| Kinder Morgan Bergen O-11-70250 | Atlas Operating LLC only | Tall Cotton (San Andres) | Gaines | 72 | 5.51M | 8.41M | Apr 2015 – Mar 2026 |
| Clarksville Cotton Valley Unit O-6-12914 | SND Operating, L.L.C. only | Clarksville (Cotton Valley Sand) | Red River | 37 | 5M | 182K | Jan 1993 – Apr 2026 |
| Wootton Unit O-1-17051 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 10 | 1.76M | 1.65M | Jul 2013 – Apr 2026 |
| Otto Unit O-1-16612 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 5 | 1.17M | 2.44M | Feb 2013 – Apr 2026 |
| Cottonwood 55-1-14 Unit G-10-283106 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 847K | 3.51M | Aug 2017 – Apr 2026 |
| Cottonwood 55-1-14 Unit G-10-288539 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 658K | 3.49M | Jun 2019 – Apr 2026 |
| Horseshoe O-6-16085 | Rose City Resources, LLC only | Hidden Rock (Cotton Valley Lime) | Morris | 1 | 579K | 270K | Mar 2023 – Apr 2026 |
| Otto Gas Unit No. 1 G-4-195099 | Roy Jackson Energy Operating, LL only | Kingsville, SW (Cochiti) | Kleberg | 1 | 556K | 2.56M | May 2003 – Dec 2023 |
| UL Cottonflat E O-10-55110 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 1 | 551K | 730K | Jan 2021 – Apr 2026 |
| Cottonwood 55-1-14 Unit G-10-284574 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 511K | 3.06M | Mar 2018 – Apr 2026 |
| Southern Cotton O-13-30058 | Corda Corporation only | Quanah, E. (Chappel) | Hardeman | 1 | 505K | 0 | Aug 2002 – Apr 2026 |
| UL Cottonflat G O-10-55174 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 1 | 487K | 219K | Jan 2021 – Apr 2026 |
| Cottonwood 55-1-14 Unit G-10-286176 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 486K | 2.56M | Nov 2018 – Apr 2026 |
| Hirsch Est. O-3-6781 | Rim Operating, Inc. only | Cottonwood (Frio 7750) | Liberty | 1 | 463K | 16K | Jan 1993 – Apr 2026 |
| UL Cottonflat F O-10-55186 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 1 | 452K | 363K | Jan 2021 – Apr 2026 |
| Stanley O-6-15959 | Rose City Resources, LLC only | Hidden Rock (Cotton Valley Lime) | Cass | 1 | 434K | 148K | Dec 2022 – Apr 2026 |
| Cottonwood 55-1-14-11 A O-10-56689 | Anadarko E&P Onshore LLC only | Sandbar (Bone Spring) | Loving | 1 | 398K | 2.24M | Jun 2021 – Apr 2026 |
| Swilley Unit G-3-215405 | Titus Liberty Multi Well 2, LLC only | Cottonwood, N. (14,270) | Liberty | 1 | 397K | 6.23M | Jan 2006 – Apr 2026 |
| Wootton O-10-14442 | Cross Timbers Energy, LLC only | Metz (Glorietta) | Ector | 8 | 395K | 216K | Jan 1993 – Apr 2026 |
| Zion Grotto G-3-300242 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Washington | 1 | 382K | 1.32M | Nov 2022 – Apr 2026 |
| Maloney O-6-16038 | Rose City Resources, LLC only | Hidden Rock (Cotton Valley Lime) | Cass | 1 | 380K | 226K | Feb 2024 – Apr 2026 |
| UL Cottonflat C O-10-55259 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 1 | 354K | 228K | Jan 2021 – Apr 2026 |
| Chandler O-3-26550 | Trailblazer Energy Resources,llc only | Ft. Trinidad,s.(ottos Sand) | Houston | 1 | 352K | 477K | Jun 2014 – Apr 2026 |
| Wynn O-6-16043 | Rose City Resources, LLC only | Hidden Rock (Cotton Valley Lime) | Morris | 1 | 339K | 182K | Jul 2023 – Apr 2026 |
| Cottonwood 27-27 O-10-50982 | WPX Energy Permian, LLC only | Phantom (Wolfcamp) | Winkler | 1 | 330K | 544K | Nov 2017 – Mar 2026 |
