| Spencer, Annie G-9-18772 | XTO Energy Inc. only | Brown-Bassett (Ellenburger) | Terrell | 1 | 5.31K | 10.3M | Jan 1993 – Apr 2020 |
| Goode, M. H. Estate G-9-111576 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 2.83K | 27.5M | Jan 1993 – Feb 2023 |
| Goode, M.H. State 18 G-9-146613 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 2.05K | 33.1M | Sep 1993 – Sep 2017 |
| Banner, CY 1-25 Unit G-9-120212 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 1.54K | 28.7M | Jan 1993 – Sep 2025 |
| Mitchell -5- G-9-63600 | Sarita Energy Resources, Ltd. only | Brown-Bassett (Ellenburger) | Crockett | 1 | 1.29K | 5.6M | Jan 1993 – Sep 2021 |
| Mitchell, Myrtle G-9-19146 | WTG Exploration only | Brown-Bassett (Ellenburger) | Crockett | 1 | 1.16K | 4.84M | Jan 1993 – Jul 2023 |
| Goode, M. H., Estate G-9-18770 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 935 | 6.03M | Jan 1993 – Jun 2018 |
| Herman 8 G-9-112649 | Scout Energy Management LLC only | Brown-Bassett (Ellenburger) | Terrell | 1 | 559 | 2.12M | Dec 1994 – Jul 2012 |
| Mitchell 109 G-9-42103 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Crockett | 1 | 453 | 14.5M | Jan 1993 – Mar 2026 |
| Mitchell 533 Unit G-9-181216 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 422 | 6.16M | Jul 2000 – Mar 2017 |
| Brown-Bassett G-9-18771 | Conocophillips Company only | Brown-Bassett (Ellenburger) | Terrell | 1 | 354 | 2.17M | Jan 1993 – Feb 2006 |
| Turk & State G-9-18775 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 295 | 3.44M | Jan 1993 – Sep 2018 |
| Scott, Avis C. G-9-18777 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 210 | 37.6M | Jan 1993 – Dec 2023 |
| Oosicela-Mitchell G-9-149500 | Nitro Oil & Gas, LLC only | Brown-Bassett (Ellenburger) | Terrell | 1 | 187 | 3.06M | Feb 1994 – Mar 2023 |
| Turk -A- G-9-18774 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 118 | 2.34M | Jan 1993 – Aug 2008 |
| Foster 23 G-9-139176 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 108 | 1.8M | Jan 1993 – Dec 2022 |
| Mitchell-6 G-9-35106 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Crockett | 1 | 91 | 3.14M | Jan 1993 – Mar 2026 |
| Scott, Avis C., -B- G-9-18778 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 81 | 18.7M | Jan 1993 – May 2025 |
| Poulter 21 G-9-137443 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 60 | 4.85M | Jan 1993 – Mar 2026 |
| Mitchell 4 G-9-103324 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Crockett | 1 | 42 | 14M | Jan 1993 – Mar 2026 |
| Mitchell "107" G-9-171393 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Crockett | 1 | 29 | 5.99M | Oct 1998 – Mar 2026 |
| Banner Estate G-9-81017 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 17 | 2.23M | Jan 1993 – Feb 2025 |
| Mitchell - Daniel G-9-170071 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Crockett | 1 | 8 | 1.23M | May 1998 – Mar 2026 |
| Mitchell 109 G-9-86875 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Crockett | 1 | 8 | 14.9M | Jan 1993 – Mar 2026 |
| Mitchell 5 G-9-46423 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Crockett | 1 | 7 | 2.53M | Jan 1993 – Mar 2026 |
| Mitchell - 110 G-9-40777 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Crockett | 1 | 6 | 23.5M | Jan 1993 – Mar 2026 |
| Conoco Brown-Bassett "226" G-9-78119 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 4 | 208K | Nov 2006 – Dec 2025 |
| Banner State G-9-193270 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 10.2M | Feb 2003 – Jun 2021 |
| Banner Estate G-9-193437 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 6.42M | Dec 2002 – Mar 2026 |
| Banner Estate Gas Unit A G-9-203258 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 1.74M | Dec 2003 – Mar 2026 |
| Banner Estate G-9-203588 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 7.33M | Oct 2003 – Feb 2025 |
| Banner Estate Unit B G-9-203590 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 5.7M | Feb 2004 – Feb 2025 |
| Banner Estate G-9-224264 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 3.19M | Nov 2006 – Mar 2026 |
| Goode Estate Unit G-9-244420 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 6.8M | Jan 2008 – Feb 2025 |
| Goode, M. H., Estate G-9-18769 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 755K | Jan 1993 – May 1996 |
| Banner Estate G-9-249241 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 0 | — |
| Poulter 21 G-9-18776 | OXY USA Inc. only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 0 | — |
| Banner-State G-9-18779 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 6.09M | Jun 2002 – Sep 2021 |
| Banner Estate G-9-18780 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 2.01M | Jan 1993 – Jan 2003 |
| Bassett Goode G-9-18783 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 26.6M | Jan 1993 – Mar 2026 |
| Bassett-Goode G-9-18784 | Mobil Producing TX. & N.M. Inc. only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 11.7K | Jan 1993 – Dec 1993 |
| Bassett Goode G-9-18785 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 32.2M | Jan 1993 – Mar 2026 |
| Brown Bassett G-9-18786 | Mobil Producing TX. & N.M. Inc. only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 0 | — |
| Brown Bassett G-9-18787 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 16.7M | Jan 1993 – Mar 2025 |
| Brown Bassett Goode Unit G-9-18788 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 18.4M | Jan 1993 – Mar 2026 |
| Goode Estate Unit G-9-18790 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 2.78M | Jan 1993 – Jan 2006 |
| Banner Hoge Unit G-9-22990 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 1.91M | Jan 1993 – Mar 2026 |
| Mitchell 331 G-9-48156 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 2.39M | Jan 1993 – Mar 2026 |
| Bassett Brown Unit G-9-64211 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 2.24M | Jan 1993 – Mar 2026 |
| Banner Estate G-9-74384 | Longfellow Energy, LP only | Brown-Bassett (Ellenburger) | Terrell | 1 | 0 | 1.81M | Jan 1993 – Feb 2025 |