | Oil & Gas Property | May 2017 |
| 372 | FANO | Kern County, CA | Oil Property | Mar 2026 |
| 373 | FANOUS | Callahan County, TX | Oil & Gas Property | Mar 2025 |
| 374 | FANSHER F | Finney County, KS | Oil Property | Dec 2025 |
| 375 | FANSHIER | Stafford County, KS | Oil Property | Dec 2025 |
| 376 | FANSHIER | Ness County, KS | Oil Property | Nov 2025 |
| 377 | FANSHIER 1-21 | Stafford County, KS | Oil Property | Mar 2017 |
| 378 | FANT | Cass County, TX | Oil & Gas Property | Jan 2026 |
| 379 | FANT RANCH UNIT | Knox County, TX | Oil & Gas Property | Feb 2026 |
| 380 | FANT, W W | Barren County, KY | Oil Property | Dec 2022 |
| 381 | FANTA 28-0-5 | Loving County, TX | Oil & Gas Property | Feb 2026 |
| 382 | FANTANA | Howard County, TX | Oil & Gas Property | Feb 2026 |
| 383 | FANTASY | Upton County, TX | Oil & Gas Property | Jan 2026 |
| 384 | FANTON | Allegany County, NY | Oil & Gas Property | Dec 2024 |
| 385 | FAR COUNTRY 12-13-24 | Howard County, TX | Oil & Gas Property | Feb 2026 |
| 386 | FAR EAST | Hot Springs County, WY | Oil Property | Oct 2001 |
| 387 | FAR EAST 1-12 | Howard County, TX | Oil & Gas Property | Feb 2026 |
| 388 | FARABAUGH | Cambria County, PA | Gas Property | Dec 2025 |
| 389 | FARABEE MATTHEW UNIT | Washington County, PA | Gas Property | Feb 2026 |
| 390 | FARAHAY | Ashtabula County, OH | Oil & Gas Property | Dec 2024 |
| 391 | FARAMIR FARMS 6 | Weld County, CO | Oil & Gas Property | Jan 2023 |
| 392 | FARBER | Carroll County, OH | Oil & Gas Property | Dec 2025 |
| 393 | FARBER | Sedgwick County, KS | Oil Property | Nov 2003 |
| 394 | FARBER | Garfield County, OK | Oil & Gas Property | Jan 2026 |
| 395 | FARBER BOB FEDERAL | Lea County, NM | Oil & Gas Property | Feb 2026 |
| 396 | FARBO | Toole County, MT | Oil Property | Mar 2025 |
| 397 | FARGO 75-13 LOV | Loving County, TX | Oil & Gas Property | Feb 2026 |
| 398 | FARGO EAST UNIT | Wilbarger County, TX | Oil & Gas Property | Feb 2026 |
| 399 | FARGO UNIT | Wilbarger County, TX | Oil & Gas Property | Feb 2026 |
| 400 | FARGO WEST UNIT | Wilbarger County, TX | Oil Property | Dec 2025 |