| Lanier -A- O-13-2062 | Davis, Kelly J. only | Cooke County Regular | Cooke | 2 | 19.9K | 21 | Jan 1993 – Apr 2026 |
| Northington-Shwab G-3-298428 | Ricochet Energy, Inc. only | Egypt (Cook MTN) | Wharton | 1 | 19.8K | 931K | Dec 2024 – Apr 2026 |
| Cook-Clemons GU G-4-183731 | Merit Energy Company only | Monte Christo, N. (Vicksburg T) | Hidalgo | 1 | 19.8K | 5.23M | Apr 2001 – Aug 2022 |
| Pautler O-13-2245 | V & H Oil, L.P. only | Cooke County Regular | Cooke | 6 | 19.8K | 19 | Jan 1993 – Apr 2026 |
| Merchant, A., -D- O-3-9205 | Quail Creek Oil Corporation only | Hull (Cook Mountain) | Liberty | 1 | 19.7K | 13.2K | Jan 1993 – Jul 2006 |
| Vik, Allan O-13-18965 | Felderhoff Production Company only | Cooke County Regular | Cooke | 3 | 19.7K | 22 | Jan 1993 – Jun 2012 |
| Lemaster, G. A. O-13-16172 | Felderhoff Production Company only | Cooke County Regular | Cooke | 3 | 19.7K | 21 | Jan 1993 – Jul 2021 |
| Cook O-8-28620 | Glahn Resources, Inc. only | Jasper-Glahn (Bend) | Shackelford | 1 | 19.5K | 22.1K | Mar 1999 – Apr 2026 |
| J.T. Cook O-13-31522 | Proco Operating Co., Inc. only | Newark, East (Barnett Shale) | Palo Pinto | 1 | 19.5K | 763K | Sep 2009 – Feb 2021 |
| Cook G-5-136113 | Basa Resources, Inc. only | Eileen Sullivan (Glen Rose) | Leon | 1 | 19.5K | 697K | Jan 1993 – Sep 2008 |
| Cook-Clemons GU G-4-181805 | Merit Energy Company only | Monte Christo, N(vicksburg T LO) | Hidalgo | 1 | 19.5K | 6.4M | Dec 2000 – Jun 2009 |
| Nail '136' O-8-32289 | Bluff Creek Petroleum, LLC only | Nail Tract 20 (Cook Sand) | Shackelford | 3 | 19.4K | 0 | Nov 2018 – Apr 2026 |
| W. I. Cook Childrens Hospital O-8-28955 | American Energy Texas Inc only | V.M. (Flippen) | Fisher | 1 | 19.3K | 0 | Feb 2001 – Aug 2020 |
| Wheless G-3-238402 | Ballard Exploration Company,inc. only | Alco-Mag (Cook Mt. 2 8900) | Harris | 1 | 19.2K | 1.16M | Apr 2008 – Dec 2014 |
| King "B" O-13-22570 | WFW Production Company, Inc. only | Cooke County Regular | Cooke | 5 | 19.2K | 19 | Jan 1993 – Jul 2025 |
| Cook 85-60 Pooled Unit O-8-30140 | Stasney Well Service, LLC only | Shackelford County Regular | Shackelford | 7 | 19.1K | 7 | Jun 2008 – Apr 2026 |
| Carson-Davis Unit O-13-17434 | Ford, R. J. Inc. only | Cooke County Regular | Cooke | 2 | 19.1K | 21 | Jan 1993 – Apr 2026 |
| Winstead -B- O-13-2130 | Ski Production, LLC only | Cooke County Regular | Cooke | 2 | 19K | 19 | Jan 1993 – Apr 2026 |
| Bond Farms O-13-30875 | Reed Production, Inc. only | Cooke County Regular | Cooke | 1 | 18.9K | 0 | Oct 2007 – Apr 2026 |
| Imperial G-3-244402 | Choice Exploration, Inc. only | Buye (Lower Cook Mtn. 3) | Liberty | 1 | 18.9K | 329K | Oct 2007 – Feb 2014 |
| Newell Sec. 86N O-8-7067 | CDJ Oil Company, LLC only | Cook Ranch | Shackelford | 5 | 18.9K | 85 | Jan 1993 – Feb 2026 |
| Trew, R. W. et UX O-13-26696 | Richland Energy, Inc. only | Cooke County Regular | Cooke | 2 | 18.8K | 144 | Jan 1993 – Dec 2023 |
| Gruy O-4-11822 | Hughes, Dan A. Company only | Bennett Ranch (3RD Cook Mtn.) | Duval | 3 | 18.8K | 10.5K | Jan 1993 – Apr 2003 |
| Dillon, Don et Al O-3-25134 | Anadarko E&P Onshore LLC only | Cooks Point (Woodbine) | Burleson | 1 | 18.8K | 54.4K | Mar 2008 – Mar 2015 |
| Cook 21 O-10-43182 | Apache Corporation only | Jailhouse (Fusselman) | Glasscock | 1 | 18.7K | 163K | Aug 2012 – Aug 2018 |
