| Dukes 7 G-14-275491 | Unbridled Resources, LLC only | Buffalo Wallow (Granite Wash) | Wheeler | 1 | 72.5K | 1.83M | Apr 2014 – Apr 2026 |
| Duke 412 G-14-290704 | Presidio Petroleum LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 63.4K | 641K | Oct 2014 – Nov 2025 |
| Dukes G-14-261332 | Mmgl Txph, LLC only | Wheeler N.E. (Granite Wash) | Wheeler | 1 | 63.4K | 2.25M | Dec 2010 – Apr 2026 |
| Duke 7 G-14-275492 | Unbridled Resources, LLC only | Buffalo Wallow (Granite Wash) | Wheeler | 1 | 43K | 1.13M | Apr 2014 – Apr 2026 |
| Duke, C. C. 'D' G-14-276586 | Mewbourne Oil Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 41.2K | 586K | Apr 2014 – Apr 2026 |
| Duke G-14-262750 | Mewbourne Oil Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 40.9K | 571K | Jul 2011 – Apr 2026 |
| Duke 412 G-14-290681 | Presidio Petroleum LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 40.8K | 407K | Oct 2014 – Apr 2026 |
| Dukes, Joe 4 G-14-259732 | Mmgl Txph, LLC only | Allison Parks (Granite Wash) | Hemphill | 1 | 40.7K | 2.19M | Oct 2010 – Apr 2026 |
| Dukes 7 G-14-275489 | Unbridled Resources, LLC only | Buffalo Wallow (Granite Wash) | Wheeler | 1 | 39.1K | 1.82M | Apr 2014 – Jul 2025 |
| Duke, C.C. -D- G-14-267885 | Mewbourne Oil Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 35.6K | 1.05M | Jun 2012 – Apr 2026 |
| Dukes 7 G-14-274212 | Unbridled Resources, LLC only | Buffalo Wallow (Granite Wash) | Wheeler | 1 | 35.2K | 821K | Apr 2014 – Feb 2026 |
| Duke G-6-286978 | New Century Exploration, Inc. only | Woodlawn (Cotton Valley) | Harrison | 1 | 35K | 3.67M | Apr 2019 – Mar 2026 |
| Duke G-14-263860 | Mewbourne Oil Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 34.8K | 720K | Feb 2011 – Apr 2026 |
| Bar M Ranch G-3-171900 | Amrwr, LLC only | Edny Duke (Wilcox 9000) | Polk | 1 | 32.5K | 945K | Jan 1999 – Jun 2020 |
| Duke "781" G-14-263350 | Mewbourne Oil Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 28K | 631K | Aug 2011 – Sep 2018 |
| Dukes 7 G-14-276812 | Unbridled Resources, LLC only | Buffalo Wallow (Granite Wash) | Wheeler | 1 | 25.4K | 1M | Apr 2014 – Jul 2025 |
| Duke G-14-141693 | King Operating Corporation only | Second Creek (Morrow Upper) | Lipscomb | 1 | 23.2K | 3.88M | Jan 1993 – Apr 2026 |
| Duke '781' G-14-267222 | Mewbourne Oil Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 21.7K | 706K | Mar 2012 – Apr 2026 |
| Duke G-6-294039 | New Century Exploration, Inc. only | Woodlawn (Cotton Valley) | Harrison | 1 | 19.6K | 1.71M | Nov 2022 – Mar 2026 |
| Duke, C. C. G-14-165001 | BP America Production Company only | Bradford, NW. (Tonkawa) | Lipscomb | 1 | 18.4K | 398K | Aug 1997 – Jan 2002 |
| Cargill Gas Unit G-6-148700 | Diversified Production LLC only | Waskom (Duke) | Harrison | 1 | 17.4K | 1.4M | Jan 1994 – Aug 2020 |
| Duke "850" G-14-244476 | Mewbourne Oil Company only | Kiowa Creek (Cleveland) | Ochiltree | 1 | 14.6K | 506K | Nov 2008 – Apr 2026 |
| Dukes, Joe 4 G-14-239301 | Mmgl Txph, LLC only | Allison Parks (Granite Wash) | Hemphill | 1 | 13.1K | 736K | Apr 2008 – Apr 2026 |
| Duke, C. C. -A- G-14-168851 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 11.8K | 982K | Dec 1997 – Mar 2026 |
