| Andrews Unit O-3-26626 | Decker Operating Co., L.L.C. | Halliday (Woodbine) | 1 | 139K | 466K | Dec 2013 – Jul 2026 |
| Gayle, W. F. O-5-2792 | Pitco Investments, Ltd. | Alabama Ferry (Glenrose "D") | 2 | 130K | 130K | by Jan 1993 – May 2003 |
| Rochamp A O-3-27086 | Trailblazer Energy Resources,llc | Halliday (Woodbine) | 1 | 123K | 318K | May 2015 – Aug 2025 |
| Ellis O-3-26629 | Travis Operating, LLC | Halliday (Woodbine) | 1 | 118K | 0 | Jan 2013 – Aug 2026 |
| Donaho Unit O-5-3973 | Vess Oil Corporation | Aguila Vado (Eagleford) | 1 | 116K | 30.2K | May 2012 – Aug 2026 |
| Carr-Ward O-3-27174 | Trailblazer Energy Resources,llc | Halliday (Woodbine) | 1 | 115K | 577K | Jan 2015 – Aug 2026 |
| Fossil Lanier O-5-3450 | Fossil Operating, Inc. | Hilltop Resort (Austin Chalk) | 1 | 113K | 151 | May 1993 – Nov 2010 |
| Wild Card (AW) O-3-26841 | Empire Texas Operating LLC | Halliday (Woodbine) | 1 | 112K | 301K | Jul 2014 – Aug 2026 |
| Cow Town O-3-26302 | Empire Texas Operating LLC | Halliday (Woodbine) | 1 | 109K | 123K | Aug 2013 – Aug 2026 |
| Fossil Wildman-Hilltop O-5-3437 | Fossil Operating, Inc. | Hilltop Resort (Austin Chalk) | 1 | 107K | 1.22K | by Jan 1993 – Sep 2010 |
| Silverado A O-3-26336 | Empire Texas Operating LLC | Halliday (Woodbine) | 1 | 106K | 140K | Feb 2014 – Aug 2026 |
| Mamie Wakefield 3A O-3-26522 | Trailblazer Energy Resources,llc | Halliday (Woodbine) | 2 | 102K | 230K | Nov 2012 – Jul 2026 |
| Coleman-Clayton (Allocation) O-3-26541 | Trailblazer Energy Resources,llc | Halliday (Woodbine) | 1 | 102K | 525K | Mar 2013 – Aug 2026 |
| Bain, Allie O-5-1800 | Flamingo Oil & Gas LLC | Buffalo | 2 | 98.6K | 25K | by Jan 1993 – Dec 2017 |
| Carr-Cannon O-3-25689 | Etx Energy, LLC | Halliday (Woodbine) | 1 | 96.4K | 113K | Mar 2011 – Jul 2013 |
| Hill O-5-3983 | Spindletop Oil & Gas Company | Alabama Ferry (Glenrose D, West) | 1 | 92.7K | 213K | Mar 2012 – Aug 2026 |
| Casey O-5-3845 | Barrow-Shaver Resources Co. | Red Oak (Dexter) | 2 | 90.7K | 592K | Dec 2006 – Aug 2026 |
| Gresham Trust O-3-25729 | Comstock Oil & Gas, LLC | Halliday (Woodbine) | 2 | 90.1K | 24.2K | Nov 2011 – Aug 2026 |
| Gilbert Gresham O-3-26022 | Deguello Operating LLC | Halliday (Woodbine) | 1 | 89.5K | 142K | Jul 2012 – Dec 2023 |
| Lasiter O-5-3126 | HD Operating Co, LLC | Alabama Ferry (Glenrose D, West) | 1 | 88.8K | 146K | by Jan 1993 – Dec 2025 |
| Gresham B O-3-26351 | Thomfield Energy LLC | Halliday (Woodbine) | 1 | 88.1K | 154K | Apr 2013 – Aug 2026 |
| Fossil Lera O-5-3589 | Contrast Energy, LLC | Hilltop Resort (Austin Chalk) | 1 | 87K | 24 | Feb 1997 – Dec 2016 |
| Smith, T. A. O-5-1801 | Flamingo Oil & Gas LLC | Buffalo | 1 | 84.8K | 28.4K | by Jan 1993 – Sep 2016 |
| Johnson Unit O-5-3577 | Palmer Petroleum Inc. | Upper Keechi Creek (Dexter Sd.) | 1 | 83.6K | 15.7K | Sep 1997 – Sep 2011 |
| AF1U Unit O-5-3869 | Roy Jackson Energy Operating, LL | Alabama Ferry (Glenrose D, West) | 23 | 80.9K | 312K | Apr 2008 – Dec 2025 |
