| Ray "A" O-10-24800 | Burk Royalty Co., Ltd. only | Conger (Penn) | Sterling | 24 | 74.8K | 4.96M | by Jan 1993 – Aug 2026 |
| Parker "C" O-10-28596 | Reverence Operating LLC only | Parker (Grayburg, San Andres) | Andrews | 2 | 74.7K | 20 | by Jan 1993 – Aug 2026 |
| Gray 352 G-14-282696 | Mewbourne Oil Company only | Lipscomb, S.E. (Cleveland) | Lipscomb | 1 | 74.7K | 324K | Aug 2014 – Aug 2026 |
| Von Blucher G-4-130241 | Devon Energy Production Co, L.P. only | Brayton, N. (Vicksburg 11,500) | Nueces | 1 | 74.5K | 1.09M | by Jan 1993 – Oct 2008 |
| Buchanan, Raymond O-3-11582 | Wildfire Energy Operating LLC only | Kurten (Woodbine) | Brazos | 2 | 74.5K | 67.2K | by Jan 1993 – May 2023 |
| O'Brien O-14-4065 | Bce-Mach III LLC only | Panhandle Gray County Field | Gray | 4 | 74.2K | 87.2K | by Jan 1993 – Aug 2026 |
| Harrah, W. W. O-14-564 | Large Operating LLC only | Panhandle Gray County Field | Gray | 13 | 74.2K | 214K | by Jan 1993 – Jul 2026 |
| Gray Unit "22" O-10-40414 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 1 | 74.1K | 134K | Aug 2010 – Aug 2026 |
| Murray "K" O-10-33443 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 1 | 74.1K | 171K | by Jan 1993 – Jul 2025 |
| Morse, J. S. -A- O-14-437 | Rio Petroleum, Inc. only | Panhandle Gray County Field | Gray | 5 | 73.8K | 130K | by Jan 1993 – Aug 2026 |
| Golladay, B. W. O-10-21356 | Bluestem Energy Holdings, LLC only | Azalea (Grayburg) | Midland | 9 | 73.8K | 21 | by Jan 1993 – Oct 2012 |
| Chapman, A. -a- NCT-1 O-14-1532 | Diamond S Energy Company only | Panhandle Gray County Field | Gray | 3 | 73.8K | 67.2K | by Jan 1993 – Aug 2026 |
| Rutland O-8-21810 | 3 S Production, Inc. only | Grand Old Oplin (Gray) | Callahan | 8 | 73.7K | 104K | by Jan 1993 – Aug 2026 |
| Morse -B- O-14-187 | Bradley Operating Co. only | Panhandle Gray County Field | Gray | 6 | 73.5K | 2.73K | by Jan 1993 – Aug 2026 |
| Traylor Estate G-2-239970 | Faulconer Energy, LLC only | El Toro Bueno (AY-3) | Jackson | 1 | 73.2K | 1.61M | Aug 2008 – Jun 2024 |
| Davis, W. T. O-1-1679 | Delray Oil, Inc. only | Spiller | Caldwell | 16 | 73K | 157K | by Jan 1993 – Aug 2026 |
| Bull, Bruce O-14-282 | Pantera Energy Company only | Panhandle Gray County Field | Gray | 5 | 73K | 102K | by Jan 1993 – Aug 2026 |
| Davis "D" O-8-25633 | Grayrock Energy II, LLC only | Windham (Gardner) | Shackelford | 1 | 72.6K | 38.3K | by Jan 1993 – Feb 2025 |
| Abby O-10-32876 | HI - Mountain Energy Corporation only | Phoenix (Grayburg) | Martin | 4 | 72.5K | 16.3K | by Jan 1993 – Dec 2004 |
| J.L. Brunson "C" O-9-17079 | Memorial Production Oper. LLC only | Bronte (Stray Sand) | Coke | 1 | 72.2K | 62.2K | Jan 2010 – Oct 2012 |
| Stingray G-10-287504 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Ward | 1 | 71.8K | 453K | Nov 2017 – Aug 2026 |
| Ray Ann Alford Unit O-3-25647 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 71.8K | 12 | Aug 2010 – Jul 2026 |
| Gray G-14-283802 | Mewbourne Oil Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 71.8K | 445K | Dec 2017 – Aug 2026 |
| Gray Unit G-13-273303 | Scout Energy Management LLC only | Newark, East (Barnett Shale) | Montague | 1 | 71.7K | 820K | Feb 2014 – Aug 2026 |
| Vera Murray 18/71 A O-14-9862 | Mewbourne Oil Company only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 71.4K | 266K | Jan 2025 – Aug 2026 |
