| Ivy Mountain 53-4-3 Unit G-10-282916 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Reeves | 1 | 508K | 2.6M | May 2017 – Aug 2026 |
| Williams, Ivy Heirs G-6-138193 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 16.7K | 1.03M | by Jan 1993 – Jul 2023 |
| Williams, Ivy Heirs G-6-144966 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 14.2K | 932K | Feb 1993 – Aug 2023 |
| Williams, Ivy Heirs G-6-138535 | XTO Energy Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 13.2K | 2M | by Jan 1993 – Jun 2020 |
| Williams, Ivy Heirs G-6-175764 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 7.67K | 616K | Dec 1999 – Aug 2026 |
| Williams, Ivy Heirs G-6-126546 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 7.13K | 1.24M | by Jan 1993 – Aug 2026 |
| Williams, Ivy Heirs G-6-89521 | XTO Energy Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 6.72K | 900K | by Jan 1993 – Jul 2015 |
| Ivy, Betty Jean G-5-198357 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 4.5K | 2.23M | Oct 2003 – Aug 2026 |
| Weatherby, Ivy B. G-10-94140 | Chevron U. S. A. Inc. only | Rojo Caballos (Miss.) | Pecos | 1 | 4.12K | 5.09M | by Jan 1993 – Aug 2026 |
| Ivy, Betty Jean 'A G-5-190761 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 3.91K | 3.45M | Sep 2002 – Aug 2026 |
| Williams, Ivy Heirs G-6-170195 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 2.24K | 64.8K | Jul 1998 – Aug 2002 |
| Williams, Ivy Heirs G-6-77107 | Buffco Production Inc. only | Lansing, North (Travis Peak) | Harrison | 1 | 2.19K | 378K | by Jan 1993 – Aug 2026 |
| Williams, Ivy Heirs G-6-196370 | Buffco Production Inc. only | Lansing, N. (Cotton Valley, Lo.) | Harrison | 1 | 1.75K | 951K | Jun 2003 – Aug 2026 |
| Ivy, Betty Jean "A" G-5-198952 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 1.46K | 2M | Jul 2003 – Aug 2026 |
| Ivy "A" G-13-125490 | Ranger Operating Co. only | Kendall (Bend Conglomerate) | Young | 1 | 1.42K | 11.2K | Mar 1993 – Dec 2000 |
| Athel Ivy Unit G-5-185486 | Hilcorp Energy Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 1.4K | 2.03M | Sep 2001 – Aug 2026 |
| Ivy B GU1 G-5-255066 | Diversified Production LLC only | Nan-SU-Gail (CV Consolidated) | Freestone | 1 | 957 | 5.18M | Nov 2009 – Aug 2026 |
| Ivy, Betty Jean "A" G-5-195848 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 953 | 2.93M | Apr 2003 – Aug 2026 |
| Ivy -A- G-14-148987 | Diversified Production LLC only | Hutchinson, N. (Pennsylvania) | Hutchinson | 1 | 787 | 2.33M | Feb 1994 – Aug 2026 |
| Ivy, Betty Jean "A" G-5-207176 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 755 | 1.34M | Jun 2004 – Aug 2026 |
| Lucky Ivy G-13-282590 | Lakota Energy, Ltd. only | Newark, East (Barnett Shale) | Wise | 1 | 724 | 65.6K | Mar 2017 – Aug 2026 |
| Ivy, Betty Jean "A" G-5-200937 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 703 | 2.3M | Jan 2004 – Aug 2026 |
| Dorr, Ivy Rogers G-5-207138 | Bowles Energy, Inc. only | Alabama Ferry (Glenrose D, West) | Leon | 1 | 646 | 10.1K | Aug 2004 – Mar 2008 |
| Ivy, Athel Unit G-5-96668 | Hilcorp Energy Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 472 | 1.58M | by Jan 1993 – Aug 2026 |
| Ivy, Athel Gas Unit G-5-222848 | Hilcorp Energy Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 415 | 1.46M | Jun 2006 – Aug 2026 |
