| 5401 | FULLER 14 23 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5402 | FULLER 43 | Glasscock County, TX | Oil & Gas Property | May 2025 |
| 5403 | FULLER 826N 826N | Tioga County, PA | Gas Property | Jun 2025 |
| 5404 | FULLER DORWARD UNIT | Scurry County, TX | Oil & Gas Property | May 2025 |
| 5405 | FULLER EUGENE UNIT | Lycoming County, PA | Gas Property | Jun 2025 |
| 5406 | FULLER FE | Campbell County, WY | Gas Property | Jun 2013 |
| 5407 | FULLER FEDERAL | Campbell County, WY | Gas Property | Jun 2012 |
| 5408 | FULLER FEDERAL | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 5409 | FULLER FEDERAL | Fremont County, WY | Oil & Gas Property | May 2012 |
| 5410 | FULLER GILBERT | Medina County, OH | Oil & Gas Property | Dec 2019 |
| 5411 | FULLER M. L | Pecos County, TX | Oil & Gas Property | May 2025 |
| 5412 | FULLER RANCH | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 5413 | FULLER RES | Fremont County, WY | Oil & Gas Property | Oct 2024 |
| 5414 | FULLER STATE 36 | Fremont County, WY | Gas Property | Jun 2009 |
| 5415 | FULLER UNIT | Noble County, OH | Oil & Gas Property | Mar 2025 |
| 5416 | FULLER-NEWTON ET AL | Goliad County, TX | Oil & Gas Property | May 2017 |
| 5417 | FULLER-ROMANO UNIT | Lake County, OH | Oil & Gas Property | Dec 1988 |
| 5418 | FULLERTON | Clearfield County, PA | Gas Property | Dec 2024 |
| 5419 | FULLERTON | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 5420 | FULLERTON | Comanche County, OK | Oil Property | Apr 2025 |
| 5421 | FULLERTON | Santa Barbara County, CA | Oil & Gas Property | Dec 2016 |
| 5422 | FULLERTON | San Juan County, NM | Oil & Gas Property | Jun 2025 |
| 5423 | FULLERTON CLEARFORK UNIT | Andrews County, TX | Oil & Gas Property | May 2025 |
| 5424 | FULLERTON EAST | Andrews County, TX | Oil Property | Apr 2025 |
| 5425 | FULLERTON FEDERAL | San Juan County, NM | Oil & Gas Property | May 2025 |
| 5426 | FULLERTON SAN ANDRES UNIT | Andrews County, TX | Oil & Gas Property | May 2025 |
| 5427 | FULLILOVE E | Caddo Parish, LA | Oil & Gas Property | Aug 2023 |
| 5428 | FULLMER | Gove County, KS | Oil Property | Apr 2025 |
| 5429 | FULLWOOD | Navarro County, TX | Oil & Gas Property | Nov 2000 |
| 5430 | FULLY LOADED 12 1 | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 5431 | FULMER | Westmoreland County, PA | Oil & Gas Property | Jun 2025 |
| 5432 | FULMER | White County, AR | Gas Property | Jun 2024 |
| 5433 | FULMER | Holmes County, OH | Oil Property | Dec 2024 |
| 5434 | FULMER | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 5435 | FULMER 1-16 | Stephens County, OK | Oil & Gas Property | May 2025 |
| 5436 | FULMER UNIT | Lycoming County, PA | Gas Property | Jun 2025 |
| 5437 | FULNECKY | Potter County, PA | Oil & Gas Property | Dec 2024 |
| 5438 | FULPS J. M | Caldwell County, TX | Oil & Gas Property | May 2025 |
| 5439 | FULSCHER | Phillips County, CO | Gas Property | Sep 2023 |
| 5440 | FULSOM | Cowley County, KS | Oil Property | Sep 2024 |
| 5441 | FULSOM | Chautauqua County, KS | Oil Property | Feb 2025 |
| 5442 | FULSOM RANCH | Chautauqua County, KS | Oil Property | Jul 2022 |
| 5443 | FULSON | Tarrant County, TX | Gas Property | May 2025 |
| 5444 | FULTON | Denton County, TX | Oil & Gas Property | May 2025 |
| 5445 | FULTON | Clark County, KS | Oil & Gas Property | Apr 2025 |
| 5446 | FULTON | Venango County, PA | Oil & Gas Property | Dec 2017 |
| 5447 | FULTON | Kern County, CA | Oil & Gas Property | Jun 2025 |
| 5448 | FULTON | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 5449 | FULTON | Los Angeles County, CA | Oil & Gas Property | Jun 2025 |
| 5450 | FULTON | Lubbock County, TX | Oil & Gas Property | May 2025 |
