| 131801 | UPV 3 | Adams County, CO | Oil & Gas Property | Apr 2019 |
| 131802 | UPV 5 | Weld County, CO | Oil & Gas Property | Apr 2017 |
| 131803 | UPV 7 | Adams County, CO | Oil & Gas Property | Dec 2018 |
| 131804 | URAL | Shelby County, TX | Oil & Gas Property | Oct 2025 |
| 131805 | URAN | Mountrail County, ND | Oil & Gas Property | Nov 2025 |
| 131806 | URAN | Mountrail County, ND | Oil & Gas Property | Nov 2025 |
| 131807 | URAN | Mountrail County, ND | Oil & Gas Property | Nov 2025 |
| 131808 | URAN 31-2H | Mountrail County, ND | Oil & Gas Property | Nov 2025 |
| 131809 | URAN FEDERAL 2 | Mountrail County, ND | Oil & Gas Property | Nov 2025 |
| 131810 | URANIA | Lasalle Parish, LA | Oil & Gas Property | Jun 2022 |
| 131811 | URANIA | Lasalle Parish, LA | Oil Property | Jan 2025 |
| 131812 | URANIA C-SHEMEN | Lasalle Parish, LA | Oil Property | Jan 2025 |
| 131813 | URANIA LUMBER | Lasalle Parish, LA | Oil & Gas Property | Jan 2025 |
| 131814 | URANINITE 32 33 STATE FEDERAL COM | Eddy County, NM | Oil & Gas Property | Nov 2025 |
| 131815 | URBAN | Liberty County, TX | Oil & Gas Property | Sep 2025 |
| 131816 | URBAN | Reno County, KS | Oil & Gas Property | Jun 2025 |
| 131817 | URBAN | Austin County, TX | Oil & Gas Property | Sep 1994 |
| 131818 | URBAN | Woods County, OK | Oil & Gas Property | Aug 2025 |
| 131819 | URBAN | Ellis County, KS | Oil Property | Oct 2024 |
| 131820 | URBAN | Rush County, KS | Oil & Gas Property | Jun 2025 |
| 131821 | URBAN | Bastrop County, TX | Oil & Gas Property | Nov 2022 |
| 131822 | URBAN | Ellis County, KS | Oil Property | May 2025 |
| 131823 | URBAN 2-36H | Billings County, ND | Oil & Gas Property | Nov 2025 |
| 131824 | URBAN 44-11 | Williams County, ND | Oil & Gas Property | Nov 2025 |
| 131825 | URBAN 7 | Graham County, KS | Oil Property | Jun 2025 |
| 131826 | URBAN CS | Campbell County, WY | Gas Property | Feb 2019 |
| 131827 | URBAN HELBERG | Garfield County, OK | Oil & Gas Property | Apr 2020 |
| 131828 | URBAN JONES 122 | Ochiltree County, TX | Oil & Gas Property | Oct 2025 |
| 131829 | URBAN ROBERT H | Ochiltree County, TX | Oil & Gas Property | Oct 2025 |
| 131830 | URBAN-BRACEY OU #1 | Austin County, TX | Oil & Gas Property | Oct 2025 |
| 131831 | URBANCZYK | Gray County, TX | Gas Property | Oct 2025 |
| 131832 | URBANCZYK | Gray County, TX | Oil & Gas Property | Aug 2025 |
| 131833 | URBANCZYK | Carson County, TX | Oil & Gas Property | Oct 2025 |
| 131834 | URBANCZYK -B | Carson County, TX | Gas Property | Oct 2025 |
| 131835 | URBANCZYK UNIT | Karnes County, TX | Oil & Gas Property | Oct 2025 |
| 131836 | URBANEK | Ellsworth County, KS | Oil Property | Mar 2025 |
| 131837 | URBANICK | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 131838 | URBANOSKY | Burleson County, TX | Oil & Gas Property | Sep 2025 |
| 131839 | URBANOVSKY UNIT | Burleson County, TX | Oil & Gas Property | Sep 2025 |
| 131840 | URBANSKY #1 | Cleveland County, OK | Oil & Gas Property | Sep 2025 |
| 131841 | URCHISON | Le Flore County, OK | Gas Property | Sep 2025 |
| 131842 | URHO 11-36H | Mountrail County, ND | Oil & Gas Property | Nov 2025 |
| 131843 | URIAH GEORGE 328 | Clarion County, PA | Gas Property | Dec 2024 |
| 131844 | URIAH OL | Grimes County, TX | Oil & Gas Property | Oct 2025 |
| 131845 | URIBE | Zapata County, TX | Oil & Gas Property | Oct 2025 |
| 131846 | URIBE | Zapata County, TX | Oil & Gas Property | Oct 2025 |
| 131847 | URIBE | Zapata County, TX | Oil & Gas Property | Oct 2025 |
| 131848 | URIBE AURELIANO HEIRS | Zapata County, TX | Oil & Gas Property | Oct 2025 |
| 131849 | URIBE FAMILY TRUST | Zapata County, TX | Oil & Gas Property | Oct 2025 |
| 131850 | URIBE SERAFIN | Zapata County, TX | Oil & Gas Property | Oct 2025 |
| 131851 | URIBE, ROSITA | Webb County, TX | Oil & Gas Property | Oct 2025 |
