| Paluxy "B" Sand Unit O-6-14110 | Culver & Cain Production LLC only | Mary Blevins (Paluxy B) | Smith | 8 | 1.16M | 0 | Oct 2001 – Aug 2026 |
| Cain -A- O-10-22408 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 10 | 452K | 809K | by Jan 1993 – May 2023 |
| Cain a Unit O-1-17231 | Texas American Resources Company only | Eagleville (Eagle Ford-1) | La Salle | 2 | 404K | 513K | Feb 2014 – Aug 2026 |
| Spigner et Al O-6-14707 | Culver & Cain Production LLC only | Winona (Paluxy A) | Smith | 1 | 357K | 0 | Oct 2007 – Aug 2026 |
| Manson, Mary Lou O-6-15047 | Culver & Cain Production LLC only | Winona (Paluxy A) | Smith | 1 | 310K | 0 | Apr 2011 – Aug 2026 |
| McCain Unit a Dim O-1-16445 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 256K | 730K | Nov 2012 – Aug 2026 |
| Black, Nettie Miller O-6-1569 | Culver & Cain Production LLC only | Sand Flat | Smith | 2 | 239K | 8.58K | by Jan 1993 – Aug 2026 |
| South, C. S. O-6-702 | Culver & Cain Production LLC only | Jacksonville, No. (Woodbine) | Cherokee | 9 | 228K | 51.3K | by Jan 1993 – Aug 2026 |
| Richardson Unit No. 2 O-5-2646 | Culver & Cain Production LLC only | Megan Richey (Woodbine) | Limestone | 1 | 205K | 21 | by Jan 1993 – Aug 2026 |
| McGilvray Unit O-5-2670 | Culver & Cain Production LLC only | Megan Richey (Woodbine) | Limestone | 1 | 172K | 21 | by Jan 1993 – Aug 2026 |
| Crow Rodessa Upper Unit O-6-5890 | Culver & Cain Production LLC only | Crow (Rodessa, Up.) | Wood | 2 | 155K | 95.1K | by Jan 1993 – Aug 2026 |
| Bronaugh Unit "A" O-5-2810 | Culver & Cain Production LLC only | Megan Richey (Woodbine A) | Limestone | 2 | 152K | 21 | by Jan 1993 – Jul 2026 |
| Henderson, R. G. Unit O-5-2669 | Culver & Cain Production LLC only | Megan Richey (Woodbine) | Limestone | 1 | 132K | 21 | by Jan 1993 – Apr 2026 |
| Billings Unit O-5-2776 | Culver & Cain Production LLC only | Megan Richey (Woodbine) | Limestone | 1 | 119K | 21 | by Jan 1993 – Aug 2026 |
| Koonsman "677" O-11-68307 | CML Exploration, LLC only | Cain (Spraberry) | Borden | 2 | 117K | 1.93K | Apr 2001 – Aug 2026 |
| Bronaugh Unit O-5-2781 | Culver & Cain Production LLC only | Megan Richey (Woodbine) | Limestone | 2 | 115K | 21 | by Jan 1993 – Aug 2026 |
| Cain O-11-62196 | Sweet Crude Operating LLC only | Tex-Flor (Wolfcamp) | Gaines | 1 | 105K | 3.73K | by Jan 1993 – Aug 2026 |
| Billings Unit O-5-2985 | Culver & Cain Production LLC only | Megan Richey (Woodbine A) | Limestone | 1 | 90.8K | 21 | by Jan 1993 – Jul 2026 |
| Davenport, D. L. et Al O-6-14628 | Culver & Cain Production LLC only | Winona (Paluxy A) | Smith | 2 | 87.3K | 0 | Oct 2006 – Aug 2026 |
| Cain O-6-10321 | Atlantis Oil Company, Inc. only | Quitman (Pettit) | Wood | 1 | 77.8K | 79.8K | by Jan 1993 – Aug 2026 |
| Dickson, Annie T. O-6-13221 | Culver & Cain Production LLC only | Kilgore, North (Woodbine) | Gregg | 1 | 72.7K | 50.9K | Sep 1993 – Aug 2026 |
| Curtis, H. F. "A" O-6-12901 | Culver & Cain Production LLC only | Larissa | Cherokee | 1 | 72.6K | 283K | by Jan 1993 – Aug 2026 |
| Shaw, R. F. O-6-10915 | Culver & Cain Production LLC only | Itex (Pettet) | Panola | 2 | 71.4K | 111K | by Jan 1993 – Aug 2026 |
| Miller-Ranch Koonsman O-11-68133 | Legacy Reserves Operating LP only | Cain (Strawn) | Garza | 1 | 70.7K | 41.5K | Aug 1999 – Jul 2015 |
| Koonsman Sect. 3 O-11-13969 | Southwest Royalties, Inc. only | Cain (Spraberry) | Garza | 3 | 68.2K | 21 | by Jan 1993 – Aug 2026 |
