| Long-Bell G-6-215637 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 806K | 3.9M | Aug 2003 – Apr 2026 |
| Bell Valley G-4-198117 | EOG Resources, Inc. only | Midway, South (Consolidated) | San Patricio | 1 | 694K | 11.7M | Nov 2003 – Aug 2010 |
| Maroon Bells 13-14 Unit G G-10-294111 | Resolute Natural Res. Co., LLC only | Phantom (Wolfcamp) | Reeves | 1 | 576K | 2.33M | Mar 2023 – Apr 2026 |
| Bell, W. T. Gas Unit G-2-205709 | Remora Operating, LLC only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 540K | 11.4M | Oct 2004 – Jan 2026 |
| Maroon Bells 13-14 Unit E G-10-294110 | Resolute Natural Res. Co., LLC only | Phantom (Wolfcamp) | Reeves | 1 | 513K | 2.46M | Mar 2023 – Apr 2026 |
| Belicek G-2-213441 | Mascot Oil Company only | Campbell Creek (9300) | Lavaca | 1 | 441K | 6.56M | Dec 2004 – Jan 2026 |
| Belicek G-2-237634 | Mascot Oil Company only | Campbell Creek (9300) | Lavaca | 1 | 433K | 8.58M | Dec 2006 – Dec 2025 |
| Maroon Bells 13-14 Unit D G-10-294180 | Resolute Natural Res. Co., LLC only | Phantom (Wolfcamp) | Reeves | 1 | 407K | 1.97M | Mar 2023 – Apr 2026 |
| Maroon Bells 13-14 Unit C G-10-294105 | Resolute Natural Res. Co., LLC only | Phantom (Wolfcamp) | Reeves | 1 | 404K | 2.06M | Mar 2023 – Apr 2026 |
| Maroon Bells 13-14 Unit F G-10-294101 | Resolute Natural Res. Co., LLC only | Phantom (Wolfcamp) | Reeves | 1 | 396K | 2.09M | Mar 2023 – Apr 2026 |
| Maroon Bells 13-14 Unit B G-10-295536 | Resolute Natural Res. Co., LLC only | Phantom (Wolfcamp) | Reeves | 1 | 357K | 1.9M | Feb 2023 – Apr 2026 |
| Maroon Bells 13-14 Unit A G-10-295537 | Resolute Natural Res. Co., LLC only | Phantom (Wolfcamp) | Reeves | 1 | 351K | 1.96M | Feb 2023 – Apr 2026 |
| Birdie-Bell 54-2-18 Lov G-10-287754 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 298K | 745K | Feb 2016 – Apr 2026 |
| Birdie Bell 54-2-18 Lov G-10-283914 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 293K | 1.05M | Jan 2018 – Apr 2026 |
| Bell, W. T. Gas Unit G-2-200573 | Chesapeake Operating, Inc. only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 279K | 6.09M | Mar 2004 – Apr 2007 |
| Bell, W. T. Gas Unit G-2-207937 | Remora Operating, LLC only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 266K | 5.06M | Jan 2005 – Apr 2026 |
| Kimbell 34-194 Unit G-10-279505 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Ward | 1 | 264K | 1.38M | Jul 2015 – Apr 2026 |
| Grant G-4-195215 | Millennium Exploration Co. LLC only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 226K | 8.5M | Jan 2002 – Apr 2022 |
| Gibson/Sien Unit G-4-176421 | Millennium Exploration Co. LLC only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 211K | 5.89M | Dec 1999 – Mar 2023 |
| Grant "B" G-4-188150 | Millennium Exploration Co. LLC only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 205K | 5.38M | Apr 2002 – Aug 2024 |
| Campbell-Lutheran Unit G-3-148718 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk, Gas) | Fayette | 1 | 201K | 2.57M | Jan 1994 – Sep 2020 |
| Grant "C" G-4-188125 | Millennium Exploration Co. LLC only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 194K | 5.29M | Feb 2002 – Dec 2016 |
| Bell, W. T. Gas Unit G-2-219810 | Remora Operating, LLC only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 187K | 6.07M | Dec 2005 – Apr 2026 |
| Bell, W. T. Gas Unit G-2-216418 | Remora Operating, LLC only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 177K | 3.8M | Oct 2005 – Apr 2026 |
| Bell C G-3-291056 | Wildfire Energy Operating LLC only | Giddings (Eagleford) | Burleson | 1 | 164K | 388K | Apr 2019 – Mar 2026 |
