| 5601 | DUNCAN | Wheeler County, TX | Oil & Gas Property | Oct 2025 |
| 5602 | DUNCAN | Rusk County, TX | Oil & Gas Property | Sep 2019 |
| 5603 | DUNCAN | Gray County, TX | Oil & Gas Property | Nov 2025 |
| 5604 | DUNCAN | Woods County, OK | Oil & Gas Property | Dec 2025 |
| 5605 | DUNCAN | Hughes County, OK | Oil & Gas Property | Dec 2025 |
| 5606 | DUNCAN | Okmulgee County, OK | Oil & Gas Property | Sep 2023 |
| 5607 | DUNCAN | Cass County, TX | Oil & Gas Property | Nov 2025 |
| 5608 | DUNCAN | Hughes County, OK | Oil & Gas Property | Mar 2002 |
| 5609 | DUNCAN | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 5610 | DUNCAN | Wharton County, TX | Oil & Gas Property | Nov 2025 |
| 5611 | DUNCAN | Coleman County, TX | Oil & Gas Property | Oct 2025 |
| 5612 | DUNCAN | Moffat County, CO | Oil & Gas Property | Dec 2025 |
| 5613 | DUNCAN | Pontotoc County, OK | Oil Property | Nov 2025 |
| 5614 | DUNCAN | Noble County, OK | Oil Property | Oct 2025 |
| 5615 | DUNCAN | Parker County, TX | Oil & Gas Property | Jan 2021 |
| 5616 | DUNCAN | Trego County, KS | Oil Property | Dec 2023 |
| 5617 | DUNCAN | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 5618 | DUNCAN | Montague County, TX | Oil & Gas Property | Nov 2025 |
| 5619 | DUNCAN | Pontotoc County, OK | Oil Property | Sep 2025 |
| 5620 | DUNCAN | Webster County, KY | Oil Property | Dec 2023 |
| 5621 | DUNCAN | Le Flore County, OK | Gas Property | Nov 2025 |
| 5622 | DUNCAN | Coal County, OK | Oil & Gas Property | Nov 2025 |
| 5623 | DUNCAN | Webster County, KY | Oil Property | Oct 2015 |
| 5624 | DUNCAN | Woodson County, KS | Oil Property | Sep 2025 |
| 5625 | DUNCAN | Pittsburg County, OK | Gas Property | Nov 2025 |
| 5626 | DUNCAN | Texas County, OK | Gas Property | Nov 2025 |
| 5627 | DUNCAN | Campbell County, WY | Oil & Gas Property | Jun 2017 |
| 5628 | DUNCAN | Duchesne County, UT | Oil & Gas Property | Nov 2025 |
| 5629 | DUNCAN | Matagorda County, TX | Oil & Gas Property | Oct 2025 |
| 5630 | DUNCAN | Brown County, TX | Oil & Gas Property | Nov 2019 |
| 5631 | DUNCAN | Okmulgee County, OK | Oil & Gas Property | Dec 2008 |
| 5632 | DUNCAN | Gregg County, TX | Oil & Gas Property | Nov 2025 |
| 5633 | DUNCAN | Carson County, TX | Gas Property | Nov 2025 |
| 5634 | DUNCAN #1 | Washita County, OK | Oil & Gas Property | Nov 2025 |
| 5635 | DUNCAN 1 | Uintah County, UT | Oil & Gas Property | Nov 2025 |
| 5636 | DUNCAN 1-32 | Garfield County, CO | Oil & Gas Property | Dec 2025 |
| 5637 | DUNCAN 19 | Lea County, NM | Oil & Gas Property | Dec 2025 |
| 5638 | DUNCAN 9 | Howard County, TX | Oil & Gas Property | Oct 2025 |
| 5639 | DUNCAN D | Wharton County, TX | Oil & Gas Property | Nov 2025 |
| 5640 | DUNCAN D 1 | Weld County, CO | Oil & Gas Property | Oct 2020 |
| 5641 | DUNCAN D 20 | Weld County, CO | Oil & Gas Property | Apr 2018 |
| 5642 | DUNCAN FED | Uintah County, UT | Gas Property | Dec 2025 |
| 5643 | DUNCAN FEDERAL | Chaves County, NM | Oil Property | Jul 2019 |
| 5644 | DUNCAN FEDERAL | McKenzie County, ND | Oil & Gas Property | Dec 2020 |
| 5645 | DUNCAN FORK | Washington County, PA | Oil & Gas Property | Dec 2024 |
| 5646 | DUNCAN GARDNER | Love County, OK | Oil & Gas Property | Jul 2024 |
| 5647 | DUNCAN GAS UNIT | Robertson County, TX | Oil & Gas Property | Nov 2025 |
| 5648 | DUNCAN J.J. GAS UNIT | Robertson County, TX | Oil & Gas Property | Nov 2025 |
| 5649 | DUNCAN LH FEDERAL | Chaves County, NM | Oil & Gas Property | Nov 2025 |
| 5650 | DUNCAN SHORES | Coal County, OK | Oil & Gas Property | Nov 2025 |
| 5651 | DUNCAN STATE COM | Chaves County, NM | Oil & Gas Property | Dec 2025 |
