| Grant O-3-26404 | Pride Energy Company | Madisonville, W. (Woodbine -A-) | 7 | 598K | 4.75M | Dec 2012 – Aug 2026 |
| Ruen O-3-25897 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 4 | 595K | 1.51M | Mar 2012 – Aug 2026 |
| Hicks, B.B. O-3-14116 | Sandel Operating Company | Martin Prairie (Wilcox 4900) | 1 | 572K | 367K | by Jan 1993 – Apr 2016 |
| Sutton O-3-26253 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 3 | 477K | 1.85M | Dec 2012 – Aug 2026 |
| Powledge O-3-20128 | Crimson Exploration Oper., Inc. | Madisonville, S. (Geog. Twn. UP) | 1 | 446K | 1.79M | Nov 1998 – Nov 2016 |
| Post Oak O-3-26694 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 2 | 400K | 2.02M | Dec 2014 – Aug 2026 |
| Hayes O-3-26695 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 2 | 395K | 865K | Sep 2014 – Aug 2026 |
| Kagg O-3-25957 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 2 | 371K | 2.03M | Jun 2012 – Aug 2026 |
| R.B. Clary O-3-25697 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 355K | 547K | Mar 2011 – Aug 2026 |
| Holth O-3-26325 | Pride Energy Company | Madisonville, W. (Woodbine -A-) | 5 | 331K | 2.44M | Mar 2013 – Aug 2026 |
| Knotts-Yeager Unit O-3-24560 | CML Exploration, LLC | Iola (Georgetown) | 1 | 298K | 966K | Jun 2004 – Aug 2026 |
| Nevill O-3-25502 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 262K | 378K | Mar 2010 – Aug 2026 |
| Beal O-3-25653 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 250K | 327K | Oct 2010 – Aug 2026 |
| Flora O-3-26534 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 249K | 479K | Aug 2013 – Aug 2026 |
| Wheaton Cattle Company 2 O-3-26644 | Trailblazer Energy Resources,llc | Madisonville, W. (Woodbine -A-) | 1 | 222K | 947K | Apr 2014 – Aug 2026 |
| William O-3-25716 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 220K | 400K | Apr 2011 – Aug 2026 |
| Willie O-3-25805 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 202K | 410K | Oct 2011 – Aug 2026 |
| Isbell O-3-25737 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 196K | 280K | Jul 2011 – Aug 2026 |
| Ozelle Davis Unit O-3-22703 | CML Exploration, LLC | Iola (Georgetown) | 1 | 193K | 2.72M | Jan 1995 – Feb 2007 |
| Tommie Carroll O-3-27124 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 192K | 494K | Jul 2014 – Jul 2026 |
| Law St O-3-25753 | Prime Operating Company | Law Ridge (Yegua 3780) | 1 | 192K | 95K | Jan 2011 – Feb 2025 |
| Della O-3-26943 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 190K | 223K | Jun 2014 – Aug 2026 |
| Hassler Unit O-3-22432 | Setex Oil and Gas Company | Iola (Georgetown) | 1 | 189K | 408K | May 1994 – Sep 1999 |
| Wheaton Cattle Company O-3-26294 | Trailblazer Energy Resources,llc | Madisonville, W. (Woodbine -A-) | 1 | 178K | 670K | May 2013 – Aug 2026 |
| Dalbosco Unit O-3-22514 | Magnolia Oil & Gas Operating LLC | Giddings (Austin Chalk-3) | 1 | 177K | 676K | Jul 1994 – May 2012 |
| White-Springer O-3-25319 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 175K | 208K | Jan 2009 – Aug 2026 |
| Selected Lands Unit #2 O-3-22852 | Evolution Operating Co., Inc. | Iola (Georgetown) | 1 | 164K | 566K | Oct 1995 – Jul 2016 |
| WS O-3-26515 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 162K | 448K | Nov 2013 – Aug 2026 |
| SNR OL O-3-22484 | Chesapeake Operating, Inc. | Giddings (Austin Chalk-3) | 1 | 160K | 749K | May 1994 – Nov 1994 |
| Pearson Unit O-3-22790 | Guardian Energy Operating Co LLC | Iola (Georgetown) | 3 | 152K | 2.44M | Aug 1995 – Mar 2023 |
| Wheaton Cattle Company 4 O-3-26575 | Trailblazer Energy Resources,llc | Madisonville, W. (Woodbine -A-) | 1 | 151K | 827K | Jul 2016 – Aug 2026 |
| Wheaton Cattle Company 3 O-3-26601 | Trailblazer Energy Resources,llc | Madisonville, W. (Woodbine -A-) | 1 | 148K | 952K | Mar 2014 – Aug 2026 |
| Curtis, E.C. O-3-19388 | Sandel Operating Company | Martin Prairie (Wilcox 4900) | 1 | 143K | 62.9K | by Jan 1993 – May 2019 |
| Webb O-3-26166 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 143K | 517K | May 2013 – Aug 2026 |
| Joyce O-3-26073 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 142K | 183K | Sep 2012 – Aug 2026 |
| A. Yates Unit O-3-26046 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 141K | 284K | Jun 2012 – Jul 2026 |
| Cleveland O-3-26719 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 140K | 440K | Apr 2014 – Jul 2026 |
| Upchurch "B" O-3-22622 | Rosewood Resources, Inc. | Iola (Georgetown) | 1 | 137K | 380K | Oct 1994 – Nov 1999 |
| Grant Unit O-3-22742 | Pride Energy Company | Iola (Georgetown) | 1 | 136K | 337K | May 1995 – Dec 2016 |
| Walkoviak O-3-26866 | Paleo Oil Company LLC | BB (Cockfield) | 3 | 130K | 0 | Jun 2015 – Jul 2026 |
| Cannon Unit O-3-23903 | Magnolia Oil & Gas Operating LLC | Giddings (Austin Chalk-3) | 2 | 130K | 899K | Sep 1999 – Aug 2020 |
| McDuffie Unit #1 O-3-22148 | CML Exploration, LLC | Iola (Georgetown) | 1 | 129K | 368K | May 1993 – Aug 2026 |
| Holth O-3-22951 | Pride Energy Company | Iola (Georgetown) | 1 | 127K | 409K | Jun 1995 – Feb 2003 |
| Iola-Yeager Unit O-3-22950 | Atkinson Energy Corporation | Iola (Georgetown) | 1 | 125K | 291K | Mar 1995 – May 2001 |
| Brunner Unit O-3-22753 | Rosewood Resources, Inc. | Iola (Georgetown) | 1 | 117K | 235K | Dec 1994 – Mar 1999 |
| Strake O-3-26371 | Vess Oil Corporation | Madisonville, W. (Woodbine -A-) | 1 | 107K | 132K | Jun 2013 – Aug 2026 |
| Knotts Unit O-3-25059 | CML Exploration, LLC | Iola (Georgetown) | 1 | 98.6K | 501K | Oct 2006 – Mar 2018 |
| Selected Lands O-3-17065 | P.o.&g. Operating, LLC | Iola, South (Sub-Clarksville) | 3 | 87.5K | 10.3K | by Jan 1993 – Jun 2018 |
| Scamardo Grimes, LP O-3-26723 | Trailblazer Energy Resources,llc | Madisonville, W. (Woodbine -A-) | 1 | 85.8K | 210K | Oct 2014 – Aug 2026 |
| RA O-3-25542 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 83.4K | 77.3K | Jun 2010 – Aug 2026 |