| Morgan Gas Unit G-6-208436 | Proline Energy Resources Inc only | Beckville (Cotton Valley) | Rusk | 1 | 662 | 371K | Feb 2005 – Aug 2026 |
| E. Baker Gas Unit G-2-226073 | Proline Energy Resources Inc only | Mikeska (2ND Tom Lyne) | Live Oak | 1 | 657 | 225K | Nov 2006 – Jan 2021 |
| Fulton, M. D. O-8-17823 | Evangeline Trading Company only | Glen Cove, S. (Palo Pinto) | Coleman | 1 | 656 | 21 | Apr 1993 – Sep 1997 |
| Calhoun, F. D. G-3-205577 | Proline Energy Resources Inc only | Giddings (Austin Chalk, Gas) | Grimes | 1 | 651 | 718K | Sep 2004 – Aug 2026 |
| Swiley, T. Gas Unit G-6-219257 | Proline Energy Resources Inc only | Beckville (Cotton Valley) | Rusk | 1 | 648 | 384K | Jan 2006 – Aug 2026 |
| Perry, Pauline G-10-19613 | Twins Oil Co. only | Belding (Yates) | Pecos | 1 | 645 | 67.9K | by Jan 1993 – Jul 2010 |
| Duprie-French GU G-4-275936 | Proline Energy Resources Inc only | Midway, S. (Watson FB-B) | San Patricio | 1 | 639 | 22.2K | Nov 2014 – Feb 2025 |
| Hittson Earline G-8-64411 | El Reno Energy, LLC only | Hittson (Congl) | Palo Pinto | 1 | 638 | 279K | by Jan 1993 – Apr 2023 |
| McDowell G-2-250403 | Proline Energy Resources Inc only | Westhoff (Combined Associated) | Jackson | 1 | 636 | 139K | Jan 2009 – Oct 2019 |
| Caroline H O-10-34561 | Seaboard Oil Company only | Quito (Wolfcamp) | Ward | 1 | 634 | 7.92K | May 1995 – Jul 1999 |
| Sailor O-14-4752 | Red Line Company, Ltd. only | Panhandle Gray County Field | Gray | 1 | 625 | 5.86K | by Jan 1993 – Nov 1997 |
| O'Connor Ranch "B" G-2-181495 | Proline Energy Resources Inc only | Oconnor Ranch (Frio Cons.) | Goliad | 1 | 622 | 1.38M | Oct 2000 – Aug 2025 |
| Elizondo G-4-256464 | Proline Energy Resources Inc only | Roleta (Wilcox Consolidated) | Zapata | 1 | 619 | 69.4K | May 2010 – Apr 2013 |
| Leveridge, M. Dorris Unit G-3-100684 | Southeastern Pipe Line Company only | Bernard, East (7700) | Wharton | 1 | 619 | 531K | by Jan 1993 – Jun 2016 |
| Spurlen G-8-186671 | DMV Pipeline LLC only | Desdemona, E. (Marble Falls) | Erath | 1 | 614 | 134K | Jan 2002 – Jul 2018 |
| Filline G-13-197784 | Quest Petroleum Company only | JMG Mag (Miss) | Jack | 1 | 608 | 244K | Sep 2003 – Jul 2026 |
| Linebery, Tom Strip G-10-103689 | EOG Resources, Inc. only | Brunson Ranch (Penn, Lo. -Atoka) | Loving | 1 | 607 | 143K | by Jan 1993 – Sep 2019 |
| McClelland O-13-32832 | Borderline Operating Corp. only | KRS (Marble Falls) | Jack | 1 | 607 | 33.3K | Dec 2013 – Oct 2016 |
| Tait, R. E. Jr. G-3-179942 | Proline Energy Resources Inc only | Tait (Wilcox 9,600) | Colorado | 1 | 605 | 63.6K | Mar 2000 – Sep 2020 |
| Goldman, Dr. Joseph L. Unit O-6-14864 | Proline Energy Resources Inc only | Scoober Creek (Travis Peak) | Cherokee | 1 | 604 | 13.2K | Apr 2009 – Jun 2026 |
| Dennis, W. E. G-8-137435 | DMV Pipeline LLC only | Mittie (Marble Falls) | Comanche | 1 | 602 | 62.2K | by Jan 1993 – Jun 2019 |
| Calabria Estate G-8-101305 | Upham Oil & Gas Company only | Calabria (Big Saline) | Palo Pinto | 1 | 597 | 296K | by Jan 1993 – Jul 2015 |
| Oxo O-8-31164 | Scout Energy Management LLC only | Oxo (Cline Shale) | Nolan | 1 | 597 | 1.07K | Jul 2012 – Nov 2012 |
| Cee Bar Ranch "C" G-8-114346 | Hexagon Oil and Gas Inc. only | Big Sunday Creek (Big Saline) | Erath | 1 | 594 | 786K | by Jan 1993 – Oct 2018 |
| Cline, Robert M.-C- O-1-11285 | Rainer Energy, Inc. only | Somerset | Bexar | 1 | 592 | 93 | by Jan 1993 – Jan 2002 |
