| Francisco Unit O-1-16820 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 6 | 1.23M | 2.42M | Apr 2013 – Aug 2026 |
| Jones 344 O-14-9263 | Kaiser-Francis Oil Company only | Lipscomb (Cleveland) | Lipscomb | 3 | 346K | 2.92M | Dec 2014 – Aug 2026 |
| Francis Drake O-10-49353 | Blackbeard Operating, LLC only | Monahans, North (Clearfork) | Winkler | 5 | 330K | 1.34M | Jul 2017 – Aug 2026 |
| Francis Drake N O-10-50423 | Blackbeard Operating, LLC only | Monahans, North (Clearfork) | Winkler | 9 | 325K | 1.29M | Feb 2018 – Aug 2026 |
| Francis EF Unit O-3-27421 | Wildfire Energy Operating LLC only | Giddings (Eagleford) | Burleson | 1 | 315K | 39.6K | Dec 2017 – Jul 2026 |
| Henry, B. B. O-9-6715 | Kaiser-Francis Oil Company only | Deike (Goen) | Runnels | 2 | 217K | 83.8K | by Jan 1993 – Nov 2019 |
| Francis Unit O-2-13169 | EOG Resources, Inc. only | Eagleville (Eagle Ford-2) | Lavaca | 1 | 176K | 1.13M | Feb 2025 – Aug 2026 |
| Sawyer O-2-8342 | Francisco Creek Operating, Inc. only | Hysaw (4394) | Karnes | 1 | 142K | 12.8K | Dec 1997 – Aug 2026 |
| Poe, Clifford O-9-15362 | Kaiser-Francis Oil Company only | Poe (Goen Sand) | Runnels | 2 | 134K | 49.2K | Mar 2003 – Jul 2020 |
| Sawyer et Al O-2-8794 | Francisco Creek Operating, Inc. only | Hysaw (4394) | Karnes | 1 | 130K | 71 | Apr 2003 – Aug 2026 |
| Rees-Gifford Gas Unit G-3-171300 | Kaiser-Francis Oil Company only | Jones Creek, North (Wilcox) | Wharton | 1 | 129K | 2.71M | Jun 1998 – Nov 2019 |
| Noska Gas Unit G-3-171263 | Kaiser-Francis Oil Company only | Jones Creek, North (Wilcox) | Wharton | 1 | 126K | 2.05M | Aug 1998 – Oct 2013 |
| Kriegel-Francis O-3-13911 | Advance Hydrocarbon Corporation only | Giddings (Austin Chalk-3) | Lee | 1 | 123K | 163K | by Jan 1993 – Jul 2010 |
| Roades G-3-175109 | Kaiser-Francis Oil Company only | Jones Creek, North (Wilcox) | Wharton | 1 | 122K | 2.26M | Sep 1999 – Dec 2011 |
| Pierce G-3-179481 | Kaiser-Francis Oil Company only | Jones Creek, North (Wilcox) | Wharton | 1 | 118K | 2.9M | Sep 2000 – May 2010 |
| Sawyer et Al O-2-8451 | Francisco Creek Operating, Inc. only | Hysaw (4410) | Karnes | 1 | 110K | 0 | May 1999 – Aug 2026 |
| Rioux G-3-171072 | Kaiser-Francis Oil Company only | Jones Creek, North (Wilcox) | Wharton | 1 | 109K | 1.73M | Jun 1998 – Jan 2008 |
| Sawyer et Al O-2-8652 | Francisco Creek Operating, Inc. only | Hysaw (4300) | Karnes | 1 | 100K | 0 | May 2001 – Aug 2026 |
| Webb O-11-65531 | Kaiser-Francis Oil Company only | Read (Wolfcamp) | Yoakum | 1 | 94.9K | 6.05K | by Jan 1993 – Aug 2026 |
| Francis 5713 WXL G-14-285268 | Presidio Petroleum LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 90K | 2.07M | Jul 2018 – Aug 2026 |
| Francis 5859 WXL G-14-284129 | Presidio Petroleum LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 87.8K | 2.99M | Feb 2018 – Aug 2026 |
| Elm Bayou Unit O-3-27134 | Kaiser-Francis Oil Company only | Fig Ridge (Frio Third B) | Chambers | 1 | 87.7K | 55.5K | May 2016 – Aug 2022 |
| Ryan O-2-8392 | Francisco Creek Operating, Inc. only | Hysaw (4410) | Karnes | 1 | 84.6K | 0 | Jun 1998 – Aug 2026 |
| Rees-Gifford Gas Unit G-3-189061 | Kaiser-Francis Oil Company only | Jones Creek, North (Wilcox) | Wharton | 1 | 78.4K | 1.63M | Feb 2002 – Oct 2019 |
| Francis 5859 EXL G-14-284290 | Presidio Petroleum LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 70.9K | 2.37M | Feb 2018 – Apr 2024 |
