| Manning G-3-273058 | E2 Operating LLC only | Fort Trinidad (Glen Rose, Upper) | Madison | 1 | 219K | 545K | Feb 2014 – Mar 2026 |
| Tommie JO Manning, et Al G-3-270315 | Buffco Production Inc. only | Fort Trinidad, East (Buda) | Madison | 1 | 10.2K | 42K | Aug 2012 – Apr 2021 |
| Laura-Manning (Alloc) Unit G-3-278186 | EOG Resources, Inc. only | Fort Trinidad (Glen Rose) | Madison | 1 | 7K | 333K | Nov 2014 – Jan 2024 |
| O'Conner, C.J. G-8-196747 | Pardue Oil, Inc. only | Manning-Oconnor (Caddo) | Stephens | 1 | 4.14K | 10.1K | Aug 2003 – Sep 2016 |
| Manning Unit G-13-144614 | Xyz Oil, Inc. only | Wise County Regular | Wise | 1 | 636 | 55.9K | Mar 1993 – Sep 2022 |
| Hough-Manning G-13-229276 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 463 | 357K | May 2007 – Apr 2026 |
| Oconnor, C. J. G-8-17951 | Pardue Oil only | Manning-Oconnor (Caddo) | Stephens | 1 | 283 | 1.05K | Feb 1993 – Jul 1995 |
| Barker-Manning G-6-29335 | GMX Resources Inc. only | Bethany (Pettit) | Harrison | 1 | 158 | 40.8K | Feb 1995 – Sep 1997 |
| Manning Gas Unit G-5-220925 | Hilcorp Energy Company only | Farrar (Cotton Valley Lime) | Robertson | 1 | 123 | 1.79M | Jul 2006 – Apr 2026 |
| O'Connor,c.j. -G- G-8-129224 | Pardue Oil only | Manning-Oconnor (Caddo) | Stephens | 1 | 117 | 593 | Jan 1993 – Feb 1993 |
| Hough-Manning G-13-229275 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 98 | 98.4K | May 2007 – Jan 2020 |
| Burgess-Manning G-8-130221 | Tex-AM Petroleum Corp. only | Kleiner (Ranger) | Eastland | 1 | 53 | 165K | Jan 1993 – Nov 2010 |
| Manning Gas Unit G-5-277569 | Hilcorp Energy Company only | Farrar (Cotton Valley Lime) | Robertson | 1 | 14 | 3.38M | Aug 2015 – Apr 2026 |
| Manning Trwd "C" Unit G-13-228957 | XTO Energy Inc. only | Newark, East (Barnett Shale) | Tarrant | 1 | 4 | 383K | Jan 2007 – May 2012 |
| Manning Gas Unit #1 G-2-166296 | Colt Resources Corporation only | Bozka (2700 Frio Sand) | Lavaca | 1 | 4 | 74.9K | Nov 1997 – Apr 1999 |
| Manning Gas Unit G-5-262212 | Hilcorp Energy Company only | Farrar (Cotton Valley Lime) | Limestone | 1 | 3 | 861K | Sep 2010 – Apr 2026 |
| Green & Manning Gas Unit #2 G-4-12864 | Orphan Wells, LLC only | Ricaby (1100) | Starr | 1 | 3 | 3.48K | Jun 2006 – May 2012 |
| Manning Trwd "B" Unit G-13-227906 | XTO Energy Inc. only | Newark, East (Barnett Shale) | Tarrant | 1 | 2 | 316K | Jan 2007 – Mar 2012 |
| Hough-Manning Unit G-13-104161 | Eagleridge Operating, LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 2 | 149K | Jan 1993 – Apr 2026 |
| Hough-Manning Unit G-13-70021 | Eagleridge Operating, LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 1 | 280K | Jan 1993 – Apr 2026 |
| Manning Trwd "a" Unit G-13-227905 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Tarrant | 1 | 1 | 757K | Jan 2007 – Dec 2022 |
| Barker-Manning G-6-29495 | GMX Resources Inc. only | Bethany (Travis Peak) | Harrison | 1 | 0 | 5.72K | Jan 1993 – Dec 1994 |
| Manning, Arnold G-6-112601 | SMK Vacuum Service only | Roy Clark-Mel Tillis (Travis PK) | Rusk | 1 | 0 | 0 | — |
| Flournoy, Ruby G-6-256201 | BBX Operating, L.L.C. only | Manning (Bossier Sand) | Angelina | 1 | 0 | 126K | Aug 2009 – Sep 2012 |
| McConnell G-8-120877 | Petex only | Manning-Oconnor (Caddo) | Stephens | 1 | 0 | 34.8K | Jan 1993 – Dec 2008 |
