| Mitchell G-10-91715 | U S Energy Corp. of Amer. Inc. only | G. P. M. (Penn.) | Winkler | 1 | 11.8K | 578K | by Jan 1993 – Aug 2026 |
| Mitchell 5B G-9-148513 | Hilcorp Energy Company only | Pakenham (Wolfcamp) | Terrell | 1 | 11.6K | 1.86M | Jan 1994 – Aug 2026 |
| Mitchell, John N. O-2-3246 | High Plains Gas Systems, Inc. only | Mission River | Refugio | 1 | 11.6K | 10.5K | by Jan 1993 – Mar 2000 |
| Smith "A" O-11-60323 | Mitchell, James - Operator only | Tex-Hamon (Dean) | Dawson | 1 | 11.3K | 420 | by Jan 1993 – Nov 2004 |
| Winslow Gas Unit "A" G-3-159820 | Mitchell Energy Corporation only | Pinehurst (Middle Wilcox) | Montgomery | 1 | 11.3K | 271K | Feb 1996 – Dec 1999 |
| Mitchell D Unit G-13-273856 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Montague | 1 | 11.3K | 1.19M | Jun 2011 – Aug 2026 |
| Mitchell O-10-33293 | Robertson Resources, Inc. only | Paladin (Clear Fork) | Winkler | 1 | 11.1K | 35.9K | by Jan 1993 – Nov 2000 |
| Bozeman, Kenneth N. O-14-7637 | Mitchell Ehrlich Oil & Gas, LLC only | Perryton (Morrow, Lower) | Ochiltree | 1 | 11K | 15 | May 2006 – Mar 2015 |
| Mitchell 5A G-9-148161 | Hilcorp Energy Company only | Pakenham (Wolfcamp) | Terrell | 1 | 10.9K | 2.03M | Dec 1993 – Aug 2026 |
| Rodessa,east /6000 Mitchell/Unit O-6-5178 | Crow, David only | Rodessa, E. (Mitchell 6000) | Cass | 3 | 10.9K | 6.19K | by Jan 1993 – Dec 1998 |
| Pan AM B Hill Mitchell TR 2 G-10-202872 | XTO Energy Inc. only | Halley, West (McKee) | Winkler | 1 | 10.8K | 918K | Feb 2004 – Mar 2011 |
| Mitchell C Unit G-13-273835 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Montague | 1 | 10.7K | 1.19M | Jun 2011 – Aug 2026 |
| Allen O-14-2047 | Mitchell Ehrlich Oil & Gas, LLC only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 10.7K | 146K | by Jan 1993 – Apr 2026 |
| Mitchell O-1-3547 | Koko Skadi, LLC only | Somerset | Bexar | 3 | 10.6K | 21 | by Jan 1993 – Jul 2026 |
| Mitchell, Billy O-1-11294 | Petrosaurus, Inc. only | Somerset | Bexar | 25 | 10.5K | 47 | by Jan 1993 – Jan 2020 |
| Mitchell, G. P. O-10-17955 | Teke Production LLC only | Wheat | Loving | 1 | 10.3K | 35K | by Jan 1993 – Aug 2012 |
| (M/SW) Wildwood Estates G-3-151478 | Mitchell Energy Corporation only | Pinehurst (Wilcox G) | Montgomery | 1 | 10.2K | 216K | Aug 1994 – Jun 1998 |
| Mitchell, Rufus O-6-14312 | Bowles Energy, Inc. only | Bethany (Travis Peak a Sand) | Harrison | 1 | 10.1K | 229K | Mar 2004 – Feb 2008 |
| Mitchell 31 G-9-165809 | Hilcorp Energy Company only | Pakenham (Thrusted) | Terrell | 1 | 10.1K | 1.34M | Aug 1997 – Aug 2026 |
| Holland Unit O-14-4739 | Mitchell Ehrlich Oil & Gas, LLC only | Perryton (Morrow, Basal) | Ochiltree | 1 | 10.1K | 99.7K | by Jan 1993 – Aug 2017 |
| Mitchell, Alex 1 G-9-188086 | White Rock Oil & Gas, LLC only | Deer Canyon (Strawn) | Terrell | 1 | 9.99K | 1.31M | Nov 2001 – Aug 2026 |
| Mitchell 11 G-9-62668 | Hilcorp Energy Company only | Pakenham (Thrusted) | Terrell | 1 | 9.98K | 1.87M | by Jan 1993 – Aug 2026 |
| Wilson O-14-8020 | Mitchell Ehrlich Oil & Gas, LLC only | Pshigoda, N. (Des Moines) | Ochiltree | 1 | 9.98K | 143K | May 2009 – Aug 2026 |
| Winslow Gas Unit "B" G-3-166098 | Mitchell Energy Corporation only | Pinehurst (Middle Wilcox) | Montgomery | 1 | 9.95K | 199K | Jul 1997 – Oct 1999 |
