| Bingham, Laura O-7-7142 | Basa Resources, Inc. only | East Texas | Gregg | 20 | 1.32M | 435K | Jan 1993 – Apr 2026 |
| Bingham Unit A O-2-10156 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | Karnes | 2 | 996K | 1.45M | Aug 2012 – Apr 2026 |
| Willingham A O-10-54260 | Walsh & Watts, Inc. only | Garden City, S. (Wolfcamp) | Scurry | 3 | 984K | 2.52M | Jan 2020 – Apr 2026 |
| Buckingham O-14-8580 | Mustang Fuel Corporation only | Mills Ranch (Granite Wash Cons.) | Wheeler | 2 | 666K | 2.54M | Sep 2011 – Apr 2026 |
| Bingham, M. K. "AB" O-11-1958 | Winn Operating, LLC only | Garza | Garza | 6 | 553K | 55.2K | Jan 1993 – Apr 2026 |
| Buckingham O-14-8118 | Sanguine Gas Exploration, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 4 | 545K | 3.6M | Mar 2010 – Apr 2026 |
| Cunningham 37G O-10-51936 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 1 | 481K | 1.77M | Apr 2019 – Apr 2026 |
| Shackelford-Cunningham 9O O-10-50364 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 1 | 480K | 3.04M | Dec 2017 – Apr 2026 |
| Cunningham 37H O-10-52119 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 1 | 445K | 2.14M | Apr 2019 – Apr 2026 |
| Shackelford-Cunningham 9M O-10-50226 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 1 | 393K | 2.91M | Dec 2017 – Apr 2026 |
| Cunningham 37I O-10-52099 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 1 | 390K | 1.93M | Apr 2019 – Apr 2026 |
| Cunningham 37C O-10-51790 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 1 | 382K | 2.37M | Apr 2019 – Apr 2026 |
| Shackelford-Cunningham 9R O-10-50940 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 1 | 369K | 1.3M | Aug 2018 – Apr 2026 |
| Cunningham O-1-14028 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-1) | Milam | 1 | 354K | 395K | Aug 1995 – Aug 2022 |
| Shackelford-Cunningham 9P O-10-50939 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 1 | 345K | 1.77M | Aug 2018 – Apr 2026 |
| Shackelford-Cunningham 9N O-10-49618 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 1 | 335K | 3.13M | Dec 2017 – Apr 2026 |
| Cunningham 37B O-10-51972 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 1 | 329K | 1.78M | Apr 2019 – Apr 2026 |
| Shackelford-Cunningham 9Q O-10-50928 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 1 | 324K | 1.49M | Aug 2018 – Apr 2026 |
| Bingham O-11-1885 | RJD Management Co., Inc. only | Garza | Garza | 5 | 295K | 162K | Jan 1993 – Apr 2026 |
| Buckingham Unit O-1-17626 | Gulftex Energy, LLC only | Eagleville (Eagle Ford-1) | Gonzales | 1 | 291K | 163K | Apr 2014 – Mar 2026 |
| Cunningham 37A O-10-51755 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 1 | 222K | 699K | Apr 2019 – Jun 2022 |
| Willingham "A" O-8-28649 | Petex only | Que (Noodle Creek) | Fisher | 1 | 216K | 1.92K | Aug 1999 – Apr 2026 |
| Cunningham B O-10-35145 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 4 | 205K | 865K | Nov 1996 – Jun 2019 |
| Buckingham G-14-265496 | Mustang Fuel Corporation only | Mills Ranch (Des Moines) | Wheeler | 1 | 198K | 4.76M | Apr 2011 – Apr 2026 |
| Jagger-Buckingham F O-2-13019 | Gulftex Energy, LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 191K | 159K | Mar 2025 – Mar 2026 |
| Cunningham-Bush Unit 1 O-5-3573 | Kilmarnock Oil Company, Inc. only | Powell | Navarro | 2 | 188K | 14.9K | Oct 1997 – Mar 2020 |
