| Short O-14-197 | Bce-Mach III LLC only | Panhandle Gray County Field | Gray | 3 | 28.7K | 7.68K | by Jan 1993 – May 2022 |
| Yturria L & C Co. NCT-2 O-4-12528 | Cody Energy LLC only | Raymondville (a- 5) | Willacy | 1 | 28.7K | 11.7K | Dec 1995 – Sep 2001 |
| Pigg, W. E. O-10-21083 | Bluestem Energy Holdings, LLC only | Azalea (Grayburg) | Midland | 1 | 28.6K | 569 | by Jan 1993 – Oct 2012 |
| Jordan O-4-10489 | Ellsworth, H. P. O&G Properties only | La Gloria (6500 Stray) | Jim Wells | 2 | 28.5K | 135K | by Jan 1993 – Jun 2018 |
| Traylor, Maude B. O-2-1839 | Cimarex Energy Co. of Colorado only | Olivia (7500, Upper) | Calhoun | 2 | 28.4K | 201K | by Jan 1993 – Jan 2004 |
| Pope, Dave O-14-565 | Large Operating LLC only | Panhandle Gray County Field | Gray | 12 | 28.4K | 266K | by Jan 1993 – Jul 2022 |
| Salmon -B- O-13-19580 | Salmon, Raymond Jr Estate only | Montague County Regular | Montague | 7 | 28.3K | 21 | by Jan 1993 – Aug 2026 |
| Barrett, C. S. O-14-624 | Borger Resources 2 LLC only | Panhandle Gray County Field | Gray | 8 | 28.3K | 121K | by Jan 1993 – May 2026 |
| Pittard Bend Arch Red O-8-31804 | International Western Oil Corp only | Whitley (Gray Sand) | Coleman | 2 | 28.3K | 47K | Jan 2015 – Aug 2026 |
| Gray, Emma D. O-10-34649 | Pioneer Natural Res. USA, Inc. only | Virey (Consolidated) | Midland | 1 | 28.3K | 47.1K | Oct 1995 – Jun 2018 |
| Emil O-14-5857 | Hess Production only | Panhandle Gray County Field | Gray | 2 | 28.2K | 156K | by Jan 1993 – Jan 2024 |
| Boothe, T. B. O-9-8408 | Turner Production only | Barnhart (Grayburg) | Reagan | 5 | 28K | 24 | by Jan 1993 – Aug 2026 |
| Lowry -A- O-13-17103 | Raymond's Operating, Inc. only | Wichita County Regular | Wichita | 6 | 27.9K | 284 | by Jan 1993 – Sep 2016 |
| Adelaide Unit O-13-28891 | Herring, Ray only | Street (Caddo) | Jack | 1 | 27.7K | 60.8K | Jan 1995 – Jan 2000 |
| Maude B. Traylor G-2-251312 | Silverbrook Operating, LLC only | Maude B. Traylor (F-41-61, Deep) | Calhoun | 1 | 27.7K | 1.17M | May 2008 – Oct 2016 |
| Traylor, Maude B. G-2-106827 | White Marlin Operating Co, LLC only | Maude B. Traylor (F-41-61, Deep) | Calhoun | 1 | 27.6K | 574K | by Jan 1993 – Apr 2020 |
| Traylor, Alma V O-2-8131 | Neg Operating LLC only | Provident City (Yegua -N-) | Lavaca | 1 | 27.6K | 16K | Dec 1995 – Apr 2002 |
| Davis, H. M. O-14-429 | H-D Operating Services L.L.C. only | Panhandle Gray County Field | Gray | 7 | 27.5K | 20.6K | by Jan 1993 – Aug 2026 |
| Jensen, Ray Estate O-3-23674 | Kaiser-Francis Oil Company only | Giddings (Austin Chalk-3) | Lee | 1 | 27.5K | 108K | Apr 1999 – Dec 2023 |
| Franklin, Gene O-8-5647 | Scott Operating, Inc. only | Franklin (Moutray) | Taylor | 5 | 27.5K | 93 | by Jan 1993 – May 2026 |
| Bowers, J. B. O-14-415 | Exxcel Production Company only | Panhandle Gray County Field | Gray | 4 | 27.5K | 317K | by Jan 1993 – Aug 2026 |
| Herber, Anna O-14-518 | Pantera Energy Company only | Panhandle Gray County Field | Gray | 6 | 27.4K | 178K | by Jan 1993 – Mar 2023 |
| Ray, L. C. O-6-13109 | Cinron Energy, LLC only | Fulton-Forgotson (Pettit) | Smith | 1 | 27.4K | 69.6K | by Jan 1993 – Apr 1998 |
| Barbara O-10-32733 | Endeavor Energy Resources L.P. only | Phoenix, South (Grayburg) | Martin | 6 | 27.3K | 22 | by Jan 1993 – Jan 2000 |
| Waggoner -FG- O-13-6832 | Burk Royalty Co., Ltd. only | Grayback (Strawn) | Wilbarger | 1 | 27.3K | 20 | by Jan 1993 – Aug 2026 |
