| 130301 | U F G CO MIN TR | Lincoln County, WV | Gas Property | Dec 2021 |
| 130302 | U F G CO MINERAL TRACT 6 | Lincoln County, WV | Gas Property | Dec 2021 |
| 130303 | U F GAS | Logan County, WV | Gas Property | Dec 2021 |
| 130304 | U I POTTER D-1 | Finney County, KS | Oil & Gas Property | Aug 2025 |
| 130305 | U OF A | Jefferson County, AL | Gas Property | Apr 2020 |
| 130306 | U OF A | Tuscaloosa County, AL | Gas Property | Dec 2025 |
| 130307 | U OF A | Jefferson County, AL | Gas Property | May 2020 |
| 130308 | U P 100 X 20 | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130309 | U P 12-27 | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130310 | U P 14-20 | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130311 | U P 18-21 | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130312 | U P 25-34 | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130313 | U P 3-34 | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130314 | U P 69-27 | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130315 | U P 97 X 29 | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130316 | U P 98 X 32 | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130317 | U P B2 34 | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130318 | U P R R | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130319 | U S A 0 | Bossier Parish, LA | Oil & Gas Property | Dec 2024 |
| 130320 | U S A 1 | Franklin County, MS | Oil Property | Feb 1987 |
| 130321 | U S A 1 | Amite County, MS | Oil & Gas Property | Dec 2025 |
| 130322 | U S A 1 | Adams County, MS | Oil Property | Jul 1988 |
| 130323 | U S A 2 | Franklin County, MS | Oil & Gas Property | Nov 2025 |
| 130324 | U S A 2 | Franklin County, MS | Oil & Gas Property | Mar 2000 |
| 130325 | U S A 2 | Adams County, MS | Oil & Gas Property | Feb 2003 |
| 130326 | U S A 29 | Franklin County, MS | Oil & Gas Property | Nov 2025 |
| 130327 | U S A 3 | Wayne County, MS | Oil & Gas Property | Jul 1993 |
| 130328 | U S A 3 | Adams County, MS | Oil & Gas Property | Oct 1999 |
| 130329 | U S A 3 | Franklin County, MS | Oil Property | Nov 2025 |
| 130330 | U S A 3 | Franklin County, MS | Oil Property | Oct 1978 |
| 130331 | U S A 4 | Franklin County, MS | Oil & Gas Property | Jan 1995 |
| 130332 | U S A 7 | Adams County, MS | Oil & Gas Property | Nov 2025 |
| 130333 | U S A 73 | Adams County, MS | Oil Property | May 1992 |
| 130334 | U S A A | Franklin County, MS | Oil & Gas Property | Jan 1986 |
| 130335 | U S A B | Adams County, MS | Oil & Gas Property | Nov 2025 |
| 130336 | U S A C | Adams County, MS | Oil Property | Mar 1998 |
| 130337 | U S A E | Franklin County, MS | Oil & Gas Property | Oct 2025 |
| 130338 | U S A MENTOR | Oscoda County, MI | Oil & Gas Property | Dec 2025 |
| 130339 | U S A-PAN AM | Adams County, MS | Oil & Gas Property | Jul 1994 |
| 130340 | U S A-PICEANCE CREEK | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130341 | U S A-PICEANCE CREEK | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130342 | U S ARGO | San Juan County, NM | Oil & Gas Property | Jan 2026 |
| 130343 | U S ARMY CORP | Wyoming County, WV | Gas Property | Dec 2021 |
| 130344 | U S CONCRETE | Tuscarawas County, OH | Oil & Gas Property | Dec 2024 |
| 130345 | U S DEPARTMENT OF INT (BLM) | Clay County, KY | Gas Property | Dec 2024 |
| 130346 | U S F S | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 130347 | U S F S | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 130348 | U S F S & R I STOVER KB | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 130349 | U S F S LOT 201 KC | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 130350 | U S FOREST SERVICE | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 130351 | U S FOREST SERVICE | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 130352 | U S FOREST SERVICE | Leslie County, KY | Oil & Gas Property | Dec 2024 |
