| Frances G-2-288791 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Lavaca | 1 | 200K | 1.79M | Dec 2019 – Apr 2026 |
| Frances Kunkel Unit G-3-288879 | Geosouthern Operating II, LLC only | Beech Grove (Woodbine) | Jasper | 1 | 195K | 2.87M | Oct 2019 – Apr 2026 |
| Frances Kunkel AC Unit G-3-269725 | Zarvona Energy LLC only | Magnolia Springs (Austin Chalk) | Jasper | 1 | 149K | 1.49M | Nov 2012 – Mar 2026 |
| Frances 72 G-14-278208 | BE Anadarko II, LLC only | Lipscomb, S.E. (Cleveland) | Lipscomb | 1 | 27.9K | 192K | Mar 2014 – Aug 2025 |
| Lamm, Frances G-13-204999 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 26.2K | 1.82M | Oct 2004 – Oct 2022 |
| Frances Kunkel Unit G-3-266499 | Zarvona Energy LLC only | Beech Grove (Woodbine) | Jasper | 1 | 10.7K | 3.14M | Mar 2012 – Mar 2026 |
| Burke, Frances P. et Al G-3-70715 | CLR Secondary Recovery, LLC only | Mellon (10500) | Matagorda | 1 | 9.11K | 874K | Jan 1993 – Apr 2019 |
| Evans, Frances G-3-111914 | Wildfire Energy Operating LLC only | Madisonville (Sub-Clark, Gas) | Madison | 1 | 8.82K | 538K | Jan 1993 – Mar 2026 |
| Holman-Fagan G-1-169643 | Texakoma E & P, LLC only | Frances Hill (Penn, Lower) | Edwards | 1 | 8.26K | 3.1M | Jun 1998 – Mar 2026 |
| Lamm, Frances G-13-239050 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 7.59K | 1.34M | Apr 2008 – Apr 2026 |
| Holman-Fagan G-1-178562 | Texakoma E & P, LLC only | Frances Hill (Penn, Lower) | Edwards | 1 | 6.8K | 5.77M | Mar 2000 – Mar 2026 |
| Frances Evans Unit SC G-3-246074 | Trailblazer Energy Resources,llc only | Madisonville (Sub-Clark, Gas) | Madison | 1 | 6.46K | 19.1K | Jan 2007 – Dec 2014 |
| Lamm, Frances G-13-226991 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 6.22K | 1.35M | Mar 2007 – Apr 2026 |
| Wells, Frances G-14-86069 | Mmgl Txph, LLC only | Gem-Hemphill (Douglas Lo.) | Hemphill | 1 | 5.87K | 1.04M | Jan 1993 – Apr 2026 |
| University Lands 45 G-1-167364 | Texakoma E & P, LLC only | Frances Hill (Penn, Lower) | Edwards | 1 | 5.17K | 6.32M | Feb 1998 – Mar 2026 |
| Hill G-1-158328 | Marshall & Winston, Inc. only | Frances Hill (Penn, Lower) | Edwards | 1 | 3.8K | 1.58M | Jun 1996 – Oct 2001 |
| Turney G-1-159577 | Texakoma E & P, LLC only | Frances Hill (Penn, Lower) | Edwards | 1 | 2.9K | 1.67M | Aug 1996 – Oct 2024 |
| Hill, Frances -66- G-1-160065 | Henry Petroleum LLC only | Frances Hill (Penn, Lower) | Edwards | 1 | 2.83K | 1.61M | Aug 1996 – Mar 2026 |
| Texas a & M -69- G-1-53493 | Johnson & Lindley, LLC only | Frances Hill (Penn) | Sutton | 1 | 2.8K | 2.99M | Jan 1993 – Feb 2026 |
| University Lands 45 G-1-169644 | Texakoma E & P, LLC only | Frances Hill (Penn, Lower) | Edwards | 1 | 2.71K | 3.17M | Jun 1998 – Mar 2026 |
| Hill G-1-159863 | Texakoma E & P, LLC only | Frances Hill (Penn, Lower) | Edwards | 1 | 2.65K | 1.23M | Aug 1996 – Mar 2026 |
| Cox, L. L. -70- G-1-54206 | Johnson & Lindley, LLC only | Frances Hill (Penn) | Sutton | 1 | 2.52K | 1.4M | Jan 1993 – Sep 2017 |
| Spirit "A" G-1-171315 | Marshall & Winston, Inc. only | Frances Hill (Penn, Lower) | Edwards | 1 | 2.46K | 2.4M | Nov 1998 – Jul 2011 |
| Frances G-14-109887 | Upland Resources LLC only | Higgins, South (Morrow) | Lipscomb | 1 | 2.37K | 1.39M | Jan 1993 – Jun 2013 |
| Texas A&m "62" G-1-133654 | Johnson & Lindley, LLC only | Frances Hill (Penn) | Edwards | 1 | 2.26K | 2.46M | Jan 1993 – Feb 2026 |
