| Tabor O-13-28181 | Foree Oil Company | Tabor (Chappell) | 1 | 243K | 30 | by Jan 1993 – Jan 2009 |
| Baustert O-13-29701 | Key Energy of Colorado, Inc. | Yellow Hair (Chappell) | 1 | 231K | 9.18K | Oct 1999 – Apr 2009 |
| Palaura-LPC Unit O-13-28390 | Rio Petroleum, Inc. | Berry, West (Miss) | 1 | 225K | 21 | by Jan 1993 – Sep 2016 |
| Hendrix 19-2 O-13-22708 | Key Energy of Colorado, Inc. | Reprieve (Chappel) | 1 | 220K | 479K | by Jan 1993 – Oct 2001 |
| Cato-Holmes Unit O-13-28202 | Cobra Oil & Gas Corporation | Kadane Cato (Congl) | 1 | 210K | 21 | by Jan 1993 – Aug 2026 |
| Pursley-Grange O-13-28354 | Corda Corporation | Tard (Miss.) | 1 | 205K | 19 | by Jan 1993 – Jan 2016 |
| Robinson O-13-33731 | Assent Energy Partners, LLC | Short Grass Prairie (Cong) | 2 | 201K | 373K | Nov 2017 – Aug 2026 |
| Tabor-Jackson O-13-29843 | Cobra Oil & Gas Corporation | Berry, West (Miss) | 1 | 201K | 0 | Jan 2001 – Aug 2026 |
| Berngen-Conley "A" O-13-31980 | PWR Operating, LLC | Conley (Miss.) | 1 | 200K | 215K | Feb 2011 – Jul 2026 |
| Baustert Unit O-13-33794 | Interstate Explorations LLC | Piarist, SW (Miss) | 1 | 199K | 0 | Aug 2018 – Aug 2026 |
| Grange O-13-29450 | Dimock Operating Company | Grange, South (Chappel) | 1 | 199K | 12 | Jan 1998 – Aug 2026 |
| Tabor, H.J. O-13-29004 | Corda Corporation | Tabor (Chappell) | 1 | 199K | 37.2K | Jul 1995 – Jul 2003 |
| Word O-13-22313 | Corda Corporation | Theiss (Miss.) | 6 | 198K | 61.2K | by Jan 1993 – Jul 2024 |
| Young O-13-29658 | Dry Fork Production Co., LLC | Quinby (Chappel) | 1 | 198K | 18.5K | Jun 1999 – Dec 2013 |
| Lasater O-13-28412 | Sutherland Energy Co., LLC | Quanah | 3 | 196K | 50.1K | by Jan 1993 – Jun 2026 |
| Schmoker Unit O-13-29527 | Foree Oil Company | Tabor (Chappell) | 1 | 194K | 0 | Jun 1998 – Dec 2015 |
| Hatcher, Ruth O-13-28771 | Masada Oil & Gas | Harco (Chappel) | 2 | 191K | 98.5K | Apr 1994 – Oct 2011 |
| McMichael 59 O-13-29292 | Interstate Explorations LLC | Piarist, SW. (Chappel, Up.) | 1 | 186K | 48.3K | Dec 1996 – Aug 2026 |
| Berry, M. K. O-13-14767 | Cobra Oil & Gas Corporation | Berry (Miss.) | 1 | 179K | 9.55K | by Jan 1993 – Aug 2026 |
| Wofford O-13-27830 | Trio Consulting & Management,llc | Thrash (Chappel) | 2 | 177K | 268K | by Jan 1993 – Aug 2026 |
| J & J Ranch O-13-28869 | Roon Energy, Inc. | Cassie (Chappel) | 1 | 170K | 40 | Oct 1994 – Mar 2009 |
| Bowes "A" O-13-28934 | Dimock Operating Company | Ben Brosier (Miss.) | 1 | 154K | 2.89K | Feb 1995 – Feb 2026 |
| Minshew Unit O-13-14851 | Corda Corporation | Quanah (Chappel 8295) | 4 | 146K | 39.2K | by Jan 1993 – Aug 2026 |
| J & J Ranch O-13-29023 | Corda Corporation | Cassie (Chappel) | 2 | 146K | 44.7K | Sep 1995 – May 2017 |
| Young, J. O-13-30142 | Corda Corporation | Walser (Miss) | 1 | 145K | 847 | Apr 2003 – Aug 2026 |