| Weatherby, Ivy B. G-10-87074 | Chevron U. S. A. Inc. only | Rojo Caballos, South (Devonian) | Pecos | 1 | 337 | 1.21M | by Jan 1993 – Jan 2021 |
| Ivy, Betty Jean "A" G-5-196943 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 317 | 4.19M | Aug 2003 – Aug 2026 |
| Ivy "a" Gas Unit G-5-199260 | Valence Operating Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 295 | 1.13M | Sep 2003 – Aug 2026 |
| Ivy -A- G-14-117632 | Phillips Petroleum Company only | Hutchinson N. (Granite Wash) | Hutchinson | 1 | 261 | 57.8K | by Jan 1993 – Jul 1999 |
| Ivy, Athel Gas Unit G-5-233360 | Hilcorp Energy Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 218 | 2.28M | Nov 2007 – Aug 2026 |
| Ivy, Betty Jean "A" G-5-203328 | Corsa Resources, LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 199 | 1.58M | Jun 2004 – Jun 2026 |
| Ivy, Phillip "A" G-5-189518 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 194 | 2.04M | Jun 2002 – Aug 2026 |
| Ivy, Betty Jean "A" G-5-200779 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 149 | 1.59M | Feb 2004 – Aug 2026 |
| Ivy, Betty Jean "A" G-5-196311 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 146 | 2.57M | Jun 2003 – Aug 2026 |
| Ivy, Athel G-5-74628 | Hilcorp Energy Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 145 | 2.95M | by Jan 1993 – Aug 2026 |
| Ivy -A- G-14-22238 | Diversified Production LLC only | Hutchinson, N. (Pennsylvania) | Hutchinson | 1 | 140 | 628K | by Jan 1993 – May 2022 |
| Phillip Ivy "A" G-5-188146 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 137 | 2.47M | Feb 2002 – Aug 2026 |
| Ivy, Betty Jean "A" G-5-193618 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 126 | 1.85M | Feb 2003 – Aug 2026 |
| Ivy, Jim G-5-190002 | Valence Operating Company only | Nan-SU-Gail (CV Consolidated) | Freestone | 1 | 117 | 576K | Jun 2002 – Aug 2026 |
| Ivy, Phillip "A" G-5-195851 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 109 | 2.55M | Apr 2003 – Aug 2026 |
| Ivy, Betty Jean "A" G-5-205539 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 107 | 2.24M | Jul 2004 – Aug 2026 |
| Ivy, Phillip "A" G-5-195852 | Corsa Resources, LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 101 | 2.13M | Apr 2003 – Jun 2022 |
| Ivy, Betty Jean "A" G-5-190839 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 100 | 2.9M | Sep 2002 – Aug 2026 |
| Ivy, Betty Jean "A" G-5-193065 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 97 | 2.15M | Jan 2003 – Aug 2026 |
| Ivy, Betty Jean "A" G-5-196314 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 96 | 2.11M | Jun 2003 – Aug 2026 |
| Ivy, Phillip "A" G-5-190170 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 95 | 2.63M | Aug 2002 – Aug 2026 |
| Ivy "a" Gas Unit G-5-256965 | Valence Operating Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 92 | 1.07M | Apr 2010 – Jul 2026 |
| Ivy "B" Gas Unit 1 G-5-193358 | Diversified Production LLC only | Teague (CV-Bossier Cons.) | Freestone | 1 | 91 | 1.4M | Jan 2003 – Aug 2026 |
| Ivy, Phillip "A" G-5-198371 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 88 | 2.51M | Sep 2003 – Aug 2026 |
| Ivy, Phillip "A" G-5-189206 | Diversified Production LLC only | Dowdy Ranch (Cotton Valley) | Freestone | 1 | 87 | 2.33M | Apr 2002 – Aug 2026 |