| 5401 | FULMER | White County, AR | Gas Property | Jun 2024 |
| 5402 | FULMER | Holmes County, OH | Oil Property | Dec 2024 |
| 5403 | FULMER | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 5404 | FULMER 1-16 | Stephens County, OK | Oil & Gas Property | Jan 2025 |
| 5405 | FULMER UNIT | Lycoming County, PA | Gas Property | Jan 2025 |
| 5406 | FULNECKY | Potter County, PA | Oil & Gas Property | Dec 2024 |
| 5407 | FULPS J. M | Caldwell County, TX | Oil & Gas Property | Jan 2025 |
| 5408 | FULSCHER | Phillips County, CO | Gas Property | Sep 2023 |
| 5409 | FULSOM | Cowley County, KS | Oil Property | Sep 2024 |
| 5410 | FULSOM | Chautauqua County, KS | Oil Property | Dec 2024 |
| 5411 | FULSOM RANCH | Chautauqua County, KS | Oil Property | Jul 2022 |
| 5412 | FULSON | Tarrant County, TX | Gas Property | Jan 2025 |
| 5413 | FULTON | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 5414 | FULTON | Clark County, KS | Oil & Gas Property | Dec 2024 |
| 5415 | FULTON | Venango County, PA | Oil & Gas Property | Dec 2017 |
| 5416 | FULTON | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 5417 | FULTON | Washington County, OH | Oil & Gas Property | Dec 2023 |
| 5418 | FULTON | Los Angeles County, CA | Oil & Gas Property | Dec 2024 |
| 5419 | FULTON | Lubbock County, TX | Oil & Gas Property | Jan 2025 |
| 5420 | FULTON | Robertson County, TX | Oil & Gas Property | Jan 2025 |
| 5421 | FULTON | Warren County, PA | Oil Property | Dec 2024 |
| 5422 | FULTON | Grant County, KS | Gas Property | Dec 2024 |
| 5423 | FULTON | Harrison County, OH | Oil & Gas Property | Dec 2023 |
| 5424 | FULTON | Freestone County, TX | Oil & Gas Property | Jan 2025 |
| 5425 | FULTON | Oldham County, TX | Oil & Gas Property | Jan 2025 |
| 5426 | FULTON | Clarion County, PA | Gas Property | Dec 2024 |
| 5427 | FULTON BEACH | Aransas County, TX | Oil & Gas Property | Apr 2022 |
| 5428 | FULTON C 1 | Caddo County, OK | Oil & Gas Property | Jan 2025 |
| 5429 | FULTON COLLIER | Eddy County, NM | Oil & Gas Property | Jun 2018 |
| 5430 | FULTON GEORGE GAS UNIT NO. 1 | Freestone County, TX | Oil & Gas Property | Jan 2025 |
| 5431 | FULTON L | Washington County, OH | Oil & Gas Property | Dec 2023 |
| 5432 | FULTON, C. T | Grayson County, TX | Oil & Gas Property | Jan 2025 |
| 5433 | FULTON, E | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 5434 | FULTON-BYRNE | Toole County, MT | Oil & Gas Property | Oct 2023 |
| 5435 | FULTON-MCKEE | Los Angeles County, CA | Oil & Gas Property | Dec 2024 |
| 5436 | FULTON-SELL | Lipscomb County, TX | Oil & Gas Property | Jan 2025 |
| 5437 | FULTS | Roger Mills County, OK | Oil & Gas Property | Jan 2025 |
| 5438 | FULTS GAS UNIT | Harrison County, TX | Oil & Gas Property | Jan 2025 |
| 5439 | FULTZ | Labette County, KS | Gas Property | Sep 2009 |
| 5440 | FULWYLER UNIT 28 | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 5441 | FUNCK 1-12 | Canadian County, OK | Oil & Gas Property | Jan 2025 |
| 5442 | FUND 8 DOMESTIC | Mingo County, WV | Gas Property | Dec 2021 |
| 5443 | FUNDIS | Pottawatomie County, OK | Oil Property | Oct 2024 |
| 5444 | FUNDIS | Pottawatomie County, OK | Oil & Gas Property | Jan 2025 |
| 5445 | FUNDIS | Coffey County, KS | Oil Property | Dec 2024 |
| 5446 | FUNK | Tom Green County, TX | Oil & Gas Property | Jan 2019 |
| 5447 | FUNK | Canadian County, OK | Oil & Gas Property | Jan 2025 |
| 5448 | FUNK | Ashland County, OH | Oil & Gas Property | Dec 2017 |
| 5449 | FUNK | Barton County, KS | Oil Property | Dec 2024 |
| 5450 | FUNK | Kingman County, KS | Oil & Gas Property | Jul 2020 |
