| Hazelton O-13-25882 | J Ranger Oil & Gas, LLC only | Vaughan (Marble Falls) | Young | 1 | 3.16K | 1.16K | by Jan 1993 – Jul 2026 |
| Jones Heirs G-8-128652 | Blackbird R 22 OG L.L.C. only | Crawford (Marble Falls) | Eastland | 1 | 3.12K | 86.7K | by Jan 1993 – Sep 2025 |
| Brown-Calvert G-8-128880 | Kornye-Tillman Company only | Crawford (Marble Falls) | Eastland | 1 | 3.12K | 44.5K | by Jan 1993 – Nov 2013 |
| South Graford O-8-31123 | Proco Operating Co., Inc. only | Pickwick (Marble Falls) | Palo Pinto | 1 | 3.1K | 145K | Dec 2012 – Feb 2021 |
| Bridges, Ima G-8-208450 | Lexgas, Inc. only | Momma Bear (Marble Falls) | Palo Pinto | 1 | 3.1K | 105K | Apr 2005 – Mar 2018 |
| Morris, R. L. "C" G-13-110585 | Sabre Operating, Inc. only | Meander, West (Marble Falls) | Wise | 1 | 3.09K | 57.5K | by Jan 1993 – Jul 1997 |
| Edwards-Worthington 6 O-13-34307 | Oakridge Oil and Gas, LP only | KRS (Marble Falls) | Jack | 1 | 3.03K | 443K | Aug 2022 – Aug 2026 |
| Gauldin NE O-13-33284 | FX Energy Operating, LLC only | KRS (Marble Falls) | Palo Pinto | 1 | 3.02K | 63.1K | Jun 2015 – Jul 2017 |
| Durham, H. H. G-8-143714 | North Ridge Corporation only | Reb (Marble Falls) | Eastland | 1 | 3.02K | 52.9K | by Jan 1993 – Feb 2005 |
| Pinnington Creek O-13-32717 | Cobra Oil & Gas Corporation only | KRS (Marble Falls) | Jack | 1 | 3.01K | 22.5K | May 2013 – Mar 2014 |
| Thomas, G.R. O-8-16726 | E.L.M. Oil & Gas Co. only | Mittie (Marble Falls) | Comanche | 1 | 3K | 15 | May 1993 – Apr 1998 |
| McCleskey G-8-143711 | Pendragon Oil Co. only | Reb (Marble Falls) | Eastland | 1 | 2.98K | 453K | by Jan 1993 – Jul 2026 |
| Ware O-13-33707 | Best Petroleum Explorations,inc. only | KRS (Marble Falls) | Jack | 1 | 2.97K | 28.9K | Feb 2018 – Aug 2026 |
| Harvey, James W. G-13-121796 | Wise Production Company only | Bowie, SW. (Marble Falls) | Montague | 1 | 2.97K | 150K | by Jan 1993 – Mar 2026 |
| Willis O-13-33427 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 2.94K | 71.5K | Jan 2015 – Feb 2023 |
| Wilhelm G-13-279252 | FX Energy Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 2.94K | 192K | Feb 2016 – Feb 2020 |
| Matlock G-13-269428 | Best Petroleum Explorations,inc. only | KRS (Marble Falls) | Jack | 1 | 2.93K | 404K | Jun 2013 – Jan 2022 |
| Kirk-A O-13-33994 | Mag Exploration LLC only | KRS (Marble Falls) | Jack | 1 | 2.92K | 405 | Jul 2020 – Feb 2026 |
| Halsell Ranch G-13-279062 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 2.92K | 132K | Sep 2015 – Apr 2021 |
| Cayson O-13-33092 | Oakridge Oil and Gas, LP only | Neale (Marble Falls) | Jack | 1 | 2.9K | 36.3K | Aug 2014 – Apr 2020 |
| Fulcher O-13-34037 | Blakenergy Operating, LLC only | KRS (Marble Falls) | Clay | 1 | 2.9K | 2.98K | Dec 2019 – Aug 2026 |
| Stuart, Ellen G. "B" G-8-190791 | Stephens & Johnson Operating Co. only | Strawn, NW. (Marble Falls) | Palo Pinto | 1 | 2.89K | 243K | Jun 2002 – Aug 2026 |
| Jones-Burroughs O-8-11897 | X Stone Energy LLC. only | J. S. Lewis (Marble Falls) | Brown | 15 | 2.89K | 72.4K | Mar 1995 – Nov 2022 |
| Gober O-8-17965 | Romac Oil Company, Inc. only | Gober (Marble Falls Congl.) | Throckmorton | 1 | 2.88K | 292K | by Jan 1993 – Apr 2018 |
| McFall, J. M. O-13-4953 | Mesquite Energy only | Wichita County Regular | Wichita | 12 | 2.87K | 91 | by Jan 1993 – Sep 2000 |
