| Cole Trust Three G-13-132604 | Devon Energy Production Co, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 82 | 299K | Mar 1998 – May 2003 |
| West Ranch G-10-260462 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 82 | 2.88M | Aug 2010 – Mar 2024 |
| West Ranch G-10-192540 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 82 | 1.15M | Jan 2003 – Jul 2026 |
| Buckler Trust Gas Unit 2 G-8-59457 | Karper Oil & Gas Corporation only | Walker-Davis (Duffer Lime) | Stephens | 1 | 82 | 117K | Mar 1996 – May 2008 |
| West Ranch G-10-239349 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 81 | 261K | Jan 2008 – Mar 2024 |
| Cole Trusts 576 G-13-184293 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 81 | 1.37M | May 2001 – Aug 2026 |
| West Ranch G-10-239089 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 81 | 490K | Feb 2008 – Feb 2025 |
| Longfellow G-10-243852 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 80 | 238K | Jul 2007 – Mar 2022 |
| West Ranch G-10-205367 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 80 | 135K | Jul 2004 – Aug 2026 |
| Deaton, E. A. Trust G-13-114739 | LKM Oil and Gas LLC only | Dickibird (Conglomerate) | Jack | 1 | 80 | 87.5K | by Jan 1993 – Jul 2026 |
| Marie Tucker Trust (SA) G-13-273593 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Parker | 1 | 80 | 1.41M | Jan 2014 – Aug 2026 |
| Ed Ford Gas Unit NO 2 AB G-8-83532 | Long Trusts, The only | Lucky Lane (Marble Falls Lm.) | Stephens | 1 | 80 | 654K | by Jan 1993 – Jul 2026 |
| Randee Fawcett Trust "C" G-9-209562 | Upp Operating, LLC only | Sawyer (Canyon) | Sutton | 1 | 80 | 246K | Jun 2004 – Jul 2026 |
| Wood Family Memorial Trust G-2-210533 | M. J. G., Inc. only | Wood High (5400) | Victoria | 1 | 80 | 42K | Mar 2005 – Feb 2006 |
| Longfellow G-10-259470 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 80 | 159K | Sep 2010 – Aug 2026 |
| Hill Trust G-13-203687 | Xplore Operating, LLC only | JMG Mag (Miss) | Parker | 1 | 80 | 5.96K | Aug 2004 – May 2006 |
| Randee Fawcett Trust "C" G-9-213430 | Upp Operating, LLC only | Sawyer (Canyon) | Sutton | 1 | 79 | 267K | Jun 2005 – Jul 2026 |
| West Ranch G-10-259778 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 79 | 462K | Jul 2010 – Apr 2025 |
| West Ranch G-10-194425 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 79 | 510K | Feb 2003 – Aug 2026 |
| Eubanks Trust G-5-178332 | Diversified Production LLC only | Teague (CV-Bossier Cons.) | Freestone | 1 | 79 | 1.14M | Jun 2000 – Aug 2026 |
| Fawcett, Randee Trust -B- G-9-58135 | Upp Operating, LLC only | Sawyer (Canyon) | Sutton | 1 | 79 | 512K | by Jan 1993 – Jul 2026 |
| West Ranch G-10-228215 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 78 | 2.3M | Mar 2007 – Dec 2023 |
| West Ranch G-10-187585 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 77 | 69.1K | Jan 2002 – Apr 2026 |
| West Ranch G-10-259694 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 77 | 1.55M | May 2010 – Apr 2024 |
| West Ranch G-10-259071 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 76 | 2.64M | Aug 2010 – Apr 2024 |
| Allison 4 G-10-237083 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 76 | 7.45M | Nov 2007 – Apr 2024 |
| Hill-Fawcett, Randee Trust "E" G-9-213706 | Upp Operating, LLC only | Sawyer (Canyon) | Sutton | 1 | 76 | 262K | Jun 2005 – Jul 2026 |
| Benavides Trust G-4-223383 | Merit Energy Company only | Hundido (Lobo) | Zapata | 1 | 75 | 1.38M | Nov 2006 – Feb 2016 |
| Boston Texas Land Trust #1 G-4-153860 | Legacy Corporation, The only | Amore (Vicksburg 5900) | Starr | 1 | 75 | 10.8K | Jan 1995 – Oct 1995 |
| West Ranch G-10-175162 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 75 | 36K | Nov 1999 – Nov 2006 |
| Longfellow G-10-248466 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 75 | 2.59M | Dec 2008 – Apr 2024 |
| Stewart Trust G-1-261083 | EOG Resources, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 75 | 3.64M | Sep 2010 – Aug 2026 |
| Kincaid, A. R. Trust 'B' G-9-282813 | Scout Energy Management LLC only | Lin (Wolfcamp) | Crockett | 1 | 74 | 14.5K | Jul 2017 – Aug 2026 |
| Allison G-10-248390 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 74 | 724K | Jan 2009 – Jan 2026 |
| Allison G-10-245225 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 74 | 559K | Aug 2008 – Aug 2026 |
| West Ranch G-10-259548 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 74 | 229K | Apr 2010 – Jul 2026 |
| Iowa Realty Trust "A" G-10-183303 | Unit Petroleum Company only | Lehn-Apco, S. (Wichita-Albany) | Pecos | 1 | 74 | 84.1K | May 2001 – Feb 2008 |
| West Ranch G-10-239318 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 73 | 814K | Dec 2007 – Jul 2026 |
| Broussard Trust G-3-186133 | Milestone Operating, Inc. only | Lovells Lake (Marg. 7500) | Jefferson | 1 | 72 | 2.94K | Sep 2001 – Feb 2002 |
| West Ranch G-10-240476 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 72 | 2.27M | Jun 2008 – Mar 2024 |
| West Ranch G-10-246479 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 72 | 298K | Dec 2008 – Aug 2026 |
| Foster Trust "B" O-13-23793 | Darr-Hey Oil, LLC only | Wichita County Regular | Wichita | 1 | 72 | 106 | Oct 1995 – Oct 2004 |
| Gage Trustee G-13-42402 | Devon Energy Production Co, L.P. only | Boonsville (Bend Congl., Gas) | Wise | 1 | 71 | 34.6K | by Jan 1993 – Aug 2003 |
| West State G-10-257995 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 71 | 2.27M | Mar 2010 – Aug 2026 |
| West Ranch G-10-201355 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 71 | 1.04M | Jan 2004 – Aug 2026 |
| West Ranch G-10-237082 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 71 | 518K | Nov 2007 – Aug 2026 |
| Goldston Family Trust G-13-193655 | Rife Operating, Ltd. only | Newark, East (Barnett Shale) | Denton | 1 | 71 | 0 | Mar 2003 – Mar 2003 |
| West Ranch G-10-244455 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 70 | 1.22M | Oct 2008 – Aug 2026 |
| Allison G-10-275102 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 70 | 323K | Jan 2011 – Aug 2026 |
| Aycock Trust G-14-158233 | Courson Oil & Gas, Inc. only | Craig Ranch (Morrow) | Sherman | 1 | 70 | 9.3K | Apr 1996 – Feb 1999 |