| 5451 | FUNK | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 5452 | FUNK | Stark County, OH | Oil & Gas Property | Dec 2023 |
| 5453 | FUNK | Kingman County, KS | Oil & Gas Property | Dec 2024 |
| 5454 | FUNK | Woodson County, KS | Oil Property | Dec 2024 |
| 5455 | FUNK | Young County, TX | Oil & Gas Property | Dec 2024 |
| 5456 | FUNK | Chautauqua County, KS | Oil Property | May 1996 |
| 5457 | FUNK | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 5458 | FUNK 49 | Eddy County, NM | Oil & Gas Property | Jul 2016 |
| 5459 | FUNK ET AL GAS UNIT | Goliad County, TX | Oil & Gas Property | Jan 2025 |
| 5460 | FUNK JOE | Tom Green County, TX | Oil & Gas Property | Jan 2025 |
| 5461 | FUNK, LEROY | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 5462 | FUNKE | Kingman County, KS | Gas Property | Nov 2024 |
| 5463 | FUNKHOUSER 20 | Upton County, TX | Oil & Gas Property | Jul 2023 |
| 5464 | FUNKY BOSS | Ward County, TX | Oil & Gas Property | Jan 2025 |
| 5465 | FUNKY MONKS 8 FEDERAL COM | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 5466 | FUNNY CIDE 15258 FED COM | Chaves County, NM | Oil & Gas Property | Jan 2025 |
| 5467 | FUNNY CIDE 32 | Culberson County, TX | Oil & Gas Property | Jan 2025 |
| 5468 | FUNSTON LAND INC 1 | De Soto Parish, LA | Oil & Gas Property | Dec 2024 |
| 5469 | FUQUA | Stephens County, OK | Oil & Gas Property | Dec 2024 |
| 5470 | FUQUA | Carson County, TX | Gas Property | Jan 2025 |
| 5471 | FUQUA | Chautauqua County, KS | Oil & Gas Property | Dec 1992 |
| 5472 | FUQUA | Moore County, TX | Oil & Gas Property | Jan 2025 |
| 5473 | FURBALL FED 4271-28 | Campbell County, WY | Oil & Gas Property | Jan 2025 |
| 5474 | FURBAY UNIT | Stark County, OH | Oil & Gas Property | Dec 2023 |
| 5475 | FURBEE | Marion County, WV | Oil & Gas Property | Mar 2021 |
| 5476 | FURBEE, J. H | Marion County, WV | Oil & Gas Property | Aug 2018 |
| 5477 | FURBY, BRADLEY | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 5478 | FURDA | Washington County, PA | Gas Property | Dec 2024 |
| 5479 | FURGERSON | Hopkins County, KY | Oil Property | Dec 2014 |
| 5480 | FURINA | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 5481 | FURLONG 151-94-21A-28H | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 5482 | FURLOUGH GAS UNIT | Leon County, TX | Oil & Gas Property | Jan 2025 |
| 5483 | FURLOW | De Soto Parish, LA | Gas Property | Dec 2024 |
| 5484 | FURLOW | Claiborne Parish, LA | Oil & Gas Property | Sep 2024 |
| 5485 | FURMAN | Indiana County, PA | Gas Property | Dec 2024 |
| 5486 | FURMAN | Butler County, KS | Oil Property | Dec 2024 |
| 5487 | FURNACE RUN | Armstrong County, PA | Gas Property | Jan 2025 |
| 5488 | FURNEAUX | Gray County, TX | Oil & Gas Property | Jan 2025 |
| 5489 | FURNER | Harrison County, WV | Oil & Gas Property | Dec 2021 |
| 5490 | FURQUERON | Glasscock County, TX | Oil & Gas Property | Jan 2025 |
| 5491 | FURR | Garfield County, CO | Oil & Gas Property | Jan 2025 |
| 5492 | FURR | Archer County, TX | Oil & Gas Property | Jan 2025 |
| 5493 | FURR, CHARLES | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 5494 | FURR, FLOYD | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 5495 | FURR-TUBB | Crane County, TX | Oil & Gas Property | Jan 2025 |
| 5496 | FURRH | Harrison County, TX | Oil & Gas Property | Apr 2017 |
| 5497 | FURRH | Harrison County, TX | Oil & Gas Property | Jan 2025 |
| 5498 | FURRH | Howard County, TX | Oil & Gas Property | Jan 2025 |
| 5499 | FURRH | Lavaca County, TX | Oil & Gas Property | Jan 2025 |
| 5500 | FURRH | Harrison County, TX | Oil & Gas Property | Jan 2025 |