| 128001 | U P B2 34 | Rio Blanco County, CO | Oil & Gas Property | Jan 2026 |
| 128002 | U P R R | Rio Blanco County, CO | Oil & Gas Property | Jan 2026 |
| 128003 | U S A 0 | Bossier Parish, LA | Oil & Gas Property | Dec 2024 |
| 128004 | U S A 1 | Franklin County, MS | Oil Property | Feb 1987 |
| 128005 | U S A 1 | Amite County, MS | Oil & Gas Property | Dec 2025 |
| 128006 | U S A 1 | Adams County, MS | Oil Property | Jul 1988 |
| 128007 | U S A 2 | Franklin County, MS | Oil & Gas Property | Dec 2025 |
| 128008 | U S A 2 | Franklin County, MS | Oil & Gas Property | Mar 2000 |
| 128009 | U S A 2 | Adams County, MS | Oil & Gas Property | Feb 2003 |
| 128010 | U S A 29 | Franklin County, MS | Oil & Gas Property | Jan 2026 |
| 128011 | U S A 3 | Wayne County, MS | Oil & Gas Property | Jul 1993 |
| 128012 | U S A 3 | Adams County, MS | Oil & Gas Property | Oct 1999 |
| 128013 | U S A 3 | Franklin County, MS | Oil Property | Jan 2026 |
| 128014 | U S A 3 | Franklin County, MS | Oil Property | Oct 1978 |
| 128015 | U S A 4 | Franklin County, MS | Oil & Gas Property | Jan 1995 |
| 128016 | U S A 7 | Adams County, MS | Oil & Gas Property | Jan 2026 |
| 128017 | U S A 73 | Adams County, MS | Oil Property | May 1992 |
| 128018 | U S A A | Franklin County, MS | Oil & Gas Property | Jan 1986 |
| 128019 | U S A B | Adams County, MS | Oil & Gas Property | Jan 2026 |
| 128020 | U S A C | Adams County, MS | Oil Property | Mar 1998 |
| 128021 | U S A E | Franklin County, MS | Oil & Gas Property | Jan 2026 |
| 128022 | U S A MENTOR | Oscoda County, MI | Oil & Gas Property | Feb 2026 |
| 128023 | U S A-PAN AM | Adams County, MS | Oil & Gas Property | Jul 1994 |
| 128024 | U S A-PICEANCE CREEK | Rio Blanco County, CO | Oil & Gas Property | Jan 2026 |
| 128025 | U S A-PICEANCE CREEK | Rio Blanco County, CO | Oil & Gas Property | Jan 2026 |
| 128026 | U S ARGO | San Juan County, NM | Oil & Gas Property | Feb 2026 |
| 128027 | U S ARMY CORP | Wyoming County, WV | Gas Property | Dec 2021 |
| 128028 | U S CONCRETE | Tuscarawas County, OH | Oil & Gas Property | Dec 2024 |
| 128029 | U S DEPARTMENT OF INT (BLM) | Clay County, KY | Gas Property | Dec 2024 |
| 128030 | U S F S | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 128031 | U S F S | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 128032 | U S F S & R I STOVER KB | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 128033 | U S F S LOT 201 KC | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 128034 | U S FOREST SERVICE | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 128035 | U S FOREST SERVICE | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 128036 | U S FOREST SERVICE | Leslie County, KY | Oil & Gas Property | Dec 2024 |
| 128037 | U S FOREST SVC CENTRAL PA LUMBER | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 128038 | U S FORESTRY SERVICE 00 | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 128039 | U S GOVERNMENT | Caddo Parish, LA | Oil Property | Dec 2024 |
| 128040 | U S GOVERNMENT | Whitley County, KY | Oil & Gas Property | Dec 2023 |
| 128041 | U S GOVERNMENT | Leslie County, KY | Oil & Gas Property | Dec 2022 |
| 128042 | U S GOVERNMENT | Haskell County, OK | Gas Property | Jan 2026 |
| 128043 | U S GOVT/ARMSTRONG FOREST | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 128044 | U S GYPSUM | Kent County, MI | Oil Property | Feb 2026 |
| 128045 | U S LIME | Johnson County, TX | Oil & Gas Property | Feb 2026 |
| 128046 | U S M 00 | Lea County, NM | Oil & Gas Property | Dec 2025 |
| 128047 | U S P & F | Tuscaloosa County, AL | Gas Property | Dec 2025 |
| 128048 | U S SMELTING FEDERAL | Lea County, NM | Oil & Gas Property | Jan 2015 |
| 128049 | U S STEEL | Greene County, PA | Gas Property | Dec 2025 |
| 128050 | U S STEEL | Mingo County, WV | Gas Property | Dec 2021 |
