| West Ranch G-10-242195 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 180 | 566K | Aug 2008 – Jul 2024 |
| West Ranch G-10-237766 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 179 | 498K | Nov 2007 – Aug 2026 |
| North Hayter Trust G-6-239297 | Wallace Operating Company LLC only | Douglass, W. (Travis Peak) | Nacogdoches | 1 | 179 | 673K | Aug 2008 – Feb 2022 |
| West Ranch G-10-225293 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 178 | 83.5K | Aug 2006 – Dec 2007 |
| Cooke, C. N. Trust G-1-163606 | Lewis Petro Properties, Inc. only | Cooke (Edwards Lime) | La Salle | 1 | 176 | 933K | Apr 1997 – Jul 2026 |
| West Ranch G-10-239429 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 176 | 292K | May 2008 – Feb 2025 |
| West Ranch G-10-227228 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 176 | 774K | Mar 2007 – Feb 2025 |
| West Ranch 138 G-10-223165 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 176 | 64.2K | Dec 2005 – Feb 2022 |
| Tubb, Charles, et al Trustees B G-14-54816 | BP America Production Company only | Canadian, SE (Douglas) | Hemphill | 1 | 175 | 150K | by Jan 1993 – Feb 2001 |
| West Ranch G-10-248464 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 175 | 3.41M | Aug 2008 – Mar 2026 |
| Longfellow G-10-254321 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 174 | 654K | Aug 2008 – Jan 2026 |
| West Ranch G-10-226598 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 173 | 189K | Jul 2006 – Nov 2025 |
| West State G-10-239428 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 173 | 230K | Oct 2007 – Jul 2026 |
| Haynes Mineral Trust G-4-119537 | Hilcorp Energy Company only | Haynes (Middle Wilcox Cons.) | Zapata | 1 | 170 | 4.96M | by Jan 1993 – Aug 2026 |
| Haynes Mineral Trust G-4-124383 | Hilcorp Energy Company only | Haynes (Middle Wilcox Cons.) | Zapata | 1 | 169 | 4.21M | by Jan 1993 – Aug 2026 |
| Benavides Trust G-4-193287 | Merit Energy Company only | Hundido (Lobo) | Zapata | 1 | 169 | 1.16M | Feb 2003 – Aug 2026 |
| Ramsey, E. G. -A- O-13-2023 | Bayer, Frances E. Rev Liv Trust only | Cooke County Regular | Cooke | 1 | 169 | 22 | by Jan 1993 – May 2015 |
| Longfellow G-10-254002 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 169 | 343K | Jan 2009 – Jan 2026 |
| Kincaid, A. R. Trust 'D' O-9-18793 | Chevron U. S. A. Inc. only | Lin (Wolfcamp) | Crockett | 1 | 168 | 1.96K | Sep 2014 – Apr 2017 |
| Longfellow G-10-241703 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 167 | 992K | May 2008 – Aug 2026 |
| Longfellow G-10-243252 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 166 | 566K | Sep 2008 – Aug 2026 |
| West Ranch G-10-216626 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 165 | 640K | Apr 2006 – Aug 2026 |
| Cogburn Trust G-8-116103 | Comyn Natural Gas, Inc. only | Skaggs (2700) | Comanche | 1 | 165 | 131K | by Jan 1993 – Oct 2013 |
| Barton Trust G-14-175046 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 164 | 59.3K | Sep 1999 – Mar 2000 |
| West Ranch G-10-242814 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 164 | 305K | May 2008 – Feb 2024 |
| West Ranch G-10-248892 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 164 | 608K | Mar 2009 – Aug 2026 |
| West Ranch G-10-195244 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 163 | 705K | May 2003 – Jul 2026 |
| Downie Ranch G-10-147186 | Longfellow Energy, LP only | Thistle (Overthrust) | Pecos | 1 | 162 | 57.1K | Sep 1993 – Feb 2009 |
| West Ranch G-10-223513 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 162 | 125K | Mar 2006 – Jul 2026 |
| West Ranch G-10-244077 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 160 | 728K | Jan 2008 – Sep 2025 |
| Riley Trust G-6-247657 | TGNR East Texas II LLC only | Carthage (Haynesville Shale) | Harrison | 1 | 160 | 1.5M | Apr 2009 – Aug 2026 |
| West Ranch G-10-239316 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 158 | 1.39M | Dec 2007 – Jul 2026 |
| Mackey, W.W. et Al G-6-83728 | Long Trusts, The only | Willow Springs-Mackey (Tr. Pk.) | Gregg | 1 | 158 | 6.05K | by Jan 1993 – Feb 2003 |
| University 11 D G-10-47152 | Aaa Oil Trust only | Cardinal (Queen, W. ) | Pecos | 1 | 158 | 28K | by Jan 1993 – Oct 2008 |
| Amacker Trust 37 G-9-44788 | Altura Energy Ltd. only | Tippett, W. (Wolfcamp 5050) | Crockett | 1 | 157 | 34.9K | by Jan 1993 – Aug 1998 |
| Randee Fawcett Trust G-9-217133 | Upp Operating, LLC only | Sawyer (Strawn, North) | Sutton | 1 | 157 | 228K | Nov 2005 – Jul 2026 |
| West Ranch G-10-257104 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 157 | 526K | Feb 2010 – Apr 2024 |
| Longfellow 600 MD G-10-223191 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 156 | 397K | Jul 2006 – Aug 2026 |
| Stovall Trust A-483 G-2-229949 | Hunt Oil Company only | The Rapture (Delta) | Lavaca | 1 | 156 | 450K | Jul 2006 – Oct 2010 |
| Longfellow G-10-273466 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 156 | 351K | Oct 2010 – Feb 2025 |
| Bruni Mineral Trust "B" G-4-247385 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Webb | 1 | 156 | 55K | Oct 2008 – Feb 2026 |
| West Ranch G-10-224289 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 155 | 797K | Oct 2006 – Aug 2026 |
| Allison G-10-194418 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 155 | 1.41M | Mar 2003 – Jul 2026 |
| Frost National Bank Trust G-1-129034 | Carrizo Exploration, Inc. only | Dent Ingram (Olmos 1) | Dimmit | 1 | 155 | 17.4K | by Jan 1993 – Oct 1996 |
| Boston Texas Land Trust # 4 G-4-162347 | Legacy Corporation, The only | Amore (Vicksburg 5900) | Starr | 1 | 155 | 56K | Feb 1997 – Oct 1997 |
| Boston Texas Land & Trust G-4-209829 | OXY USA Inc. only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 154 | 64.6K | Mar 2005 – Jul 2006 |
| Allison G-10-229059 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 154 | 587K | Jun 2007 – Mar 2026 |
| West Ranch G-10-244890 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 153 | 3.9M | Jun 2008 – Mar 2024 |
| Hein Trust G-4-151807 | Conocophillips Company only | La Perla (Lobo Cons.) | Webb | 1 | 153 | 817K | Aug 1994 – Aug 2009 |
| Boatwright Trust, et Al G-6-114389 | Samson Lone Star LP only | Oak Hill, S. (Pettit) | Rusk | 1 | 153 | 26.5K | by Jan 1993 – May 1997 |