| Edgar R. Maxey G-3-284354 | Llox, L.L.C. only | Algoa, South (Upper Vicksburg) | Brazoria | 1 | 312K | 8.47M | Jun 2018 – Dec 2024 |
| Edgar R. Maxey G-3-283463 | Llox, L.L.C. only | Algoa, South (Upper Vicksburg) | Brazoria | 1 | 148K | 4.98M | Jul 2017 – Jan 2023 |
| Edgar Smith 01 G-2-266389 | Marathon Oil EF LLC only | De Witt (Eagle Ford Shale) | De Witt | 1 | 62.8K | 1.23M | Feb 2012 – Aug 2026 |
| Schmidt, Edgar Unit G-3-154117 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk, Gas) | Fayette | 1 | 21.6K | 1.07M | Mar 1995 – May 2013 |
| Edgar G-6-205968 | Shelby Operating Company only | Bethany (Travis Peak Cons.) | Panola | 1 | 19.8K | 3.1M | Sep 2004 – Aug 2026 |
| Cullers, J. Edgar Gas Unit G-6-234320 | Merit Energy Company only | Oak Hill (Cotton Valley) | Rusk | 1 | 6.1K | 741K | Sep 2007 – Aug 2026 |
| Edgar G-6-234414 | Shelby Operating Company only | Bethany (Travis Peak Cons.) | Panola | 1 | 3.77K | 697K | Sep 2007 – Aug 2026 |
| Cullers, J. Edgar Gas Unit G-6-139888 | Merit Energy Company only | Oak Hill (Cotton Valley) | Rusk | 1 | 3.5K | 852K | by Jan 1993 – Sep 2016 |
| Guy Ranch G-8-229073 | Grayrock Energy II, LLC only | Edgar Davis (Morris) | Shackelford | 1 | 2.92K | 142K | Jun 2007 – Apr 2020 |
| Guy Ranch G-8-229374 | Grayrock Energy II, LLC only | Edgar Davis (Morris) | Shackelford | 1 | 2.77K | 190K | Jul 2007 – Apr 2020 |
| Cullers, J. Edgar Gas Unit G-6-141111 | Merit Energy Company only | Oak Hill (Cotton Valley) | Rusk | 1 | 2.62K | 915K | by Jan 1993 – Mar 2011 |
| Pevestorff, Edgar J. G-2-177529 | Wheeler Operating Corporation only | Helen Gohlke, E. (Wilcox A-1) | De Witt | 1 | 2.06K | 134K | Jan 2000 – Dec 2001 |
| Edgar Unit G-3-104476 | Sage Energy Company only | Giddings (Edwards, Gas) | Fayette | 1 | 2.06K | 48K | by Jan 1993 – Nov 1996 |
| Cullers, Edgar J. G-6-82621 | Merit Energy Company only | Oak Hill (Cotton Valley) | Rusk | 1 | 2.01K | 820K | by Jan 1993 – Aug 2026 |
| Guy Ranch G-8-218149 | Grayrock Energy II, LLC only | Edgar Davis (Morris) | Shackelford | 1 | 1.9K | 135K | Jun 2006 – Jul 2017 |
| Edgar G-6-232004 | Shelby Operating Company only | Bethany (Travis Peak Cons.) | Panola | 1 | 608 | 661K | Sep 2007 – Aug 2026 |
| Edgar G-6-17278 | Shelby Operating Company only | Waskom (Cotton Valley) | Panola | 1 | 600 | 148K | by Jan 1993 – Aug 2026 |
| Guy Ranch G-8-221322 | Grayrock Energy II, LLC only | Edgar Davis (Morris) | Shackelford | 1 | 332 | 199K | Aug 2006 – Jul 2023 |
| Guy Ranch G-8-224902 | Grayrock Energy II, LLC only | Edgar Davis (Morris) | Shackelford | 1 | 289 | 110K | Dec 2006 – Jul 2023 |
| Guy Ranch G-8-240483 | Grayrock Energy II, LLC only | Edgar Davis (Morris) | Shackelford | 1 | 212 | 111K | Aug 2008 – Apr 2020 |
| Guy Ranch G-8-226476 | Grayrock Energy II, LLC only | Edgar Davis (Morris) | Shackelford | 1 | 164 | 137K | Mar 2007 – Apr 2020 |
| Cowling, Edgar W. G-13-28610 | Scout Energy Management LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 114 | 233K | by Jan 1993 – Feb 2020 |
