| Yorktown State 55-4-38 Unit G-10-283586 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Reeves | 1 | 421K | 3.19M | Feb 2018 – Aug 2026 |
| Yorktown State 55-4-38 Unit G-10-290239 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Reeves | 1 | 361K | 1.47M | Jun 2020 – Aug 2026 |
| York State 33 1H G-10-290254 | Perun Energy LLC only | Phantom (Wolfcamp) | Reeves | 1 | 259K | 3.06M | Jan 2019 – Jul 2026 |
| Yorktown State 55-4-38 Unit G-10-290236 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Reeves | 1 | 246K | 1.33M | Jun 2020 – Aug 2026 |
| Yorktown State 55-4-38 Unit G-10-290235 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Reeves | 1 | 236K | 1.65M | Jun 2020 – Aug 2026 |
| Yorktown State Unit G-10-302059 | Alchemist Energy, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 116K | 630K | Feb 2026 – Aug 2026 |
| Yorktown G-2-292819 | Rosewood Resources, Inc. only | De Witt (Eagle Ford Shale) | De Witt | 1 | 103K | 3.86M | Jul 2022 – Aug 2026 |
| Yorktown G-2-292820 | Rosewood Resources, Inc. only | De Witt (Eagle Ford Shale) | De Witt | 1 | 103K | 3.92M | Jul 2022 – Aug 2026 |
| Yorktown G-2-292818 | Rosewood Resources, Inc. only | De Witt (Eagle Ford Shale) | De Witt | 1 | 76.4K | 3.61M | Jul 2022 – Aug 2026 |
| Yorktown G-2-292802 | Rosewood Resources, Inc. only | De Witt (Eagle Ford Shale) | De Witt | 1 | 67.5K | 3.59M | Jul 2022 – Aug 2026 |
| New York City Storage Unit G-13-21556 | Atmos Pipeline - Texas only | New York City (Miss.-Storage) | Clay | 1 | 67K | 23.3K | by Jan 1993 – Mar 2008 |
| York G-3-271375 | Buffco Production Inc. only | Fort Trinidad (Glen Rose, Upper) | Madison | 1 | 66.8K | 224K | Apr 2013 – Dec 2021 |
| Kulawik G-2-177060 | P1 Energy, LLC only | Yorktown (Wilcox 11,000 Lo.) | De Witt | 1 | 52K | 5.32M | Dec 1999 – Jun 2023 |
| Prewett, Marshall G-2-125785 | Virtex Operating Company, Inc. only | Yorktown, South (Wilcox 9930) | De Witt | 1 | 46.5K | 506K | by Jan 1993 – Jul 2013 |
| York 137 HMH G-14-268819 | Unbridled Resources, LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 38.9K | 1.34M | Feb 2013 – Aug 2026 |
| Yorktown State Unit G-10-302122 | Alchemist Energy, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 37.9K | 176K | Feb 2026 – Jul 2026 |
| Korth, Mary G-2-151871 | Kenne Exploration, Inc. only | Yorktown (Scratchman) | De Witt | 1 | 24.7K | 414K | Sep 1994 – Oct 1998 |
| New York City Storage Unit G-13-155333 | Atmos Pipeline - Texas only | New York City (Miss.-Storage) | Clay | 1 | 21.9K | 18.6K | Aug 2008 – Feb 2026 |
| Boldt, Edward L. G-2-79954 | S & C Construction, Inc. only | Yorktown, South (Wilcox) | De Witt | 1 | 19K | 1.19M | by Jan 1993 – Feb 2011 |
| Wiggins, A.C. et Al G-2-111415 | BZG E&P LLC only | Yorktown (Wilcox 10100) | De Witt | 1 | 16.9K | 918K | by Jan 1993 – Mar 2022 |
| LMP Keseling G-2-187004 | Magnum Producing, LP only | Yorktown (Wilcox 10,800) | De Witt | 1 | 12.5K | 111K | Nov 2001 – Jun 2005 |
| Kulawik G-2-153584 | Sonat Exploration Co. - Houston only | Yorktown (Wilcox 11,000 Lo.) | De Witt | 1 | 10.8K | 1.29M | Feb 1995 – Apr 1997 |
| Broughton Gas Unit O/A G-2-45514 | Proline Energy Resources Inc only | Yorktown (Wilcox 9,900) | De Witt | 1 | 10.7K | 1.07M | Jun 1993 – Aug 2024 |
| York G-6-268227 | Diversified Production LLC only | Alto (Pettit) | Cherokee | 1 | 10.2K | 390K | Jul 2008 – Aug 2026 |
| Kulawik G-2-137735 | Sonat Exploration Co. - Houston only | Yorktown (Wilcox 11,000 Lo.) | De Witt | 1 | 9.48K | 795K | by Jan 1993 – Sep 1994 |
