| McKinney, J. E. O-2-8635 | IP Well Service LLC | Pettus, S.E. (Upper Mutt) | 2 | 8.57K | 33K | Jan 2001 – Jul 2014 |
| Linney, J. W. O-2-3647 | Outline Oil Company LLC | Papalote, E. (3200 Stringer) | 1 | 8.53K | 21 | by Jan 1993 – Jun 2024 |
| Hall, Imogene & C. E. G-2-31099 | Hughes, Dan A. Company | Cosden, West (Wilcox 9500) | 1 | 8.5K | 425K | by Jan 1993 – Jan 2002 |
| Algea Gas Unit G-2-212589 | Magnum Engineering Company | Theis, South(slick First) | 1 | 8.48K | 530K | Apr 2005 – May 2016 |
| Rubottom G-2-265661 | Sydson Energy, Inc. | Ray (Vicksburg-Hockley) | 1 | 8.39K | 21.6K | Jan 2012 – Mar 2020 |
| Curlee - Griffith Unit O-2-8783 | Aurora Resources Corporation | Berkow (Kohler) | 1 | 8.33K | 0 | Apr 2003 – Apr 2009 |
| Vela, R. G. O-2-6996 | Cactus Petroleum Corporation | Mudhill (Hockley) | 2 | 8.19K | 34 | by Jan 1993 – Sep 1996 |
| Collier O-2-9682 | Trailblazer Oil & Gas LLC | Norbee (Frio 2900) | 1 | 8.19K | 8.02K | Apr 2011 – Feb 2020 |
| Thomson-Barrow Corp. C G-2-162978 | C & E Operating, Inc. | Laura Thomson (4850) | 1 | 8.14K | 1.81M | Mar 1997 – Jul 2011 |
| Hicks Gas Unit V G-2-42466 | Acock/Anaqua Operating Co., LP | Normanna, W. (Slick) | 1 | 8.11K | 1.38M | by Jan 1993 – Mar 2012 |
| Macdon Royalty O-2-6168 | Eliteenergyholdings LLC | Holzmark | 3 | 8.03K | 202 | by Jan 1993 – May 2021 |
| Dah Hall G-2-208185 | West Tuleta Operating Corp. | Tuleta, West (Wilcox Mid 9100) | 1 | 8.03K | 382K | Dec 2004 – May 2009 |
| Borroum, Ella, -B- O-2-3133 | Republic Resources, LLC. | Ella Borroum (Slick) | 2 | 8K | 960 | by Jan 1993 – Jul 1996 |
| Rabe Gas Unit G-2-167216 | Hydrocarbon Operating, Inc. | Normanna (Consolidated) | 1 | 7.94K | 918K | Dec 1997 – Dec 2019 |
| Braly Dugat O-2-12571 | Trailblazer Oil & Gas LLC | Fred Long (Hockley 3850) | 1 | 7.91K | 6.66K | Dec 2022 – Apr 2025 |
| Lamb-Hicks Unit O-2-5767 | Saxum Oil & Gas, LLC | Holzmark (Hockley) | 1 | 7.89K | 27 | by Jan 1993 – Mar 2003 |
| Long O-2-9313 | Enco Exploration Company | Singleton (Hockley 3800) | 1 | 7.87K | 0 | Jun 2009 – Oct 2013 |
| Voss, W. A. O-2-5101 | Staples, James W. Prod. Co. | Friendship Church (Hockley) | 1 | 7.74K | 318 | by Jan 1993 – Jan 2020 |
| Franke 01 G-2-269562 | Marathon Oil EF LLC | Sugarkane (Eagle Ford) | 1 | 7.73K | 1.16M | Aug 2012 – Aug 2026 |
| Arc Thomson-Barrow G-2-280559 | Aurora Resources Corporation | Laura Thomson,s.e. (Chamberlain) | 1 | 7.47K | 69.3K | Sep 2015 – Dec 2016 |
| Knight Ranch G-2-244756 | Welderxp Ltd. | Cannan, South (10100 Wilcox) | 1 | 7.43K | 251K | Nov 2008 – Nov 2021 |
| Daugherty-Hicks -A- O-2-5052 | Staples, James W. Prod. Co. | Normanna (Hockley 3600) | 2 | 7.29K | 1.45K | by Jan 1993 – Dec 2023 |
| Algea Gas Unit G-2-161800 | Magnum Engineering Company | Orangedale (Luling, Lower) | 1 | 7.26K | 1.72M | Jan 1997 – Mar 2005 |
| Bush, Edith Smith O-2-7998 | Staples, James W. Prod. Co. | San Domingo S. (Vicksburg) | 1 | 7.26K | 14.4K | Sep 1994 – Feb 2000 |
| Thomson - Barrow O-2-7524 | Dewbre Petroleum Corporation | Papalote, E. (3250) | 2 | 7.16K | 49 | by Jan 1993 – Oct 2007 |