| Guy Ranch G-8-225248 | Grayrock Energy II, LLC only | Edgar Davis (Morris) | Shackelford | 1 | 88 | 255K | Dec 2006 – Apr 2020 |
| Herring, Edgar G-8-139531 | Delray Oil, Inc. only | Coleman (Morris) | Coleman | 1 | 0 | 95.5K | by Jan 1993 – Mar 1995 |
| Eggert, Edgar H. G-4-62102 | New Horizon Investments Ltd. only | Willmann (3500) | San Patricio | 1 | 0 | 86.6K | by Jan 1993 – Oct 2025 |
| Herring, Edgar G-8-103809 | Delray Oil, Inc. only | Coleman (Morris) | Coleman | 1 | 0 | 561 | by Jan 1993 – Mar 1993 |
| Edgar A G-14-194432 | Burk Royalty Co., Ltd. only | Texas Hugoton | Hansford | 1 | 0 | 231K | Jan 2003 – Aug 2026 |
| Brown, Edgar A. G-1-24 | Eliteenergyholdings LLC only | Big Foot, West (Gas) | Frio | 1 | 0 | 194K | by Jan 1993 – May 2026 |
| Lewis, John Edgar Trustee G-3-127512 | Jr Resources, Inc. only | Brookshire | Waller | 1 | 0 | 0 | — |
| Davis, Edgar G-8-44853 | Couch Oil & Gas, Inc. only | Dyer (Moran, Up.) | Callahan | 1 | 0 | 86.4K | by Jan 1993 – Jun 2008 |
| Pdo Edgar-Cormier G-3-216954 | Wheeler Operating Corporation only | Wildcat | San Jacinto | 1 | 0 | 0 | — |
| Lewis, John Edgar Trustee G-3-111273 | Jr Resources, Inc. only | Frijole (Frio 2800) | Waller | 1 | 0 | 0 | — |
| Edgar Unit G-6-283046 | Apex Natural Gas, LLC only | Carthage (Haynesville Shale) | Nacogdoches | 1 | 0 | 4.84M | May 2017 – Aug 2026 |
| Huffman, Edgar L. G-13-223718 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.99M | Jul 2006 – Aug 2026 |
| Edgar L Huffman G-13-256978 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 854K | Sep 2010 – Aug 2026 |
| Bailey, Edgar G-14-90436 | M.K.B. Energy Corp only | Panhandle, East | Gray | 1 | 0 | 88.2K | by Jan 1993 – Jul 2026 |
| Wischkaemper, Edgar G-14-105731 | Wischkaemper, Kenneth only | Panhandle, East | Collingsworth | 1 | 0 | 45.7K | by Jan 1993 – Aug 2026 |
| Heinsohn, Edgar, Unit G-3-32781 | Falcon Acquisitions, L.C. only | Frelsburg (Z-18) | Colorado | 1 | 0 | 0 | — |
| Heinsohn, Edgar, Unit G-3-32780 | Falcon Acquisitions, L.C. only | Frelsburg (Z-15-F) | Colorado | 1 | 0 | 0 | — |
| Parramore G-9-144269 | Edgar, Verlon only | Briley, SE. (Gardner, Lo.) | Runnels | 1 | 0 | 11K | Feb 1993 – Nov 1995 |
| Brown, Edgar G. Estate G-13-96359 | Rhyne, J.V. only | Campbell (Atoka Congl.) | Jack | 1 | 0 | 71.4K | by Jan 1993 – Jan 2021 |
| Edgar -A- G-14-27965 | Conocophillips Company only | Texas Hugoton | Hansford | 1 | 0 | 373K | by Jan 1993 – Oct 2002 |
| Wischkaemper, Edgar G-14-115919 | Reneau, James Seed Co. only | Panhandle, East | Collingsworth | 1 | 0 | 0 | — |
| Edgar Unit G-6-260910 | Apex Natural Gas, LLC only | Carthage (Haynesville Shale) | Nacogdoches | 1 | 0 | 4.68M | Jan 2011 – Aug 2026 |
| Huffman, Edgar L. G-13-229629 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.86M | Jan 2007 – Aug 2026 |
| Edgar G-14-27540 | Burk Royalty Co., Ltd. only | Texas Hugoton | Hansford | 1 | 0 | 802K | by Jan 1993 – Aug 2026 |
| Herring, Edgar G-8-144987 | Delray Oil, Inc. only | Coleman County Regular (Gas) | Coleman | 1 | 0 | 14.2K | Apr 1993 – Apr 1994 |