| Morgans Bluff Hackberry Unit O-3-20480 | Hackberry Oil & Gas LLC only | Morgan Bluff (Hackberry) | Orange | 19 | 6.15M | 10.5M | by Jan 1993 – Aug 2026 |
| Round Bunch G-3-205441 | Hackberry Oil & Gas LLC only | Round Bunch (Hackberry) | Orange | 1 | 1.08M | 2.35M | Nov 2004 – Aug 2026 |
| Port of Orange - Riverside O-3-26701 | Hackberry Oil & Gas LLC only | South Phoenix Lake (Hackberry) | Orange | 1 | 762K | 2.54M | Jul 2014 – Aug 2026 |
| SW Riverside Unit O-3-27002 | Hackberry Oil & Gas LLC only | Southwest Riverside (Hackberry) | Orange | 1 | 698K | 1.51M | Jun 2014 – Aug 2026 |
| Dupont O-3-25829 | Hackberry Oil & Gas LLC only | Dupont (Mid Hackberry) | Orange | 2 | 681K | 2.59M | Apr 2011 – Aug 2026 |
| Dupont O-3-26077 | Hackberry Oil & Gas LLC only | Dupont, East (Mid Hackberry) | Orange | 1 | 623K | 1.71M | Apr 2011 – Aug 2026 |
| Port of Orange-Brown O-3-25047 | Hackberry Oil & Gas LLC only | South Phoenix Lake (Hackberry) | Orange | 1 | 622K | 2.27M | Sep 2006 – Aug 2026 |
| Port of Orange-Stark Foundation O-3-25002 | Hackberry Oil & Gas LLC only | Adams Bayou (Hackberry) | Orange | 1 | 567K | 1.2M | Sep 2006 – Jul 2026 |
| Mil-Vid G-3-133705 | Hackberry Oil & Gas LLC only | Vidor Ames (Yegua EY) | Orange | 1 | 537K | 6.09M | by Jan 1993 – Jul 2010 |
| Quinn, B. E. G-3-149960 | Southcoast Production Inc only | Huckleberry Ridge (Yegua EY) | Orange | 1 | 485K | 5.94M | Apr 1994 – Jul 2022 |
| Hannah G-3-282399 | Hilcorp Energy Company only | Hartburg, S. (Hackberry 1ST) | Orange | 1 | 358K | 837K | Feb 2017 – Aug 2026 |
| Stephenson G-3-182508 | Hackberry Oil & Gas LLC only | Mauriceville, SE. (Hackberry) | Orange | 1 | 272K | 9.24M | Apr 2001 – Nov 2021 |
| Stephenson, John W. Gas Unit G-3-183637 | Hackberry Oil & Gas LLC only | Mauriceville, SE. (Hackberry) | Orange | 1 | 260K | 9.52M | Jun 2001 – Sep 2022 |
| Fina Oil & Chemical Company G-3-150771 | Amrwr, LLC only | Huckleberry Ridge (Yegua EY) | Orange | 1 | 259K | 3.53M | May 1994 – Apr 2000 |
| Stark, Nelda C. G-3-180258 | Lake Ronel Oil Company only | Little Cypress (Hackberry) | Orange | 1 | 204K | 6.85M | Jun 2000 – Nov 2013 |
| Stephenson, J. W. G-3-187999 | Hackberry Oil & Gas LLC only | Mauriceville, SE. (Hackberry) | Orange | 1 | 172K | 5.91M | Feb 2002 – Mar 2008 |
| Mil-Vid G-3-263342 | Hackberry Oil & Gas LLC only | Vidor Ames (Yegua EY) | Orange | 1 | 162K | 2.2M | Dec 2010 – Aug 2026 |
| Stephenson, John G-3-187049 | Hackberry Oil & Gas LLC only | Mauriceville, SE. (Hackberry) | Orange | 1 | 143K | 4M | Jan 2002 – Mar 2006 |
| Port of Orange-Riverside O-3-25746 | XTO Energy Inc. only | Phoenix Lake (Hackberry 10,530) | Orange | 1 | 127K | 561K | Aug 2011 – Jul 2014 |
| Fina Oil & Chemical Company G-3-178943 | Southcoast Production Inc only | Huckleberry Ridge (Yegua EY) | Orange | 1 | 108K | 1.53M | Jul 2000 – Jul 2022 |
| Longley, H. B. G-3-228413 | Hackberry Oil & Gas LLC only | Dartez (Hackberry) | Orange | 1 | 103K | 7.07M | Apr 2007 – Sep 2020 |
| Stark, Nelda C. G-3-181866 | Lake Ronel Oil Company only | Little Cypress (Hackberry) | Orange | 1 | 102K | 2.01M | Feb 2001 – Jun 2004 |
| Moontower G-3-284155 | Square Mile Energy, L.L.C. only | Hartburg, S. (Lower Hackberry) | Orange | 1 | 78.6K | 1.51M | Mar 2018 – Oct 2019 |
| Powell Lumer Co. G-3-165289 | Esenjay Exploration, Inc only | Hartburg, S. (Lower Hackberry) | Orange | 1 | 78.1K | 2.31M | May 1997 – Jul 2000 |
| Fitzhugh et Al O-3-25072 | Hackberry Oil & Gas LLC only | Morgan Bluff (Hackberry) | Orange | 1 | 76.9K | 1.21M | Jul 2007 – Aug 2026 |