| Texfel Petroleum Corp. O-9-9454 | Clear Fork, Incorporated only | Ray (Cisco) | Coke | 1 | 27.2K | 123 | by Jan 1993 – Jun 2013 |
| Carroll-Bsmc O-3-26286 | Arcadia Operating, LLC only | Patricia Ray (1ST Yegua) | Polk | 2 | 27.1K | 6K | Jan 2014 – Mar 2019 |
| Read O-14-2709 | Ponderosa TX Operating LLC only | Panhandle Gray County Field | Gray | 20 | 27.1K | 189K | by Jan 1993 – Aug 2026 |
| Ray "B" O-10-24877 | Stanolind Production LLC only | Conger (Penn) | Sterling | 7 | 27.1K | 1.28M | by Jan 1993 – Jan 2016 |
| Cab -A- O-14-344 | Bradley Operating Co. only | Panhandle Gray County Field | Gray | 3 | 27.1K | 54.7K | by Jan 1993 – Aug 2026 |
| Harrah O-14-294 | Helton, Pat A. & Alberta only | Panhandle Gray County Field | Gray | 15 | 27.1K | 163K | by Jan 1993 – Aug 2026 |
| Foster O-8-30739 | CDJ Oil Company, LLC only | Humphrey Gray | Jones | 1 | 27K | 0 | Aug 2010 – Apr 2022 |
| Big Lake Unit O-9-4745 | Floyd, Timber Inc. only | John Scott (Grayburg) | Reagan | 1 | 26.8K | 90 | by Jan 1993 – Oct 2016 |
| Noel O-14-238 | Petco Energy Corporation only | Panhandle Gray County Field | Gray | 7 | 26.8K | 69.5K | by Jan 1993 – Aug 2026 |
| Traylor, Maude B. 'B' G-2-159322 | Frostwood Energy, LLC only | Maude B. Traylor, North (78-A) | Calhoun | 1 | 26.8K | 307K | Jun 1996 – Feb 2017 |
| Bray a Unit G-13-273442 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Montague | 1 | 26.8K | 1.07M | May 2010 – Aug 2026 |
| University "49-5" O-9-11225 | Digital Operating Company LLC only | Price (Grayburg) | Reagan | 2 | 26.8K | 45.1K | by Jan 1993 – Oct 2025 |
| Scott -C- O-9-8767 | Randa Operating, Inc. only | John Scott (Grayburg) | Reagan | 3 | 26.7K | 22K | by Jan 1993 – Aug 2026 |
| Andy O-14-2865 | S & W Oil & Gas, LLC only | Panhandle Gray County Field | Gray | 10 | 26.7K | 93.3K | by Jan 1993 – Aug 2026 |
| Anp -137- O-8-28331 | Richey, Ray Management Co., Inc. only | Swenson (Caddo) | Throckmorton | 1 | 26.6K | 24.4K | Dec 1997 – Feb 2003 |
| Phoenix O-14-8799 | Black Sheep Operating, LLC only | Panhandle Gray County Field | Gray | 11 | 26.6K | 35.6K | Dec 2013 – Jul 2026 |
| Jackson O-14-2767 | Pantera Energy Company only | Panhandle Gray County Field | Gray | 8 | 26.6K | 47K | by Jan 1993 – Apr 2015 |
| Brand Jones O-8-30710 | D.J. & T. Energy only | Five Hawks (Gray) | Coleman | 1 | 26.5K | 191K | Apr 2011 – Mar 2022 |
| Yturria L&C Co. NCT-2 G-4-117983 | Apollo Petro Fuels LLC only | Raymondville (Consolidated) | Willacy | 1 | 26.5K | 1.6M | by Jan 1993 – Jan 2019 |
| Worley -B- O-14-7308 | Petco Energy Corporation only | Panhandle Gray County Field | Gray | 8 | 26.5K | 297K | Mar 1999 – Aug 2026 |
| Melton -A- O-14-2909 | Oilwell Operators, Inc. only | Panhandle Gray County Field | Gray | 5 | 26.4K | 250K | by Jan 1993 – Aug 2026 |
| Combs, Albert -A- O-14-2680 | Petco Energy Corporation only | Panhandle Gray County Field | Gray | 8 | 26.4K | 87.4K | by Jan 1993 – Aug 2026 |
| Compton O-8-24841 | Benson & Schoen Oil Co., Inc. only | Lew (Upper Gray) | Taylor | 7 | 26.3K | 160K | by Jan 1993 – Oct 2001 |
| Archer, W. C. O-14-623 | Petco Energy Corporation only | Panhandle Gray County Field | Gray | 3 | 26.3K | 30K | by Jan 1993 – Jun 2026 |
| Catlin -B- O-14-252 | S & W Oil & Gas, LLC only | Panhandle Gray County Field | Gray | 3 | 26.3K | 76.7K | by Jan 1993 – Aug 2026 |