| Pletcher O-14-9166 | Unbridled Resources, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 131K | 313K | Oct 2013 – Aug 2026 |
| Miller, Herb O-10-24411 | Aghorn Operating, Inc. only | Yarbrough & Allen (Wolfcamp) | Crane | 2 | 131K | 17K | by Jan 1993 – Jun 2026 |
| Prime-Allen O-13-25531 | S.B. Street Operating, Inc. only | Ivy (Miss.) | Young | 1 | 130K | 4.14K | by Jan 1993 – Nov 2015 |
| Holland, W. H. Gas Unit G-4-238091 | Merit Energy Company only | McAllen Ranch (Vicksburg N) | Hidalgo | 1 | 129K | 7.16M | Apr 2008 – Jul 2026 |
| Rogers D 46 O-14-8968 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 129K | 297K | Nov 2013 – Aug 2026 |
| McAllen, A.A. G-4-158903 | Merit Energy Company only | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 128K | 5.02M | Apr 1996 – Aug 2026 |
| Beaurline, A. W. G-4-167447 | Merit Energy Company only | McAllen Ranch (Vicksburg S, E.) | Hidalgo | 1 | 128K | 2.59M | Feb 1998 – Aug 2026 |
| Guerra, A. E. G-4-145114 | Chevron U. S. A. Inc. only | McAllen Ranch (Guerra) | Hidalgo | 1 | 128K | 10.4M | Apr 1993 – Apr 2003 |
| McAllen, A. A. G-4-174033 | Merit Energy Company only | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 126K | 2.27M | Jul 1999 – Aug 2026 |
| Darnell-Pshigoda 27/38 O-14-9683 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Ochiltree | 1 | 125K | 736K | Mar 2019 – Aug 2026 |
| McAllen, A. A. G-4-187547 | Merit Energy Company only | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 125K | 5.21M | Nov 2001 – Jun 2023 |
| McAllen, A. A. G-4-202274 | Merit Energy Company only | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 124K | 7.09M | May 2004 – Aug 2026 |
| Guerra, A.E. G-4-123470 | Texaco E & P Inc. only | McAllen Ranch (Guerra) | Hidalgo | 1 | 124K | 8.82M | by Jan 1993 – Apr 2001 |
| HB Thomson 39 O-14-8960 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 124K | 268K | Nov 2012 – Aug 2026 |
| Dickson-Allen Unit G-2-290342 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | Karnes | 1 | 123K | 474K | Feb 2020 – Aug 2026 |
| McAllen, A.A. -B- G-4-134915 | Merit Energy Company only | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 122K | 8.56M | by Jan 1993 – Aug 2026 |
| McAllen, A. A. G-4-195735 | Merit Energy Company only | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 122K | 2.72M | Jun 2003 – Aug 2026 |
| Robertson O-9-8813 | Charter Petroleum Company only | Allen Hill (Strawn) | Tom Green | 3 | 122K | 645K | by Jan 1993 – Jan 2020 |
| Polston O-8-23072 | Quail Well Service, Inc. only | Novo-Allen (Morris) | Coleman | 3 | 122K | 171K | by Jan 1993 – May 2026 |
| Allen MCM O-1-15559 | Crescent Energy Operating, LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 122K | 232K | Aug 2011 – Jul 2016 |
| McAllen, A. A. G-4-163649 | Merit Energy Company only | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 120K | 6.31M | May 1997 – Aug 2026 |
| Woods Christian G-4-184010 | Merit Energy Company only | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 119K | 5.08M | Aug 2001 – Aug 2026 |
| E. L. Martinez G. U. No. 1 G-4-154530 | Hilcorp Energy Company only | McAllen Ranch (Vicksburg N) | Hidalgo | 1 | 119K | 4.49M | Apr 1995 – Nov 2025 |
| Crawford, L. Allen O-13-5159 | Briggs & Croker Oil, LLC only | Wichita County Regular | Wichita | 5 | 119K | 21 | by Jan 1993 – Nov 2020 |
| Yarbrough & Allen O-10-34201 | Aghorn Operating, Inc. only | Yarbrough & Allen (Fusselman) | Ector | 2 | 118K | 60K | Apr 1994 – Jun 2026 |
