| Tiffany State O-10-34803 | SMC Oil & Gas, Inc. only | Brookes Brittany (Delaware) | Reeves | 1 | 5.59K | 56 | Nov 1995 – Nov 2022 |
| University 38-21 O-10-35098 | Felix Energy Holdings II, LLC only | University BLK 21 (Delaware SD) | Winkler | 1 | 5.57K | 1.93K | Oct 1996 – Aug 2003 |
| Kyle-State O-10-29848 | Priest Petroleum Corporation only | Zuma (Delaware) | Loving | 3 | 5.49K | 14.1K | by Jan 1993 – Mar 1999 |
| Loving -BB- Fee O-10-38248 | Wagner Oil Company only | Dimmitt (Delaware Cons) | Loving | 4 | 5.48K | 13.4K | Jul 2007 – Jul 2016 |
| Wheeler, Norma O-10-33835 | Collins & Ware, Inc. only | Hill Ranch (Fusselman) | Martin | 1 | 5.44K | 19 | May 1993 – Mar 1997 |
| Reynaud, Sallie Wynne O-10-16804 | Shenandoah Petroleum Corporation only | Olds (Delaware) | Reeves | 4 | 5.39K | 1.75K | by Jan 1993 – Jan 2009 |
| University "18-13A" O-10-36669 | WTG Exploration only | Caprito (Delaware Middle) | Ward | 1 | 5.29K | 5.66K | Jul 2001 – Nov 2019 |
| Reeves -AS- Fee O-10-19256 | Sledge Bros. Oil Co. only | Ken Regan (Delaware) | Reeves | 3 | 5.19K | 5.69K | by Jan 1993 – Nov 2001 |
| Martin Heirs G-6-202081 | Valence Operating Company only | Ware (Cotton Valley) | Harrison | 1 | 5.19K | 790K | Apr 2004 – Aug 2026 |
| University SM 43-20 O-10-34784 | EOG Resources, Inc. only | War-Wink (Delaware) | Ward | 1 | 5.15K | 0 | Dec 1995 – Nov 1997 |
| MBB O-10-43546 | OXY USA Inc. only | Collie (Delaware) | Reeves | 2 | 5.04K | 2.65K | Jul 2012 – Jul 2013 |
| Slash -F- O-10-38209 | Last Mile Production, LLC only | Dimmitt (Delaware Cons) | Loving | 1 | 5.02K | 0 | Jul 2007 – Feb 2015 |
| Harris, Dr. G-6-213120 | Brookston Energy, Inc. only | Ware (Cotton Valley) | Harrison | 1 | 5.02K | 482K | Jun 2005 – Jul 2026 |
| Johnson, W.D. et al -E- O-10-28287 | Forest Oil Corporation only | Dimmitt (Delaware) | Loving | 1 | 4.98K | 13.8K | Oct 1995 – Jun 2007 |
| Olson O-10-34782 | Cochise Energy Inc. only | Quito (Delaware Sand) | Ward | 1 | 4.97K | 5 | Dec 1995 – Jun 1999 |
| Wood GU 1 G-6-212607 | Brookston Energy, Inc. only | Ware (Cotton Valley) | Harrison | 1 | 4.92K | 630K | May 2005 – Aug 2026 |
| State Bush O-10-32970 | Triple "N" Services, Inc. only | Worsham (Delaware Sand) | Reeves | 1 | 4.92K | 14.8K | by Jan 1993 – Jan 1998 |
| Carlile G-6-213618 | Buffco Production Inc. only | Ware (Cotton Valley) | Harrison | 1 | 4.88K | 558K | Jun 2005 – Apr 2015 |
| Reeves -BE- O-10-30101 | Concho Oilfield Serv & Oper Co. only | Orla, Southeast (Delaware) | Reeves | 1 | 4.87K | 4.09K | by Jan 1993 – Nov 2002 |
| Ware, J. F. G-6-182995 | Faulconer Energy, LLC only | Overton (Cotton Valley Sand) | Smith | 1 | 4.84K | 767K | May 2001 – Aug 2026 |
| Cox G-6-227448 | Brookston Energy, Inc. only | Ware (Cotton Valley) | Harrison | 1 | 4.84K | 603K | Oct 2006 – Aug 2026 |
| State "OB" O-10-24082 | Cimarex Energy Co. of Colorado only | Block 17, Southeast (Delaware) | Ward | 1 | 4.83K | 15.2K | by Jan 1993 – Oct 2014 |
| Ware, J. F. G-6-187106 | Faulconer Energy, LLC only | Overton (Cotton Valley Sand) | Smith | 1 | 4.82K | 1.41M | Nov 2001 – Aug 2026 |
| Carpenter G-10-254677 | TRP Operating LLC only | Vermejo (Delaware) | Loving | 1 | 4.7K | 60.4K | Aug 2009 – Sep 2021 |
| Hill & Hill G-10-150371 | Horton Oilfield Services only | Marsh, S. (Delaware) | Reeves | 1 | 4.63K | 67.3K | Jun 1994 – Jun 2017 |