| Hagar G-8-112328 | Braka Operating, L.L.C. only | Fair (Marble Falls, Lower) | Eastland | 1 | 2.85K | 76.4K | by Jan 1993 – Jun 2019 |
| Albert O-8-32019 | FX Energy Operating, LLC only | Burns-Dalton(marble Falls) | Jack | 1 | 2.84K | 118K | Mar 2016 – Mar 2026 |
| Ware Unit O-13-30918 | Best Petroleum Explorations,inc. only | Crum (Marble Falls) | Jack | 1 | 2.84K | 18.8K | Jan 2008 – Mar 2017 |
| Kempner, R. L. O-13-5994 | Falls Production Company only | K-M-A | Wichita | 1 | 2.84K | 76 | by Jan 1993 – May 1999 |
| Louis Ragle O-8-31707 | G & F Oil, Inc. only | Pickwick (Marble Falls) | Palo Pinto | 1 | 2.83K | 125K | Dec 2014 – Sep 2025 |
| Frasier G-8-148794 | Eastland Operating, L.L.C. only | Mittie (Marble Falls) | Comanche | 1 | 2.83K | 150K | Jan 1994 – Aug 2026 |
| Neimann, Henry G-8-18101 | Foundation Energy Management LLC only | Pottsville (Marble Falls) | Hamilton | 1 | 2.83K | 127K | by Jan 1993 – Mar 2019 |
| Palmore, J.B. O-8-13765 | Southwest Gas Systems, Inc. only | Bbb&c, BLK.3 (Marble Falls) | Brown | 2 | 2.82K | 111K | by Jan 1993 – Aug 2026 |
| Stuart, Snoddy G-8-199314 | Upham Oil & Gas Company only | Burns-Dalton(marble Falls) | Palo Pinto | 1 | 2.82K | 446K | Jan 2004 – Aug 2026 |
| Francis Vaughn G-13-275800 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 2.81K | 95.6K | Feb 2013 – Apr 2021 |
| Hodges G-8-118751 | Eastland Operating, L.L.C. only | Ranger,nw (Marble Falls) | Eastland | 1 | 2.81K | 70K | by Jan 1993 – Aug 2026 |
| Veale, A.S. "C" G-8-105713 | Itx Corporation only | Veale (Marble Falls) | Stephens | 1 | 2.8K | 155K | by Jan 1993 – Aug 2026 |
| Langford -B- O-8-22304 | Hunter Energy, Inc. only | Johnston Gap (Marble Falls) | Palo Pinto | 2 | 2.79K | 5.83K | by Jan 1993 – May 2012 |
| Cole Trust G-13-280026 | FX Energy Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 2.79K | 121K | Feb 2016 – May 2023 |
| Stokes O-8-31870 | Delta Oil & Gas Ltd. only | Crystal Falls (Congl. 4100) | Stephens | 1 | 2.79K | 21.6K | Aug 2015 – Aug 2026 |
| Johnson "A" G-8-137088 | Culebra Oil & Gas, LLC only | Rector (Marble Falls) | Palo Pinto | 1 | 2.78K | 311K | by Jan 1993 – Dec 2018 |
| Sanders, Lee A. -581- O-8-11205 | Hogan, Wayne Oil Co. only | Laverrell, W. (Marble Falls) | Shackelford | 1 | 2.78K | 25.1K | by Jan 1993 – Nov 1998 |
| Hinkson, Laura O-8-27451 | Dodson Prairie Oil & Gas LLC only | Strawn, NW. (Marble Falls) | Palo Pinto | 1 | 2.78K | 26.6K | Jan 1995 – Jul 2000 |
| Ross O-8-21616 | Hunter Energy, Inc. only | Johnston Gap (Marble Falls) | Palo Pinto | 2 | 2.77K | 29.8K | by Jan 1993 – Jan 2000 |
| Baker O-8-31102 | Tarpon Oil & Gas Co. only | Oran (Marble Falls) | Parker | 1 | 2.77K | 65.4K | Aug 2012 – May 2016 |
| Derrick NW O-8-31206 | Petrobal Omega 1, LLC only | Burns-Dalton(marble Falls) | Jack | 1 | 2.77K | 90.5K | Feb 2013 – Feb 2016 |
| Johnson O-13-33369 | Century Petroleum, Inc. only | KRS (Marble Falls) | Jack | 1 | 2.76K | 111K | Apr 2015 – Aug 2026 |
| Frank Richards O-13-33309 | Xplore Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 2.76K | 12.4K | May 2014 – Oct 2017 |
| Hydeman O-8-25458 | WJH Energy, Inc. only | Byler H (Marble Falls) | Brown | 1 | 2.76K | 14.6K | by Jan 1993 – Jan 2012 |
| Stamper-Fowler G-13-275870 | Oakridge Oil and Gas, LP only | KRS (Marble Falls) | Jack | 1 | 2.75K | 318K | Nov 2013 – Oct 2024 |