| Osr-Halliday Unit O-3-10535 | Woodbine Production Corporation | Halliday (Woodbine) | 160 | 4.6M | 7.07M | by Jan 1993 – Jul 2026 |
| Grisham O-3-26441 | EOG Resources, Inc. | Fort Trinidad, East (Buda) | 3 | 849K | 1.74M | Aug 2013 – Aug 2026 |
| BSR (Subclarksville) O-3-24292 | Barrow-Shaver Resources Co. | BSR (Sub-Clarksville) | 32 | 787K | 1.01M | Dec 2002 – Jul 2026 |
| McGill O-3-25585 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 4 | 578K | 854K | Oct 2010 – Jul 2026 |
| Lenz - Theiss O-3-27547 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 543K | 713K | Oct 2018 – Jul 2026 |
| Forrest A O-3-26471 | Empire Texas Operating LLC | Fort Trinidad, East (Buda) | 3 | 516K | 1.33M | May 2013 – Apr 2025 |
| Cattleman O-3-25382 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 4 | 499K | 449K | Aug 2009 – Jul 2026 |
| Allphin O-3-25675 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 494K | 686K | Feb 2011 – Jul 2026 |
| Oltmann O-3-25584 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 491K | 666K | Aug 2010 – Jul 2026 |
| Wakefield-Jones Unit O-3-26419 | Empire Texas Operating LLC | Fort Trinidad, East (Buda) | 4 | 490K | 653K | Nov 2013 – Feb 2022 |
| Mosley O-3-25855 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 3 | 481K | 1.5M | Mar 2012 – Jul 2026 |
| Lenz - Theiss A O-3-27570 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 465K | 753K | Oct 2018 – Jul 2026 |
| Payne Unit A O-3-26067 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 447K | 1.23M | Jul 2012 – Jul 2026 |
| Payne Unit B O-3-26168 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 430K | 985K | May 2013 – Jul 2026 |
| Harrison Forrest Oil Unit O-3-26416 | Empire Texas Operating LLC | Fort Trinidad, East (Buda) | 7 | 430K | 900K | Jul 2013 – Jul 2023 |
| Thomason A O-3-26026 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 3 | 423K | 1.02M | Sep 2012 – Jul 2026 |
| Vick 'B' Unit O-3-26495 | EOG Resources, Inc. | Fort Trinidad, East (Buda) | 1 | 375K | 3.12M | Dec 2013 – Aug 2026 |
| Hendrix O-3-22760 | Barrow-Shaver Resources Co. | BSR (Sub-Clarksville) | 4 | 372K | 498K | Jul 1995 – Nov 2002 |
| Dunman-Wilson O-3-25964 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 372K | 391K | Sep 2011 – Jul 2026 |
| Drake O-3-25977 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 2 | 370K | 674K | Aug 2010 – Aug 2026 |
| Cheryl Lind Fleming Unit (Alloc) O-3-26859 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 364K | 731K | Apr 2013 – Jul 2026 |
| Starnes O-3-25733 | Palmer Petroleum Inc. | Fort Trinidad, East (Buda) | 1 | 349K | 969K | Apr 2012 – Jul 2024 |
| Watson, John O-3-25539 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 346K | 291K | May 2010 – Jul 2026 |
| Stillwagon O-3-25980 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 4 | 345K | 1.51M | Jul 2012 – Jul 2026 |
| Harrison O-3-25871 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 2 | 345K | 1.01M | Feb 2012 – Aug 2026 |
| Duke O-3-27670 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 344K | 267K | Dec 2019 – Jul 2026 |
| Weaver-Ransom-State Unit O-3-26412 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 333K | 85.9K | Nov 2013 – Jul 2026 |
| Marshall, Mary Ann O-3-17816 | Valence Operating Company | FT Trinidad-Barrett,e.(dexter) | 1 | 330K | 86 | by Jan 1993 – Aug 2024 |
| Mosley Oil Unit B O-3-26458 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 330K | 1.26M | Apr 2013 – Jul 2026 |
| Coffman O-3-25813 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 322K | 355K | Oct 2011 – Aug 2026 |
| Laura-Manning (Alloc) Unit O-3-26777 | EOG Resources, Inc. | Fort Trinidad, East (Buda) | 1 | 318K | 698K | Sep 2014 – Aug 2026 |
| Hensarling, H.L. O-3-14316 | Gsi Oil & Gas, Inc. | FT Trinidad-Barrett,e.(dexter) | 2 | 309K | 23.2K | by Jan 1993 – Aug 2017 |
| Gibbs Brothers O-3-11636 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 308K | 357K | by Jan 1993 – Jul 2026 |
| Burns-State Unit O-3-26374 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 304K | 96.2K | Nov 2013 – Jul 2026 |
| Boenigk O-3-25891 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 292K | 140K | Feb 2012 – Jul 2026 |
| Three Amigos (Alloc) O-3-27105 | EOG Resources, Inc. | Fort Trinidad, East (Buda) | 1 | 292K | 1.01M | Jul 2015 – Aug 2026 |
| Ellison Unit O-5-4019 | Vess Oil Corporation | Aguila Vado (Eagleford) | 1 | 290K | 150K | Jun 2013 – Aug 2026 |
| Andrews-Zulch (Allocation) O-3-27597 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 286K | 181K | Mar 2019 – Jul 2026 |
| Joyce Unit O-3-26771 | Empire Texas Operating LLC | Fort Trinidad, East (Buda) | 3 | 285K | 625K | Dec 2014 – Mar 2020 |
| Hibbetts O-3-25561 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 282K | 93.9K | Jun 2010 – Jul 2026 |
| Lewis O-3-28121 | Vess Oil Corporation | Madisonville, W. (Woodbine -A-) | 2 | 280K | 115K | Nov 2023 – Aug 2026 |
| Kennedy O-3-25187 | CML Exploration, LLC | Madisonville, W. (Woodbine -A-) | 1 | 280K | 248K | Apr 2008 – Aug 2026 |
| W Forrest O-3-26285 | Empire Texas Operating LLC | Fort Trinidad, East (Buda) | 1 | 279K | 491K | Nov 2012 – Mar 2025 |
| Nevill O-3-25922 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 276K | 165K | May 2012 – Jul 2026 |
| Dean Unit O-3-27044 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 273K | 1.86M | Jul 2014 – Jul 2026 |
| Nevill-Mosley (Allocation) Unit O-3-26539 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 267K | 707K | Mar 2013 – Jul 2026 |
| Forrest O-3-26050 | Empire Texas Operating LLC | Fort Trinidad, East (Buda) | 4 | 266K | 523K | Aug 2012 – Mar 2025 |
| Lenz - Theiss B O-3-27614 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 266K | 393K | Oct 2018 – Jul 2026 |
| Crow Unit A O-3-26772 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 2 | 263K | 912K | Sep 2013 – Jul 2026 |
| Marcus J. Fleming (Allocation) O-3-27601 | Wildfire Energy Operating LLC | Madisonville, W. (Woodbine -A-) | 1 | 259K | 146K | Jun 2019 – Jul 2026 |