| 131001 | UNIT RUSSELL PATENT | Washakie County, WY | Oil & Gas Property | Jan 2026 |
| 131002 | UNIT S | Forrest County, MS | Oil & Gas Property | Dec 1991 |
| 131003 | UNIT SA | Park County, WY | Oil & Gas Property | Jan 2026 |
| 131004 | UNIT SEDGWICK FEE | Weston County, WY | Oil & Gas Property | Apr 2025 |
| 131005 | UNIT SEDGWICK PATENT | Weston County, WY | Oil & Gas Property | Sep 2008 |
| 131006 | UNIT STATE | Washakie County, WY | Oil & Gas Property | Jan 2026 |
| 131007 | UNIT STATE | Park County, WY | Oil & Gas Property | Jan 2026 |
| 131008 | UNIT STATE 0 | Johnson County, WY | Oil & Gas Property | Jul 1992 |
| 131009 | UNIT STATE 0-932 | Fremont County, WY | Oil & Gas Property | Sep 2025 |
| 131010 | UNIT TCT | Natrona County, WY | Oil & Gas Property | Dec 1984 |
| 131011 | UNIT W | Converse County, WY | Oil & Gas Property | Jan 2026 |
| 131012 | UNIT WAKEMAN | Weston County, WY | Oil & Gas Property | Feb 1991 |
| 131013 | UNIT WHITAKER | Laramie County, WY | Oil & Gas Property | Nov 2025 |
| 131014 | UNIT WOODS PATENT | Park County, WY | Oil & Gas Property | Jun 2025 |
| 131015 | UNIT-A PATENTED | Sweetwater County, WY | Oil & Gas Property | May 2016 |
| 131016 | UNITED | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 131017 | UNITED | Broomfield County, CO | Oil & Gas Property | Dec 2025 |
| 131018 | UNITED | Rio Blanco County, CO | Oil Property | Dec 2025 |
| 131019 | UNITED | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 131020 | UNITED | Ventura County, CA | Oil & Gas Property | Jun 2018 |
| 131021 | UNITED | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 131022 | UNITED 1 | Moore County, TX | Gas Property | Dec 2025 |
| 131023 | UNITED AFFIL | Logan County, WV | Gas Property | Dec 2021 |
| 131024 | UNITED BETHEL CHURCH | Knox County, OH | Oil Property | Dec 2024 |
| 131025 | UNITED BRETH | Acadia Parish, LA | Oil Property | Dec 2024 |
| 131026 | UNITED CALIFORNIA | Santa Barbara County, CA | Oil & Gas Property | Dec 2008 |
| 131027 | UNITED FUEL | Wayne County, WV | Oil & Gas Property | Dec 2021 |
| 131028 | UNITED FUEL | Lincoln County, WV | Gas Property | Dec 2021 |
| 131029 | UNITED FUEL | Lincoln County, WV | Oil & Gas Property | Dec 2021 |
| 131030 | UNITED FUEL GAS | Mingo County, WV | Oil & Gas Property | Dec 2021 |
| 131031 | UNITED FUEL GAS CO | Wayne County, WV | Oil & Gas Property | Jun 2020 |
| 131032 | UNITED FUEL GAS CO | Wayne County, WV | Gas Property | Dec 2021 |
| 131033 | UNITED FUEL GAS CO | Martin County, KY | Oil & Gas Property | Dec 2024 |
| 131034 | UNITED FUEL GAS CO | Kanawha County, WV | Gas Property | Dec 2021 |
| 131035 | UNITED FUEL GAS CO | Lincoln County, WV | Gas Property | Dec 2021 |
| 131036 | UNITED FUEL GAS CO | Roane County, WV | Gas Property | Dec 2021 |
| 131037 | UNITED LAND | Tuscaloosa County, AL | Gas Property | Dec 2025 |
| 131038 | UNITED LAND | Tuscaloosa County, AL | Gas Property | Dec 2025 |
| 131039 | UNITED METHODIST | Butler County, PA | Oil & Gas Property | Dec 2025 |
| 131040 | UNITED METHODIST CHURCH | Hocking County, OH | Oil & Gas Property | Dec 2024 |
| 131041 | UNITED OIL | Caddo Parish, LA | Oil & Gas Property | Oct 2024 |
| 131042 | UNITED POCAHONTAS 1 | McDowell County, WV | Gas Property | Dec 2021 |
| 131043 | UNITED PRESBYTERIAN CHURCH | Dawson County, TX | Oil & Gas Property | Aug 2015 |
| 131044 | UNITED RESOURCES 1H | Harrison County, TX | Oil & Gas Property | Nov 2025 |
| 131045 | UNITED ROYALTY A | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 131046 | UNITED STATES OF AMERICA FORT K | Meade County, KY | Oil & Gas Property | Dec 2024 |
| 131047 | UNITY CEMETERY ASS | Westmoreland County, PA | Gas Property | Dec 2025 |
| 131048 | UNITY LAND MGMT | Westmoreland County, PA | Gas Property | Dec 2025 |