| Kent - Spradley Unit G-3-245436 | White Stride LLC only | Cottonwood, N. (14,270) | Liberty | 1 | 323K | 8.13M | May 2008 – Mar 2026 |
| Cotton Lindsey O-11-66722 | V-F Petroleum Inc. only | Seminole, SW. (Clearfork) | Gaines | 1 | 311K | 74 | Jan 1993 – Apr 2026 |
| Hays-Campbell (AW) O-6-15992 | Barrow-Shaver Resources Co. only | Hidden Rock (Cotton Valley Lime) | Cass | 1 | 295K | 247K | Jun 2023 – Apr 2026 |
| Davis O-6-16035 | Rose City Resources, LLC only | Hidden Rock (Cotton Valley Lime) | Cass | 1 | 291K | 49.5K | Feb 2024 – Apr 2026 |
| UL Cottonflat A O-10-55257 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 1 | 289K | 453K | Jan 2021 – Apr 2026 |
| Adams, C. T. Oil Unit #2 O-3-10826 | Beehive Operating, LLC only | Ft. Trinidad,s.(ottos Sand) | Houston | 2 | 286K | 31 | Jun 1993 – Jun 2024 |
| Cotton "A" O-11-18666 | Shidler, Mark L., Inc. only | Wellman (Fusselman) | Terry | 1 | 276K | 1.12K | Jan 1993 – Apr 2026 |
| Walnut O-6-16139 | Rose City Resources, LLC only | Hidden Rock (Cotton Valley Lime) | Cass | 1 | 274K | 147K | Jan 2025 – Apr 2026 |
| Brazos Bottoms O-3-22490 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Brazos | 1 | 272K | 282K | Jul 1994 – Mar 2026 |
| Cottonwood West G-10-283036 | Petro-Hunt Permian, LLC only | Ford, West (Wolfcamp) | Reeves | 1 | 266K | 2.96M | Oct 2017 – Apr 2026 |
| Gore O-3-27341 | Interstate Explorations LLC only | Ft. Trinidad,s.(ottos Sand) | Houston | 1 | 265K | 448K | Apr 2018 – Apr 2026 |
| Milton O-6-16047 | Rose City Resources, LLC only | Hidden Rock (Cotton Valley Lime) | Cass | 1 | 259K | 58.8K | Jan 2024 – Apr 2026 |
| Swartz, Ester O-3-9127 | Rim Operating, Inc. only | Cottonwood | Liberty | 6 | 252K | 24.2K | Jan 1993 – Feb 2013 |
| Goode-McMahan (AW) O-6-15963 | Barrow-Shaver Resources Co. only | Hidden Rock (Cotton Valley Lime) | Cass | 1 | 249K | 394K | Jun 2023 – Apr 2026 |
| Loffer, Sallie O-6-10212 | Stetson Petroleum Corp. only | Linden, East ( Cotton Valley) | Cass | 1 | 249K | 394K | Jan 1993 – Apr 2026 |
| Cottonwood A O-2-12812 | FW Eagle Ford I, LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 247K | 141K | Apr 2024 – Apr 2026 |
| UL Cottonflat B O-10-55258 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 1 | 242K | 253K | Jan 2021 – Apr 2026 |
| Otto O-1-15450 | Magnolia Oil & Gas Operating LLC only | Eagleville (Eagle Ford-1) | Gonzales | 2 | 241K | 372K | Dec 2010 – Apr 2026 |
| Templeton-Bridge (AW) O-6-15987 | Barrow-Shaver Resources Co. only | Hidden Rock (Cotton Valley Lime) | Cass | 1 | 240K | 1.09M | Apr 2023 – Mar 2026 |
| Swartz, Ester O-3-13780 | Rim Operating, Inc. only | Cottonwood (Frio 7500) | Liberty | 2 | 236K | 8.39K | Jan 1993 – Apr 2026 |
| Harrison, T. K. G-3-230613 | Ballard Exploration Company,inc. only | Cottonwood, N. (14,270) | Liberty | 1 | 230K | 2.17M | Apr 2007 – Dec 2015 |
| Bellagio O-6-16089 | Rose City Resources, LLC only | Hidden Rock (Cotton Valley Lime) | Morris | 1 | 228K | 47.5K | Apr 2024 – Apr 2026 |
| Zelda G-3-250816 | Avalanche Oil & Gas LLC only | Cottonwood, N. (14,270) | Liberty | 1 | 228K | 5.2M | Jun 2009 – Oct 2012 |
| Cottonwood B O-2-12800 | FW Eagle Ford I, LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 225K | 120K | Apr 2024 – Apr 2026 |
| Schaefer, E. C. O-2-394 | Magnum Producing, LP only | Cottonwood Creek, South | De Witt | 4 | 224K | 46.7K | Jan 1993 – Mar 2026 |