| Driscoll Foundation O-4-11800 | Home Petroleum Corp. only | Bennett Ranch (3RD Cook Mtn.) | Duval | 4 | 57K | 75.6K | Jan 1993 – Feb 2026 |
| Apache Corporation G-3-185400 | Cobra Oil & Gas Corporation only | Hull, South (Cook MTN, 10700) | Liberty | 1 | 56.4K | 2.02M | Nov 2001 – Sep 2004 |
| Cook-Price Manford 1 O-1-17982 | Auterra Operating, LLC only | Smiley (Austin Chalk) | Gonzales | 1 | 56.3K | 26.8K | Apr 2014 – Apr 2026 |
| Streng, Henry O-13-9495 | WFW Production Company, Inc. only | Cooke County Regular | Cooke | 8 | 56K | 84 | Jan 1993 – Mar 2024 |
| Humphrey Ranch "A" O-13-20885 | Sendero Energy Inc. only | Cooke County Regular | Cooke | 7 | 56K | 21 | Jan 1993 – Jun 2018 |
| Cooke, C.N. Unit O-4-12630 | Jubilee Resources, Ltd. only | Doughty (Frio 7880) | Nueces | 1 | 55.7K | 77.5K | Nov 1996 – Jan 2011 |
| Cook -a-, Section 81 O-8-9183 | Stasney Well Service, LLC only | Cook Ranch | Shackelford | 5 | 55.6K | 21 | Jan 1993 – Apr 2026 |
| Cook, Claude O-10-26601 | JM Cox Resources, L.P. only | Spraberry (Trend Area) | Midland | 1 | 55.5K | 60.7K | Jan 1993 – Apr 2008 |
| McCormack "A" O-13-23682 | BLS Production Co., Inc. only | Cooke County Regular | Cooke | 2 | 55.4K | 21 | Jan 1993 – Apr 2026 |
| Cooks Point Unit No. 4 O-3-13753 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 55.4K | 179K | Jan 1993 – Mar 2026 |
| Hebert, Emile G-3-166334 | Faulconer Energy, LLC only | Raywood, N. (Cook Mtn., Lower) | Liberty | 1 | 55.2K | 9.45M | Dec 1997 – Apr 2026 |
| Wagstaff, John O-8-26899 | Sojourner Drilling Corporation only | Kirby (Cook) | Taylor | 2 | 54.8K | 27.5K | May 1993 – Dec 2025 |
| Cooke, J.W. O-6-12772 | TGNR East Texas LLC only | Carthage (Travis Peak-Cooke) | Panola | 1 | 54.8K | 561K | Jan 1993 – Jun 2004 |
| Wheeler, Lacy B. -A- O-13-17272 | Ford, R. J. Inc. only | Cooke County Regular | Cooke | 2 | 54.6K | 21 | Jan 1993 – Apr 2026 |
| Felderhoff, John -B- O-13-2189 | V & H Oil, L.P. only | Cooke County Regular | Cooke | 12 | 54.4K | 20 | Jan 1993 – Apr 2026 |
| Cook 26 O-10-45059 | Sabalo II Operating, LLC only | Spraberry (Trend Area) | Andrews | 1 | 54K | 172K | Jul 2014 – Apr 2026 |
| Felderhoff, John "C" O-13-20975 | V & H Oil, L.P. only | Cooke County Regular | Cooke | 4 | 53.4K | 20 | Jan 1993 – Apr 2026 |
| Breco-Dyer G-3-175701 | CML Exploration, LLC only | Rosenberg, W. (Cook Mountain) | Fort Bend | 1 | 53.3K | 1.75M | Nov 1999 – Sep 2017 |
| Johnson, F.I. G-4-211370 | Hilcorp Energy Company only | McCook, SE (Vicksburg Deep) | Hidalgo | 1 | 53.2K | 5.22M | Aug 2005 – Apr 2026 |
| A.K. Jendrusch Gas Unit G-4-143705 | Merit Energy Company only | McCook, SE. (LWR Vicksburg Cons) | Hidalgo | 1 | 52.9K | 2.9M | Jan 1993 – Apr 2026 |
| Worley O-2-8773 | Proline Energy Resources Inc only | Brandt (Cook Mountain) | Goliad | 1 | 52.8K | 12.7K | Jan 2003 – Jul 2017 |
| Cook, W. I. Estate, Sec. 64 O-8-27444 | Young, Marshall R., Oil Co. only | Cook Ranch (Miss.) | Shackelford | 1 | 52.7K | 64.8K | Jan 1995 – Sep 1998 |
| Danglemeyer 'B' O-13-33825 | HWH Production, LLC only | Cooke County Regular | Cooke | 7 | 52.7K | 0 | Dec 2018 – Apr 2026 |
| Cooks Point Unit No. 8 O-3-14089 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 52.6K | 96.3K | Jan 1993 – Apr 2026 |
| Dennis, H. L. O-13-2033 | Davis, Kelly J. only | Cooke County Regular | Cooke | 10 | 52.6K | 21 | Jan 1993 – Apr 2026 |