| Hill, Frances -67- G-1-159920 | Henry Petroleum LLC only | Frances Hill (Penn, Lower) | Edwards | 1 | 2.17K | 955K | Aug 1996 – Dec 2025 |
| Frances Unit G-14-169968 | Mmgl Txph, LLC only | Mills Ranch (Lister Atoka Wash) | Wheeler | 1 | 1.99K | 528K | Jul 1998 – Apr 2026 |
| University Lands 64 G-1-161127 | Texakoma E & P, LLC only | Frances Hill (Penn, Lower) | Edwards | 1 | 1.98K | 1.77M | Dec 1996 – Jul 2022 |
| Wicler, Frances Irene Unit G-13-141662 | Lyon Operating Company Inc.(iii) only | Newport, S. (Atoka Congl.) | Jack | 1 | 1.87K | 170K | Jan 1993 – Sep 2019 |
| Wimberly, Frances G-13-250084 | Oakridge Oil and Gas, LP only | Newark, East (Barnett Shale) | Jack | 1 | 1.82K | 30K | Nov 2011 – Mar 2023 |
| Burke, Frances P. et al Unit G-3-92458 | Sandel Operating Company only | Mellon (10500) | Matagorda | 1 | 1.69K | 155K | Jan 1993 – Dec 2008 |
| Matthews, Frances G-3-153822 | Magnum Producing & Operating Co. only | Lissie, W. (Wilcox Upper) | Colorado | 1 | 1.68K | 282K | Mar 1995 – Jun 1997 |
| Texas a & M -69- G-1-53494 | Johnson & Lindley, LLC only | Frances Hill (Penn) | Sutton | 1 | 1.66K | 1.64M | Jan 1993 – Feb 2026 |
| University Lands 45 G-1-167366 | Texakoma E & P, LLC only | Frances Hill (Penn, Lower) | Edwards | 1 | 1.54K | 2.53M | Feb 1998 – Mar 2026 |
| Texas a & M -69- G-1-53097 | Johnson & Lindley, LLC only | Frances Hill (Penn) | Edwards | 1 | 1.49K | 1.62M | Jan 1993 – Feb 2026 |
| Cox, L. L. -83- G-1-55153 | Johnson & Lindley, LLC only | Frances Hill (Penn) | Sutton | 1 | 1.42K | 1.4M | Jan 1993 – Feb 2026 |
| Hill, Grady Mrs. G-1-85255 | Now Development Co., Inc. only | Frances Hill (Penn, Lower) | Edwards | 1 | 1.34K | 530K | Jan 1993 – Nov 2007 |
| Duke, Frances G-13-138887 | Devon Energy Production Co, L.P. only | Boonsville (Bend Congl., Gas) | Wise | 1 | 1.28K | 256K | Jan 1993 – Sep 2013 |
| Hardencourt, Frances B G-8-176809 | Texxol Operating Company, Inc. only | Burns-Dalton(marble Falls) | Palo Pinto | 1 | 1.24K | 42.7K | Mar 2000 – Jan 2017 |
| Holman-Fagan G-1-171726 | Texakoma E & P, LLC only | Frances Hill (Penn, Lower) | Edwards | 1 | 953 | 926K | Jan 1999 – Feb 2025 |
| Hardoncourt, Frances G-8-148296 | Texxol Operating Company, Inc. only | Burns-Dalton(marble Falls) | Palo Pinto | 1 | 916 | 137K | Jan 1994 – Apr 2026 |
| Texas a & M -63- G-1-53243 | Johnson & Lindley, LLC only | Frances Hill (Penn) | Edwards | 1 | 736 | 857K | Jan 1993 – Feb 2026 |
| Hill, Frances -85- G-1-52528 | Johnson & Lindley, LLC only | Frances Hill (Penn) | Edwards | 1 | 732 | 607K | Jan 1993 – Feb 2026 |
| Lamm, Frances G-13-76052 | BKV Barnett, LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 655 | 377K | Jan 1993 – Jul 2021 |
| Cox -84- G-1-53095 | Johnson & Lindley, LLC only | Frances Hill (Penn) | Edwards | 1 | 626 | 586K | Jan 1993 – Feb 2026 |
| Cox, L. L. -84- G-1-68482 | Johnson & Lindley, LLC only | Frances Hill (Penn) | Sutton | 1 | 558 | 464K | Jan 1993 – Apr 2024 |
| Canyon Ranch G-1-126129 | Upp Operating, LLC only | Frances Hill (Penn) | Edwards | 1 | 521 | 466K | Jan 1993 – Apr 2026 |
| Reveille G-1-166141 | Marshall & Winston, Inc. only | Frances Hill (Penn, Lower) | Edwards | 1 | 454 | 820K | Nov 1997 – Mar 2012 |
| Epps, Hattie "D" G-1-54137 | Lolocav, LLC only | Frances Hill (Penn) | Sutton | 1 | 366 | 1.13M | Jan 1993 – Aug 2019 |
| Canyon Ranch G-1-53098 | Upp Operating, LLC only | Frances Hill (Penn) | Edwards | 1 | 351 | 211K | Jan 1993 – Apr 2026 |