| Friesen-Johnson Unit 29 O-14-8959 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 3 | 198K | 653K | Jul 2013 – Aug 2026 |
| Malinda 745 G-14-288241 | Highmark Energy Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 195K | 1.08M | Nov 2018 – Aug 2026 |
| Allen Unit O-2-10732 | EOG Resources, Inc. only | Eagleville (Eagle Ford-2) | Karnes | 1 | 193K | 209K | Dec 2013 – Aug 2026 |
| Hoghland O-14-9626 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 193K | 384K | Nov 2017 – Aug 2026 |
| Stone 15 O-14-9670 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 190K | 297K | Nov 2018 – Aug 2026 |
| Allen G-3-145818 | Union Pacific Resources Company only | Giddings (Austin Chalk, Gas) | Brazos | 1 | 188K | 1.3M | May 1993 – Aug 1999 |
| McAllen, A. A. "Slot" G-4-167307 | Merit Energy Company only | McAllen Ranch (Vicksburg S, E.) | Hidalgo | 1 | 182K | 2.69M | Dec 1997 – Jan 2004 |
| McAllen, A. A. "B" G-4-136393 | Merit Energy Company only | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 181K | 8.14M | by Jan 1993 – Jun 2025 |
| Allen 55-2-44 Lov Unit E G-10-289072 | Pdeh LLC only | Phantom (Wolfcamp) | Loving | 1 | 181K | 727K | Jan 2020 – Aug 2026 |
| Guerra, A.E. G-4-163754 | Chevron U. S. A. Inc. only | McAllen Ranch (Vicksburg y, E.) | Hidalgo | 1 | 180K | 15M | Jun 1997 – Jan 2000 |
| McAllen, A. A. G-4-143186 | Shell Western E&P Inc. only | McAllen Ranch (Vicksburg P, Q) | Hidalgo | 1 | 179K | 4.74M | by Jan 1993 – Feb 1997 |
| Martinez, E.L. G.U. No. 1 G-4-139488 | Hilcorp Energy Company only | McAllen Ranch (Vicksburg N) | Hidalgo | 1 | 178K | 7.11M | by Jan 1993 – Oct 2025 |
| Guerra, A. E. G-4-217223 | Hilcorp Energy Company only | McAllen Ranch (Guerra) | Hidalgo | 1 | 178K | 20.2M | Feb 2006 – Nov 2012 |
| McAllen, A. A. "B" G-4-244236 | Merit Energy Company only | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 174K | 4.38M | Oct 2008 – Aug 2026 |
| Hunter 676 O-14-9200 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Lipscomb | 2 | 173K | 1.86M | Oct 2014 – Aug 2026 |
| Hoblit-Jacobs Et O-9-8519 | Boyd & McWilliams Energy Group only | Allen Hill (Strawn) | Tom Green | 5 | 171K | 872K | by Jan 1993 – May 2011 |
| McAllen, A. A. G-4-176395 | Hilcorp Energy Company only | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 169K | 3.8M | Dec 1999 – Jan 2015 |
| McAllen, A. A. "B" G-4-209835 | Merit Energy Company only | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 169K | 9.02M | Apr 2005 – Aug 2026 |
| Hargrove-Paul 31 O-14-8963 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 2 | 166K | 391K | Oct 2013 – Aug 2026 |
| Reese, J. T. O-3-6476 | Yordes Energy, LLC only | Allen Dome | Brazoria | 10 | 164K | 0 | Jun 2000 – May 2026 |
| Allen-Newman 12D O-10-54540 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 163K | 683K | Oct 2020 – Aug 2026 |
| Courson Leatherman 748 O-14-9641 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Ochiltree | 1 | 162K | 532K | Jul 2018 – Aug 2026 |
| McAllen, A. A. G-4-177710 | Merit Energy Company only | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 161K | 6.36M | Jun 2000 – May 2019 |
| Allen 55-2-44 Lov Unit G-10-289071 | Pdeh LLC only | Phantom (Wolfcamp) | Loving | 1 | 160K | 597K | Jan 2020 – Aug 2026 |
| Buzzard 69 O-14-9605 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Ochiltree | 2 | 159K | 1.11M | Feb 2018 – Aug 2026 |