| Korth, Mary G-2-171761 | Jenex Petroleum Corporation only | Yorktown (Savior) | De Witt | 1 | 9.08K | 128K | Nov 1998 – Nov 2010 |
| Knobles-Respondek Unit G-2-171219 | Texas Independent Explor Ltd. only | Yorktown (Korth Sand) | De Witt | 1 | 8.5K | 262K | Sep 1998 – Oct 2003 |
| Feller Gas Unit G-2-130623 | Samson Resources Company only | Yorktown, South (Luling 7270) | De Witt | 1 | 6.61K | 180K | by Jan 1993 – Feb 1995 |
| Kulawik G-2-163101 | P1 Energy, LLC only | Yorktown, South (Roeder) | De Witt | 1 | 5.53K | 536K | Apr 1997 – Dec 1999 |
| York, B. P. G-5-179044 | Valence Operating Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 5.47K | 2.1M | Jul 2000 – Aug 2026 |
| York G-2-199482 | Chandler Oil & Gas, LLC only | Holzmark (Pettus 4150) | Bee | 1 | 4.4K | 409K | Sep 2003 – Jun 2008 |
| Feller Gas Unit G-2-153692 | Samson Lone Star LP only | Yorktown (7200) | De Witt | 1 | 3.39K | 128K | Mar 1995 – Oct 1997 |
| York, B. P. G-5-104602 | Valence Operating Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 3.22K | 1.78M | by Jan 1993 – Aug 2026 |
| York, B. P. G-5-211287 | Valence Operating Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 3.09K | 1.68M | Apr 2005 – Feb 2020 |
| Weischwill G-2-157781 | Jenex Petroleum Corporation only | Yorktown (Crossbone) | De Witt | 1 | 2.8K | 8.48K | Nov 1995 – Apr 1996 |
| LMP Innocenti G-2-191815 | Magnum Producing, LP only | Yorktown (Wilcox 10,800) | De Witt | 1 | 2.67K | 60K | Aug 2002 – Jul 2009 |
| Spies, Clifford F. G. U. #1 G-2-53255 | IP Well Service LLC only | Yorktown, S (Wilcox 11100) | De Witt | 1 | 2.36K | 346K | by Jan 1993 – Jun 2017 |
| York G-6-194092 | Diversified Production LLC only | Alto (Travis Peak) | Cherokee | 1 | 2.24K | 344K | Jun 2002 – Jun 2008 |
| York, B. P. G-5-197619 | Valence Operating Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 1.93K | 1.38M | Jul 2003 – Aug 2026 |
| Mary Korth Gas Unit G-2-146021 | Kenne Exploration, Inc. only | Yorktown (Trautwein) | De Witt | 1 | 1.8K | 93.1K | Jun 1993 – Aug 1994 |
| York, B. P. G-5-257251 | Valence Operating Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 1.68K | 1.08M | Jun 2010 – Aug 2026 |
| York, B. P. G-5-171088 | Valence Operating Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 1.55K | 824K | Sep 1998 – Nov 2019 |
| Clifford F. Spies Gas Unit 1 G-2-174916 | IP Well Service LLC only | Yorktown, S (Wilcox 11100) | De Witt | 1 | 1.28K | 139K | Aug 1999 – Mar 2022 |
| York, B. P. G-5-218857 | Valence Operating Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 1.21K | 1.61M | Oct 2005 – Aug 2026 |
| Eichhorn Gas Unit G-2-234204 | Blackbrush O & G, LLC only | Yorktown, NE. (Edwards) | De Witt | 1 | 1.15K | 7.49M | Feb 2008 – Aug 2026 |
| Spies, Clifford F. G. U. #1 G-2-59225 | IP Well Service LLC only | Yorktown, S (Wilcox 11100) | De Witt | 1 | 902 | 134K | Oct 2000 – Mar 2017 |
| York, B. P. G-5-220508 | Valence Operating Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 900 | 1.34M | May 2006 – Aug 2026 |
| York, B. P. G-5-191881 | Valence Operating Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 749 | 1.71M | Sep 2002 – Aug 2026 |
| TXL "19" G-10-147531 | Endeavor Energy Resources L.P. only | York (Queen-Grayburg) | Ector | 1 | 730 | 273K | Dec 1993 – Jul 2006 |
| Katzfey G-2-229878 | York E & P, LLC only | Tom Lyne, NE. (Hockley a Stray) | Live Oak | 1 | 618 | 47.4K | Mar 2007 – Nov 2011 |