| Dukes 7A G-14-246184 | Unbridled Resources, LLC only | Buffalo Wallow (Granite Wash) | Wheeler | 1 | 10.4K | 423K | Sep 2008 – Aug 2024 |
| Duke Ranch -9- G-2-220564 | T - C Oil Company only | Tejas (Frio 5100) | Goliad | 1 | 10.1K | 1.04M | Apr 2006 – Apr 2009 |
| Dukes 7 G-14-238565 | Unbridled Resources, LLC only | Dyco (Granite Wash) | Wheeler | 1 | 9.55K | 351K | Apr 2008 – Jun 2024 |
| Duke, Basil Jr. G-14-247751 | Mewbourne Oil Company only | Kiowa Creek (Cleveland) | Ochiltree | 1 | 8.3K | 399K | Jan 2009 – Apr 2026 |
| Duke 767 G-14-204919 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 8.29K | 626K | Sep 2004 – Dec 2025 |
| Dukes 7 G-14-225507 | Unbridled Resources, LLC only | Buffalo Wallow (Granite Wash) | Wheeler | 1 | 7.82K | 306K | Dec 2006 – Jun 2019 |
| Dukes 7B G-14-247169 | Unbridled Resources, LLC only | Buffalo Wallow (Granite Wash) | Wheeler | 1 | 6.9K | 331K | Nov 2008 – Mar 2025 |
| Duke G-14-170080 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 5.58K | 1.1M | Mar 1998 – Mar 2026 |
| Duke, Basil G-14-44663 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 5.54K | 693K | Jan 1993 – Mar 2026 |
| Duke, E. L. G-13-280447 | Scout Energy Management LLC only | Morris (Consolidated Congl.) | Wise | 1 | 5.49K | 74K | May 2016 – Apr 2026 |
| Duke, Basil G-14-142733 | BP America Production Company only | Bradford (Cleveland) | Lipscomb | 1 | 5.06K | 138K | Jan 1993 – Jul 2003 |
| Duke, C. C. "B" G-14-164697 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 4.56K | 465K | Aug 1997 – Mar 2026 |
| Duke, C.C. "D" G-14-159517 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 4.46K | 712K | Jun 1996 – Mar 2026 |
| Swanson G-3-195505 | Midas Resources, Inc. only | Duke (6200) | Wharton | 1 | 4.33K | 74.4K | Aug 2003 – May 2004 |
| Duke Ranch -T- G-2-212604 | T-C Oil Company, LLC only | Tejas (Frio 5100) | Goliad | 1 | 3.9K | 2.84M | Jul 2005 – Apr 2026 |
| Duke, Basil Jr. G-14-204323 | Latigo Petroleum, LLC only | Peery (Marmaton) | Ochiltree | 1 | 3.01K | 55.2K | Jul 2004 – Mar 2026 |
| Duke, Basil G-14-158303 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 2.68K | 470K | Apr 1996 – Mar 2026 |
| Duke Ranch -K- G-2-217666 | T - C Oil Company only | Tejas (Frio 4500) | Goliad | 1 | 2.17K | 2.53M | Nov 2005 – Aug 2010 |
| Cargill Gas Unit G-6-174985 | Diversified Production LLC only | Waskom (Duke) | Harrison | 1 | 2.16K | 887K | Sep 1999 – Jan 2026 |
| Duke Ranch -F- G-2-212605 | T-C Oil Company, LLC only | Tejas (Frio 4800) | Refugio | 1 | 2.02K | 1.55M | Jul 2005 – May 2008 |
| Duke, C. C. -B- G-14-146367 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 1.93K | 1.03M | Aug 1993 – Mar 2026 |
| Duke G-14-71789 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 1.81K | 954K | Jan 1993 – Mar 2026 |
| Duke Ranch -1- G-2-220101 | T - C Oil Company only | Live Oak Lake (Consolidated) | Goliad | 1 | 1.77K | 604K | Feb 2006 – Aug 2009 |
| Duke Ranch-5- G-2-220055 | T - C Oil Company only | Tejas (Frio 5100) | Goliad | 1 | 1.7K | 1.1M | Mar 2006 – Jan 2010 |
| Duke, C. C. -D- G-14-121111 | BP America Production Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 1.66K | 150K | Jan 1993 – Jun 2003 |
| Duke Ranch -L- G-2-254684 | T - C Oil Company only | Tejas (Frio 5400) | Refugio | 1 | 1.65K | 473K | Jan 2007 – Sep 2007 |