| Fossil Hilltop Resort O-5-2089 | Contrast Energy, LLC | Hilltop Resort (Woodbine) | 3 | 76.8K | 33 | Feb 1993 – Aug 2026 |
| Oakwood School Unit O-5-3488 | Flamingo Oil & Gas LLC | Buffalo | 1 | 76K | 136K | Nov 1994 – Apr 2019 |
| Champion Ranch O-3-26000 | Proven Natural Resources LLC | Halliday (Woodbine) | 1 | 75.3K | 94.4K | Mar 2012 – Jul 2026 |
| Nestor O-5-3413 | Texas Royalty Corp. | Red Oak (FB-a, Sub Clarksville) | 1 | 74.9K | 200 | by Jan 1993 – May 2021 |
| Robinson-Terry G-5-135614 | Jay Management Company, LLC | Eileen Sullivan (Glen Rose) | 1 | 74.3K | 2.83M | by Jan 1993 – Aug 2026 |
| Rowfu (Cadenhead, Dot) O-5-3831 | XTO Energy Inc. | Red Oak (Dexter) | 1 | 72.8K | 53.3K | Mar 2006 – May 2011 |
| Rowfu (Anderson-Bing) O-5-3863 | XTO Energy Inc. | Red Oak (Dexter) | 1 | 71.7K | 99.1K | Feb 2008 – Aug 2011 |
| Fortson O-5-3714 | Petro-Smith Operating LLC | Fortson Ranch (Woodbine) | 2 | 70.6K | 37K | Oct 2000 – Sep 2016 |
| The Golden Wave Unit O-3-26595 | Vess Oil Corporation | Fort Trinidad, East (Buda) | 1 | 69.5K | 61.5K | Sep 2014 – Aug 2026 |
| Morgan O-5-3531 | Palmer Petroleum Inc. | Upper Keechi Creek (Dexter Sd.) | 1 | 66.2K | 26.4K | Sep 1996 – Dec 2005 |
| Fossil Wildman O-5-3438 | Contrast Energy, LLC | Hilltop Resort (Austin Chalk) | 1 | 65.9K | 35.5K | by Jan 1993 – May 2003 |
| Grayson G-5-145853 | Hilcorp Energy Company | Bear Grass (Travis Peak) | 1 | 65.5K | 3.28M | Apr 1993 – Aug 2026 |
| Hill Unit No. 1 O-5-3042 | HD Operating Co, LLC | Alabama Ferry (Glenrose D, West) | 1 | 64.4K | 118K | by Jan 1993 – Oct 2024 |
| Jensen Gas Unit G-5-225337 | Atlas Operating LLC | Bear Grass (Travis Peak) | 1 | 64K | 3.33M | Nov 2006 – Jun 2026 |
| Fossil Dacus O-5-3457 | Fossil Operating, Inc. | Hilltop Resort (Austin Chalk) | 1 | 61.3K | 146 | Sep 1993 – Jul 2007 |
| West O-5-3843 | Barrow-Shaver Resources Co. | Red Oak (Dexter) | 1 | 60.9K | 50.6K | Dec 2006 – Apr 2026 |
| Cook "B" G-5-137977 | HD Operating Co, LLC | Eileen Sullivan (Glen Rose) | 1 | 60.1K | 2.87M | by Jan 1993 – Mar 2025 |
| Sanders G-5-192513 | C. W. Resources, Inc. | Branton (Rodessa) | 1 | 59K | 2.7M | Nov 2002 – Dec 2016 |
| Andrews, J.P. O-3-22064 | Carr Resources, Inc. | Halliday (Woodbine) | 1 | 57.5K | 25.6K | Jun 1993 – Mar 2016 |
| McCormick, W.M. O-5-3449 | A & P Oil & Gas | Pleasant Ridge (Woodbine) | 1 | 56.9K | 2.08K | Mar 1993 – Sep 2013 |
| Woods, J. E. et Al O-3-12744 | Quantum Oil & Gas Corporation | Halliday (Woodbine) | 2 | 56.7K | 2.65K | by Jan 1993 – Jan 2024 |
| Hill Unit No. 2 O-5-3095 | HD Operating Co, LLC | Alabama Ferry (Glenrose D, West) | 1 | 55.5K | 108K | by Jan 1993 – Dec 2025 |
| T.C. Smith O-5-3994 | Rippy Oil Company | Aguila Vado (Eagleford) | 1 | 55.4K | 0 | Feb 2011 – Aug 2026 |
| Rowfu (Harrington "A") O-5-3799 | XTO Energy Inc. | Red Oak (Dexter) | 1 | 53.5K | 93.6K | Apr 2005 – Aug 2011 |
| Barnes, Leah G. O-5-3760 | Flamingo Oil & Gas | Alabama Ferry (Glenrose D, West) | 2 | 53.3K | 468K | May 2003 – Aug 2026 |