| McKeethan O-6-11025 | Kaiser-Francis Oil Company only | Good Springs (Pettit) | Rusk | 1 | 68.4K | 307 | by Jan 1993 – Aug 2026 |
| Sumner, J.c.&francis A.,heirs Of O-13-14498 | Burk Royalty Co., Ltd. only | Sumner (Strawn) | Wilbarger | 3 | 64.7K | 30 | by Jan 1993 – Jun 2026 |
| Scott, W.P. O-8-25959 | Kaiser-Francis Oil Company only | Noodlekirk (Ellenburger) | Jones | 2 | 63.5K | 25.6K | by Jan 1993 – Feb 2013 |
| Sawyer/Baker Unit O-2-8405 | Francisco Creek Operating, Inc. only | Hysaw (4300) | Karnes | 1 | 62.5K | 0 | Jul 1998 – Aug 2026 |
| Adami, Francisca O-4-4315 | Forbes, John Operating only | Que Sera (Mirando) | Webb | 7 | 54.9K | 230 | by Jan 1993 – Jun 2013 |
| Francis Wilson 01 G-2-267659 | Marathon Oil EF LLC only | De Witt (Eagle Ford Shale) | De Witt | 1 | 48.9K | 955K | Jul 2011 – Aug 2026 |
| Francisca O-9-15973 | Cedar Oil Company only | J.P.D. (Goen Lm.) | Runnels | 1 | 47.1K | 29.8K | Jun 2006 – Jul 2017 |
| Bean, Francis O-7-8283 | Dyersdale Energy, L.P. only | East Texas | Rusk | 4 | 46.5K | 28.9K | by Jan 1993 – Jan 2016 |
| Francis O-3-16063 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 1 | 45.6K | 272K | by Jan 1993 – Aug 2026 |
| Arco-Upton O-9-15896 | Kaiser-Francis Oil Company only | Spraberry (Trend Area) | Upton | 1 | 40.6K | 149K | Dec 2005 – Aug 2026 |
| Condon, Francis -B- O-13-14903 | Chanze Oil Co., Inc. only | Sumner (Strawn 5235) | Wilbarger | 1 | 37.9K | 22 | by Jan 1993 – Feb 2019 |
| Wells, Francis O-14-7167 | BP America Production Company only | Gem-Hemphill (Douglas Lo.) | Hemphill | 1 | 34.4K | 140K | Nov 1996 – Mar 2015 |
| Vacek G-3-195232 | Kaiser-Francis Oil Company only | Jones Creek, North (Wilcox) | Wharton | 1 | 30.1K | 850K | May 2003 – Apr 2016 |
| Miles-Lobo O-14-5277 | Kaiser-Francis Oil Company only | Bradford (Tonkawa) | Lipscomb | 1 | 29.1K | 289K | by Jan 1993 – May 2014 |
| Francis 5859 EXL G-14-285120 | Presidio Petroleum LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 28.8K | 876K | Apr 2018 – Feb 2025 |
| Jensen, Ray Estate O-3-23674 | Kaiser-Francis Oil Company only | Giddings (Austin Chalk-3) | Lee | 1 | 27.5K | 108K | Apr 1999 – Dec 2023 |
| Johnson, Arnold M. O-14-4675 | Kaiser-Francis Oil Company only | Kelln (Tonkawa-Oil) | Lipscomb | 1 | 27K | 72.5K | by Jan 1993 – Nov 2006 |
| Shannon Estates O-9-8285 | Kaiser-Francis Oil Company only | Encontrado (Penn Detrital) | Crockett | 1 | 26.8K | 253K | by Jan 1993 – Jan 2008 |
| Davis, G. R. "B" O-9-7814 | Kaiser-Francis Oil Company only | Davis (Devonian) | Upton | 1 | 25.5K | 965K | Feb 2001 – Jan 2022 |
| Coates, G. H. O-10-18631 | Kaiser-Francis Oil Company only | Fuhrman (Glorieta) | Andrews | 1 | 24.8K | 3.29K | by Jan 1993 – Nov 2016 |
| McCampbell, John G-4-103591 | Kaiser-Francis Oil Company only | Enos Cooper (J-2) | San Patricio | 1 | 24.1K | 922K | by Jan 1993 – Aug 2019 |
| Semmes G-4-232653 | Kaiser-Francis Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 22.5K | 929K | Oct 2007 – Aug 2026 |
| Houtchens O-6-14203 | Kaiser-Francis Oil Company only | Good Springs (Pettit) | Rusk | 1 | 22.2K | 15K | Feb 2003 – Aug 2026 |
| Waples-Platter O-11-61336 | Kaiser-Francis Oil Company only | Wasson, NE. (Clear Fork) | Yoakum | 2 | 21.9K | 21 | by Jan 1993 – Oct 1998 |
| Francis 5859 EXL G-14-286824 | Presidio Petroleum LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 21.5K | 1.56M | Apr 2019 – Aug 2026 |