| Bugg, A. L. O-13-10956 | St. Cajetan Oil Company, LLC only | Cooke County Regular | Cooke | 4 | 18.6K | 1.46K | Jan 1993 – Apr 2026 |
| Cooke, J. W. Unit 2 G-6-232969 | R. Lacy Services, Ltd. only | Carthage (Cotton Valley) | Panola | 1 | 18.6K | 1.11M | Dec 2007 – Apr 2026 |
| Callarman O-8-22618 | Interstate Explorations LLC only | Katlaco-Cook (Miss) | Eastland | 2 | 18.6K | 86.9K | Jan 1993 – Jun 2023 |
| Morris O-8-24538 | Fourcooks Oil & Gas, LLC only | Brown (Caddo) | Throckmorton | 1 | 18.6K | 28K | Jan 1993 – Apr 2026 |
| Cartwright Ranch G-2-287919 | Royal Production Company, Inc. only | Mount Lucas (Cook Mtn. 5800) | Live Oak | 1 | 18.5K | 754K | Jul 2019 – Oct 2021 |
| Cartwright Ranch G-2-288776 | Royal Production Company, Inc. only | Mount Lucas (Cook Mtn. 5800) | Live Oak | 1 | 18.4K | 905K | Dec 2019 – Sep 2022 |
| Jones, G.H. Est. O-6-13559 | Cook Exploration Co. only | Willow Springs (Travis Peak) | Gregg | 1 | 18.4K | 216K | Aug 1996 – Jan 2020 |
| Wilson Est. O-13-30466 | Triple G Well Service, Inc. only | Cooke County Regular | Cooke | 2 | 18.3K | 0 | Jul 2005 – Apr 2026 |
| Nelson Trust G-3-142921 | Greenhill Petroleum Corporation only | Numbat (LY-6 Cook Mountain) | Liberty | 1 | 18.1K | 72K | Jan 1993 – Dec 1994 |
| Cook, L.D. O-3-16273 | Kouatli, Aiman M. only | Giddings (Austin Chalk-3) | Burleson | 1 | 18.1K | 255 | Jan 1993 – Mar 2026 |
| Daniel, Bill Governor G-3-182329 | B & G Energy Corporation only | Martha, East (Cook Mt. 9225 Sd.) | Liberty | 1 | 18.1K | 752K | Jan 2001 – Dec 2007 |
| Evans O-13-9065 | WFW Production Company, Inc. only | Cooke County Regular | Cooke | 2 | 18.1K | 375 | Jan 1993 – Apr 2026 |
| Ideus O-2-8540 | Coastline Exploration, Inc. only | Gottschalt (Cook Mountain) | Goliad | 1 | 18.1K | 25K | Jan 2000 – Jun 2002 |
| Inglish, W. B. O-13-13096 | Triple G Well Service, Inc. only | Cooke County Regular | Cooke | 5 | 18.1K | 97 | Jan 1993 – Apr 2026 |
| Cook 145 O-8-29336 | Stasney Well Service, LLC only | Cook Ranch (Miss.) | Shackelford | 1 | 18K | 37.7K | Dec 2003 – Apr 2026 |
| Plumlee, I. O-13-26495 | Felderhoff Production Company only | Cooke County Regular | Cooke | 2 | 17.9K | 20 | Jan 1993 – Apr 2026 |
| Weems, Jimmy R. O-13-21261 | Jet-Star Co. only | Cooke County Regular | Cooke | 4 | 17.8K | 32 | Jan 1993 – Aug 2009 |
| West, N. E. O-13-12594 | Xyz Oil, Inc. only | Cooke County Regular | Cooke | 2 | 17.8K | 1.48K | Jan 1993 – Mar 2026 |
| Solomon -F- O-13-2262 | Mountain Creek Oil Company, Inc. only | Cooke County Regular | Cooke | 12 | 17.8K | 15 | Jan 1993 – Apr 2026 |
| Martin, J.C. (Buffalo) O-1-5663 | Fletcher Operating, LLC only | Cooke, West (Olmos) | La Salle | 1 | 17.8K | 154K | Jan 1993 – Feb 2022 |
| Maggie O-9-16385 | Sawyer Oil & Gas LLC only | F & H, East (Cook) | Menard | 2 | 17.8K | 0 | Nov 2007 – Jul 2024 |
| Driscoll Foundation O-4-11826 | Vision Oil and Gas LLC only | Bennett Ranch (3RD Cook Mtn.) | Duval | 1 | 17.8K | 6.72K | Jan 1993 – Jul 2025 |
| Cook, Braden "B" O-3-20807 | Trivista Operating LLC only | Serbin (Taylor Sand) | Lee | 1 | 17.7K | 5.39K | Jan 1993 – Sep 2014 |
| Cooke, J.W. Unit 1 G-6-174227 | R. Lacy Services, Ltd. only | Carthage (Cotton Valley) | Panola | 1 | 17.6K | 958K | Jul 1999 – May 2013 |
| Randall O-13-29820 | Reed Production, Inc. only | Cooke County Regular | Cooke | 1 | 17.6K | 0 | Oct 2000 – Apr 2026 |