| Bell, W. T. Gas Unit G-2-216697 | Remora Operating, LLC only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 163K | 3.77M | Aug 2005 – Jul 2025 |
| Grant "A" G-4-220144 | Millennium Exploration Co. LLC only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 160K | 3.94M | Apr 2006 – Jul 2019 |
| Gibson/Sien G-4-177880 | Millennium Exploration Co. LLC only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 130K | 3.67M | Jun 2000 – Jul 2020 |
| Bellows G-1-267812 | Verdun Oil & Gas LLC only | Hawkville (Eagleford Shale) | La Salle | 1 | 126K | 2.4M | Jun 2012 – Apr 2026 |
| Kimbell 34-194 G-10-290296 | Anadarko E&P Onshore LLC only | Sandbar (Bone Spring) | Ward | 1 | 124K | 465K | Sep 2010 – Apr 2026 |
| Bellows G-1-271803 | Verdun Oil & Gas LLC only | Hawkville (Eagleford Shale) | La Salle | 1 | 123K | 2.27M | Aug 2013 – Apr 2026 |
| Grant "A" G-4-189390 | Millennium Exploration Co. LLC only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 121K | 5.21M | Jun 2002 – Mar 2024 |
| W. T. Bell Gas Unit G-2-230406 | Remora Operating, LLC only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 121K | 4.83M | Sep 2007 – Mar 2026 |
| Russell-Winch G-4-143764 | Arete Operating Company, LLC only | Belle Jeffers (7850) | Webb | 1 | 120K | 2.9M | Jan 1993 – Sep 2019 |
| Rausch G-3-142720 | Bellwether Exploration Company only | Giddings (Austin Chalk, Gas) | Fayette | 1 | 119K | 1.41M | Jan 1993 – May 2000 |
| Bellows G-1-267817 | Verdun Oil & Gas LLC only | Hawkville (Eagleford Shale) | La Salle | 1 | 116K | 2.4M | Jun 2012 – Apr 2026 |
| Kimbell 34-194 Unit G-10-279401 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Ward | 1 | 113K | 605K | Jul 2015 – Apr 2026 |
| Gibson-Sien "C" G-4-195729 | Cabot Oil & Gas Corporation only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 113K | 2.54M | May 2003 – Jul 2015 |
| Amacker-Bell 99 Unit G-9-201812 | EOG Resources, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 107K | 1.67M | Nov 2003 – Apr 2026 |
| Glasscock Ranch A G-3-251901 | Petrovybe Opco LLC only | Prairie Bell (11000) | Colorado | 1 | 107K | 2.78M | Dec 2008 – Dec 2024 |
| Gibson & Sien "D" Unit G-4-231272 | Millennium Exploration Co. LLC only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 101K | 2.31M | Sep 2007 – Jul 2023 |
| Campbell Estate, et Al G-10-54039 | XTO Energy Inc. only | Block 16 (Ellen.) | Ward | 1 | 97.4K | 15M | Jan 1993 – Mar 2026 |
| Bales Gas Unit G-4-166723 | Merit Energy Company only | Belle Ferguson (Lo. Frio Cons.) | Hidalgo | 1 | 97.4K | 4.99M | Jun 1997 – Apr 2026 |
| Technik G-2-279465 | MB Energy, LLC only | Campbell Creek (9700) | Lavaca | 1 | 91.3K | 3.1M | Jun 2015 – Apr 2026 |
| W. T. Bell Gas Unit G-2-225246 | Remora Operating, LLC only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 86.1K | 2.24M | Dec 2006 – Apr 2026 |
| Baxter Gibson Sien G-4-137097 | Millennium Exploration Co. LLC only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 84.6K | 2.33M | Jan 1993 – Oct 2024 |
| Grant "A" G-4-194381 | Millennium Exploration Co. LLC only | McCampbell (Deep Frio Cons.) | Aransas | 1 | 84.3K | 4.23M | Feb 2003 – Dec 2021 |
| Bell, W. T. Gas Unit G-2-212472 | Remora Operating, LLC only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 83.4K | 2.1M | May 2005 – Apr 2020 |
| Glasscock Ranch A G-3-260023 | Petrovybe Opco LLC only | Prairie Bell (11000) | Colorado | 1 | 83.4K | 3.59M | Aug 2010 – Apr 2026 |
| Bellows-Meuth G-1-258203 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 81K | 2.71M | Oct 2010 – Apr 2026 |