| Cook Ranch "60S" O-8-30671 | Stasney Well Service, LLC only | Cook Ranch (Strawn Sand) | Shackelford | 8 | 52.6K | 47.7K | Dec 2010 – Nov 2024 |
| Otto -B- O-13-2171 | V & H Oil, L.P. only | Cooke County Regular | Cooke | 16 | 52.1K | 21 | Jan 1993 – Apr 2026 |
| Myers, James -A- O-13-16947 | Ford, R. J. Inc. only | Cooke County Regular | Cooke | 3 | 52K | 21 | Jan 1993 – Apr 2026 |
| Cooke O-1-14680 | Estacado Energy, LLC only | Tres Encanto (Escondido) | La Salle | 3 | 51.9K | 165K | Nov 2005 – Feb 2023 |
| Stewart B O-8-30658 | Patton, E. N. Oil Company, Inc. only | Cook's Choice (Strawn Sand) | Nolan | 1 | 51.9K | 36.9K | Nov 2010 – Mar 2026 |
| Nail -124A- O-8-22749 | Clavo Oil, LLC only | Nail (Cook, Upper) | Shackelford | 3 | 51.7K | 81 | Jan 1993 – Dec 2023 |
| Johnson, F.I. G-4-209190 | Hilcorp Energy Company only | McCook, SE (Vicksburg Deep) | Hidalgo | 1 | 51.5K | 5.85M | Dec 2004 – Apr 2026 |
| Jackson O-13-18858 | WFW Production Company, Inc. only | Cooke County Regular | Cooke | 2 | 50.3K | 21 | Jan 1993 – Apr 2026 |
| Driscoll Foundation "B" O-4-11979 | Vision Oil and Gas LLC only | Bennett Ranch (3RD Cook Mtn.) | Duval | 3 | 50.2K | 12K | Jan 1993 – Jul 2025 |
| Hendrick L O-8-10051 | Sanders Energy LLC only | Wolf Camp (Cook Sand) | Haskell | 2 | 49.6K | 21 | Jan 1993 – Apr 2025 |
| Houston Arts Endowment G-3-212221 | Ballard Exploration Company,inc. only | Myers Subdiv. (LWR Cook MTN) | Liberty | 1 | 49.3K | 2.33M | Jan 2005 – Jan 2017 |
| Cochran O-8-28817 | S.B. Street Operating, Inc. only | Ciego Marrano (Cook Sd.) | Callahan | 8 | 49.1K | 0 | Mar 2000 – Jan 2015 |
| Andress Estate O-13-2242 | Ski Production, LLC only | Cooke County Regular | Cooke | 13 | 49.1K | 20 | Jan 1993 – Apr 2026 |
| Cook 130 O-14-8716 | Highmark Energy Operating, LLC only | Pan Petro (Cleveland) | Ochiltree | 1 | 48.9K | 312K | Jul 2012 – Apr 2026 |
| Morris, E. G-3-177513 | Amrwr, LLC only | Raywood (Cook Mtn. 10,850) | Liberty | 1 | 48.6K | 5.33M | Feb 2000 – Feb 2020 |
| Cooks Point Unit No. 5 O-3-13754 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 48.3K | 227K | Jan 1993 – Mar 2026 |
| Westbrook, J. C. O-13-14837 | St. Cajetan Oil Company, LLC only | Cooke County Regular | Cooke | 4 | 48.3K | 4.43K | Jan 1993 – Apr 2026 |
| Cooks Point Unit No. 3 O-3-13859 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 48K | 76.3K | Jan 1993 – Feb 2020 |
| Andress Est. Etal W. & N.100AC. O-13-2243 | V & H Oil, L.P. only | Cooke County Regular | Cooke | 12 | 47.8K | 20 | Jan 1993 – Apr 2026 |
| Cooke Ranch G-1-271681 | Verdun Oil & Gas LLC only | Hawkville (Eagleford Shale) | La Salle | 1 | 47.7K | 920K | Sep 2013 – Mar 2017 |
| Clifton 3-Cooke County O-13-9910 | Aeternum Energy, LLC only | Dove, South (Strawn) | Cooke | 13 | 47.7K | 160 | Jan 1993 – Mar 2026 |
| Beck Unit O-13-20033 | BLS Production Co., Inc. only | Cooke County Regular | Cooke | 1 | 47.7K | 21 | Jan 1993 – Apr 2026 |
| Cook A O-3-20723 | Trivista Operating LLC only | Serbin (Taylor Sand) | Bastrop | 2 | 47K | 15.3K | Jan 1993 – Feb 2026 |
| Trew, R. W. O-13-2250 | Xyz Oil, Inc. only | Cooke County Regular | Cooke | 7 | 46.3K | 20 | Jan 1993 – Apr 2026 |
| Bierschenk, Frances, -B- O-13-16365 | R & R Energy, Ltd. only | Cooke County Regular | Cooke | 3 | 46.3K | 21 | Jan 1993 – Apr 2026 |