| Cunningham, T. J., Est., Tr. 1 O-6-1077 | Peles, LLC only | Neches (Woodbine) | Cherokee | 16 | 184K | 151K | Jan 1993 – Aug 2018 |
| Jagger-Buckingham D O-2-13018 | Gulftex Energy, LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 179K | 114K | Mar 2025 – Mar 2026 |
| Cunningham, R. W. -A- O-13-4252 | Davis, Kelly J. only | Montague County Regular | Montague | 17 | 164K | 21 | Jan 1993 – Apr 2026 |
| Buckingham G-14-269034 | Mustang Fuel Corporation only | Mills Ranch (Des Moines) | Wheeler | 1 | 161K | 4.73M | May 2012 – Apr 2026 |
| Cunningham, T. J., Est. Tract #2 O-6-2189 | Peles, LLC only | Neches (Woodbine) | Cherokee | 1 | 148K | 87.3K | Jan 1993 – Dec 2025 |
| Cunningham, J. P. O-14-634 | Diamond S Energy Company only | Panhandle Gray County Field | Gray | 7 | 143K | 22.8K | Jan 1993 – Apr 2026 |
| Jagger-Buckingham B O-2-13016 | Gulftex Energy, LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 142K | 100K | Mar 2025 – Mar 2026 |
| Cunningham -C- O-13-4131 | Adams Lynn V. the Estate Of only | Montague County Regular | Montague | 8 | 137K | 21 | Jan 1993 – Apr 2026 |
| Jagger-Buckingham E O-2-13021 | Gulftex Energy, LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 135K | 88K | Mar 2025 – Mar 2026 |
| Knuppel-Cottingham Unit O-3-22933 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 130K | 29.3K | Jan 1996 – Mar 2026 |
| Jagger-Buckingham C O-2-13017 | Gulftex Energy, LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 118K | 87.8K | Mar 2025 – Mar 2026 |
| Cunningham, L. -A- O-13-4150 | Peba Oil & Gas, Inc. only | Montague County Regular | Montague | 10 | 111K | 9.99K | Jan 1993 – Apr 2026 |
| Cunningham, R. W. -B- O-13-4253 | Lamco Oil, LLC only | Montague County Regular | Montague | 15 | 109K | 21 | Jan 1993 – Apr 2026 |
| Cunningham, H. D. O-11-67773 | Extex Operating Company only | Salisbury (L. Leonard Sd.) | Gaines | 1 | 108K | 97.7K | Aug 1997 – Apr 2026 |
| Cunningham, L. B. Unit 1 O-5-3629 | Kilmarnock Oil Company, Inc. only | Powell | Navarro | 3 | 106K | 9.91K | Aug 1998 – Aug 2018 |
| Cunningham, Mary J. O-3-10321 | Foundation Energy Management LLC only | Silsbee, North (Yegua 2) | Hardin | 3 | 105K | 198K | Jan 1993 – Feb 2012 |
| Willingham Ranch A O-8-30855 | Denton Exploration, Inc. only | Que (Noodle Creek) | Fisher | 1 | 104K | 0 | Oct 2011 – Apr 2026 |
| Willingham O-11-70804 | Sojourner Drilling Corporation only | Hermleigh (Strawn) | Scurry | 1 | 104K | 283K | Jun 2017 – Mar 2024 |
| Willingham "B" O-8-28790 | Petex only | Que (Noodle Creek) | Fisher | 1 | 99.6K | 1.31K | Apr 2000 – Apr 2026 |
| Cunningham, T. J. O-6-10362 | Dyersdale Energy, L.P. only | Jacksonville, West (Woodbine) | Cherokee | 2 | 92K | 18 | Jan 1993 – Mar 2016 |
| Bingham, Laura "B" O-7-7192 | Smith Resources, L.L.C. only | East Texas | Gregg | 2 | 89.7K | 56.8K | Jan 1993 – Apr 2026 |
| Cunningham Unit #2 O-5-3683 | Kilmarnock Oil Company, Inc. only | Powell | Navarro | 2 | 85.7K | 7.72K | Jan 2000 – Dec 2015 |
| Cunningham Unit 1 O-5-3339 | Juna Operating, Inc. only | Powell | Navarro | 1 | 82K | 1.07K | Jan 1993 – Oct 2002 |
| Cunningham, Helen "B" O-11-62652 | Citation Oil & Gas Corp. only | Robertson, N. (Clear Fork 7100) | Gaines | 5 | 78.6K | 41.6K | Jan 1993 – Apr 2026 |