| 5451 | FULTON | Robertson County, TX | Oil & Gas Property | May 2025 |
| 5452 | FULTON | Warren County, PA | Oil Property | Dec 2024 |
| 5453 | FULTON | Grant County, KS | Gas Property | Apr 2025 |
| 5454 | FULTON | Harrison County, OH | Oil & Gas Property | Dec 2024 |
| 5455 | FULTON | Freestone County, TX | Oil & Gas Property | May 2025 |
| 5456 | FULTON | Oldham County, TX | Oil & Gas Property | May 2025 |
| 5457 | FULTON | Clarion County, PA | Gas Property | Dec 2024 |
| 5458 | FULTON BEACH | Aransas County, TX | Oil & Gas Property | Apr 2022 |
| 5459 | FULTON BYRNE | Toole County, MT | Oil & Gas Property | Jun 2025 |
| 5460 | FULTON COLLIER | Eddy County, NM | Oil & Gas Property | Jun 2018 |
| 5461 | FULTON GEORGE GAS UNIT NO. 1 | Freestone County, TX | Oil & Gas Property | May 2025 |
| 5462 | FULTON L | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 5463 | FULTON, C. T | Grayson County, TX | Oil & Gas Property | May 2025 |
| 5464 | FULTON, E | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 5465 | FULTON-MCKEE | Los Angeles County, CA | Oil & Gas Property | May 2025 |
| 5466 | FULTON-SELL | Lipscomb County, TX | Oil & Gas Property | Apr 2025 |
| 5467 | FULTS | Roger Mills County, OK | Oil & Gas Property | May 2025 |
| 5468 | FULTS GAS UNIT | Harrison County, TX | Oil & Gas Property | May 2025 |
| 5469 | FULTZ | Labette County, KS | Gas Property | Sep 2009 |
| 5470 | FULWYLER UNIT 28 | Kern County, CA | Oil & Gas Property | May 2025 |
| 5471 | FUNCK 1-12 | Canadian County, OK | Oil & Gas Property | May 2025 |
| 5472 | FUND 8 DOMESTIC | Mingo County, WV | Gas Property | Dec 2021 |
| 5473 | FUNDIS | Pottawatomie County, OK | Oil Property | Jun 2025 |
| 5474 | FUNDIS | Pottawatomie County, OK | Oil & Gas Property | May 2025 |
| 5475 | FUNDIS | Coffey County, KS | Oil Property | Apr 2025 |
| 5476 | FUNK | Tom Green County, TX | Oil & Gas Property | Jan 2019 |
| 5477 | FUNK | Canadian County, OK | Oil & Gas Property | May 2025 |
| 5478 | FUNK | Ashland County, OH | Oil & Gas Property | Dec 2017 |
| 5479 | FUNK | Barton County, KS | Oil Property | Apr 2025 |
| 5480 | FUNK | Kingman County, KS | Oil & Gas Property | Jul 2020 |
| 5481 | FUNK | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 5482 | FUNK | Stark County, OH | Oil & Gas Property | Dec 2023 |
| 5483 | FUNK | Kingman County, KS | Oil & Gas Property | Apr 2025 |
| 5484 | FUNK | Woodson County, KS | Oil Property | Apr 2025 |
| 5485 | FUNK | Young County, TX | Oil & Gas Property | Apr 2025 |
| 5486 | FUNK | Chautauqua County, KS | Oil Property | May 1996 |
| 5487 | FUNK | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 5488 | FUNK 49 | Eddy County, NM | Oil & Gas Property | Jul 2016 |
| 5489 | FUNK JOE | Tom Green County, TX | Oil & Gas Property | May 2025 |
| 5490 | FUNK PAUL | Coshocton County, OH | Oil Property | Dec 2024 |
| 5491 | FUNK, ET AL GAS UNIT | Goliad County, TX | Oil & Gas Property | May 2025 |
| 5492 | FUNK, LEROY | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 5493 | FUNKE | Kingman County, KS | Gas Property | Nov 2024 |
| 5494 | FUNKHOUSER 20 | Upton County, TX | Oil & Gas Property | Jul 2023 |
| 5495 | FUNKY BOSS | Ward County, TX | Oil & Gas Property | Apr 2025 |
| 5496 | FUNKY MONKS 8 FEDERAL COM | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 5497 | FUNNY CIDE 15258 FED COM | Chaves County, NM | Oil & Gas Property | Mar 2025 |
| 5498 | FUNNY CIDE 32 | Culberson County, TX | Oil & Gas Property | May 2025 |
| 5499 | FUNSTON LAND INC 1 | De Soto Parish, LA | Oil & Gas Property | Dec 2024 |
| 5500 | FUQUA | Stephens County, OK | Oil & Gas Property | May 2025 |