| Angonia O-3-22948 | Delaware Ecco Petroleum Inc. only | Kurten (Austin Chalk) | Brazos | 1 | 4.53K | 4.68K | Mar 1996 – May 1997 |
| Ware, J. F. G-6-194385 | Faulconer Energy, LLC only | Overton (Cotton Valley Sand) | Smith | 1 | 4.53K | 880K | Mar 2003 – Jun 2021 |
| Moore, Wayne G-10-133615 | XTO Energy Inc. only | Waha (Delaware) | Pecos | 1 | 4.52K | 174K | by Jan 1993 – May 2001 |
| Ware Gas Unit -A- G-6-142030 | BP America Production Company only | Blocker (Cotton Valley) | Harrison | 1 | 4.5K | 1.01M | by Jan 1993 – Aug 2013 |
| Culberson Fee "45" O-10-34014 | Manzano Oil Corporation only | Geraldine (Delaware 3400) | Culberson | 1 | 4.48K | 11 | Nov 1993 – Feb 1995 |
| H & M -C- O-10-28051 | Teke Production LLC only | Ken Regan (Delaware) | Reeves | 1 | 4.46K | 18.8K | by Jan 1993 – Jan 2018 |
| Ware, Carrie O-1-2258 | Tumlinson, Robert N. Jr. only | Kaye (Navarro) | Wilson | 3 | 4.46K | 114 | by Jan 1993 – Aug 2002 |
| Ware, J. F. G-6-218397 | Faulconer Energy, LLC only | Overton (Cotton Valley Sand) | Smith | 1 | 4.32K | 529K | Jan 2006 – Aug 2026 |
| Garton O-10-17053 | Raw Production only | Screwbean, NE. (Delaware) | Reeves | 1 | 4.28K | 36 | Feb 1993 – Feb 2024 |
| Ware, J. F. G-6-213089 | Faulconer Energy, LLC only | Overton (Cotton Valley Sand) | Smith | 1 | 4.28K | 923K | Jun 2005 – Aug 2026 |
| Mexco Steelhead G-10-245912 | TRP Operating LLC only | Vermejo (Delaware) | Loving | 1 | 4.26K | 526K | Apr 2008 – Aug 2026 |
| Bodkins, J.D. G-10-154679 | Tema Oil and Gas Company only | Waha, W. (Consolidated Delaware) | Reeves | 1 | 4.25K | 160K | Jun 1995 – Aug 2016 |
| Whaley 1 G-6-220760 | Brookston Energy, Inc. only | Ware (Cotton Valley) | Harrison | 1 | 4.21K | 663K | Jan 2006 – Aug 2026 |
| Wood GU 1 G-6-214813 | Brookston Energy, Inc. only | Ware (Cotton Valley) | Harrison | 1 | 4.2K | 372K | Aug 2005 – Aug 2026 |
| Lindley "30" O-10-28998 | Reef Exploration, L.P. only | Tunstill, East (Delaware) | Loving | 2 | 4.18K | 12.2K | by Jan 1993 – Aug 2005 |
| Ware Gas Unit -A- G-6-225290 | Mmgl East Texas III, LLC only | Blocker (Cotton Valley) | Harrison | 1 | 4.16K | 586K | Dec 2006 – Aug 2026 |
| Johnson, W. D., "2" O-10-42039 | Western Reserves Oil Company Inc only | Dimmitt (Delaware Cons) | Loving | 2 | 4.15K | 10.1K | Oct 2012 – Jul 2018 |
| Blocker-Ware G-6-62732 | Tanos Exploration II, LLC only | Bethany (Travis Peak) | Harrison | 1 | 4.14K | 201K | by Jan 1993 – Mar 2011 |
| Langford et Al G-10-201266 | Majestic Oil & Gas Holding Co. only | Ambler (Delaware 4335) | Reeves | 1 | 4.1K | 357K | Feb 2004 – Sep 2018 |
| State of Texas O-10-38255 | McClure Oil Company, Inc. only | Dimmitt (Delaware Cons) | Loving | 2 | 4K | 4.83K | Jul 2007 – Jun 2008 |
| Blocker Ware G-6-219925 | Enpower Resources Inc. only | Carthage, North (Cotton Valley) | Harrison | 1 | 4K | 395K | Dec 2005 – Aug 2026 |
| Ritchey O-10-39157 | Shell Western E&P only | Dimmitt (Delaware Cons) | Loving | 1 | 3.99K | 0 | Mar 2009 – Aug 2012 |
| Fidelity Trust O-10-27922 | Arco Permian only | Waha, W. (Consolidated Delaware) | Reeves | 3 | 3.96K | 5.33K | by Jan 1993 – Mar 1998 |
| Ligon, S.E. "A" O-10-30706 | Chevron U. S. A. Inc. only | Waha, W. (Consolidated Delaware) | Reeves | 1 | 3.96K | 9.92K | by Jan 1993 – Sep 1994 |
| Martha 34-182 C O-10-53775 | Jetta Operating Company, Inc. only | Collie (Delaware) | Ward | 1 | 3.95K | 6.06K | Dec 2019 – Jan 2024 |