| Jett G-3-202111 | Lake Ronel Oil Company only | Mustang Flats (Hackberry) | Orange | 1 | 75.9K | 2.87M | Aug 2004 – Jul 2007 |
| State Tract 8 G-3-196286 | Sandridge Expl. and Prod., LLC only | Sabine Lake, N. (Hackberry, L.) | Orange | 1 | 75.9K | 1.93M | Nov 2001 – Mar 2005 |
| West Side G-3-247276 | Hackberry Oil & Gas LLC only | West Side (Frio E) | Orange | 1 | 59.2K | 4.14M | Jan 2009 – Aug 2026 |
| Hayes Minerals, et Al O-3-26589 | Coastal Plains Exploration, LLC only | Tom Teal (Hackberry) | Orange | 1 | 56.2K | 1.07M | Sep 2014 – Apr 2017 |
| Red Gas Unit G-3-191843 | Noble Energy Inc only | Orange, NW. (Hackberry 8100) | Orange | 1 | 54K | 4.32M | Sep 2002 – Oct 2010 |
| Hudson, Rachael O-3-22295 | Jordan Development Company LLC only | Emily's Bayou (Hackberry) | Orange | 1 | 48.4K | 432K | Feb 1994 – May 2002 |
| Head O-3-25159 | Hackberry Oil & Gas LLC only | Long Prairie (Hackberry, 7800) | Orange | 1 | 42.1K | 983K | Sep 2007 – Feb 2015 |
| West Jett G-3-204343 | Lake Ronel Oil Company only | Mustang Flats (Hackberry) | Orange | 1 | 40.3K | 1.32M | Aug 2004 – Dec 2006 |
| Hudson, Rachael G-3-146100 | Rachael Exploration Corp. only | Emily's Bayou (Hackberry) | Orange | 1 | 37.9K | 233K | May 1993 – Feb 1994 |
| Lost Creek G-3-286458 | Orx Resources, L.L.C. only | Hartburg, S. (Lower Hackberry) | Orange | 1 | 32.6K | 344K | Jan 2019 – Oct 2022 |
| Pinehurst G-3-251940 | Lake Ronel Oil Company only | Pinehurst (Hackberry) | Orange | 1 | 31.7K | 2.21M | Mar 2009 – Jul 2013 |
| Chandler-Scales O-3-25519 | Orangefield Operating Corporatio only | Orange, North (Hackberry) | Orange | 1 | 30.1K | 2 | Feb 2010 – Oct 2025 |
| Henderson G-3-255474 | Duncan Oil, Inc. only | Echo (Hackberry) | Orange | 1 | 30K | 623K | Mar 2010 – Jun 2012 |
| Sonat Minerals O-3-23345 | Cox & Perkins Exploration, Inc. only | Orangefield (Hackberry 8000) | Orange | 1 | 27.1K | 19.2K | Sep 1997 – Sep 1999 |
| A. Gilmer Estate O-3-25301 | Hackberry Oil & Gas LLC only | Woodridge (Yegua EY) | Orange | 1 | 22.4K | 983K | Sep 2007 – Aug 2026 |
| Powell Lumber O-3-25037 | Samson Lone Star, LLC only | Morgan Bluff (Hackberry) | Orange | 1 | 21.7K | 418K | Aug 2007 – Aug 2011 |
| Champion International G-3-158637 | Hilcorp Energy Company only | Woodridge (Hackberry) | Orange | 1 | 20K | 854K | Feb 1996 – Jun 2010 |
| Sonat Minerals G-3-164070 | Cox & Perkins Exploration, Inc. only | Orangefield (Hackberry 8000) | Orange | 1 | 17.6K | 251K | Dec 1996 – Sep 1997 |
| Richardson G-3-222789 | Noble Energy Inc only | Bobcat Run (Hackberry) | Orange | 1 | 15.9K | 314K | Nov 2006 – May 2009 |
| Vidor, Miller O-3-14125 | Patrick Operating Company Inc(a) only | Pine Forest (Hackberry 6900) | Orange | 1 | 10.4K | 1.63K | by Jan 1993 – Dec 1995 |
| Saxon G-3-279187 | Square Mile Energy, L.L.C. only | Bobcat Run (Hackberry) | Orange | 1 | 8.93K | 919K | Apr 2015 – Nov 2018 |
| Manuel Heirs G-3-168943 | Anadarko Petroleum Corporation only | Bobcat Run (Hackberry) | Orange | 1 | 8.43K | 360K | Feb 1998 – Nov 1999 |
| Margot G-3-214251 | Matador Production Company only | Hartburg, S. (Lower Hackberry) | Orange | 1 | 7.73K | 317K | Jan 2006 – Oct 2006 |
| Red Gas Unit G-3-162885 | Noble Energy Inc only | Orangefield (Hackberry 8000) | Orange | 1 | 6.62K | 404K | Oct 1996 – Jun 2004 |
| Chandler-Scales G-3-234254 | Benchmark Oil & Gas Company only | Orange, North (Hackberry) | Orange | 1 | 6.59K | 14.3K | Dec 2007 – Jan 2010 |