| Anderson-Stone Dim O-1-15630 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 14 | 2.17M | 6.4M | Oct 2011 – Jul 2026 |
| Anderson Charitable Trust O-6-15093 | Maximus Operating, Ltd. only | Crow (Paluxy, Lower) | Smith | 6 | 1.47M | 0 | Oct 2011 – Jul 2026 |
| Anderson, Taylor O-7-6796 | Basa Resources, Inc. only | East Texas | — | 14 | 813K | 326K | Jan 1993 – Jul 2026 |
| Maryruth-Anderson 47C O-10-53059 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 1 | 665K | 810K | Nov 2019 – Jul 2026 |
| Maryruth-Anderson 47F O-10-53183 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 1 | 641K | 475K | Nov 2019 – Jul 2026 |
| Anderson O-7-6054 | Basa Resources, Inc. only | East Texas | — | 17 | 623K | 294K | Jan 1993 – Jul 2026 |
| Meals, Nancy Sanderson et AL O-11-10561 | Cross Timbers Energy, LLC only | Block D (Devonian) | — | 2 | 549K | 60.7K | Jan 1993 – Jul 2026 |
| Maryruth-Anderson 47D O-10-53082 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 1 | 547K | 685K | Oct 2019 – Jul 2026 |
| Maryruth-Anderson 47E O-10-53149 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 1 | 514K | 684K | Oct 2019 – Jul 2026 |
| Anderson, L. O-1-2797 | Texas Petroleum Investment Co. only | Darst Creek (Edwards) | Guadalupe | 13 | 504K | 1.63K | Jan 1993 – Jul 2026 |
| Anderson, A. O-8-2607 | Momentum Operating Co., Inc. only | Lueders, S. (King Sand) | Jones | 16 | 465K | 21 | Jan 1993 – Jul 2026 |
| Anderson 15 O-10-39504 | New Height Energy, LLC only | Spraberry (Trend Area) | Howard | 8 | 428K | 1.6M | Jan 2009 – Jul 2026 |
| Anderson O-3-21569 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Brazos | 3 | 409K | 1.67M | Jan 1993 – Aug 2014 |
| Ragland-Anderson 47B O-10-52851 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 1 | 396K | 620K | May 2019 – Jul 2026 |
| Ragland-Anderson 47A O-10-52850 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 1 | 385K | 549K | May 2019 – Jul 2026 |
| Schramm-Anderson Unit O-3-21599 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Fayette | 1 | 383K | 1.58M | Jan 1993 – Jul 2026 |
| Anderson O-3-27913 | Apache Corporation only | Giddings (Austin Chalk-3) | Brazos | 1 | 364K | 2.4M | Mar 2021 – Nov 2023 |
| Anderson 'B' Unit O-1-18369 | Texas American Resources Company only | Eagleville (Eagle Ford-1) | LA Salle | 2 | 363K | 467K | Feb 2015 – Jul 2026 |
| Ragland-Anderson 47C O-10-52852 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 1 | 347K | 586K | Apr 2019 – Jul 2026 |
| Anderson O-6-14222 | 3-T Exploration, Inc. only | Lane Chapel (Paluxy a Sand) | Smith | 1 | 325K | 490K | May 2003 – Aug 2022 |
| Anderson-Raemay C Unit O-1-18798 | Texas American Resources Company only | Eagleville (Eagle Ford-1) | LA Salle | 2 | 324K | 394K | Apr 2016 – Jul 2026 |
| Anderson 'a' Unit O-1-18368 | Texas American Resources Company only | Eagleville (Eagle Ford-1) | LA Salle | 2 | 295K | 353K | Feb 2015 – Jul 2026 |
| Anderson-Stone Unit Dim O-1-17875 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 3 | 288K | 591K | Jul 2014 – Jul 2026 |
| Henson O-8-21346 | Anderson, Dorman only | Pruitt (Tannehill) | Stonewall | 13 | 279K | 50.9K | Jan 1993 – Mar 2008 |
| Dimmick O-4-8568 | Anderson Oil Ltd. only | Plymouth (5100) | San Patricio | 2 | 275K | 92.9K | Jan 1993 – Jul 2026 |
