| Austin Cox 57-T1-42X43 G-10-289011 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 851K | 3.56M | Oct 2019 – Apr 2026 |
| Cannon G-3-271318 | Square Mile Energy, L.L.C. only | Glasscock (Wilcox 11,200) | Colorado | 1 | 735K | 15.9M | Sep 2013 – Apr 2026 |
| Petty Gas Unit G-3-216300 | Union Gas Operating Company only | Vickers (Wilcox Middle) | Hardin | 1 | 578K | 1.7M | Mar 2006 – Apr 2026 |
| Petty Gas Unit G-3-212071 | Union Gas Operating Company only | Vickers (Wilcox Middle) | Hardin | 1 | 567K | 2.5M | Sep 2005 – Apr 2026 |
| Bell, W. T. Gas Unit G-2-205709 | Remora Operating, LLC only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 540K | 11.4M | Oct 2004 – Jan 2026 |
| McCabe Etal GU G-2-290271 | Hurd Enterprises, Ltd. only | Sawfish (Wilcox 10400) | De Witt | 1 | 519K | 6.22M | Jul 2020 – Apr 2026 |
| Petty Gas Unit G-3-216298 | Union Gas Operating Company only | Olive (Wilcox B) | Hardin | 1 | 504K | 2.49M | Mar 2006 – Apr 2026 |
| A.G. Henkes Gas Unit G-2-281628 | Capital Star Oil & Gas, Inc. only | Mont (Wilcox 10,900) | Lavaca | 1 | 450K | 12.8M | Feb 2016 – Apr 2026 |
| Duncan "A" G-3-180840 | Hilcorp Energy Company only | Bonus, SW. (Wilcox) | Wharton | 1 | 426K | 7.35M | Jan 2001 – Apr 2026 |
| Petty G-3-229099 | Union Gas Operating Company only | Vickers (Wilcox Middle) | Hardin | 1 | 403K | 1.91M | May 2006 – Apr 2026 |
| Parker Gas Unit G-3-280657 | Eqv Operating LLC only | Jazz (Wilcox Deep) | Polk | 1 | 392K | 14.9M | Feb 2015 – Jan 2026 |
| Petty C G-3-280322 | Union Gas Operating Company only | Vickers (Wilcox Middle) | Hardin | 1 | 389K | 1.18M | Jan 2015 – Apr 2026 |
| Cook-Kaiser GU G-2-292830 | Hurd Enterprises, Ltd. only | Sawfish (Wilcox 10400) | De Witt | 1 | 365K | 3.97M | Mar 2022 – Apr 2026 |
| Boedeker Etal GU G-2-293201 | Hurd Enterprises, Ltd. only | Sawfish (Wilcox 10400) | De Witt | 1 | 353K | 3.83M | Jul 2022 – Apr 2026 |
| Parker Forestry G-3-233007 | Union Gas Operating Company only | Vickers (Wilcox Middle) | Hardin | 1 | 350K | 809K | Aug 2006 – Apr 2026 |
| Garner G-2-254215 | Trio Consulting & Management,llc only | Mont (Wilcox 10,900) | Lavaca | 1 | 350K | 10.8M | Sep 2009 – Apr 2026 |
| Wing G-3-240831 | Eqv Operating LLC only | Jazz (Wilcox Deep) | Polk | 1 | 341K | 18.4M | Oct 2007 – Feb 2026 |
| Petty "a" #8 Gas Unit G-3-227685 | Union Gas Operating Company only | Vickers (Wilcox Middle) | Hardin | 1 | 322K | 3.36M | Jan 2007 – Mar 2026 |
| Lange Gas Unit G-3-158255 | Cox & Perkins Exploration, Inc. only | Phase Four (9370 Yegua) | Wharton | 1 | 316K | 4.51M | Feb 1996 – Jun 1998 |
| Parker Gas Unit G-3-271062 | Eqv Operating LLC only | Jazz (Wilcox Deep) | Polk | 1 | 315K | 8.54M | Aug 2012 – Feb 2026 |
| Arco Fee Diamond G-3-127227 | Permian Natural Resources only | Buna, West (Wilcox) | Jasper | 1 | 309K | 3.58M | Jan 1993 – Jan 2025 |
| Greer G-3-171377 | Fletcher Operating, LLC only | Jones Creek, North (Wilcox) | Wharton | 1 | 299K | 6.44M | Nov 1998 – Jan 2025 |
| McCabe Etal GU G-2-290827 | Hurd Enterprises, Ltd. only | Sawfish (Wilcox 10400) | De Witt | 1 | 296K | 3.76M | May 2021 – Apr 2026 |
| Wing G-3-254448 | Eqv Operating LLC only | Jazz (Wilcox Deep) | Polk | 1 | 290K | 18.8M | Nov 2009 – Feb 2026 |
| Pilgreen G-2-179361 | Fowler Oil & Gas LLC only | Speaks, SW (Middle Wilcox-Cons.) | Lavaca | 1 | 289K | 6.78M | Jul 2000 – Mar 2026 |