| Allen "A" O-6-12270 | XTO Energy Inc. only | Whelan (Travis Peak) | Harrison | 1 | 159K | 1.21M | by Jan 1993 – May 2018 |
| Guerra, A. E. G-4-163699 | Chevron U. S. A. Inc. only | McAllen Ranch (Vicksburg y, E.) | Hidalgo | 1 | 157K | 12.4M | May 1997 – Nov 1998 |
| Brownlee "936" O-14-8202 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Ochiltree | 2 | 156K | 931K | Sep 2010 – Aug 2026 |
| Guerra, E. E. G-4-138214 | Dewbre Petroleum Corporation only | McAllen Ranch (Guerra) | Hidalgo | 1 | 155K | 9.7M | by Jan 1993 – Feb 2004 |
| Allen, A. G. Unit G-3-154144 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Grimes | 1 | 155K | 1.91M | Apr 1995 – Apr 2017 |
| Halliburton "911" O-14-8440 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Ochiltree | 2 | 152K | 1.22M | Jun 2011 – Aug 2026 |
| McAllen, A. A. "B" G-4-226486 | Merit Energy Company only | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 151K | 3.71M | Jan 2007 – Aug 2026 |
| Vest -AF- O-10-8070 | Libertad Operating LLC only | Yarbrough & Allen (Devonian) | Ector | 1 | 148K | 5.6K | by Jan 1993 – Aug 2026 |
| Allen-Newman 12E O-10-54588 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 147K | 952K | Nov 2020 – Aug 2026 |
| Hancock 53 O-14-8957 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 2 | 144K | 151K | Jun 2013 – Aug 2026 |
| Altmiller "1024" O-14-8333 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Ochiltree | 2 | 143K | 182K | Jan 2011 – Aug 2026 |
| Witt O-14-9635 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 142K | 465K | May 2018 – Aug 2026 |
| Clara Allen 12 O-9-18483 | Permian Resources Operating, LLC only | Lin (Wolfcamp) | Irion | 2 | 142K | 3.24M | Mar 2014 – Jul 2026 |
| Amacker Allen 80 G-9-205415 | EOG Resources, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 141K | 2.51M | Aug 2003 – Aug 2026 |
| Allen 55-2-44 Lov Unit E G-10-289074 | Pdeh LLC only | Phantom (Wolfcamp) | Loving | 1 | 140K | 601K | Jan 2020 – Aug 2026 |
| Haley 97 O-14-9182 | Presidio Petroleum LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 140K | 287K | Jun 2014 – Jul 2026 |
| Farnsworth 3/17 A O-14-9732 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Ochiltree | 1 | 140K | 646K | Feb 2020 – Aug 2026 |
| Challenger 228-512 Unit O-10-53487 | Diamondback E&P LLC only | Hoefs T-K (Wolfcamp) | Pecos | 1 | 139K | 1.66M | Aug 2019 – Aug 2026 |
| E. L. Martinez G.U. 1 G-4-140524 | Hilcorp Energy Company only | McAllen Ranch (Vicksburg N) | Hidalgo | 1 | 139K | 7.51M | by Jan 1993 – Feb 2025 |
| Guerra, A. E. G-4-232688 | Hilcorp Energy Company only | McAllen Ranch (Guerra) | Hidalgo | 1 | 138K | 11.6M | Sep 2007 – Feb 2011 |
| Allen, R. S. O-13-5654 | Texas Green Energy Services LLC only | Wichita County Regular | Wichita | 46 | 138K | 21 | by Jan 1993 – Mar 2026 |
| McAllen, A. A. "B" G-4-223500 | Merit Energy Company only | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 138K | 3.97M | Sep 2006 – Aug 2026 |
| Groot 3 O-14-9678 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 137K | 320K | Dec 2018 – Aug 2026 |
| Halliburton '849' O-14-8975 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Ochiltree | 2 | 137K | 1.07M | Aug 2013 – Aug 2026 |
| Rice-Black Stone Unit O-14-9537 | High River Res Operating, LLC only | Allen-Parker (Marmaton) | Ochiltree | 1 | 133K | 436K | May 2017 – Aug 2026 |