| McFall-Kerby O-2-6894 | Halex Oil Corporation | Rudman, West (Mackhank) | 1 | 7.13K | 34.6K | by Jan 1993 – Apr 2001 |
| Martin Unit G-2-50121 | Wagner Oil Company | Orangedale (Luling) | 1 | 7.1K | 636K | by Jan 1993 – Sep 2009 |
| Brinkoeter, Winoa O-2-7309 | RR Ventures Limited Partnership | Pettus | 3 | 7.1K | 285 | by Jan 1993 – Dec 1994 |
| Young, S.E. NCT-1 O-2-5819 | Dartex Energy Corporation | Cosden, W. (3050 Sand) | 3 | 7.02K | 2.31K | by Jan 1993 – Jul 2014 |
| Freeland, J. M. G-2-37711 | Welderxp Ltd. | Cosden, West (Wilcox 8300) | 1 | 7K | 626K | by Jan 1993 – Jan 2010 |
| Dougherty Properties -B- G-2-105156 | Hughes, Dan A. Company | Dougherty Ranch (10350) | 1 | 6.97K | 596K | by Jan 1993 – May 2003 |
| Slick, Tom O-2-5753 | Rincon Petroleum Corporation | Caesar, South (Massive #2) | 1 | 6.9K | 3.66K | by Jan 1993 – Jun 1999 |
| Grissom G-2-226085 | Tidal Petroleum, Inc. | Cosden, West (Wilcox 9500) | 1 | 6.9K | 287K | Feb 2007 – Oct 2015 |
| Wtu Robinson G-2-4518 | West Tuleta Operating Corp. | Tuleta, West (Slick-Wilcox 7500) | 1 | 6.77K | 1.6M | by Jan 1993 – Aug 2006 |
| Clay, Nona G-2-198742 | Petrovybe Opco LLC | Caesar, South (Wilcox 9770) | 1 | 6.72K | 435K | Aug 2003 – Feb 2021 |
| Brooks Trust No. 2 G.U. G-2-184331 | Dirks Petroleum Company | Cadiz, North (Slick-Wilcox) | 1 | 6.72K | 953K | Jul 2001 – Mar 2008 |
| Ray, George A. G-2-180476 | Paleo Oil Company LLC | Kerr (7910) | 1 | 6.69K | 283K | Sep 2000 – Mar 2002 |
| Npu (Ray -10L ) G-2-74989 | Paleo Oil Company LLC | Tulsita-Wilcox ( 7,700) | 1 | 6.67K | 635K | Jan 1995 – Oct 2005 |
| Young, S.E. et Al O-2-11124 | Welderxp Ltd. | Cosden, West (Mackhank) | 1 | 6.64K | 923 | Oct 2014 – Oct 2018 |
| Ray, George A. G-2-135186 | XTO Energy Inc. | Tulsita-Wilcox ( Luling) | 1 | 6.62K | 2.22M | by Jan 1993 – Jan 2010 |
| Kircher G-2-153306 | Great Texas Crude Inc. | Tynan, East (Frio 3420) | 1 | 6.51K | 143K | Feb 1995 – Feb 1996 |
| Hicks Gas Unit V G-2-3268 | Acock/Anaqua Operating Co., LP | Normanna (Consolidated) | 1 | 6.5K | 344K | Jan 1997 – Mar 2012 |
| McCarn A G-2-266844 | Warwick-Artemis, LLC | Sugarkane (Eagle Ford) | 1 | 6.39K | 1.88M | Nov 2012 – May 2025 |
| Ray, George A. G-2-185709 | Devon Energy Production Co, L.P. | Kerr (7700) | 1 | 6.35K | 417K | Jun 2001 – Jul 2002 |
| McKinney, J. E. G-2-96912 | Hughes, Dan A. Company | Pettus, S. E. (Wilcox 9000) | 1 | 6.31K | 259K | by Jan 1993 – Apr 1996 |
| Welder, R J G-2-209782 | Welder Exploration & Prod., Inc. | Heard Ranch Central (U. Yegua) | 1 | 6.3K | 231K | Feb 2005 – Jan 2006 |
| Helm O-2-8801 | Hughes, Dan A. Company | Helm (Pettus) | 1 | 6.26K | 117K | Jun 2003 – Jul 2004 |
| Southern Pacific O-2-47 | Nelson, James L. | Berclair (2200 Frio) | 2 | 6.21K | 133 | by Jan 1993 – Jan 2002 |
| Spielhagen, Inez -C- O-2-5793 | CTR Petroleum, Inc. | Cosden, West | 1 | 6.15K | 21 | by Jan 1993 – Apr 1996 |
| Brinkoeter Partners, Ltd. "B" G-2-185675 | Hughes, Dan A. Company, L.P. | Cosden (Wilcox 10,170) | 1 | 6.15K | 351K | Jun 2001 – Aug 2006 |