| Markey Gas Unit G-6-254650 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 13.6K | 883K | Nov 2009 – Apr 2026 |
| Markey Gas Unit G-6-143597 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 13.6K | 2.17M | by Jan 1993 – Apr 2026 |
| Markey Gas Unit G-6-89878 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 11K | 2.13M | by Jan 1993 – Apr 2026 |
| Markey Gas Unit G-6-142077 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 9.84K | 1.58M | by Jan 1993 – Jul 2024 |
| Markey Gas Unit G-6-263847 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 9.43K | 1.15M | Jul 2011 – Apr 2026 |
| Markey Gas Unit G-6-142095 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 9.24K | 1.77M | by Jan 1993 – Apr 2026 |
| Markey Gas Unit G-6-246395 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 8.97K | 815K | Jan 2009 – Apr 2026 |
| Markey Gas Unit G-6-151281 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 8.96K | 1.64M | Aug 1994 – Apr 2026 |
| Markey Gas Unit G-6-245745 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 6.81K | 751K | Jan 2009 – Apr 2026 |
| Markey Gas Unit G-6-245609 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 6.56K | 788K | Dec 2008 – Apr 2026 |
| Markey Gas Unit G-6-147724 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 5.96K | 1.47M | Nov 1993 – Nov 2014 |
| Markey Gas Unit G-6-155586 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 4.9K | 2.55M | Jul 1995 – Apr 2026 |
| Hickey G-6-247136 | Pedernales Petroleum OP, LLC only | Carthage, North (Cotton Valley) | Panola | 1 | 3.81K | 1.06M | Mar 2009 – Aug 2019 |
| Hickey, F.S. et Al G-6-172341 | SM Energy Company only | Centennial, E. (Cotton Valley) | Panola | 1 | 3.26K | 427K | Nov 1998 – Nov 2010 |
| Markey Gas Unit G-6-160239 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 2.87K | 1.17M | Sep 1996 – Apr 2026 |
| Markey Gas Unit G-6-257783 | Diversified Production LLC only | Carthage (Haynesville Shale) | Panola | 1 | 2.51K | 1.07M | Jun 2010 – Apr 2026 |
| Markey Gas Unit G-6-181272 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 2.39K | 827K | Oct 2000 – May 2021 |
| Markey Gas Unit G-6-112895 | TGNR East Texas LLC only | Carthage (Cotton Valley) | Panola | 1 | 1.78K | 1.25M | by Jan 1993 – Apr 2026 |
| Hickey, F.S. et Al G-6-247523 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 1.52K | 2.22M | Jan 2009 – Nov 2023 |
| Hickey, F. S. et Al G-6-197976 | SM Energy Company only | Centennial (Travis Peak 6250) | Panola | 1 | 1.05K | 340K | Dec 1998 – Nov 2007 |
| Hickey, F.S. et Al G-6-202092 | SM Energy Company only | Centennial, E. (Cotton Valley) | Panola | 1 | 1.04K | 156K | Mar 2004 – Mar 2008 |
| Baldwin, J.F. et Al G-6-128774 | Key Energy of Colorado, Inc. only | Paxton (Hill) | Panola | 1 | 729 | 199K | by Jan 1993 – Mar 2008 |
| Hickey Estate G-6-191060 | Pedernales Petroleum OP, LLC only | Carthage, North (Cotton Valley) | Panola | 1 | 657 | 1.28M | Dec 2001 – Apr 2026 |
| Hoard, Kate Mrs. et Vir G-6-65568 | Key Energy of Colorado, Inc. only | Paxton (Hill) | Panola | 1 | 643 | 267K | by Jan 1993 – Jan 2008 |
| Motley, Luke G-6-149082 | Key Production Company, Inc. only | Carthage (Pettit, Lower Gas) | Panola | 1 | 642 | 77.4K | Mar 1994 – Dec 1996 |