| O'Connor G-8-123442 | Leigh Operating Co. only | Manning-Oconnor (Caddo) | Stephens | 1 | 0 | 0 | — |
| Brooks G-8-242252 | Stober Oil and Gas Services, LLC only | Manning-Oconnor (Caddo) | Stephens | 1 | 0 | 15K | Aug 2008 – Sep 2022 |
| Manning, H. J. G-13-28519 | WT Fitts Operating only | Boonsville (Bend Congl., Gas) | Wise | 1 | 0 | 366K | Jan 1993 – Apr 2026 |
| Manning, T. C. "A" G-13-28520 | WT Fitts Operating only | Boonsville (Bend Congl., Gas) | Wise | 1 | 0 | 198K | Jan 1993 – Apr 2026 |
| Manning-West G-13-234633 | Devon Energy Production Co, L.P. only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 86.2K | Sep 2007 – Aug 2009 |
| Manning G-13-236488 | TEP Barnett USA, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 931K | Oct 2007 – Apr 2018 |
| Manning G-13-238520 | TEP Barnett USA, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 675K | Mar 2008 – Apr 2012 |
| Manning G-13-238523 | TEP Barnett USA, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.41M | Mar 2008 – Feb 2019 |
| Manning G-13-238525 | TEP Barnett USA, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 768K | Mar 2008 – Apr 2012 |
| Manning 4M Farms G-13-240513 | Formentera Operations LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 3.54M | Aug 2007 – Apr 2026 |
| Manning Trwd a Unit G-13-240698 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 2.48M | Apr 2008 – Apr 2026 |
| Mannings 4M Farms G-13-244886 | Formentera Operations LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 3.62M | Aug 2007 – Apr 2026 |
| Manning Trwd D Unit G-13-246092 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 2.48M | Apr 2008 – Apr 2026 |
| Manning-West G-13-256341 | Devon Energy Production Co, L.P. only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 730K | Mar 2010 – Jul 2016 |
| Mannings 4M Farm G-13-260048 | Formentera Operations LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.87M | Jan 2011 – Apr 2026 |
| Mannings 4M Farm G-13-260084 | Formentera Operations LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.67M | Jan 2011 – Apr 2026 |
| Mannings 4M Farm G-13-260845 | Formentera Operations LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 3.25M | Nov 2010 – Apr 2026 |
| Mannings 4M Farm G-13-262076 | Formentera Operations LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.49M | Jan 2011 – Apr 2026 |
| Mannings 4M Farm G-13-262077 | Formentera Operations LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.62M | Jan 2011 – Apr 2026 |
| Mannings 4M Farm G-13-262277 | Formentera Operations LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 3.35M | Jan 2011 – Apr 2026 |
| Manning Gas Unit #1 G-2-159367 | Mueller Engineering Corp. only | Bozka (1600) | Lavaca | 1 | 0 | 94.8K | Jun 1996 – Oct 1997 |
| Manning, Dan W. -A- G-14-22667 | Midgard Energy Company only | Share, SE. (Morrow, Upper) | Ochiltree | 1 | 0 | 0 | — |
| Manning Gas Unit #2 G-2-159368 | Colt Resources Corporation only | Bozka (2700 Frio Sand) | Lavaca | 1 | 0 | 103K | Jun 1996 – Mar 1999 |
| Douglas Manning Gas Unit 4 G-2-164239 | Colt Resources Corporation only | Bozka (2700 Frio Sand) | Lavaca | 1 | 0 | 107K | Jul 1997 – Apr 1999 |
| Manning G-2-293024 | New Century Exploration, Inc. only | Carmichael (2700) | Jackson | 1 | 0 | 152K | Jun 2022 – Mar 2026 |