| RVW Trust Unit G-3-291723 | EOG Resources, Inc. only | Lomita (Wilcox 8200 Sd.) | Colorado | 1 | 282K | 6.98M | Feb 2021 – Mar 2026 |
| Bell, W. T. Gas Unit G-2-200573 | Chesapeake Operating, Inc. only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 279K | 6.09M | Mar 2004 – Apr 2007 |
| Frels G-3-175108 | Fletcher Operating, LLC only | Jones Creek, North (Wilcox) | Wharton | 1 | 276K | 4.88M | Jul 1999 – Jan 2025 |
| Lake Creek Unit G-3-129413 | Daylight Petroleum LLC only | Lake Creek (Wilcox Consolidated) | Montgomery | 1 | 275K | 5.61M | Jan 1993 – Apr 2019 |
| Petty G-3-213822 | Union Gas Operating Company only | Vickers (Wilcox Middle) | Hardin | 1 | 272K | 781K | Dec 2005 – Apr 2026 |
| Bell, W. T. Gas Unit G-2-207937 | Remora Operating, LLC only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 266K | 5.06M | Jan 2005 – Apr 2026 |
| Petty G-3-265203 | Union Gas Operating Company only | Vickers (Wilcox Middle) | Hardin | 1 | 255K | 937K | Dec 2011 – Apr 2026 |
| Boedeker Etal GU G-2-291707 | Hurd Enterprises, Ltd. only | Sawfish (Wilcox 10400) | De Witt | 1 | 253K | 2.5M | Sep 2021 – Apr 2026 |
| Parker Gas Unit G-3-279877 | Eqv Operating LLC only | Jazz (Wilcox Deep) | Polk | 1 | 252K | 6.59M | Feb 2013 – Feb 2026 |
| Bertha Anderson Gas Unit G-2-290264 | Capital Star Oil & Gas, Inc. only | Mont (Wilcox 10,900) | Lavaca | 1 | 249K | 7.84M | Dec 2020 – Apr 2026 |
| Allar Gas Unit G-3-277561 | Eqv Operating LLC only | Jazz (Wilcox Deep) | Polk | 1 | 237K | 5.25M | Jul 2013 – Feb 2026 |
| Central Coal & Coke G-3-143339 | Hilcorp Energy Company only | Mercy (10950 Wilcox) | San Jacinto | 1 | 236K | 5.04M | Jan 1993 – Jan 2021 |
| Kolar, Ed G-2-139118 | Fowler Oil & Gas LLC only | Vienna (Wilcox, Middle U) | Lavaca | 1 | 229K | 3.76M | Jan 1993 – Mar 2026 |
| Kubala G-3-196049 | Fletcher Operating, LLC only | Jones Creek (Deep Wilcox) | Wharton | 1 | 227K | 4.47M | Jul 2003 – Mar 2025 |
| Boedeker Etal GU G-2-294749 | Hurd Enterprises, Ltd. only | Sawfish (Wilcox 10400) | De Witt | 1 | 220K | 2.1M | Mar 2023 – Apr 2026 |
| Drastata G-3-199738 | Fletcher Operating, LLC only | Jones Creek (Deep Wilcox) | Wharton | 1 | 216K | 6.62M | Dec 2003 – Jan 2025 |
| McDowell G-3-278629 | Orx Resources, L.L.C. only | Glasscock (Wilcox 11,600) | Colorado | 1 | 216K | 6.25M | Jan 2014 – Jan 2023 |
| BP Fee G-3-234297 | Neches Transport Inc. only | Jazz (Wilcox Deep) | Polk | 1 | 215K | 6.45M | Oct 2007 – Apr 2026 |
| Epstein G-3-262490 | Eqv Operating LLC only | Jazz (Wilcox Deep) | Polk | 1 | 211K | 10.6M | Jun 2011 – Feb 2026 |
| Provident Minerals G.U. G-2-198439 | Hilcorp Energy Company only | Provident City (Wilcox 7) | Lavaca | 1 | 210K | 17.5M | Jun 2003 – Jul 2025 |
| Duncan, F. B. G-3-233223 | Sandel Operating Company only | Cypress Eagle (Wilcox) | Wharton | 1 | 209K | 9.92M | Oct 2007 – Mar 2016 |
| Chapman G-3-187847 | Strand Energy, L.C. only | Chapman (Wilcox 9890) | Waller | 1 | 209K | 3.37M | Feb 2002 – Jan 2010 |
| Kempers G-3-138664 | Velocity Oil and Gas, LLC only | Deckers Prairie (Wilcox-Graham) | Montgomery | 1 | 207K | 3.46M | Jan 1993 – Jan 2009 |
| Kolar, Ed G-2-143866 | Fowler Oil & Gas LLC only | Vienna (Wilcox, Middle U) | Lavaca | 1 | 204K | 4.9M | Jan 1993 – Mar 2026 |
| Black Stone 'O' Gas Unit G-3-281578 | Eqv Operating LLC only | Jazz (Wilcox Deep) | Polk | 1 | 200K | 15.2M | Jun 2015 – Feb 2026 |