| 128051 | U S STEEL CORPORATION | Jefferson County, AL | Gas Property | Feb 2026 |
| 128052 | U T ISERINGHAUSEN | St. Landry Parish, LA | Oil & Gas Property | Mar 2024 |
| 128053 | U-TEX | Ward County, TX | Oil & Gas Property | Nov 2025 |
| 128054 | U-TEX | Andrews County, TX | Oil & Gas Property | Feb 2026 |
| 128055 | U-TEX | Crane County, TX | Oil & Gas Property | Feb 2024 |
| 128056 | U-TEX 82686 | Ward County, TX | Oil & Gas Property | Feb 2026 |
| 128057 | U. F. GAS MIN TR. 1 6 | Wayne County, WV | Gas Property | Dec 2021 |
| 128058 | U. L. JONES 28-7 #1 | Conecuh County, AL | Oil & Gas Property | Jan 2026 |
| 128059 | U. OF C | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128060 | U. S. GOVER | Gove County, KS | Oil Property | Dec 2025 |
| 128061 | U. S. GOVERNMENT | Morton County, KS | Gas Property | Dec 2025 |
| 128062 | U. S. GOVERNMENT | Trego County, KS | Oil Property | Dec 2025 |
| 128063 | U.C. REGENTS | Yolo County, CA | Gas Property | Dec 1992 |
| 128064 | U.C.B. 0 | Santa Barbara County, CA | Oil & Gas Property | May 1998 |
| 128065 | U.C.L.I | Nueces County, TX | Oil & Gas Property | Feb 2026 |
| 128066 | U.P. UNIT | Los Angeles County, CA | Oil & Gas Property | May 2021 |
| 128067 | U.R.C. 23 | Glasscock County, TX | Oil & Gas Property | Jan 2026 |
| 128068 | U.S 19-15 | Chouteau County, MT | Gas Property | Mar 2026 |
| 128069 | U.S ARMY CORP | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 128070 | U.S. 15 | Blaine County, MT | Gas Property | Mar 2026 |
| 128071 | U.S. 26-1 | Blaine County, MT | Gas Property | Mar 2026 |
| 128072 | U.S. 27-1 | Blaine County, MT | Gas Property | Mar 2026 |
| 128073 | U.S. 29-1 | Blaine County, MT | Gas Property | Jul 2001 |
| 128074 | U.S. 33 | Chouteau County, MT | Gas Property | Mar 2026 |
| 128075 | U.S. ARMY CORP OF ENG | Wyoming County, WV | Gas Property | Dec 2021 |
| 128076 | U.S. ARMY CORP OF ENG. I. N. BROWN | Braxton County, WV | Oil & Gas Property | Dec 2021 |
| 128077 | U.S. ARMY CORP. OF ENG | Lewis County, WV | Oil & Gas Property | Dec 2015 |
| 128078 | U.S. DEPT. OF INTERIOR | Lewis County, WV | Gas Property | Dec 2021 |
| 128079 | U.S. PIPE & FOUNDRY | Tuscaloosa County, AL | Gas Property | Feb 2026 |
| 128080 | U.S. PIPE & FOUNDRY | Jefferson County, AL | Gas Property | Jan 2009 |
| 128081 | U.S. PIPE & FOUNDRY #1 | Tuscaloosa County, AL | Gas Property | Jan 2017 |
| 128082 | U.S. STEEL | Walker County, AL | Gas Property | Feb 2026 |
| 128083 | U.S. STEEL | Jefferson County, AL | Gas Property | Feb 2026 |
| 128084 | U.S. STEEL | Shelby County, AL | Gas Property | Dec 2000 |
| 128085 | U.S. STEEL | Wyoming County, WV | Gas Property | Oct 2005 |
| 128086 | U.S. STEEL | Mingo County, WV | Gas Property | Dec 2021 |
| 128087 | U.S. STEEL | Fayette County, AL | Oil & Gas Property | Feb 2026 |
| 128088 | U.S. STEEL 3 | Tuscaloosa County, AL | Gas Property | Feb 2026 |
| 128089 | U.S. STEEL MINING CO | McDowell County, WV | Gas Property | Jun 1999 |
| 128090 | U.S. STEEL MINING CO | Wyoming County, WV | Gas Property | Dec 2021 |
| 128091 | U.S.-DIR 1 | Blaine County, MT | Gas Property | Mar 2026 |
| 128092 | U.S.A. #1 | Bryan County, OK | Oil & Gas Property | Jan 2026 |
| 128093 | U.S.A. 1 | Kern County, CA | Oil Property | Feb 2026 |
| 128094 | U.S.A. 1 | Hocking County, OH | Oil & Gas Property | Dec 2024 |
| 128095 | U.S.A. 2 | Kern County, CA | Oil Property | Feb 2026 |
| 128096 | U.S.A. 5 | Kern County, CA | Oil Property | Aug 2011 |
| 128097 | U.S.A. LB | Nacogdoches County, TX | Oil & Gas Property | Feb 2026 |
| 128098 | U.S.A.-GUERRA B GAS UNIT | Starr County, TX | Oil & Gas Property | Feb 2026 |
| 128099 | U.S.A.3 | Franklin County, MS | Oil & Gas Property | Nov 2025 |
| 128100 | U.S.ARMY CORP OF ENG | Wayne County, WV | Gas Property | Dec 2021 |