| Mathers-State 172-156 CL EX G-14-283676 | Mmgl Txph, LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 283K | 1.28M | Aug 2017 – Apr 2026 |
| Blackstone 156 G-3-289172 | Cimarron Engineering, LLC only | Rattlesnake Mound (6400) | Brazoria | 1 | 127K | 270K | Mar 2020 – Apr 2026 |
| Matagorda Island 519-L Gas Unit G-3-184382 | Fieldwood Energy LLC only | Matagorda Isl. BLK 519-L (15600) | Matgrda IS-LB | 1 | 92.7K | 52.5M | Aug 2000 – Aug 2017 |
| Matagorda Island 519-L Gas Unit G-3-119123 | Fieldwood Energy LLC only | Matagorda Isl. BLK 519-L (15600) | Matgrda IS-LB | 1 | 75.9K | 47.8M | Jan 1993 – Jan 2000 |
| Matagorda Island 519-L Gas Unit G-3-109101 | Fieldwood Energy LLC only | Matagorda Isl. BLK 519-L (15600) | Matgrda IS-LB | 1 | 72.7K | 71.1M | Jan 1993 – Apr 2014 |
| Lubbock Unit 156 G-14-277951 | BE Anadarko II, LLC only | Lipscomb, S.E. (Cleveland) | Lipscomb | 1 | 56.3K | 315K | Jul 2014 – Apr 2026 |
| Highlander Gas Unit 4 G-3-197383 | Sanchez Oil & Gas Corporation only | De Zavala (Yegua 11560) | Harris | 1 | 55.6K | 4.59M | Jul 2003 – Jun 2007 |
| Lubbock Unit 156 G-14-278728 | BE Anadarko II, LLC only | Lipscomb, S.E. (Cleveland) | Lipscomb | 1 | 52.6K | 474K | Feb 2015 – Apr 2026 |
| K&H Fee 'a' 1569 G-4-258945 | Killam Oil Co., Ltd. only | B.M.T. (Lobo Cons.) | Webb | 1 | 37.4K | 3.13M | Aug 2006 – Apr 2026 |
| K&H Fee 'a' 1569 G-4-152002 | Killam Oil Co., Ltd. only | Presa de Oro (Lobo No. 6) | Webb | 1 | 30K | 3.3M | Nov 1994 – Apr 2026 |
| Highlander Gas Unit 1 G-3-173991 | Sanchez Oil & Gas Corporation only | De Zavala (Yegua 11560) | Harris | 1 | 29.9K | 6.63M | Mar 1999 – Apr 2004 |
| Courson Ranch 156 G-14-219313 | Complete Oil & Gas Services, LLC only | Lips (Cleveland) | Roberts | 1 | 20.5K | 151K | Nov 2005 – Nov 2022 |
| K&H Fee "B" 1569 G-4-100340 | Killam Oil Co., Ltd. only | Presa de Oro (Lobo No. 6) | Webb | 1 | 16.4K | 1.82M | Jan 1993 – Jan 2008 |
| Courson Ranch 156 G-14-211987 | Complete Oil & Gas Services, LLC only | Lips (Cleveland) | Roberts | 1 | 9.79K | 299K | Jul 2005 – Apr 2022 |
| Dovie Burnett "1562" G-13-128218 | Borderline Operating Corp. only | Young County Regular (Gas) | Young | 1 | 9.41K | 23.4K | Jan 1993 – Apr 2009 |
| S. L. 98156 G-3-178811 | Spinnaker Exploration Co.,l.l.c. only | San Luis Pass ("D" Sand) | Galveston-LB | 1 | 8.41K | 876K | Jun 2000 – Aug 2002 |
| K&H Fee 'B' 1569 G-4-277546 | Killam Oil Co., Ltd. only | B.M.T. (Lobo Cons.) | Webb | 1 | 7.75K | 748K | Apr 2015 – Apr 2026 |
| K&H Fee 'a' 1569 G-4-92249 | Killam Oil Co., Ltd. only | Presa de Oro (Lobo No. 6) | Webb | 1 | 7.71K | 1.11M | Jan 1993 – Jul 2006 |
| K & H Fee 'B' 1569 G-4-190923 | Killam Oil Co., Ltd. only | B.M.T. (Lobo Cons.) | Webb | 1 | 6.27K | 2.52M | Aug 2002 – Apr 2026 |
| Matagorda Island 519-L Gas Unit G-3-185582 | Fieldwood Energy LLC only | Matagorda Isl. BLK 519-L (15600) | Matgrda IS-LB | 1 | 1.55K | 683K | Sep 2001 – Jan 2003 |
| Jones Ranch 156 G-9-225971 | Upp Operating, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 880 | 115K | Jan 2007 – Apr 2026 |
| Courson Ranch 156 G-14-182486 | Complete Oil & Gas Services, LLC only | Lips (Cleveland) | Roberts | 1 | 406 | 44.9K | Apr 2001 – Oct 2017 |
| Alma 1560 G-4-279933 | Texas Southern Petroleum Corp. only | Fitzsimmons, NE. (Hockley -A-) | Duval | 1 | 244 | 112K | Jan 2015 – Dec 2015 |