| Hickey, F.S. et Al G-6-142105 | SM Energy Company only | Centennial, E. (Cotton Valley) | Panola | 1 | 634 | 132K | by Jan 1993 – Nov 2006 |
| Hickey, F.S. et Al G-6-245810 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 457 | 2.23M | Sep 2008 – Aug 2022 |
| Wiener Estate Etal G-6-86238 | Key Production Company, Inc. only | Carthage (Cotton Valley) | Panola | 1 | 383 | 77.5K | by Jan 1993 – Aug 2004 |
| Soape, C. D., Mrs. G-6-70201 | Key Energy of Colorado, Inc. only | Paxton (Hill) | Panola | 1 | 325 | 71.9K | by Jan 1993 – Feb 2010 |
| Fogleman, Mrs. Clydelle G-6-153347 | Key Energy of Colorado, Inc. only | Paxton (Paluxy) | Panola | 1 | 256 | 97.6K | Sep 1994 – Aug 2003 |
| Hooker, Susan E. et Al G-6-76635 | Key Energy of Colorado, Inc. only | Paxton (Hill) | Panola | 1 | 245 | 77.3K | by Jan 1993 – Oct 2000 |
| Motley, Luke Unit G-6-103901 | Key Production Company, Inc. only | Carthage (Cotton Valley) | Panola | 1 | 238 | 12.7K | by Jan 1993 – Feb 1994 |
| Wiener Estate et Al G-6-79635 | Key Production Company, Inc. only | Carthage (Cotton Valley) | Panola | 1 | 231 | 84.9K | by Jan 1993 – Aug 2004 |
| Hickey, F.S. et Al G-6-200589 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 186 | 891K | Feb 2004 – Mar 2023 |
| North Hickey G-6-216817 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 166 | 736K | Oct 2005 – Sep 2025 |
| Hickey, F.S. et Al G-6-198896 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 153 | 542K | Nov 2003 – Nov 2022 |
| North Hickey (AW) G-6-292623 | Sabine Energy Inc. only | Carthage (Haynesville Shale) | Panola | 1 | 29 | 9.71M | Apr 2022 – Apr 2026 |
| North Hickey (AW) G-6-292714 | Sabine Energy Inc. only | Carthage (Haynesville Shale) | Panola | 1 | 26 | 11.5M | Apr 2022 – Apr 2026 |
| Hickey, F.S. et Al G-6-195282 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 24 | 569K | Jun 2003 – Nov 2022 |
| Hickey, F.S. et Al G-6-210254 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 23 | 399K | Mar 2005 – Nov 2022 |
| Hickey, F.S. et Al G-6-197896 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 21 | 0 | Jul 2022 – Nov 2022 |
| Hickey, F.S. et Al G-6-199761 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 17 | 501K | Nov 2003 – Nov 2022 |
| Hickey, Curtis G-6-29445 | HRB Operating Company, Inc. only | Bethany (Pettit) | Panola | 1 | 4 | 4 | Nov 2010 – Jun 2011 |
| Burnett G-6-160948 | Brammer-Keystone Energy, L.L.C. only | Briggs (7800 Travis Peak) | Panola | 1 | 2 | 25K | Nov 1996 – Sep 1998 |
| North Hickey D (AW) G-6-295752 | Sabine Energy Inc. only | Carthage (Haynesville Shale) | Panola | 1 | 1 | 6.44M | Jul 2023 – Apr 2026 |
| Whiddon Unit G-6-88655 | Key Production Company, Inc. only | Paxton (Paluxy) | Panola | 1 | 1 | 37.2K | by Jan 1993 – May 1996 |
| North Hickey C (AW) G-6-295751 | Sabine Energy Inc. only | Carthage (Haynesville Shale) | Panola | 1 | 1 | 6.91M | Jul 2023 – Apr 2026 |
| Hickey, F.S. G-6-130603 | Sonat Exploration Company -Tyler only | Centennial (Travis Peak 6500) | Panola | 1 | 0 | 135 | by Jan 1993 – Jun 1993 |
| Davis G-6-125798 | Key Energy Services, LLC only | Bethany, SW. (Travis Peak) | Panola | 1 | 0 | 0 | — |
| Brady SWD G-6-115307 | Key Energy Services, Inc-Altd only | Brady-Panola (Blossom) | Panola | 1 | 0 | 0 | — |