| Waddell, W.N. G-10-171357 | Burlington Res O & G Co-Midland only | Waddell (Grayburg) | Crane | 1 | 3.22K | 103K | Jun 1998 – Nov 2014 |
| Floyd, Lillie O-13-24412 | Grayson Petroleum Company only | Collinsville, East (Strawn 3600) | Grayson | 1 | 3.21K | 17 | by Jan 1993 – Oct 1997 |
| Morris, J.l."c" O-13-29392 | Richey, Ray Management Co., Inc. only | Meander, South (Congl.) | Wise | 1 | 3.19K | 74.1K | Nov 1997 – Jan 2011 |
| Bascla O-14-453 | Phillips Petroleum Company only | Panhandle Gray County Field | Gray | 2 | 3.18K | 4.08K | by Jan 1993 – Oct 1995 |
| Osborne, Cinco O-14-2783 | Ponderosa TX Operating LLC only | Panhandle Gray County Field | Gray | 7 | 3.18K | 26.2K | by Jan 1993 – Apr 2008 |
| Thomasma, Ray J. G-4-255866 | Hilcorp Energy Company only | Zwebb (10350) | Webb | 1 | 3.17K | 2.19M | Apr 2010 – Jan 2018 |
| Murray G-5-200457 | Palmer Petroleum Inc. only | Edom (Cotton Valley) | Van Zandt | 1 | 3.17K | 359K | Dec 2003 – Nov 2010 |
| Waggoner Grayback PB O-13-34355 | Waggoner Operating, L.L.C. only | Wilbarger County Regular | Wilbarger | 1 | 3.16K | 0 | Nov 2024 – Aug 2026 |
| Wolters "G" O-9-14378 | Kindred Petroleum Company only | John Scott (Grayburg) | Reagan | 1 | 3.14K | 0 | Jun 1996 – Jun 2002 |
| Cook G-14-189889 | Raydon Exploration, Inc. only | Laketon (Granite Wash Consol.) | Gray | 1 | 3.14K | 325K | Jan 2002 – Sep 2003 |
| Eaton 2 O-8-25979 | Woodygreen Resources, LLC only | Wildfire (Gray) | Callahan | 1 | 3.13K | 20 | by Jan 1993 – Mar 2000 |
| Hart O-8-30829 | Grayrock Energy II, LLC only | Flowers (Canyon Sand) | Stonewall | 1 | 3.13K | 0 | Nov 2011 – Aug 2026 |
| Gray Gas Unit G-6-151093 | TGNR East Texas II LLC only | Oak Hill (Cotton Valley) | Rusk | 1 | 3.13K | 1.53M | Aug 1994 – Jun 2004 |
| Westbrook, Ray O-13-22891 | Westbrook Oil & Gas Co. Inc. only | Custer City (Bruhlmyer) | Cooke | 2 | 3.13K | 57 | by Jan 1993 – Sep 1999 |
| Gray Gas Unit G-6-78209 | Samson Lone Star, LLC only | Oak Hill (Cotton Valley) | Rusk | 1 | 3.12K | 1.72M | by Jan 1993 – Dec 2012 |
| Traylor, Maude B. G-2-211823 | Silverbrook Operating, LLC only | Maude B. Traylor (7700) | Calhoun | 1 | 3.12K | 403K | Mar 2005 – Aug 2026 |
| Palmer Boone O-13-27656 | Herring, Ray only | Dana, East (Miss) | Archer | 1 | 3.12K | 31 | by Jan 1993 – Apr 2005 |
| Cox, E. S. O-8-2972 | Grayrock Energy II, LLC only | Lake Trammel (Strawn Reef) | Nolan | 3 | 3.12K | 1.32K | by Jan 1993 – Aug 2001 |
| Ward, E. J. G-8-17919 | Anderson Production only | Lee Ray (Duffer Lime) | Eastland | 1 | 3.12K | 28.2K | by Jan 1993 – Aug 2026 |
| Scott Foundation 59 Gas Unit G-1-128517 | Simray Operating Corp. only | Bonne Terre (Middle House 8) | McMullen | 1 | 3.12K | 1.75M | by Jan 1993 – Aug 1996 |
| Thomasma, Ray J. G-4-218679 | Hilcorp Energy Company only | Aviators S. (9450) | Webb | 1 | 3.11K | 1.37M | Oct 2005 – Aug 2009 |
| Onnie Ray O-3-25915 | Leexus Oil LLC only | Giddings (Austin Chalk-3) | Lee | 1 | 3.11K | 202K | Oct 2011 – Jan 2017 |
| Vick, Floyd Ray G-8-258918 | Petex only | Little Cedar (Upper Strawn) | Stephens | 1 | 3.1K | 36.5K | Aug 2010 – Sep 2021 |
| Hutchings, J. Unit G-6-174363 | Grayrock Energy II, LLC only | Oak Hill (Cotton Valley) | Rusk | 1 | 3.08K | 1.7M | Sep 1999 – May 2026 |
| Scarlett "D" O-8-17514 | Ray Herring Estate only | Stephens County Regular | Stephens | 4 | 3.08K | 48 | by Jan 1993 – Aug 2015 |