| FNB Cincinnati G-4-256101 | Proline Energy Resources Inc only | Hargill (Frio Cons.) | Hidalgo | 1 | 588 | 126K | May 2010 – Sep 2010 |
| Gouger Gas Unit No. 4 G-1-130823 | Proline Energy Resources Inc only | Campana, South (1600) | McMullen | 1 | 588 | 90.1K | by Jan 1993 – Feb 2015 |
| Beaurline, A. W. G-4-181383 | Fargo Oil & Gas, LLC only | Los Indios, W. (MF- 81) | Hidalgo | 1 | 584 | 394K | Mar 2001 – Dec 2022 |
| Tucker "A" G-10-66713 | Incline Energy only | Abell (3200) | Crane | 1 | 584 | 16.1K | by Jan 1993 – Dec 1999 |
| Mahler, E. W. O-1-2133 | Diamond Trading & Pipeline Corp only | Fairfield | Bexar | 2 | 575 | 40 | by Jan 1993 – Jan 1998 |
| Blanton, M. W. O-1-2311 | Diamond Trading & Pipeline Corp only | Fairfield | Bexar | 2 | 575 | 38 | by Jan 1993 – Apr 1998 |
| Strong, Clyde GU G-6-222036 | Proline Energy Resources Inc only | Beckville (Cotton Valley) | Rusk | 1 | 574 | 266K | Jun 2006 – Aug 2026 |
| Stephens G-8-35508 | WB Mullin Operating LLC only | Brad, SW. (Big Saline Congl.) | Palo Pinto | 1 | 571 | 320K | by Jan 1993 – Aug 2026 |
| Cline, Robert M. -E- O-1-11317 | Rainer Energy, Inc. only | Somerset | Bexar | 1 | 570 | 89 | by Jan 1993 – Dec 2000 |
| Copeland Ranch O-8-28729 | Borderline Operating Corp. only | Palo Pinto County Regular | Palo Pinto | 2 | 565 | 23.7K | Jan 2000 – Feb 2008 |
| House G-13-109425 | Borderline Operating Corp. only | Henderson (Atoka) | Jack | 1 | 563 | 130K | Feb 1993 – Mar 2009 |
| Pauline G-3-242511 | Geosouthern Energy Corporation only | Giddings (Austin Chalk, Gas) | Burleson | 1 | 557 | 14.4K | Oct 2008 – Mar 2018 |
| Waynick O-8-22615 | Bilbo Wireline Service, Inc. only | Eastland County Regular | Eastland | 1 | 553 | 23 | by Jan 1993 – Apr 1999 |
| Bonilla G-2-177149 | Proline Energy Resources Inc only | Mikeska (Massive Wilcox) | Live Oak | 1 | 553 | 1.43M | Jan 2000 – Jul 2019 |
| Coline "G" O-3-14518 | C.F.O., Inc. only | Batson New | Hardin | 1 | 550 | 53 | by Jan 1993 – Feb 2008 |
| Leveridge, W. C. et UX 'C' G-3-160741 | Southeastern Pipe Line Company only | Bernard, East (8000) | Wharton | 1 | 545 | 188K | Oct 1996 – Jun 1998 |
| Sun Mineral Deed O-8-29300 | Stephens & Johnson Operating Co. only | Gilmore Creek (Big Saline ) | Palo Pinto | 1 | 543 | 34 | May 2003 – Aug 2004 |
| Cahoon Unit G-3-274745 | Proline Energy Resources Inc only | Hull, South (Yegua 9550) | Liberty | 1 | 541 | 23.2K | Mar 2014 – Aug 2024 |
| Mayo Unit G-8-155337 | Reval Exploration LLC only | J. R. Jacobs (Big Saline) | Palo Pinto | 1 | 536 | 1.38M | Jul 1995 – Nov 2012 |
| Brackeen, A.H. 21 G-8-17352 | Cooper Oil & Gas, LLC only | Brad, SW. (Big Saline Congl.) | Palo Pinto | 1 | 534 | 85.6K | by Jan 1993 – Aug 2026 |
| Owens, W. B. G-13-111858 | Borderline Operating Corp. only | L.W.T. (Congl.) | Jack | 1 | 534 | 79.8K | by Jan 1993 – Feb 2011 |
| Fenley G-6-15752 | Proline Energy Resources Inc only | Allentown (Glen Rose, Upper) | Angelina | 1 | 529 | 260K | Apr 2003 – Oct 2018 |
| Cee Bar Ranch "B" G-8-127106 | Hexagon Oil and Gas Inc. only | Big Sunday Creek (Big Saline) | Erath | 1 | 527 | 604K | by Jan 1993 – Oct 2009 |
| Diebel G-2-174994 | Coastline Exploration, Inc. only | Brandt (Yegua 4600) | Goliad | 1 | 527 | 199K | Aug 1999 – Dec 2007 |
| Pollard, J. G-6-225182 | Proline Energy Resources Inc only | Beckville (Cotton Valley) | Rusk | 1 | 526 | 127K | Dec 2006 – Dec 2016 |