| Anderson O-11-67895 | Ogx Resources LLC only | Good, Northeast (Canyon Reef) | Borden | 2 | 266K | 536K | Jan 1998 – Jun 2010 |
| Anderson B-Ledwig Unit O-1-21076 | Texas American Resources Company only | Eagleville (Eagle Ford-1) | LA Salle | 1 | 242K | 254K | Mar 2023 – Jul 2026 |
| Raska-Anderson O-3-22918 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 231K | 1.12M | Dec 1995 – Jul 2026 |
| Anderson, C. (Chevron) O-1-2775 | Texas Petroleum Investment Co. only | Darst Creek (Edwards) | Guadalupe | 6 | 220K | 92 | Jan 1993 – Jul 2026 |
| Anderson, I O-7-6795 | Basa Resources, Inc. only | East Texas | — | 5 | 216K | 105K | Jan 1993 – Jul 2026 |
| Anderson-Raemay B Unit O-1-18383 | Texas American Resources Company only | Eagleville (Eagle Ford-1) | LA Salle | 1 | 201K | 380K | Jan 2015 – Jul 2026 |
| Anderson 26 O-10-42602 | Apache Corporation only | Jailhouse (Fusselman) | Glasscock | 4 | 198K | 143K | Feb 2012 – Jul 2026 |
| Anderson, C. M. O-11-65321 | Texland Petroleum, L.P. only | Palm Sunday (Clearfork) | Hockley | 2 | 196K | 583 | Jan 1993 – Jul 2026 |
| Pat Anderson 26 O-10-45856 | XTO Energy Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 1 | 196K | 615K | Jul 2014 – Jul 2026 |
| Anderson-Raemay a Unit O-1-18380 | Texas American Resources Company only | Eagleville (Eagle Ford-1) | LA Salle | 1 | 193K | 315K | Feb 2015 – Jul 2026 |
| Trad/Kalifa O-4-12044 | Anderson Oil Ltd. only | Scott & Hopper (7400-B) | Brooks | 1 | 193K | 242K | Jan 1993 – Jul 2026 |
| Anderson Unit O-1-17589 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Wilson | 1 | 192K | 126K | Mar 2014 – Jul 2026 |
| Anderson Development Corp. "B" O-6-12854 | Linder, John Operating Co., LLC only | Crow (Paluxy, Lower) | Smith | 1 | 182K | 17.5K | Jan 1993 – Mar 2014 |
| Anderson, C. 1H O-1-14646 | Texas Petroleum Investment Co. only | Darst Creek (Edwards) | Guadalupe | 1 | 182K | 0 | Oct 2005 – Jul 2026 |
| Anderson "16" O-10-37495 | New Height Energy, LLC only | Spraberry (Trend Area) | Martin | 5 | 173K | 387K | Mar 2005 – Jul 2026 |
| Anderson "39" O-10-31381 | Fasken Oil and Ranch, Ltd. only | Caprock, East (Fusselman) | Martin | 3 | 165K | 50.4K | Jan 1993 – Jul 2026 |
| Anderson 26 O-10-40243 | Apache Corporation only | Spraberry (Trend Area) | Glasscock | 10 | 158K | 1.5M | Jul 2010 – Jul 2026 |
| Anderson-Rod Unit Dim O-1-18133 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 157K | 731K | Jan 2014 – Jul 2026 |
| Anderson, J. E.-Strawn O-13-2781 | Atex Exploration & Operating Co. only | Mackoy (Strawn) | Grayson | 3 | 143K | 21 | Jan 1993 – Jul 2026 |
| Anderson A-Raemay a Alloc Unit O-1-21430 | Texas American Resources Company only | Eagleville (Eagle Ford-1) | LA Salle | 1 | 138K | 219K | Mar 2024 – Jul 2026 |
| Anderson-Crisp O-7-8418 | Basa Resources, Inc. only | East Texas | — | 2 | 132K | 83.6K | Jan 1993 – Jul 2026 |
| Munson, H. C. O-3-9762 | Acoma Oil Corporation only | Baileys Prairie (Anderson Frio) | — | 3 | 130K | 2.21K | Jan 1993 – Jul 2026 |
| Anderson O-5-3615 | Stonebriar Operating, LLC only | Ici (Georgetown) | Robertson | 1 | 127K | 18.8K | May 1998 – Jul 2026 |
| Anderson, L. 1H O-1-14658 | Texas Petroleum Investment Co. only | Darst Creek (Edwards) | Guadalupe | 1 | 120K | 0 | Nov 2005 – Sep 2013 |
| Anderson Estate 273 O-8-27499 | D.J. & T. Energy only | Cheeseburger (Tannehill) | Stonewall | 4 | 114K | 0 | Jan 1995 – Jul 2026 |