| 34801 | DUNCAN | Coshocton County, OH | Oil & Gas Property | Dec 2025 |
| 34802 | DUNCAN | Montague County, TX | Oil & Gas Property | Dec 2025 |
| 34803 | DUNCAN | Pontotoc County, OK | Oil Property | Dec 2025 |
| 34804 | DUNCAN | Webster County, KY | Oil Property | Dec 2023 |
| 34805 | DUNCAN | Le Flore County, OK | Gas Property | Dec 2025 |
| 34806 | DUNCAN | Coal County, OK | Oil & Gas Property | Dec 2025 |
| 34807 | DUNCAN | Webster County, KY | Oil Property | Oct 2015 |
| 34808 | DUNCAN | Woodson County, KS | Oil Property | Sep 2025 |
| 34809 | DUNCAN | Pittsburg County, OK | Gas Property | Dec 2025 |
| 34810 | DUNCAN | Texas County, OK | Gas Property | Dec 2025 |
| 34811 | DUNCAN | Campbell County, WY | Oil & Gas Property | Jun 2017 |
| 34812 | DUNCAN | Duchesne County, UT | Oil & Gas Property | Jan 2026 |
| 34813 | DUNCAN | Matagorda County, TX | Oil & Gas Property | Dec 2025 |
| 34814 | DUNCAN | Okmulgee County, OK | Oil & Gas Property | Dec 2008 |
| 34815 | DUNCAN | Gregg County, TX | Oil & Gas Property | Dec 2025 |
| 34816 | DUNCAN | Carson County, TX | Gas Property | Dec 2025 |
| 34817 | DUNCAN 1 | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 34818 | DUNCAN 19 | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 34819 | DUNCAN 2-34A1 | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 34820 | DUNCAN 9 | Howard County, TX | Oil & Gas Property | Nov 2025 |
| 34821 | DUNCAN D | Wharton County, TX | Oil & Gas Property | Dec 2025 |
| 34822 | DUNCAN D 1 | Weld County, CO | Oil & Gas Property | Oct 2020 |
| 34823 | DUNCAN D 20 | Weld County, CO | Oil & Gas Property | Apr 2018 |
| 34824 | DUNCAN FED | Uintah County, UT | Gas Property | Jan 2026 |
| 34825 | DUNCAN FEDERAL | Chaves County, NM | Oil Property | Jul 2019 |
| 34826 | DUNCAN FEDERAL | McKenzie County, ND | Oil & Gas Property | Dec 2020 |
| 34827 | DUNCAN FORK | Washington County, PA | Oil & Gas Property | Dec 2025 |
| 34828 | DUNCAN GARDNER | Love County, OK | Oil & Gas Property | Jul 2024 |
| 34829 | DUNCAN GAS UNIT | Robertson County, TX | Oil & Gas Property | Dec 2025 |
| 34830 | DUNCAN J.J. GAS UNIT | Robertson County, TX | Oil & Gas Property | Dec 2025 |
| 34831 | DUNCAN LH FEDERAL | Chaves County, NM | Oil & Gas Property | Jan 2026 |
| 34832 | DUNCAN SHORES | Coal County, OK | Oil & Gas Property | Dec 2025 |
| 34833 | DUNCAN STATE COM | Chaves County, NM | Oil & Gas Property | Jan 2026 |
| 34834 | DUNCAN UNIT | Tarrant County, TX | Oil & Gas Property | Dec 2025 |
| 34835 | DUNCAN UNIT | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 34836 | DUNCAN UNIT | Lea County, NM | Oil & Gas Property | Aug 1996 |
| 34837 | DUNCAN UNIT | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 34838 | DUNCAN VANSCHAICK | Moffat County, CO | Oil & Gas Property | Dec 2025 |
| 34839 | DUNCAN W.C | Jack County, TX | Oil & Gas Property | Nov 2025 |
| 34840 | DUNCAN, M E | Henderson County, KY | Oil Property | Dec 2020 |
| 34841 | DUNCAN, R | Henderson County, KY | Oil Property | Dec 2018 |
| 34842 | DUNCAN, S | Webster County, KY | Oil Property | Dec 2022 |
| 34843 | DUNCAN-BEAVERS ET AL UNIT | Coleman County, TX | Oil & Gas Property | Dec 2025 |
| 34844 | DUNCAN-WEMPLE | De Soto Parish, LA | Gas Property | Dec 2024 |
| 34845 | DUNDEE 4 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jan 2026 |
| 34846 | DUNDEE LAND & COAL | Tuscarawas County, OH | Oil & Gas Property | Dec 2022 |
| 34847 | DUNDER | McIntosh County, OK | Oil & Gas Property | Dec 2025 |
| 34848 | DUNDICS UNIT | Mahoning County, OH | Oil & Gas Property | Dec 2025 |
| 34849 | DUNDY STATE | Dundy County, NE | Oil Property | Dec 2024 |