| Chalk, Otis /EO/ O-10-42211 | Grayrock Energy II, LLC only | Howard Glasscock (Consolidated) | Howard | 7 | 71.4K | 22.7K | Dec 2011 – Aug 2026 |
| Holmes, A. O-14-309 | Ponderosa TX Operating LLC only | Panhandle Gray County Field | Gray | 1 | 70.9K | 177 | by Jan 1993 – Aug 2026 |
| Sanray G-3-212146 | Arcadia Operating, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 70.5K | 2.66M | Jul 2005 – Mar 2025 |
| Black Stone Get Rhythm O-3-25949 | Davis Southern Operating Co LLC only | Patricia Ray, East (1ST Yegua) | Polk | 1 | 70.1K | 9.38K | Jun 2012 – Jan 2025 |
| Abell, South /Grayburg/ Unit O-10-21054 | Molder, Tom only | Abell, South (Grayburg) | Pecos | 20 | 69.9K | 184K | by Jan 1993 – Jan 2016 |
| Traylor, Gene C. et al "A" O-2-7625 | Fredco only | Laura (7450) | Jackson | 1 | 69.4K | 26.7K | by Jan 1993 – Mar 2010 |
| Parker, James E. & H. T. O-14-2009 | Helton Petroleum only | Panhandle Gray County Field | Gray | 1 | 69.2K | 95 | by Jan 1993 – Jul 2026 |
| Gray, J. F. O-2-7400 | Roma Oil and Gas, Inc. only | Oakville | Live Oak | 1 | 69K | 35 | by Jan 1993 – Jul 2016 |
| Jenney O-14-3981 | Bce-Mach III LLC only | Panhandle Gray County Field | Gray | 10 | 68.9K | 35.9K | by Jan 1993 – Aug 2026 |
| Barrett O-14-253 | Oilwell Operators, Inc. only | Panhandle Gray County Field | Gray | 4 | 68.8K | 310K | by Jan 1993 – Aug 2026 |
| Edwards-Brown -B- O-10-28930 | Baker Operating, Inc. only | Double -H- (Grayburg) | Ector | 3 | 68.8K | 114K | by Jan 1993 – Aug 2026 |
| Hooks Ranch Unit -A- O-8-13248 | Grayrock Energy II, LLC only | Callahan County Regular | Callahan | 8 | 68.6K | 42 | by Jan 1993 – Jul 2024 |
| McMurray 45 O-10-36632 | Black Arrow Operating, LLC only | Spraberry (Trend Area) | Martin | 3 | 68.6K | 84.5K | Mar 2001 – Aug 2026 |
| Ray, Lee O-8-28705 | Safari Resources, LLC only | Lee Ray (Caddo) | Stephens | 4 | 68.6K | 166K | Oct 1999 – Apr 2018 |
| Shelton, Lee O-8-14679 | Rayco Operating, Inc. only | Taylor County Regular | Taylor | 5 | 68.3K | 87.7K | by Jan 1993 – Apr 2006 |
| Archer, W. C. O-14-568 | Exxcel Production Company only | Panhandle Gray County Field | Gray | 12 | 68.3K | 487K | by Jan 1993 – Aug 2026 |
| Faulkner, Siler O-14-390 | Ponderosa TX Operating LLC only | Panhandle Gray County Field | Gray | 10 | 68.1K | 132K | by Jan 1993 – Aug 2026 |
| Dowdy, A. E. O-1-2716 | Delray Oil, Inc. only | Darst Creek (Buda) | Guadalupe | 22 | 68K | 48.6K | by Jan 1993 – Jul 2026 |
| Jarvis, Raymond G-14-268203 | Mewbourne Oil Company only | Pan Petro (Cleveland) | Ochiltree | 1 | 68K | 1.11M | Nov 2012 – Jun 2026 |
| Mallett G-3-177580 | Amrwr, LLC only | Raywood, W. (Cook Mountain) | Liberty | 1 | 67.9K | 11.4M | Jun 2000 – Feb 2020 |
| Castleberry, W. N. O-14-686 | Exxcel Production Company only | Panhandle Gray County Field | Gray | 6 | 67.9K | 53.7K | by Jan 1993 – Aug 2026 |
| Worley, P. A. O-14-420 | Black's Oil & Gas only | Panhandle Gray County Field | Gray | 7 | 67.5K | 158K | by Jan 1993 – Jul 2026 |
| Davidson, Myrtle O-14-675 | Petco Energy Corporation only | Panhandle Gray County Field | Gray | 2 | 67.4K | 13.3K | by Jan 1993 – Aug 2026 |
| Adams-Gray Unit O-8-11075 | S.B. Street Operating, Inc. only | Sojourner (4600) | Haskell | 5 | 67.3K | 4.07K | by Jan 1993 – May 2019 |
| Young, J. W. -A- O-9-4070 | Digital Operating Company LLC only | Price (Grayburg) | Reagan | 7 | 67.1K | 66.1K | by Jan 1993 – Jun 2026 |