| Loveless-Langford O-13-28502 | Rio Petroleum, Inc. | Down Under (Chappel) | 2 | 144K | 147K | by Jan 1993 – Feb 2019 |
| Gerald Unit O-13-29467 | Assent Energy Partners, LLC | Kyle (Miss) | 1 | 144K | 109K | Jan 1998 – Mar 2015 |
| Quanah Country Club O-13-13326 | Sutherland Energy Co., LLC | Quanah | 1 | 143K | 21 | by Jan 1993 – Aug 2026 |
| Neal 2 O-13-29101 | Assent Energy Partners, LLC | Bbbb (Congl.) | 1 | 143K | 166K | Jan 1996 – Aug 2023 |
| Ferguson-Rogers Unit O-13-24106 | Dimock Operating Company | Piarist, SW (Miss) | 1 | 142K | 148 | by Jan 1993 – Aug 2026 |
| Meharg Unit O-13-29648 | Assent Energy Partners, LLC | Quinby (Chappel) | 2 | 141K | 3.54K | May 1999 – Feb 2026 |
| Conley, C. G., -B- O-13-12297 | PWR Operating, LLC | Conley (Osage) | 1 | 141K | 1.01K | by Jan 1993 – Jul 2026 |
| Holmes "284" O-13-26381 | Assent Energy Partners, LLC | Weatherman (Chappel) | 4 | 140K | 6.68K | by Jan 1993 – Dec 2013 |
| Bottoms "11" St 1 O-13-29293 | Key Energy of Colorado, Inc. | Full Interest (Chappel) | 1 | 140K | 15.1K | Jul 1996 – Jan 2009 |
| Walser 105 O-13-30410 | Texakoma E & P, LLC | Walser (Miss) | 1 | 139K | 0 | Feb 2005 – Aug 2026 |
| Zip 74 O-13-32955 | Assent Energy Partners, LLC | Short Grass Prairie (Cong) | 1 | 136K | 1.06M | Jul 2012 – Feb 2026 |
| Palaura-Rapp O-13-23450 | TE-Ray Resources, LLC | Chillicothe, SW. (Miss. Chappel) | 1 | 135K | 14.3K | by Jan 1993 – Aug 2026 |
| Mertink O-13-28948 | Dimock Operating Company | Wallaby (Chappel) | 1 | 134K | 8.52K | Apr 1995 – Dec 2013 |
| Irvin-Conley "D" O-13-31979 | PWR Operating, LLC | Conley (Miss.) | 1 | 131K | 127K | Mar 2011 – Jul 2026 |
| David-Bert Unit O-13-29803 | Cobra Oil & Gas Corporation | Berry, West (Miss) | 1 | 130K | 0 | Sep 2000 – Aug 2026 |
| Holmes-Neal '284' Unit O-13-30576 | Assent Energy Partners, LLC | Rapps (Congl) | 1 | 127K | 0 | Jul 2005 – May 2016 |
| Summerlee-Stepp O-13-30269 | Assent Energy Partners, LLC | Stepp (Chappel) | 1 | 127K | 0 | Jul 2003 – Aug 2026 |
| Georgia-Pacific O-13-23867 | Sutherland Energy Co., LLC | Quanah | 2 | 126K | 11.1K | by Jan 1993 – Jul 2022 |
| Mulkey -A- O-13-28157 | Trio Consulting & Management,llc | Thrash (Chappel) | 4 | 122K | 160K | by Jan 1993 – Aug 2026 |
| Diane O-13-29652 | Buffco Production Inc. | Conley, S. (Miss.) | 1 | 122K | 16.1K | May 1999 – Oct 2009 |
| McGowan "B" O-13-27218 | DDD Exploration, Inc. | Quanah | 2 | 121K | 43.5K | by Jan 1993 – Aug 2026 |
| West Estate Unit O-13-29688 | Assent Energy Partners, LLC | Key's First (Chappel) | 1 | 114K | 3.23K | Oct 1999 – May 2024 |
| Conley, C. G. O-13-11902 | PWR Operating, LLC | Conley (Ellenburger) | 1 | 113K | 66.2K | by Jan 1993 – Jul 2026 |
| Walther, W. G. O-13-26176 | Sutherland Energy Co., LLC | Quanah | 4 | 113K | 21 | by Jan 1993 – Nov 2021 |
| West Estate O-13-29463 | Assent Energy Partners, LLC | Key's First (Chappel) | 1 | 109K | 8.31K | Jan 1998 – Jan 2018 |