| Ladd O-14-6209 | Bce-Mach III LLC only | Panhandle Gray County Field | Gray | 5 | 5.19K | 39.7K | by Jan 1993 – Aug 2018 |
| Hall O-10-37736 | OXY USA Inc. only | Phoenix, South (Grayburg) | Martin | 1 | 5.18K | 0 | Mar 2006 – Nov 2008 |
| Yturria, Frank D. et Al G-4-184401 | Cody Energy LLC only | Raymondville (Consolidated) | Willacy | 1 | 5.18K | 982K | Jul 2001 – Sep 2005 |
| Sullivan-Caskey O-13-29119 | Herring, Ray only | Wicklund (Miss.) | Young | 1 | 5.12K | 941 | Mar 1996 – Dec 2002 |
| Haney, A. J. O-9-6844 | Rayco Operating, Inc. only | Arden, S. (Canyon Sd.) | Irion | 2 | 5.12K | 16.2K | by Jan 1993 – Jan 2004 |
| State Tract 467 G-4-151302 | Bristol Resources Corporation only | Mustang Island (Stray 10) | Nueces | 1 | 5.1K | 365K | Jun 1994 – Jul 1997 |
| Jeffrey O-14-6029 | Red Line Company, Ltd. only | Panhandle Gray County Field | Gray | 3 | 5.1K | 303K | by Jan 1993 – Aug 2026 |
| Kline O-8-29429 | Ray Herring Estate only | Stephens County Regular | Stephens | 2 | 5.1K | 10.7K | Jun 2004 – Aug 2015 |
| Chadbourne -19- O-9-12252 | Adams Branch Exploration Company only | Wingate, West (Gray) | Runnels | 3 | 5.09K | 41.8K | by Jan 1993 – Feb 1999 |
| Sullivan O-14-5402 | City of Sunray Utilities only | Panhandle Moore County Field | Moore | 2 | 5.08K | 366K | by Jan 1993 – Jul 2026 |
| Ray, William et Al O-6-13198 | Hansen Oil Corporation only | Delaney Branch (Wilcox) | Anderson | 2 | 5.08K | 263 | Jul 1993 – Mar 2001 |
| Traylor, Maude B. G-2-192292 | Future Petroleum Company LLC only | Maude B. Traylor, North (48) | Calhoun | 1 | 5.07K | 150K | Sep 2002 – Feb 2004 |
| University -24- O-9-5596 | Energy Production Corporation only | Texon, S (Grayburg) | Reagan | 1 | 5.07K | 80 | by Jan 1993 – Nov 1999 |
| Stiles Gas Unit G-2-252026 | Blackbrush O & G, LLC only | Moray (Edwards) | De Witt | 1 | 5.07K | 1.83M | Sep 2008 – Aug 2026 |
| Jeanne O-14-5080 | Pantera Energy Company only | Panhandle Gray County Field | Gray | 2 | 5.07K | 65.2K | by Jan 1993 – May 2001 |
| Trenfield, Jim Ray -B- G-14-111009 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 5.06K | 343K | by Jan 1993 – Aug 2026 |
| Batman, Ray L. O-14-3433 | Weststar Oil and Gas, Inc. only | Farnsworth, N. (Marmaton) | Ochiltree | 3 | 5.05K | 33.9K | by Jan 1993 – Dec 1998 |
| Jackson O-14-3165 | Petco Energy Corporation only | Panhandle Gray County Field | Gray | 2 | 5.05K | 18.3K | by Jan 1993 – Aug 2026 |
| Pilgrim O-8-31953 | Ray Herring Operating Co., LLC only | Stephens County Regular | Stephens | 1 | 5.04K | 0 | Apr 2016 – Aug 2026 |
| State Tract 974 O-4-13932 | Mego Resources, LLC only | White Point, E. (5800 Stray) | San Patricio | 1 | 5.03K | 10.2K | Jul 2014 – May 2015 |
| Stingray O-6-15786 | Sabine Oil & Gas Corporation only | Oak Hill (Pettit) | Rusk | 1 | 5.03K | 1.59K | Dec 2020 – Jun 2023 |
| Gist-Howard O-13-22014 | Salmon, Raymond Jr Estate only | Montague County Regular | Montague | 2 | 5.02K | 21 | by Jan 1993 – Aug 2026 |
| Williamson Unit G-6-199910 | Grayrock Energy II, LLC only | Oak Hill (Cotton Valley) | Rusk | 1 | 5K | 695K | Dec 2003 – Nov 2021 |
| Miller -226- O-9-8516 | Recovery Operating LP only | Price (Grayburg) | Reagan | 1 | 5K | 21 | by Jan 1993 – Aug 2026 |
| Ash - A- O-14-6918 | Bradley Operating Co. only | Panhandle Gray County Field | Gray | 1 | 4.98K | 13.6K | Jul 1993 – May 2001 |