| 131049 | UNIV | Crockett County, TX | Oil & Gas Property | Aug 2025 |
| 131050 | UNIV | Ward County, TX | Oil & Gas Property | Nov 2025 |
| 131051 | UNIV OF AL | Tuscaloosa County, AL | Gas Property | Dec 2025 |
| 131052 | UNIV OF TULSA | Marshall County, OK | Oil & Gas Property | Mar 2025 |
| 131053 | UNIV. 11 SEC. 1 | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 131054 | UNIV. CONSOLIDATED X | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 131055 | UNIV2 HR | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 131056 | UNIV3 VINCENT2 | Upton County, TX | Oil & Gas Property | Dec 2025 |
| 131057 | UNIV5 | Upton County, TX | Oil & Gas Property | Nov 2022 |
| 131058 | UNIV6 | Crockett County, TX | Oil & Gas Property | Dec 2025 |
| 131059 | UNIVANISTON | Crane County, TX | Oil & Gas Property | Dec 2025 |
| 131060 | UNIVBAILEY | Crane County, TX | Oil & Gas Property | Dec 2025 |
| 131061 | UNIVCARLA | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 131062 | UNIVDANA | Crockett County, TX | Oil & Gas Property | Dec 2025 |
| 131063 | UNIVERSAL | Rio Blanco County, CO | Gas Property | Jul 2022 |
| 131064 | UNIVERSAL ATLAS | Montgomery County, KS | Oil Property | Sep 2025 |
| 131065 | UNIVERSAL-TRUST | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 131066 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Dec 2025 |
| 131067 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 131068 | UNIVERSITY | Schleicher County, TX | Oil & Gas Property | Dec 2025 |
| 131069 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Jan 2026 |
| 131070 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 131071 | UNIVERSITY | Ward County, TX | Oil & Gas Property | Dec 2025 |
| 131072 | UNIVERSITY | Crane County, TX | Oil & Gas Property | Dec 2025 |
| 131073 | UNIVERSITY | Crane County, TX | Oil & Gas Property | Dec 2025 |
| 131074 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 131075 | UNIVERSITY | Pecos County, TX | Oil & Gas Property | Nov 2024 |
| 131076 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Dec 2025 |
| 131077 | UNIVERSITY | Winkler County, TX | Oil & Gas Property | Dec 2025 |
| 131078 | UNIVERSITY | Reagan County, TX | Oil & Gas Property | Dec 2025 |
| 131079 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Dec 2025 |
| 131080 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jan 2026 |
| 131081 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 131082 | UNIVERSITY | Pecos County, TX | Oil Property | Jan 2021 |
| 131083 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 131084 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Nov 2010 |
| 131085 | UNIVERSITY | Pecos County, TX | Oil & Gas Property | Dec 2025 |
| 131086 | UNIVERSITY | Reagan County, TX | Oil & Gas Property | Dec 2025 |
| 131087 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jan 2026 |
| 131088 | UNIVERSITY | Okfuskee County, OK | Oil & Gas Property | Nov 2025 |
| 131089 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Dec 2025 |
| 131090 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 131091 | UNIVERSITY | Schleicher County, TX | Oil & Gas Property | Dec 2025 |
| 131092 | UNIVERSITY | Ward County, TX | Oil & Gas Property | Mar 2011 |
| 131093 | UNIVERSITY | Martin County, TX | Oil & Gas Property | Dec 2025 |
| 131094 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 131095 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Dec 2025 |
| 131096 | UNIVERSITY | Crockett County, TX | Oil & Gas Property | Dec 2025 |
| 131097 | UNIVERSITY | Terrell County, TX | Oil & Gas Property | Dec 2025 |
| 131098 | UNIVERSITY | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 131099 | UNIVERSITY | Ward County, TX | Oil & Gas Property | Dec 2025 |
| 131100 | UNIVERSITY | Crane County, TX | Oil & Gas Property | Dec 2025 |