| Slash O-10-38213 | Last Mile Production, LLC only | Dimmitt (Delaware Cons) | Loving | 3 | 7.36K | 7.41K | Jul 2007 – May 2016 |
| Ponder, D. C. O-10-20355 | Permian Resources Operating, LLC only | Pitzer, S. (Delaware) | Ward | 2 | 7.35K | 5.27K | by Jan 1993 – Feb 1997 |
| Exxon-Olson O-10-29079 | Pearce, Roy F., Jr. only | Screwbean, NE. (Delaware) | Reeves | 4 | 7.32K | 94 | by Jan 1993 – Oct 2004 |
| Barton, Mary O-13-24834 | Jones, L. E. Operating, Inc. only | Delaware Bend, North (Handy) | Grayson | 1 | 7.26K | 36 | by Jan 1993 – Mar 2021 |
| Johnson, W. D. -A- O-10-38258 | QP, Inc. only | Dimmitt (Delaware Cons) | Loving | 3 | 7.22K | 10.1K | Jul 2007 – Dec 2020 |
| Seale O-3-18817 | Delaware Ecco Petroleum Inc. only | Kurten (Buda) | Robertson | 1 | 7.16K | 32 | by Jan 1993 – Oct 1995 |
| Ware, J. F. G-6-201628 | Faulconer Energy, LLC only | Overton (Cotton Valley Sand) | Smith | 1 | 7.14K | 1.04M | Mar 2004 – Aug 2026 |
| K-S Unit O-13-25213 | Jones, L. E. Operating, Inc. only | Delaware Bend, North (Handy) | Grayson | 1 | 7.13K | 189K | by Jan 1993 – Jun 2022 |
| Ware O-13-3992 | P & M Construction only | Wolfe | Jack | 3 | 7.12K | 10.3K | by Jan 1993 – Apr 2001 |
| Whaley 1 G-6-218231 | Comstock Oil & Gas, LP only | Ware (Cotton Valley) | Harrison | 1 | 7.1K | 654K | Nov 2005 – Oct 2017 |
| TXL-R. & B. O-10-15744 | Pearce, Roy F., Jr. only | Screwbean, NE. (Delaware) | Reeves | 4 | 7.09K | 141 | by Jan 1993 – Aug 2026 |
| Johnson, W. D. 26-S O-10-38096 | Forest Oil Corporation only | Dimmit, Northeast (Delaware SD) | Loving | 1 | 7.06K | 0 | Jun 2006 – Jun 2007 |
| Whaley 1 G-6-218591 | Comstock Oil & Gas, LP only | Ware (Cotton Valley) | Harrison | 1 | 7.02K | 808K | Jan 2006 – May 2016 |
| Ware Gas Unit -A- G-6-222299 | Mmgl East Texas III, LLC only | Blocker (Cotton Valley) | Harrison | 1 | 6.97K | 813K | Jul 2006 – Feb 2019 |
| State "XA" O-10-27644 | Prize Operating Company only | Block 17, Southeast (Delaware) | Ward | 1 | 6.93K | 25.8K | by Jan 1993 – Feb 2000 |
| Sams "B" O-10-53578 | Jetta Operating Company, Inc. only | Collie (Delaware) | Reeves | 2 | 6.93K | 60K | Feb 2020 – Jul 2026 |
| Kennedy G-6-227858 | Brookston Energy, Inc. only | Ware (Cotton Valley) | Harrison | 1 | 6.85K | 416K | Dec 2006 – Aug 2026 |
| Fidelity Trust G-10-113860 | Arco Permian only | Waha (Delaware) | Reeves | 1 | 6.81K | 136K | Oct 1997 – Oct 1999 |
| Red Horse "19" O-10-38947 | Shenandoah Petroleum Corporation only | Rojo Caballos (Delaware) | Reeves | 1 | 6.7K | 9.39K | Jul 2008 – Dec 2017 |
| Ware, J.H. "a" Unit O-8-23074 | Cockrell Production Co., Inc. only | Suggs (Ellenburger) | Coke | 1 | 6.69K | 14.1K | by Jan 1993 – Feb 1994 |
| McFaddin -B- G-2-136626 | Collins & Ware, Inc. only | Kay Creek (6075) | Victoria | 1 | 6.63K | 50.4K | by Jan 1993 – Jan 1999 |
| Fraser, George 5 O-10-27306 | Laguna Petroleum Corporation only | Geraldine (Delaware 3400) | Culberson | 3 | 6.58K | 27.8K | by Jan 1993 – Feb 1998 |
| Whaley 1 G-6-218443 | Brookston Energy, Inc. only | Ware (Cotton Valley) | Harrison | 1 | 6.57K | 581K | Dec 2005 – Jul 2026 |
| Meeker Hill -C- O-10-31910 | RE-OP Corp. only | Ken Regan (Delaware) | Reeves | 1 | 6.57K | 3.82K | by Jan 1993 – Nov 2002 |
| Whaley 1 G-6-162955 | Brookston Energy, Inc. only | Ware (Cotton Valley) | Harrison | 1 | 6.48K | 1.01M | Mar 1997 – Jul 2026 |
