| Florence G-3-274743 | Reed Exploration LLC only | Fort Trinidad, East (Buda) | Madison | 1 | 29.2K | 215K | Jan 2014 – Aug 2022 |
| Finklea, Florence G-6-68988 | Eqv Operating LLC only | Paxton (Hill) | Panola | 1 | 3.54K | 1.44M | by Jan 1993 – May 2020 |
| Akin, Florence, Mrs. G-6-17112 | Amplify Energy Operating LLC only | Waskom (Byrd) | Harrison | 1 | 2.17K | 378K | by Jan 1993 – Feb 2013 |
| Boydston, Florence Gas Unit G-13-129152 | Felderhoff Production Company only | Boonsville (Bend Congl., Gas) | Wise | 1 | 1.15K | 516K | by Jan 1993 – Jul 2026 |
| Green,florence G-8-97831 | Rocker B Production, L.L.C. only | Rife (Congl. 3900) | Palo Pinto | 1 | 599 | 243K | by Jan 1993 – Sep 2020 |
| Bouldin, Florence G-3-196554 | Oak Energy, LLC only | Sugar Valley(truitt Taylor B SG) | Matagorda | 1 | 343 | 199K | Oct 2003 – Jun 2004 |
| Buckler Trust "233" Unit G-8-143285 | Ashtola Exploration Company,inc. only | Florence (Caddo) | Throckmorton | 1 | 287 | 3.53K | by Jan 1993 – Mar 1993 |
| Florence 23 G-9-98815 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Schleicher | 1 | 269 | 628K | by Jan 1993 – Nov 2025 |
| Florence 27 G-9-95052 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 264 | 852K | by Jan 1993 – Aug 2026 |
| Green, Florence G-8-121072 | RBR Production, LLC only | Rife (Congl. 3900) | Palo Pinto | 1 | 255 | 146K | by Jan 1993 – Oct 2025 |
| Currie, Florence G-13-189216 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 202 | 1.88M | Apr 2002 – Aug 2026 |
| Trust McCoy "B" G-8-179358 | Van Operating, Ltd. only | Florence (Caddo) | Throckmorton | 1 | 197 | 27.7K | Aug 2000 – Feb 2003 |
| Green, Florence G-8-52176 | Kornye-Tillman Company only | Palo Pinto Co. Reg. (Gas) | Palo Pinto | 1 | 149 | 71.5K | by Jan 1993 – Aug 2026 |
| Hamill, Florence 26 G-9-103316 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 140 | 366K | by Jan 1993 – Aug 2026 |
| Florence 32 G-9-94343 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 108 | 299K | by Jan 1993 – Aug 2026 |
| Florence 28 G-9-128851 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 106 | 671K | by Jan 1993 – Aug 2026 |
| Florence 32 G-9-99876 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 99 | 908K | by Jan 1993 – Aug 2026 |
| Hamill, Florence 26 G-9-103326 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 93 | 445K | by Jan 1993 – Aug 2026 |
| Florence 26 G-9-101660 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 90 | 150K | by Jan 1993 – Aug 2026 |
| Florence 26 G-9-100508 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 82 | 317K | by Jan 1993 – Jul 2026 |
| Currie, Florence G-13-146144 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 70 | 1.75M | Jul 1993 – Aug 2026 |
| Glenn Leech et Al G-8-89104 | Sanchez Basin Resources LLC only | Florence Bryant (Gardner SD) | Shackelford | 1 | 65 | 159K | by Jan 1993 – Jul 2026 |
| Florence 26 G-9-128850 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 64 | 219K | by Jan 1993 – Aug 2026 |
| Green, Florence G-8-116071 | Rife Operating, Ltd. only | O'Laughlin (4000) | Palo Pinto | 1 | 54 | 2.72K | by Jan 1993 – Sep 1993 |
| Florence 24 G-9-102658 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Schleicher | 1 | 48 | 75.2K | by Jan 1993 – Apr 2026 |
| Florence 28 G-9-101080 | Tug Hill Operating, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 42 | 357K | by Jan 1993 – Jun 2018 |
| Currie, Florence G-13-162059 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 41 | 2.13M | Jan 1997 – Aug 2026 |
| Florence 29 G-9-98819 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 40 | 462K | by Jan 1993 – Aug 2026 |
| Florence 27 G-9-100669 | Tug Hill Operating, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 35 | 227K | by Jan 1993 – Oct 2017 |
| Florence 31 G-9-94890 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 34 | 392K | by Jan 1993 – Aug 2026 |
| Florence 27 G-9-98424 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 29 | 480K | by Jan 1993 – Aug 2026 |
| Florence 32 G-9-99877 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 29 | 349K | by Jan 1993 – Aug 2026 |
| Florence 23 G-9-98816 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Schleicher | 1 | 29 | 244K | by Jan 1993 – Jul 2026 |
| Florence 31 G-9-99485 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 27 | 195K | by Jan 1993 – Aug 2026 |
| Florence 25 G-9-112116 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Schleicher | 1 | 26 | 180K | by Jan 1993 – Aug 2026 |
| Florence 32 G-9-129055 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 24 | 247K | by Jan 1993 – Aug 2026 |
| Florence 31 G-9-108267 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 24 | 222K | by Jan 1993 – Aug 2026 |
| Hunter, Florence G-4-117010 | Dinero Oil Corporation only | White Point, E. (Greta 4900 NW.) | San Patricio | 1 | 23 | 2K | by Jan 1993 – Jan 1993 |
| Florence 28 G-9-100553 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Schleicher | 1 | 21 | 259K | by Jan 1993 – Aug 2026 |
| Florence 28 G-9-94949 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 21 | 471K | by Jan 1993 – Aug 2026 |
| Florence 88 G-9-98820 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Schleicher | 1 | 21 | 598K | by Jan 1993 – Aug 2026 |
| Florence 27 G-9-95282 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 19 | 226K | by Jan 1993 – Aug 2026 |
| Currie, Florence G-13-196581 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 15 | 3.65M | Jun 2003 – Aug 2026 |
| Florence 39 G-9-102661 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 15 | 381K | by Jan 1993 – Aug 2026 |
| Hamill, Florence 26 G-9-170382 | Byrd Operating Company only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 14 | 52.7K | Sep 1998 – Nov 2005 |
| Florence 31 G-9-160517 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 13 | 367K | Oct 1996 – Jul 2026 |
| Florence 31 G-9-128849 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Sutton | 1 | 13 | 313K | by Jan 1993 – Aug 2026 |
| Florence 23 G-9-102656 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Schleicher | 1 | 12 | 228K | by Jan 1993 – Aug 2026 |
| Florence 24 G-9-98818 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Schleicher | 1 | 12 | 51.1K | by Jan 1993 – Feb 1998 |
| Florence 24 G-9-102657 | Toc Energy Resources, LLC only | Phyllis Sonora (Canyon Lower) | Schleicher | 1 | 11 | 72.6K | by Jan 1993 – Aug 2026 |