| Halsell Ranch G-13-279063 | Brigadier Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 23 | 4.99K | Sep 2015 – Jan 2016 |
| Wright G-8-129230 | Sequoia Natural Gas, Inc. only | Reb (Marble Falls) | Eastland | 1 | 22 | 6.19K | by Jan 1993 – Dec 2001 |
| Million G-8-223651 | North Texas Plugging, LLC only | Strawn, NW. (Marble Falls) | Palo Pinto | 1 | 22 | 640K | Dec 2006 – Dec 2020 |
| Wharton 2-21 G-8-183313 | Eratz Investments Inc. only | Lone Camp (Marble Falls) | Palo Pinto | 1 | 22 | 75.4K | Jun 2001 – Sep 2007 |
| Fokken G-8-128344 | Yellow Rose Oil & Gas Oper. Inc. only | Reb (Marble Falls) | Eastland | 1 | 22 | 22.6K | by Jan 1993 – Apr 1994 |
| Jerry Craft G-13-295145 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 22 | 89 | Mar 2023 – Jun 2024 |
| Gage, J.W. O-8-22204 | R R Operation Inc only | Foster (Marble Falls) | Eastland | 1 | 22 | 443 | by Jan 1993 – Oct 1994 |
| Sheffield, M. M. G-8-89130 | Crt's, Inc. only | Foster (Marble Falls) | Eastland | 1 | 22 | 31.6K | by Jan 1993 – Jan 2008 |
| Blackwell G-8-103336 | King Energy Resources only | Fair (Marble Falls, Lower) | Eastland | 1 | 22 | 54.9K | May 1993 – May 2005 |
| Hollister-Owen G-13-296639 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 22 | 1.47K | Feb 2024 – Nov 2024 |
| Hydeman G-8-262341 | Double Play Oil & Gas, Inc only | Byler H (Marble Falls) | Brown | 1 | 22 | 5.67K | Sep 2011 – Apr 2024 |
| OXY-Emmons G-8-275907 | Double Play Oil & Gas, Inc only | Byler H (Marble Falls) | Brown | 1 | 21 | 3.58K | Feb 2015 – Dec 2023 |
| Williams G-8-214875 | Borderline Operating Corp. only | Strawn, NW. (Marble Falls) | Palo Pinto | 1 | 21 | 66.1K | Feb 2006 – Jan 2014 |
| Noble G-13-281321 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 21 | 1.91K | Jan 2016 – Oct 2016 |
| Gage, J.W. "A" O-8-22205 | R R Operation Inc only | Foster (Marble Falls) | Eastland | 1 | 21 | 739 | by Jan 1993 – Sep 1994 |
| Wimberly 125 G-13-292348 | Oakridge Oil and Gas, LP only | Neale (Marble Falls) | Jack | 1 | 21 | 611 | Mar 2021 – Nov 2025 |
| Day Gas Unit G-8-88526 | Odegard Energy, Inc. only | Granbury, NE. (Marble Falls) | Hood | 1 | 20 | 21.9K | by Jan 1993 – Nov 1997 |
| Parkey Ranch G-8-80872 | Sun-Key Oil Co., Inc. only | Morgan Mill (Marble Falls) | Erath | 1 | 20 | 86.5K | by Jan 1993 – Aug 2006 |
| Winslett, O.C. G-8-83790 | Sun-Key Oil Co., Inc. only | Morgan Mill (Marble Falls) | Erath | 1 | 20 | 36.4K | by Jan 1993 – Dec 2009 |
| Myers G-8-95869 | Somerset Operating, LLC only | Peaster, SE (Marble Falls) | Parker | 1 | 20 | 316K | by Jan 1993 – Jun 2026 |
| O'Laughlin, Maurine L. G-8-272658 | Kornye-Tillman Company only | Burns-Dalton(marble Falls) | Palo Pinto | 1 | 20 | 16.1K | Jun 2013 – Aug 2026 |
| Diamond S O-13-32944 | Diamond S Energy Company only | KRS (Marble Falls) | Jack | 1 | 20 | 0 | Feb 2014 – May 2014 |
| Nickens O-13-34363 | Oakridge Oil and Gas, LP only | KRS (Marble Falls) | Jack | 1 | 19 | 0 | Feb 2025 – May 2025 |
| Holman G-8-146861 | Petex only | Rickels (Marble Falls Congl.) | Stephens | 1 | 18 | 662K | Feb 1994 – Sep 2019 |
| Gunter G-13-274146 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 18 | 31K | May 2014 – Sep 2017 |