| Nora O-14-5777 | Nora Company only | Panhandle Gray County Field | Gray | 2 | 3.07K | 96.5K | by Jan 1993 – Jan 2013 |
| Ray, George G-2-132744 | North Lake Resources LLC only | Pettus, E. (Reklaw) | Goliad | 1 | 3.07K | 330K | by Jan 1993 – Feb 2014 |
| Quest O-8-25338 | Brahman Oil, Inc only | St. Anthony (Gray) | Callahan | 1 | 3.07K | 228 | by Jan 1993 – Aug 2001 |
| Embar O-10-39756 | Conocophillips Company only | Andector (Grayburg) | Ector | 2 | 3.06K | 0 | Jan 2013 – Apr 2017 |
| Ellwood O-10-26779 | Perry Producing Company, Inc. only | Ray Albaugh (Wolfcamp) | Mitchell | 1 | 3.05K | 47 | by Jan 1993 – Apr 1997 |
| Gray, B. B. Estate Unit G-6-72337 | TGNR East Texas II LLC only | Oak Hill (Cotton Valley) | Rusk | 1 | 3.05K | 2.13M | by Jan 1993 – Aug 2026 |
| University 12-1 O-9-15130 | Kindred Petroleum Company only | Weger, West (Grayburg) | Reagan | 1 | 3.02K | 0 | Jan 2001 – Apr 2007 |
| Ward, E. J. G-8-217392 | Anderson Production only | Lee Ray (Ranger) | Eastland | 1 | 3.01K | 60.7K | Jul 2006 – Aug 2026 |
| Vaquillas Ranch E G-4-161172 | Conocophillips Company only | Gato Creek, SE (Wilcox Stray) | Webb | 1 | 3.01K | 186K | Aug 1996 – Feb 2005 |
| CD O-11-63925 | Gray, Gordon Operator only | HCL (Wichita Albany) | Garza | 1 | 3.01K | 197 | by Jan 1993 – Feb 2000 |
| McCarty "A" O-8-24671 | Vista Resources, Inc. (A) only | Grand Old Oplin (Gray) | Callahan | 1 | 3.01K | 5.19K | by Jan 1993 – Apr 1998 |
| State FX O-10-37598 | Rubio Oil, LLC only | Triple-N (Grayburg) | Andrews | 1 | 3K | 0 | Nov 2005 – Feb 2017 |
| Traylor, Maude B. "B" G-2-167060 | Burlington Resources Oil&gas Co. only | Maude B. Traylor, North (80) | Calhoun | 1 | 2.99K | 27.1K | Jul 1997 – Feb 1998 |
| Alford O-7-7210 | Graystone Energy Corporation only | East Texas | Rusk | 3 | 2.99K | 11 | Jun 1993 – May 2012 |
| Yturria, Frank D. G-4-179927 | Cody Energy LLC only | Raymondville (Consolidated) | Willacy | 1 | 2.99K | 497K | Jul 2000 – Dec 2003 |
| Paysinger, W. H. O-1-3893 | Bridger Oil Inc. only | Independence (Stray 3350) | Zavala | 1 | 2.98K | 92 | by Jan 1993 – Nov 2000 |
| Hutchings, J. Unit G-6-174896 | Grayrock Energy II, LLC only | Oak Hill (Cotton Valley) | Rusk | 1 | 2.98K | 1.34M | Sep 1999 – Aug 2026 |
| Ray B G-10-152083 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 1 | 2.97K | 258K | Dec 1994 – Aug 2026 |
| Vergara-Rayzor Gas Unit G-4-120276 | Conoco Inc. only | Venada (9800) | Webb | 1 | 2.97K | 276K | by Jan 1993 – May 1997 |
| Stallings O-13-20743 | Richey, Ray Management Co., Inc. only | Park Springs, S. (Caddo Congl.) | Wise | 2 | 2.95K | 68.4K | by Jan 1993 – Oct 2003 |
| Parsons, I. M. "L" O-8-26883 | Sun-Key Oil Co., Inc. only | Parsons (Gray) | Callahan | 1 | 2.95K | 1.36K | Apr 1993 – Feb 1997 |
| Arco O-9-5662 | Bustos, Martin Oil only | C-M-R (Grayburg) | Upton | 6 | 2.94K | 13 | by Jan 1993 – Feb 2011 |
| Bray, Ealen -SJ- O-1-4513 | Oil, Gas, Etc. LLC only | Pena Creek (San Miguel 3RD) | Dimmit | 5 | 2.94K | 34.7K | by Jan 1993 – Oct 2015 |
| Wilder, Raymond O-8-17459 | T.D. Energy only | Huddleston (Strawn Sand) | Jones | 1 | 2.93K | 20 | Sep 1997 – Dec 2001 |
| Clay O-14-459 | Conocophillips Company only | Panhandle Gray County Field | Gray | 8 | 2.93K | 12.1K | by Jan 1993 – Aug 1994 |