| Sawmill, Louis Werner O-6-4372 | Culver & Cain Production LLC only | Bethany, NE. (Lime 3850) | Panola | 1 | 67.2K | 54 | by Jan 1993 – Aug 2026 |
| Cain Unit "A" O-3-23069 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Fayette | 1 | 52.5K | 84.4K | Aug 1996 – Jan 2012 |
| Cain Unit O-10-27007 | Black Arrow Operating, LLC only | Spraberry (Trend Area) | Martin | 1 | 51.7K | 177K | by Jan 1993 – Dec 2023 |
| Cain, H. C. -A- O-3-3382 | Silverbrook Operating, LLC only | Pierce Junction | Harris | 2 | 50.8K | 11 | by Jan 1993 – Aug 2026 |
| Mary Lou Manson O-6-14728 | Culver & Cain Production LLC only | Winona (Paluxy B) | Smith | 1 | 48.7K | 0 | Jan 2008 – Apr 2011 |
| Scull O-6-14682 | Culver & Cain Production LLC only | Winona (Paluxy A) | Smith | 1 | 47.2K | 0 | Jul 2007 – Mar 2015 |
| Cain, Faron Gas Unit G-6-272195 | Sabine Energy Inc. only | Oak Hill (Cotton Valley) | Harrison | 1 | 40.1K | 3.28M | Jan 2014 – Aug 2026 |
| Clayton, C. A. G-6-97653 | Culver & Cain Production LLC only | Larissa (Rodessa) | Cherokee | 1 | 38.3K | 1.85M | by Jan 1993 – Aug 2026 |
| Smith, Stark G-6-89876 | Culver & Cain Production LLC only | Larissa (Rodessa) | Cherokee | 1 | 38.2K | 1.05M | by Jan 1993 – Aug 2026 |
| Cain B Unit G-13-274049 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Montague | 1 | 36.7K | 2M | Mar 2010 – Aug 2026 |
| McCrary O-6-12570 | Culver & Cain Production LLC only | McCrary (Bacon) | Wood | 1 | 35.9K | 18 | by Jan 1993 – Nov 2014 |
| McCain 189 O-8-31764 | R2Q Operating LLC only | Claytonville (Canyon Sd. 5200) | Fisher | 1 | 34.7K | 255K | Feb 2015 – Aug 2026 |
| Cain, H. C. O-3-3381 | Silverbrook Operating, LLC only | Pierce Junction | Harris | 4 | 32.7K | 634 | by Jan 1993 – Aug 2026 |
| Cain-Woods O-13-31125 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Montague | 1 | 32.6K | 195K | Oct 2008 – Aug 2025 |
| Brown, J. Heirs O-6-11329 | Culver & Cain Production LLC only | Chapel Hill (Pettit) | Smith | 1 | 30.6K | 366K | by Jan 1993 – Aug 2026 |
| Cain Ranch a Unit G-13-273211 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Montague | 1 | 28.2K | 1.44M | Nov 2010 – Apr 2021 |
| Cain, H. L. O-11-63319 | Chevron U. S. A. Inc. only | D. E. B. (Wolfcamp) | Gaines | 1 | 24.1K | 20.4K | by Jan 1993 – Nov 2001 |
| Bass O-6-15435 | Culver & Cain Production LLC only | Tecula (Rodessa) | Cherokee | 1 | 23.4K | 17.2K | Dec 2014 – Aug 2026 |
| McCain, Carrie O-3-18751 | Austin Minerals Inc. only | Dime Box (Navarro) | Lee | 2 | 22.4K | 50K | by Jan 1993 – May 2018 |
| Cain a Unit G-13-273360 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Montague | 1 | 22.1K | 1.61M | Mar 2010 – Aug 2026 |
| Smith, Billy G. G-6-129259 | Culver & Cain Production LLC only | Ricappy (Rodessa) | Cherokee | 1 | 22.1K | 835K | by Jan 1993 – Aug 2026 |
| Koonsman 4 O-11-69207 | Sharp Image Energy, Inc. only | Cain (Spraberry) | Garza | 1 | 17.2K | 0 | Jan 2008 – Jul 2019 |
| Cain D Unit G-13-273407 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Montague | 1 | 14.7K | 1.15M | Sep 2010 – Aug 2026 |
| Holmes, Barney O-6-5911 | Culver & Cain Production LLC only | Crow (Rodessa) | Wood | 1 | 11.7K | 5.27K | by Jan 1993 – Sep 2010 |
| Cain Ranch a Unit G-13-273212 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Montague | 1 | 11.5K | 1.71M | Nov 2010 – Aug 2026 |