| Howard Allen 01 O-1-17212 | Crescent Energy Operating, LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 118K | 118K | Oct 2013 – Aug 2026 |
| Burditt, Allen L. O-2-8646 | Abaco Operating, LLC only | La Ward, North | Jackson | 1 | 117K | 0 | Mar 2001 – Aug 2026 |
| Guerra, A. E. G-4-172289 | Hilcorp Energy Company only | McAllen Ranch (Guerra) | Hidalgo | 1 | 116K | 11M | Feb 1999 – Apr 2005 |
| Amacker-Allen 80 G-9-206421 | EOG Resources, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 115K | 1.78M | Apr 2004 – Jul 2025 |
| Allen Oil Unit #1 O-2-7121 | Capital Star Oil & Gas, Inc. only | Hallettsville (Burns 9600) | Lavaca | 1 | 115K | 365K | by Jan 1993 – Aug 2025 |
| Harrison 131 O-14-9192 | Resource Oil and Gas, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 115K | 55.6K | Aug 2014 – Aug 2026 |
| Pletcher G-14-266041 | Unbridled Resources, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 113K | 451K | Oct 2011 – Aug 2026 |
| Holland, W.H. et Al G-4-132642 | Merit Energy Company only | McAllen Ranch (Vicksburg N) | Hidalgo | 1 | 113K | 9.76M | by Jan 1993 – May 2017 |
| Byron Mason 1085 O-14-9481 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Lipscomb | 1 | 113K | 248K | Jul 2016 – Aug 2026 |
| Randolph-Gurley Unit O-14-9368 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 113K | 189K | Jan 2015 – Aug 2026 |
| Kemp & Allen -C- O-13-4945 | R2Q Operating LLC only | Wichita County Regular | Wichita | 12 | 111K | 21 | by Jan 1993 – Aug 2026 |
| Allen O-10-35837 | Pitts Energy Co. only | Scott (Cherry Canyon) | Reeves | 1 | 111K | 495K | Jul 1998 – Jan 2020 |
| Courson Trew 78 O-14-9616 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Ochiltree | 1 | 111K | 580K | Mar 2018 – Aug 2026 |
| Betty Dearing-Butler 05 (SA) O-14-9217 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 110K | 358K | Oct 2013 – Aug 2026 |
| Burditt, Allen L. O-2-11219 | Abaco Operating, LLC only | La Ward, North (Pigpen Sand) | Jackson | 1 | 110K | 0 | Feb 2016 – Aug 2026 |
| Mc Allen, A.A. G-4-148027 | Shell Western E&P Inc. only | McAllen Ranch (Vicksburg S, S.) | Hidalgo | 1 | 109K | 5.98M | Jan 1994 – Apr 1997 |
| Boese-Hadwiger Unit O-14-9450 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 108K | 392K | Dec 2015 – Aug 2026 |
| Guerra, A. E. G-4-223499 | Chevron U. S. A. Inc. only | McAllen Ranch (Guerra) | Hidalgo | 1 | 108K | 15.8M | May 2006 – May 2011 |
| Gheen 664 O-14-9610 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Ochiltree | 1 | 108K | 820K | Jan 2018 – Aug 2026 |
| Guerra, A. E. G-4-182357 | Hilcorp Energy Company only | McAllen Ranch (Vicksburg y, E.) | Hidalgo | 1 | 107K | 4.84M | Mar 2001 – Dec 2017 |
| McAllen, A. A. G-4-251658 | Merit Energy Company only | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 107K | 3.19M | May 2009 – Aug 2026 |
| McAllen, A. A. G-4-259292 | Merit Energy Company only | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 107K | 4.26M | Oct 2010 – Aug 2026 |
| McAllen, A. A. G-4-152886 | Merit Energy Company only | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 107K | 6.56M | Jan 1995 – May 2013 |
| Mott 04 O-14-8961 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 107K | 435K | Sep 2013 – Aug 2026 |
| Cudd-Condon Unit O-14-9093 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 106K | 83.7K | Aug 2014 – Aug 2026 |