| 34850 | DUNE | Beaver County, OK | Oil & Gas Property | Dec 2025 |
| 34851 | DUNE | McClain County, OK | Oil & Gas Property | Dec 2025 |
| 34852 | DUNE RIDGE | Logan County, CO | Oil & Gas Property | Feb 2015 |
| 34853 | DUNE UNIT | La Salle County, TX | Oil & Gas Property | Dec 2025 |
| 34854 | DUNES | Morris County, TX | Oil & Gas Property | Dec 2025 |
| 34855 | DUNES | Winkler County, TX | Oil & Gas Property | Dec 2025 |
| 34856 | DUNFEE | Athens County, OH | Oil & Gas Property | Dec 2017 |
| 34857 | DUNFEE | Muskingum County, OH | Oil & Gas Property | Dec 2024 |
| 34858 | DUNFORD 14-10H | Dunn County, ND | Oil & Gas Property | Jan 2026 |
| 34859 | DUNGAN | Grady County, OK | Oil & Gas Property | Dec 2025 |
| 34860 | DUNGAN | Lee County, TX | Oil & Gas Property | Dec 2025 |
| 34861 | DUNGAN 32-5 5 | Archuleta County, CO | Gas Property | Dec 2025 |
| 34862 | DUNGAN-KEY TRUST | San Patricio County, TX | Oil & Gas Property | Dec 2025 |
| 34863 | DUNHAM | Montgomery County, KS | Gas Property | Nov 2024 |
| 34864 | DUNHAM | Wayne County, OH | Oil & Gas Property | Dec 2025 |
| 34865 | DUNHAM | Bradford County, PA | Gas Property | Jan 2026 |
| 34866 | DUNHAM | Young County, TX | Oil & Gas Property | Nov 2025 |
| 34867 | DUNHAM DAVID | Panola County, TX | Oil & Gas Property | Nov 2025 |
| 34868 | DUNHAM, MITCHELL ET AL DUNHAM | Taylor County, WV | Oil & Gas Property | Dec 2021 |
| 34869 | DUNHAM-LEM | Chautauqua County, KS | Oil Property | Sep 2025 |
| 34870 | DUNIGAN | Reeves County, TX | Oil & Gas Property | Dec 2025 |
| 34871 | DUNIGAN "12" | Midland County, TX | Oil & Gas Property | Dec 2025 |
| 34872 | DUNIGAN 445 | Yoakum County, TX | Oil Property | Dec 2025 |
| 34873 | DUNIGAN STATE UNIT | Reeves County, TX | Oil & Gas Property | Dec 2025 |
| 34874 | DUNKEL | Russell County, KS | Oil Property | Dec 2023 |
| 34875 | DUNKIN | Wagoner County, OK | Gas Property | May 2019 |
| 34876 | DUNKIN | Wagoner County, OK | Oil & Gas Property | May 2019 |
| 34877 | DUNKIN | Garvin County, OK | Oil Property | Dec 2025 |
| 34878 | DUNKIN UNIT | Howard County, TX | Oil & Gas Property | Dec 2025 |
| 34879 | DUNKIN UNIT | Lee County, TX | Oil & Gas Property | Dec 2025 |
| 34880 | DUNKIRK 1-18 | Billings County, ND | Oil & Gas Property | Jan 2026 |
| 34881 | DUNKIRK UNIT | Irion County, TX | Oil & Gas Property | Dec 2025 |
| 34882 | DUNKLE | Butler County, KS | Oil Property | Sep 2025 |
| 34883 | DUNKLE'A' | Morton County, KS | Oil & Gas Property | May 2025 |
| 34884 | DUNKLEMAN | Cattaraugus County, NY | Gas Property | Dec 2024 |
| 34885 | DUNKLIN STANLEY J | Rusk County, TX | Oil & Gas Property | Dec 2025 |
| 34886 | DUNKS | Harris County, TX | Oil & Gas Property | Dec 2024 |
| 34887 | DUNLAP | Seward County, KS | Oil & Gas Property | Apr 2009 |
| 34888 | DUNLAP | Wood County, WV | Oil & Gas Property | Dec 2021 |
| 34889 | DUNLAP | Licking County, OH | Oil & Gas Property | Dec 2024 |
| 34890 | DUNLAP | Tuscarawas County, OH | Oil & Gas Property | Dec 2024 |
| 34891 | DUNLAP | Crockett County, TX | Oil & Gas Property | Dec 2025 |
| 34892 | DUNLAP | Freestone County, TX | Oil & Gas Property | Dec 2025 |
| 34893 | DUNLAP | Pecos County, TX | Oil & Gas Property | Dec 2025 |
| 34894 | DUNLAP | Stephens County, OK | Oil Property | Dec 2025 |
| 34895 | DUNLAP | Carter County, OK | Oil Property | Nov 2025 |
| 34896 | DUNLAP | Guernsey County, OH | Oil & Gas Property | Dec 2024 |
| 34897 | DUNLAP | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 34898 | DUNLAP | Garvin County, OK | Oil & Gas Property | Dec 2025 |
| 34899 | DUNLAP | Greenwood County, KS | Oil Property | Sep 2025 |
| 34900 | DUNLAP | Morrill County, NE | Oil & Gas Property | Feb 2024 |