| Lindsey O-13-18574 | Herring, Ray only | Young County Regular | Young | 1 | 4.98K | 6.92K | by Jan 1993 – Aug 2003 |
| Christopher O-14-2564 | Oilwell Operators, Inc. only | Panhandle Gray County Field | Gray | 1 | 4.97K | 3.24K | by Jan 1993 – Nov 2022 |
| Dudley Ranch "A" O-9-6740 | Rayco Operating, Inc. only | D-H-B (Palo Pinto) | Runnels | 1 | 4.96K | 21 | by Jan 1993 – Jun 2004 |
| Dean, Ora Lee G-9-165722 | Sequoia Fossil Fuels, Inc. only | Wingate, West (Gray) | Runnels | 1 | 4.94K | 195K | Sep 1997 – Nov 2005 |
| Waddell TR 1 G-10-205775 | Blackbeard Operating, LLC only | Waddell (Grayburg) | Crane | 1 | 4.94K | 179K | Aug 2004 – Mar 2025 |
| Griffin, James, -B- O-8-8827 | Rhodes Drilling Company, Inc. only | Robertson-Griffin (Gray Sand) | Taylor | 1 | 4.93K | 82 | by Jan 1993 – Dec 1999 |
| Bruton, S. O-13-27865 | Richey, Ray Management Co., Inc. only | Alvord, South (Atoka) | Wise | 1 | 4.91K | 607K | by Jan 1993 – Mar 2004 |
| Singleton, D. O-13-20769 | Vortt Exploration Company, Inc. only | Murray, NE. (Congl) | Young | 1 | 4.91K | 40.9K | by Jan 1993 – Jun 2001 |
| Cowden O-10-17307 | Sundown Energy LP only | Donnelly, North (Grayburg) | Ector | 2 | 4.9K | 249K | by Jan 1993 – Oct 1999 |
| Simmonds & Perry G-4-124474 | Suemaur Expl. & Prod., LLC only | Brayton, N. (Vicksburg 9900) | Nueces | 1 | 4.9K | 74.5K | by Jan 1993 – May 1999 |
| Bowers, J. B. "B" O-14-4936 | Oilwell Operators, Inc. only | Panhandle Gray County Field | Gray | 5 | 4.9K | 72.3K | by Jan 1993 – Aug 2026 |
| Minor, A. Gas Unit G-6-170516 | Grayrock Energy II, LLC only | Oak Hill (Cotton Valley) | Rusk | 1 | 4.89K | 1.96M | Aug 1998 – Jul 2026 |
| Baggett Hrs. O-8-28662 | Denton Exploration, Inc. only | Lee Ray (Duffer Lime) | Eastland | 1 | 4.88K | 156K | Jul 1999 – Oct 2016 |
| Ray Gas Unit #2 G-6-211291 | McBee Operating Company, L.L.C. only | Rosewood (Cotton Valley) | Upshur | 1 | 4.88K | 803K | May 2005 – Aug 2026 |
| Tulsita-Ray O-2-10965 | Sydson Energy, Inc. only | Ray (Vicksburg-Hockley) | Bee | 2 | 4.86K | 0 | May 2014 – Jun 2019 |
| Jefferies-Jackson O-8-29339 | Sojourner Drilling Corporation only | Ray Pasture (Swastika) | Jones | 1 | 4.85K | 0 | Jan 2004 – Feb 2006 |
| Ray Corcoran Gas Unit G-3-291787 | Sundown Energy LP only | New Bielau (Wilcox 8700) | Colorado | 1 | 4.85K | 54.4K | Sep 2021 – Mar 2022 |
| Pittard Bend Arch White O-8-31488 | International Western Oil Corp only | Whitley (Gray Sand) | Coleman | 1 | 4.84K | 12.4K | Apr 2014 – Dec 2023 |
| Widmark-Ray G-4-198508 | Stephens Production Company only | Los Torritos, N. | Hidalgo | 1 | 4.84K | 1.75M | Oct 2003 – Oct 2007 |
| Williamson Unit G-6-238634 | Grayrock Energy II, LLC only | Oak Hill (Cotton Valley) | Rusk | 1 | 4.82K | 721K | Jun 2008 – Aug 2026 |
| Sealy-Smith O-8-19173 | Encon Services, Inc. only | J.R.F. (Gray Sand, Lower) | Coleman | 3 | 4.82K | 19.1K | by Jan 1993 – Jun 2004 |
| Stingray G-6-232564 | Sabine Energy Inc. only | Minden (Cotton Valley Cons.) | Rusk | 1 | 4.82K | 948K | Sep 2007 – Aug 2026 |
| Wright O-8-28744 | Valley Petroleum Company only | Whitley (Gray Sand) | Coleman | 1 | 4.82K | 57.6K | Feb 2000 – Aug 2010 |
| Carr O-9-9998 | Randa Operating, Inc. only | John Scott (Grayburg) | Reagan | 1 | 4.82K | 20 | by Jan 1993 – Aug 2026 |
| White & Baker -F- G-10-34497 | Cimarex Energy Co. only | White & Baker (Grayburg 2000) | Pecos | 1 | 4.82K | 1.2M | by Jan 1993 – Feb 2016 |