| Stephenson G-8-137530 | Mehaffey Investments, Inc. only | Reb (Marble Falls) | Eastland | 1 | 18 | 5.15K | by Jan 1993 – Jul 1997 |
| Mitchell C SW G-8-204789 | J-Tec Production, LLC only | Lone Camp (Marble Falls) | Palo Pinto | 1 | 18 | 31.3K | Dec 2004 – Aug 2026 |
| Calhoun G-8-116072 | AC Exploration, LLC only | Granbury, NE. (Marble Falls) | Hood | 1 | 18 | 143K | by Jan 1993 – Aug 2020 |
| Smith, Clifford L. G-8-89133 | Crt's, Inc. only | Foster (Marble Falls) | Eastland | 1 | 18 | 24.6K | by Jan 1993 – Feb 2001 |
| Sneed, Myrl "C" G-8-115822 | Ronning Gas and Oil LLC only | Reb (Marble Falls) | Eastland | 1 | 17 | 75.2K | by Jan 1993 – Sep 2010 |
| Williams, Juanita G-8-119650 | Braka Operating, L.L.C. only | Reb (Marble Falls) | Eastland | 1 | 17 | 24.1K | by Jan 1993 – Nov 2010 |
| Gay G-8-100712 | Dickson Petroleum, Inc. only | Santa Anna (Marble Falls) | Coleman | 1 | 17 | 8.15K | by Jan 1993 – Sep 1994 |
| Stewart - Martin Unit G-13-297012 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 17 | 776 | Feb 2024 – Feb 2026 |
| Turner G-8-118568 | Mission Energy Inc. only | Mittie (Marble Falls) | Comanche | 1 | 17 | 120K | Apr 1993 – Dec 2024 |
| Walker, Alice, -B- G-8-18530 | Dale Operating Company only | Walker-Davis (Marble Falls) | Stephens | 1 | 17 | 434K | by Jan 1993 – Oct 2024 |
| Heathington Unit O-8-16828 | Breck Operating Corp. only | Mittie (Marble Falls) | Comanche | 1 | 17 | 973 | by Jan 1993 – Aug 1993 |
| Hart, I.N. O-8-16820 | Johnco Petroleum, Inc. only | Bankline-Owen, N. (Marble Falls) | Eastland | 1 | 17 | 3.3K | by Jan 1993 – Jun 1993 |
| Coca Cola G-13-282512 | Oakridge Oil and Gas, LP only | KRS (Marble Falls) | Jack | 1 | 17 | 327 | Jul 2017 – Mar 2019 |
| Byler, H. G-8-130054 | Ringo Rig LLC only | Brown Co. Regular (Marble Falls) | Brown | 1 | 17 | 26.1K | by Jan 1993 – Dec 2019 |
| Aguirre G-8-235430 | Texxol Operating Company, Inc. only | Strawn, NW. (Marble Falls) | Palo Pinto | 1 | 17 | 127K | Dec 2007 – Dec 2025 |
| Falls Unit G-3-160725 | Douglas Petroleum Inc. only | Giddings (Austin Chalk, Gas) | Washington | 1 | 17 | 1.03M | Aug 1996 – Nov 1997 |
| Morris, R. L. G-13-142207 | Tree Operating, LLC only | Weiler (Marble Falls) | Jack | 1 | 16 | 84.2K | by Jan 1993 – Aug 2026 |
| Turner "C" G-8-129381 | DMV Pipeline LLC only | Mittie (Marble Falls) | Comanche | 1 | 16 | 16.5K | by Jan 1993 – Oct 2017 |
| Taylor O-13-33407 | Choice Exploration, Inc. only | Bowie, SW. (Marble Falls) | Jack | 1 | 16 | 0 | Dec 2015 – Jan 2016 |
| Moore, Bertha O-13-28026 | Miles Production Co. only | Lost Valley (Marble Falls) | Jack | 1 | 16 | 3.06K | by Jan 1993 – Mar 1993 |
| Reagan-Mercer G-13-282605 | Xplore Operating, LLC only | Lost Valley (Marble Falls) | Jack | 1 | 15 | 1.04K | Jun 2017 – Mar 2018 |
| Perry, Jack O-8-15238 | Watson Oil & Gas Co. only | Duster, NE. (Marble Falls 2750) | Comanche | 1 | 15 | 13 | by Jan 1993 – Jun 1994 |
| Hanna G-8-147958 | Mehaffey Investments, Inc. only | Reb (Marble Falls) | Eastland | 1 | 15 | 576 | Jan 1994 – May 1994 |
| Harrison O-8-14514 | Burk Royalty Company only | Mittie (Marble Falls) | Comanche | 1 | 15 | 107 | Feb 1993 – Apr 1994 |
| Tidwell G-8-103256 | Proco Operating Co., Inc. only | Marmac (Marble Falls) | Parker | 1 | 15 | 11.3K | by Jan 1993 – Dec 1993 |