| 130353 | U S FOREST SVC CENTRAL PA LUMBER | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 130354 | U S FORESTRY SERVICE 00 | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 130355 | U S GOVERNMENT | Caddo Parish, LA | Oil Property | Dec 2024 |
| 130356 | U S GOVERNMENT | Whitley County, KY | Oil & Gas Property | Dec 2023 |
| 130357 | U S GOVERNMENT | Leslie County, KY | Oil & Gas Property | Dec 2022 |
| 130358 | U S GOVERNMENT | Haskell County, OK | Gas Property | Dec 2025 |
| 130359 | U S GOVERNMENT NATL FOREST | Warren County, PA | Oil & Gas Property | Dec 2019 |
| 130360 | U S GOVT/ARMSTRONG FOREST | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 130361 | U S GYPSUM | Kent County, MI | Oil Property | Dec 2025 |
| 130362 | U S LIME | Johnson County, TX | Oil & Gas Property | Dec 2025 |
| 130363 | U S M 00 | Lea County, NM | Oil & Gas Property | Dec 2025 |
| 130364 | U S P & F | Tuscaloosa County, AL | Gas Property | Dec 2025 |
| 130365 | U S SMELTING FEDERAL | Lea County, NM | Oil & Gas Property | Jan 2015 |
| 130366 | U S STEEL | Greene County, PA | Gas Property | Dec 2025 |
| 130367 | U S STEEL | Mingo County, WV | Gas Property | Dec 2021 |
| 130368 | U S STEEL CORPORATION | Jefferson County, AL | Gas Property | Dec 2025 |
| 130369 | U T ISERINGHAUSEN | St. Landry Parish, LA | Oil & Gas Property | Mar 2024 |
| 130370 | U-49 5 | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 130371 | U-TEX | Ward County, TX | Oil & Gas Property | Nov 2025 |
| 130372 | U-TEX | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 130373 | U-TEX | Crane County, TX | Oil & Gas Property | Feb 2024 |
| 130374 | U-TEX 82686 | Ward County, TX | Oil & Gas Property | Dec 2025 |
| 130375 | U. F. GAS MIN TR. 1 6 | Wayne County, WV | Gas Property | Dec 2021 |
| 130376 | U. L. JONES 28-7 #1 | Conecuh County, AL | Oil & Gas Property | Dec 2025 |
| 130377 | U. OF C | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 130378 | U. S. GOVER | Gove County, KS | Oil Property | Aug 2025 |
| 130379 | U. S. GOVERNMENT | Morton County, KS | Gas Property | Sep 2025 |
| 130380 | U. S. GOVERNMENT | Trego County, KS | Oil Property | Aug 2025 |
| 130381 | U.C. REGENTS | Yolo County, CA | Gas Property | Dec 1992 |
| 130382 | U.C.B. 0 | Santa Barbara County, CA | Oil & Gas Property | May 1998 |
| 130383 | U.C.L.I | Nueces County, TX | Oil & Gas Property | Dec 2025 |
| 130384 | U.P. 112 | Rio Blanco County, CO | Oil & Gas Property | Dec 2025 |
| 130385 | U.P. UNIT | Los Angeles County, CA | Oil & Gas Property | May 2021 |
| 130386 | U.R.C. 23 | Glasscock County, TX | Oil & Gas Property | Nov 2025 |
| 130387 | U.S 19-15 | Chouteau County, MT | Gas Property | Jan 2026 |
| 130388 | U.S ARMY CORP | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 130389 | U.S. 15 | Blaine County, MT | Gas Property | Jan 2026 |
| 130390 | U.S. 26-1 | Blaine County, MT | Gas Property | Jan 2026 |
| 130391 | U.S. 27-1 | Blaine County, MT | Gas Property | Jan 2026 |
| 130392 | U.S. 29-1 | Blaine County, MT | Gas Property | Jul 2001 |
| 130393 | U.S. 33 | Chouteau County, MT | Gas Property | Jan 2026 |
| 130394 | U.S. ARMY CORP OF ENG | Wyoming County, WV | Gas Property | Dec 2021 |
| 130395 | U.S. ARMY CORP OF ENG. I. N. BROWN | Braxton County, WV | Oil & Gas Property | Dec 2021 |
| 130396 | U.S. ARMY CORP. OF ENG | Lewis County, WV | Oil & Gas Property | Dec 2015 |
| 130397 | U.S. DEPT. OF INTERIOR | Lewis County, WV | Gas Property | Dec 2021 |
| 130398 | U.S. PIPE & FOUNDRY | Tuscaloosa County, AL | Gas Property | Dec 2025 |
| 130399 | U.S. PIPE & FOUNDRY | Jefferson County, AL | Gas Property | Jan 2009 |
| 130400 | U.S. PIPE & FOUNDRY #1 | Tuscaloosa County, AL | Gas Property | Jan 2017 |