| Jones Ranch 156 G-9-225920 | Upp Operating, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 156 | 151K | Aug 2006 – Dec 2025 |
| Jones Ranch 156 G-9-225495 | Upp Operating, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 144 | 212K | Aug 2006 – Nov 2025 |
| Jones Ranch 156 G-9-220783 | Upp Operating, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 91 | 176K | May 2006 – Mar 2026 |
| Fasken State 1560 G-1-273887 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 88 | 4.82M | Nov 2013 – Apr 2026 |
| Green 1568 G-8-158142 | Wells Oilfield Services, Inc. only | Pickard Ranch (Caddo) | Shackelford | 1 | 82 | 134K | Feb 1996 – Oct 2000 |
| Fasken State 1560 G-1-269046 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 70 | 2.38M | Feb 2012 – Apr 2026 |
| Fasken State 1561 G-1-274390 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 55 | 8.3M | Oct 2013 – Apr 2026 |
| Fasken State 1561 G-1-260324 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 47 | 8.6M | Sep 2010 – Apr 2026 |
| Jones Ranch 156 G-9-252424 | Upp Operating, LLC only | Sonora (Canyon Upper) | Sutton | 1 | 34 | 27.7K | Apr 2008 – Apr 2026 |
| Burnett, Dovie 1562 G-13-213113 | S.B. Street Operating, Inc. only | Young County Regular | Young | 1 | 28 | 5.82K | Oct 2005 – Nov 2008 |
| Chism 1561 G-8-158141 | Enserch Exploration, Inc only | Pickard Ranch (Caddo) | Shackelford | 1 | 27 | 14.1K | Feb 1996 – Jul 1996 |
| Parsell Ranch "156" G-14-187309 | Mewbourne Oil Company only | Parsell (Morrow, Lower) | Roberts | 1 | 10 | 858K | Jan 2002 – Oct 2023 |
| S. L. 098156 G-3-192309 | Spinnaker Exploration Co.,l.l.c. only | San Luis Pass ("a", FB a Sand) | Galveston-LB | 1 | 9 | 7.45K | Dec 2002 – Dec 2002 |
| Buchanan, E. A. G-1-105666 | La Ronya Oil & Gas only | Douglas (Frio 1560) | McMullen | 1 | 0 | 233K | Jan 1993 – Feb 2011 |
| Bass, M. F. G-2-69561 | Central Gulf Petroleum Inc only | Pridham Lake (1560) | Victoria | 1 | 0 | 0 | — |
| Bass, M. F. G-2-69562 | Sure Flow Oil & Gas, Inc. only | Pridham Lake (1560) | Victoria | 1 | 0 | 0 | — |
| Riverside Cotton Farm G-2-74604 | Sure Flow Oil & Gas, Inc. only | Pridham Lake (1560) | Victoria | 1 | 0 | 0 | — |
| Ekstrum G-2-285565 | Southern Tejas Asset Group LLC only | Pridham Lake (1560) | Victoria | 1 | 0 | 39.4K | Aug 2018 – Apr 2019 |
| Jenkins G-3-121343 | Pringle Resources, Inc. only | Houston, North (1560) | Harris | 1 | 0 | 29 | Jan 1993 – Feb 1995 |
| Myrtle,b.clark-State LSE.507156 G-4-60295 | Marwell Petroleum, Inc. only | Julian, North (I-92) | Kenedy | 1 | 0 | 25.9K | Jan 1993 – Aug 1995 |
| Guerra, A.E. G-4-96013 | Texaco E & P Inc. only | McAllen Ranch, E(vksbg 15650) | Hidalgo | 1 | 0 | 0 | — |
| Doughty G-4-109770 | Magnum Producing, LP only | Doughty (Frio 8156) | Nueces | 1 | 0 | 0 | — |
| Alma 1560 G-4-269275 | Hawthorn Energy Partners, LLC only | Wildcat | Duval | 1 | 0 | 0 | — |
| Drought 156 G-4-274228 | Smith Production Inc. only | Casa Blanca, West (Cole) | Duval | 1 | 0 | 0 | — |
| Holt "156" G-14-192845 | Mewbourne Oil Company only | Patten (Krider) | Hansford | 1 | 0 | 5.31K | Dec 2002 – Jan 2003 |
| Holt "156" G-14-195440 | Mewbourne Oil Company only | Hansford (Mississippian) | Hansford | 1 | 0 | 27.7K | Feb 2003 – Apr 2003 |
| Holt "156" G-14-195448 | Mewbourne Oil Company only | Hunter (Council Grove) | Hansford | 1 | 0 | 346K | Apr 2003 – Feb 2021 |