| Slash -T- O-10-38212 | Last Mile Production, LLC only | Dimmitt (Delaware Cons) | Loving | 1 | 6.37K | 477 | Jul 2007 – Sep 2014 |
| Cleveland, R. et Al O-10-47196 | Sanchez Basin Resources LLC only | Worsham (Delaware) | Reeves | 1 | 6.36K | 222K | Sep 2015 – Jul 2025 |
| Cox G-6-149279 | Comstock Oil & Gas, LLC only | Ware (Cotton Valley) | Harrison | 1 | 6.26K | 633K | Feb 1994 – Aug 2006 |
| Cox G-6-139595 | Brookston Energy, Inc. only | Ware (Cotton Valley) | Harrison | 1 | 6.22K | 904K | by Jan 1993 – Aug 2026 |
| Hord, Ruth W. O-10-20925 | Dei Gratia Operating LLC only | Worsham (Delaware Sand) | Reeves | 1 | 6.22K | 10 | by Jan 1993 – Aug 2026 |
| Smith, O. Dale O-10-32620 | Los Hijos de Sanchez J LLC only | Ken Regan (Delaware) | Reeves | 5 | 6.09K | 74 | by Jan 1993 – Mar 2016 |
| Slash -M- O-10-31947 | 20TH Century Pipe & Equip.co.inc only | Dimmit, Northeast (Delaware SD) | Loving | 1 | 6.08K | 11.2K | by Jan 1993 – Sep 1997 |
| Cox G-6-227450 | Brookston Energy, Inc. only | Ware (Cotton Valley) | Harrison | 1 | 6K | 1.2M | Nov 2006 – Aug 2026 |
| Cox G-6-214812 | Brookston Energy, Inc. only | Ware (Cotton Valley) | Harrison | 1 | 5.99K | 747K | Aug 2005 – Aug 2026 |
| Agnes O-10-28264 | Kimlar Oil Company, Inc. only | Jess Burner (Delaware 3800) | Reeves | 4 | 5.98K | 3.69K | by Jan 1993 – Jan 2019 |
| Cage, W. T. "B" O-4-12441 | Collins & Ware, Inc. only | Stratton (6430) | Nueces | 1 | 5.98K | 19.6K | Jan 1995 – May 1996 |
| Johnson, H. H. G-10-170609 | Apache Corporation only | MI Vida (Delaware) | Reeves | 1 | 5.97K | 562K | Aug 1998 – Jul 2012 |
| Caldwell,guy O-10-23969 | Pearce, Roy F., Jr. only | Olds (Delaware) | Reeves | 1 | 5.94K | 72 | by Jan 1993 – Dec 2022 |
| Reeves -BO- Fee O-10-32608 | Concho Oilfield Serv & Oper Co. only | Orla, Southeast (Delaware) | Reeves | 1 | 5.94K | 8.62K | by Jan 1993 – Nov 2002 |
| Miller, Robert H. O-10-16888 | Jetta Operating Company, Inc. only | Scott (Delaware) | Ward | 1 | 5.93K | 29.6K | by Jan 1993 – Apr 2015 |
| Cox G-6-216231 | Comstock Oil & Gas, LLC only | Ware (Cotton Valley) | Harrison | 1 | 5.92K | 398K | Oct 2005 – Sep 2025 |
| Meeker Trust O-10-34827 | RE-OP Corp. only | Orla, Southeast (Delaware) | Reeves | 1 | 5.9K | 2.1K | Feb 1996 – Jul 1999 |
| North Pecos O-10-32629 | Teke Production LLC only | Ken Regan (Delaware) | Reeves | 2 | 5.88K | 75 | by Jan 1993 – Aug 2023 |
| University -Q- O-10-25635 | Passmore, Mike F. only | War-Wink (Delaware 5085) | Winkler | 1 | 5.87K | 9.14K | by Jan 1993 – Apr 2003 |
| Ware O-9-18324 | Enrich Oil Corporation only | WFM (Goen Lime) | Runnels | 1 | 5.87K | 0 | Oct 2013 – Oct 2014 |
| University -A- O-10-25636 | Passmore, Mike F. only | War-Wink (Delaware 5085) | Winkler | 2 | 5.87K | 9.14K | by Jan 1993 – Apr 2003 |
| Whaley 1 G-6-218482 | Brookston Energy, Inc. only | Ware (Cotton Valley) | Harrison | 1 | 5.8K | 458K | Dec 2005 – Feb 2026 |
| Ware Oil Unit O-6-14747 | Faulconer Energy, LLC only | Map Boys (Rodessa) | Smith | 1 | 5.77K | 591 | Jan 2008 – Aug 2021 |
| Phillips -66- O-10-32571 | RE-OP Corp. only | Ken Regan (Delaware) | Reeves | 4 | 5.75K | 43.3K | by Jan 1993 – Sep 2001 |
| Ware, J. F. G-6-200797 | Faulconer Energy, LLC only | Overton (Cotton Valley Sand) | Smith | 1 | 5.66K | 978K | Jan 2004 – Aug 2026 |