| 5652 | DUNCAN UNIT | Tarrant County, TX | Oil & Gas Property | Nov 2025 |
| 5653 | DUNCAN UNIT | Karnes County, TX | Oil & Gas Property | Nov 2025 |
| 5654 | DUNCAN UNIT | Lea County, NM | Oil & Gas Property | Aug 1996 |
| 5655 | DUNCAN UNIT | Karnes County, TX | Oil & Gas Property | Nov 2025 |
| 5656 | DUNCAN VANSCHAICK | Moffat County, CO | Oil & Gas Property | Dec 2025 |
| 5657 | DUNCAN W. C | Jack County, TX | Oil & Gas Property | Sep 2025 |
| 5658 | DUNCAN, M E | Henderson County, KY | Oil Property | Dec 2020 |
| 5659 | DUNCAN, R | Henderson County, KY | Oil Property | Dec 2018 |
| 5660 | DUNCAN, S | Webster County, KY | Oil Property | Dec 2022 |
| 5661 | DUNCAN-BEAVERS ET AL UNIT | Coleman County, TX | Oil & Gas Property | Oct 2025 |
| 5662 | DUNCAN-WEMPLE | De Soto Parish, LA | Gas Property | Dec 2024 |
| 5663 | DUNDEE 4 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Dec 2025 |
| 5664 | DUNDEE LAND & COAL | Tuscarawas County, OH | Oil & Gas Property | Dec 2022 |
| 5665 | DUNDER | McIntosh County, OK | Oil & Gas Property | Nov 2025 |
| 5666 | DUNDICS UNIT | Mahoning County, OH | Oil & Gas Property | Dec 2024 |
| 5667 | DUNDY STATE | Dundy County, NE | Oil Property | Dec 2024 |
| 5668 | DUNE | Beaver County, OK | Oil & Gas Property | Nov 2025 |
| 5669 | DUNE | McClain County, OK | Oil & Gas Property | Nov 2025 |
| 5670 | DUNE RIDGE | Logan County, CO | Oil & Gas Property | Feb 2015 |
| 5671 | DUNE UNIT | La Salle County, TX | Oil & Gas Property | Nov 2025 |
| 5672 | DUNES | Morris County, TX | Oil & Gas Property | Nov 2025 |
| 5673 | DUNES | Winkler County, TX | Oil & Gas Property | Nov 2025 |
| 5674 | DUNFEE | Athens County, OH | Oil & Gas Property | Dec 2017 |
| 5675 | DUNFEE | Muskingum County, OH | Oil & Gas Property | Dec 2024 |
| 5676 | DUNFORD 14-10H | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 5677 | DUNGAN | Grady County, OK | Oil & Gas Property | Nov 2025 |
| 5678 | DUNGAN | Lee County, TX | Oil & Gas Property | Nov 2025 |
| 5679 | DUNGAN 32-5 5 | Archuleta County, CO | Gas Property | Nov 2025 |
| 5680 | DUNGAN-KEY TRUST | San Patricio County, TX | Oil & Gas Property | Nov 2025 |
| 5681 | DUNHAM | Montgomery County, KS | Gas Property | Nov 2024 |
| 5682 | DUNHAM | Wayne County, OH | Oil & Gas Property | Dec 2024 |
| 5683 | DUNHAM | Bradford County, PA | Gas Property | Dec 2025 |
| 5684 | DUNHAM | Young County, TX | Oil & Gas Property | Nov 2025 |
| 5685 | DUNHAM DAVID | Panola County, TX | Oil & Gas Property | Nov 2025 |
| 5686 | DUNHAM, MITCHELL ET AL DUNHAM | Taylor County, WV | Oil & Gas Property | Dec 2021 |
| 5687 | DUNHAM-LEM | Chautauqua County, KS | Oil Property | Sep 2025 |
| 5688 | DUNIGAN | Reeves County, TX | Oil & Gas Property | Nov 2025 |
| 5689 | DUNIGAN "12" | Midland County, TX | Oil & Gas Property | Nov 2025 |
| 5690 | DUNIGAN 445 | Yoakum County, TX | Oil Property | Nov 2025 |
| 5691 | DUNIGAN STATE UNIT | Reeves County, TX | Oil & Gas Property | Nov 2025 |
| 5692 | DUNKEL | Russell County, KS | Oil Property | Dec 2023 |
| 5693 | DUNKIN | Wagoner County, OK | Gas Property | May 2019 |
| 5694 | DUNKIN | Wagoner County, OK | Oil & Gas Property | May 2019 |
| 5695 | DUNKIN | Garvin County, OK | Oil Property | Nov 2025 |
| 5696 | DUNKIN UNIT | Howard County, TX | Oil & Gas Property | Nov 2025 |
| 5697 | DUNKIN UNIT | Lee County, TX | Oil & Gas Property | Nov 2025 |
| 5698 | DUNKIRK UNIT | Irion County, TX | Oil & Gas Property | Nov 2025 |
| 5699 | DUNKLE | Butler County, KS | Oil Property | Sep 2025 |
| 5700 | DUNKLE'A' | Morton County, KS | Oil & Gas Property | May 2025 |