| 131852 | URICE | Cotton County, OK | Oil & Gas Property | Aug 2025 |
| 131853 | URIE GAS UNIT | Kearny County, KS | Gas Property | Jun 2025 |
| 131854 | URQUHART | Pittsburg County, OK | Gas Property | Sep 2025 |
| 131855 | URQUHART | McIntosh County, OK | Gas Property | Sep 2025 |
| 131856 | URQUIDEZ | Eddy County, NM | Oil & Gas Property | Aug 2023 |
| 131857 | URRACA 11 AV FEDERAL COM | Lea County, NM | Oil & Gas Property | Nov 2025 |
| 131858 | URRACA FEDERAL | Lea County, NM | Oil & Gas Property | Oct 2025 |
| 131859 | URRUTIA UNIT | Karnes County, TX | Oil & Gas Property | Oct 2025 |
| 131860 | URSA 27 B2EH FEDERAL COM | Eddy County, NM | Oil & Gas Property | Oct 2025 |
| 131861 | URSA 27 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Oct 2025 |
| 131862 | URSA MAJOR | Butler County, PA | Gas Property | Oct 2025 |
| 131863 | URSA MAJOR 8 FEDERAL | Lea County, NM | Oil & Gas Property | Nov 2025 |
| 131864 | URSA MINOR | Butler County, PA | Gas Property | Oct 2025 |
| 131865 | URSA MINOR 400D 15-15H | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 131866 | URSCHEL | Hemphill County, TX | Oil & Gas Property | Oct 2025 |
| 131867 | URSCHEL | Creek County, OK | Oil Property | Jan 2020 |
| 131868 | URSCHEL C.F | Starr County, TX | Oil & Gas Property | Jul 2019 |
| 131869 | URSULA | Howard County, TX | Oil & Gas Property | Oct 2025 |
| 131870 | URSULA BIG DADDY | Howard County, TX | Oil & Gas Property | Oct 2025 |
| 131871 | URSULA TOMCAT | Howard County, TX | Oil & Gas Property | Oct 2025 |
| 131872 | URSULINE NUNS | Mahoning County, OH | Oil & Gas Property | Dec 2024 |
| 131873 | URSUS 1-20H | Dunn County, ND | Oil & Gas Property | Nov 2025 |
| 131874 | US 42-24R | Fallon County, MT | Oil & Gas Property | Oct 2025 |
| 131875 | US 1-2 | Billings County, ND | Oil & Gas Property | Nov 2025 |
| 131876 | US 3-1 | Billings County, ND | Oil & Gas Property | Nov 2025 |
| 131877 | US ARMY CORP OF ENGINEER | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 131878 | US ARMY CORP OF ENGINEER | Mingo County, WV | Oil & Gas Property | Dec 2021 |
| 131879 | US ARMY CORP OF ENGINEERS | Wyoming County, WV | Gas Property | Dec 2021 |
| 131880 | US ARMY CORP OF ENGINEERS | Wyoming County, WV | Gas Property | Dec 2021 |
| 131881 | US ARMY CORPS OF ENGINEER | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 131882 | US FOREST SERVICE | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 131883 | US FOREST SERVICE COLLINS PINE | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 131884 | US GOVERNMENT | Morton County, KS | Gas Property | Jun 2025 |
| 131885 | US GOVERNMENT | Pittsburg County, OK | Gas Property | Sep 2025 |
| 131886 | US GOVERNMENT 'C' | Morton County, KS | Oil & Gas Property | Jun 2025 |
| 131887 | US GOVERNMENT NAT | Warren County, PA | Oil & Gas Property | Dec 2017 |
| 131888 | US LIME | Johnson County, TX | Oil & Gas Property | Sep 2025 |
| 131889 | US MILL | Union County, AR | Oil & Gas Property | Jun 2007 |
| 131890 | US NATURAL RESOURCES | Washington County, PA | Gas Property | Oct 2025 |
| 131891 | US STEEL MINING CO | Wyoming County, WV | Gas Property | Dec 2001 |
| 131892 | US UNIT 31-30 | Fallon County, MT | Oil & Gas Property | Oct 2025 |
| 131893 | US-DIR | Blaine County, MT | Gas Property | Oct 2025 |
| 131894 | US-DIR | Blaine County, MT | Gas Property | Oct 2025 |
| 131895 | US-DIR | Blaine County, MT | Gas Property | Oct 2025 |
| 131896 | USA 'B' | Kearny County, KS | Gas Property | Jun 2025 |
| 131897 | USA 'D' | Finney County, KS | Gas Property | Jun 2025 |
| 131898 | USA 'K' | Morton County, KS | Oil & Gas Property | Dec 2003 |
| 131899 | USA (PARCEL | Bossier Parish, LA | Oil & Gas Property | Dec 2024 |
| 131900 | USA 0 | Carbon County, UT | Gas Property | Oct 2025 |