| Hickey, William O-1-13897 | Neumann Oil & Gas, LLC only | Stacy (Olmos -A-) | Frio | 2 | 62.9K | 16 | Aug 1994 – Jul 2025 |
| Hickey, A. O-1-1695 | Neumann Oil & Gas, LLC only | Stacy (Olmos -A-) | Frio | 1 | 17.7K | 35 | Jan 1993 – Aug 2011 |
| Hickey O-1-15174 | Atlas Operating LLC only | Adams (Buda) | Medina | 2 | 13.8K | 10.2K | Mar 2010 – Mar 2026 |
| Hickey, Don G-13-189142 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 11.3K | 757K | Apr 2002 – Apr 2026 |
| Hickey O-8-32609 | NKC Energy, LLC only | Throckmorton County Regular | Throckmorton | 1 | 10.6K | 0 | Aug 2022 – Apr 2026 |
| Hickey-Hudson G-13-192799 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 8.35K | 677K | Sep 2002 – Apr 2026 |
| Mountain Top O-8-28599 | Kokomo Energy, Inc. only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 7.83K | 2.46K | Feb 1999 – Sep 2014 |
| Hickey O-5-335 | Haynie Energy Services LLC only | Corsicana (Shallow) | Navarro | 3 | 7.75K | 21 | Jan 1993 – Oct 2021 |
| Hickey, Don G-13-184856 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 5.65K | 493K | Aug 2001 – Apr 2026 |
| Stuart Estate "60" G-8-152311 | Cumming Company, Inc. The only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 5.44K | 131K | Dec 1994 – Feb 1999 |
| Hickey, Don G-13-194111 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 4.45K | 250K | Dec 2002 – Aug 2015 |
| Hickey G-6-247136 | Pedernales Petroleum OP, LLC only | Carthage, North (Cotton Valley) | Panola | 1 | 3.81K | 1.06M | Mar 2009 – Aug 2019 |
| Mountain Top G-8-146485 | Kokomo Energy, Inc. only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 3.62K | 227K | Aug 1993 – Jan 1999 |
| 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 |
| Hickey, Don G-13-194110 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 2.62K | 215K | Dec 2002 – Mar 2019 |
| Thompson B G-8-269382 | Marjac Oil Company, Inc. only | Iona Hickey (Conglomerate) | Stephens | 1 | 2.33K | 383K | Jul 2013 – Apr 2026 |
| Thompson 40 G-8-265244 | Marjac Oil Company, Inc. only | Iona Hickey (Conglomerate) | Stephens | 1 | 2.19K | 515K | Jan 2012 – Apr 2026 |
| Stuart Estate "61" G-8-151725 | International Western Oil Corp only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 1.95K | 505K | Oct 1994 – Sep 2015 |
| Stuart Estate "49" G-8-147111 | International Western Oil Corp only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 1.91K | 536K | Aug 1993 – Apr 2026 |
| Thompson 'A' G-8-267884 | Marjac Oil Company, Inc. only | Iona Hickey (Conglomerate) | Stephens | 1 | 1.6K | 339K | Apr 2013 – Nov 2019 |
| 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 O-1-15417 | Atlas Operating LLC only | Taylor-Ina | Medina | 2 | 1.07K | 0 | Jun 2011 – Mar 2020 |
| 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 |
| Gray-Hickey G-6-70609 | Shelby Operating Company only | Waskom (Cotton Valley) | Harrison | 1 | 1.04K | 530K | Feb 1993 – Apr 2026 |
| 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 |
| Stuart Estate "60" G-8-151897 | Cumming Company, Inc. The only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 949 | 160K | Nov 1994 – Mar 1999 |
| Stuart Ranch G-8-156215 | Tarpon Oil & Gas Co. only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 779 | 219K | Oct 1995 – Apr 1999 |
| Stuart Estate "61" G-8-205048 | International Western Oil Corp only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 765 | 33.7K | Oct 2004 – Jun 2011 |
| Ioni Creek "60" G-8-151130 | J-Tec Operating, LLC only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 742 | 641K | Aug 1994 – Apr 2026 |
| Hickey, T. J. O-5-279 | Crow Oil Co. only | Corsicana (Shallow) | Navarro | 10 | 660 | 126 | Jan 1993 – Dec 2003 |
| Hickey Estate G-6-191060 | Pedernales Petroleum OP, LLC only | Carthage, North (Cotton Valley) | Panola | 1 | 657 | 1.28M | Dec 2001 – Apr 2026 |
| Hickey, F.S. et Al G-6-142105 | SM Energy Company only | Centennial, E. (Cotton Valley) | Panola | 1 | 634 | 132K | Jan 1993 – Nov 2006 |
| Stuart Estate "60" G-8-151152 | Cumming Company, Inc. The only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 503 | 126K | Sep 1994 – Jan 1996 |
| 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 |
| Coody 40 G-8-268209 | Tracer Operating, Inc. only | Iona Hickey (Conglomerate) | Stephens | 1 | 187 | 171K | Dec 2012 – Jul 2025 |
| Hickey, F.S. et Al G-6-200589 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 186 | 891K | Feb 2004 – Mar 2023 |
| Stuart Estate "60" G-8-157296 | Cumming Company, Inc. The only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 180 | 14.8K | Feb 1996 – Sep 1998 |
| North Hickey G-6-216817 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 166 | 736K | Oct 2005 – Sep 2025 |
| Stuart Estate "60" G-8-148724 | Cumming Company, Inc. The only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 164 | 5K | Mar 1994 – Aug 1994 |
| Hickey, F.S. et Al G-6-198896 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 153 | 542K | Nov 2003 – Nov 2022 |
| J.R. Coody 'A' G-8-280058 | Stober Oil and Gas Services, LLC only | Iona Hickey (Conglomerate) | Stephens | 1 | 122 | 66K | Aug 2015 – Mar 2022 |
| Stuart Estate "61" G-8-201365 | International Western Oil Corp only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 102 | 72.8K | May 2004 – Dec 2014 |
| Hickey, Wm., Estate O-1-1696 | Neumann, Alfred only | Stacy (Olmos -A-) | Frio | 2 | 87 | 3 | Jan 1993 – Mar 1993 |
| Hickey, Eugene O-1-826 | Hickey, Eugene only | La Vernia | Guadalupe | 6 | 49 | 20 | Jan 1993 – Jan 1997 |
| Stuart Estate "60" O-8-29605 | Cumming Company, Inc. The only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 30 | 4.84K | May 2005 – Nov 2007 |
| 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 |