| Mitchell -D- O-13-6149 | Quatro Oil and Gas, Inc. only | K-M-A | Wichita | 2 | 9.93K | 0 | Aug 2014 – Aug 2026 |
| Mitchell, G. P., -C- O-10-15959 | Endeavor Energy Resources L.P. only | Halley (Glorieta) | Winkler | 2 | 9.93K | 17.5K | by Jan 1993 – Apr 2011 |
| Mitchell 6 G-9-146402 | Hilcorp Energy Company only | Pakenham (Wolfcamp) | Terrell | 1 | 9.9K | 2.1M | Jul 1993 – Aug 2026 |
| Mitchell, B.P. Etal O-3-18227 | Progenies Operating LLC only | Giddings (Austin Chalk-3) | Lee | 1 | 9.83K | 316K | by Jan 1993 – Nov 2015 |
| Cartwright, L. (Cartwright Unit) O-6-13918 | Mitchell Energy Corporation only | Lassater (Travis Peak, Gas) | Marion | 1 | 9.83K | 105K | Dec 1998 – Apr 1999 |
| Mitchell 1C G-9-147479 | Hilcorp Energy Company only | Pakenham (Wolfcamp) | Terrell | 1 | 9.75K | 1.65M | Oct 1993 – Aug 2026 |
| M T Mitchell O-10-40967 | Apache Corporation only | Bakke (Wolfcamp) | Andrews | 2 | 9.73K | 12.2K | Mar 2011 – Jul 2014 |
| Pruett, M.E. "A" O-13-29341 | Mitchell Energy Corporation only | Gadberry (Caddo LM) | Wise | 1 | 9.64K | 31.6K | Apr 1997 – Dec 1997 |
| Mitchell, Mary 10 G-14-243178 | Mmgl Txph, LLC only | West Park (Granite Wash) | Wheeler | 1 | 9.59K | 621K | Aug 2008 – Aug 2026 |
| Copeland-Mitchell "D" O-8-29891 | Delta Oil & Gas Ltd. only | Caddo, North (Duffer) | Stephens | 1 | 9.58K | 207K | Mar 2007 – Aug 2026 |
| C.C. McClure Oil Unit "B" O-13-28512 | Mitchell Energy Corporation only | Morris (Consolidated Congl.) | Wise | 1 | 9.4K | 178K | Feb 1993 – Sep 1998 |
| Mitchell 4 G-9-166624 | Hilcorp Energy Company only | Pakenham (Thrusted) | Terrell | 1 | 9.39K | 1.32M | Aug 1997 – Aug 2026 |
| Mitchell 2 G-9-178597 | Hilcorp Energy Company only | Pakenham (Wolfcamp) | Terrell | 1 | 9.38K | 1.21M | Jun 2000 – Aug 2026 |
| Mitchell O-6-11118 | Southwest Operating, Inc.-Tyler only | Blackfoot, North (Rodessa) | Anderson | 1 | 9.32K | 10.3K | by Jan 1993 – Dec 2021 |
| Mitchell 7 G-9-142584 | Hilcorp Energy Company only | Pakenham (Wolfcamp) | Terrell | 1 | 9.23K | 1.33M | by Jan 1993 – Aug 2026 |
| Robertson O-11-8504 | Mitchell Energy Corporation only | Forbes (Glorieta) | Crosby | 2 | 9.21K | 3.26K | by Jan 1993 – Feb 1996 |
| Mitchell 1C G-9-147466 | Hilcorp Energy Company only | Pakenham (Wolfcamp) | Terrell | 1 | 9.11K | 1.23M | Oct 1993 – Aug 2026 |
| Wilson O-5-2763 | Mitchell Energy Corporation only | Alabama Ferry (Woodbine-Dexter) | Leon | 1 | 9.11K | 4.62K | by Jan 1993 – Jun 1993 |
| Mitchell-Lollar O-8-28583 | Borderline Operating Corp. only | Jones County Regular | Jones | 1 | 9.07K | 6.22K | Feb 1999 – Mar 2019 |
| Sodowsky, Helen O-13-24606 | Mitchell Energy Corporation only | Arco (Conglomerate) | Jack | 1 | 9.04K | 13.1K | by Jan 1993 – Dec 1997 |
| Southland Paper Mills "B" G-3-53269 | Mitchell Energy Corporation only | Seven Oaks, N. (Woodbine) | Polk | 1 | 8.96K | 426K | by Jan 1993 – Jun 1997 |
| Mitchell, Eddie O-7-7903 | K ME Company, LLC only | East Texas | Gregg | 2 | 8.89K | 6.72K | by Jan 1993 – Jul 2015 |
| Robertson-Deats O-13-16822 | Mitchell Energy Corporation only | J. R. Clayton Ranch (Caddo) | Jack | 1 | 8.88K | 3.17K | by Jan 1993 – Mar 1999 |
| Mitchell 3 G-9-194800 | Hilcorp Energy Company only | Pakenham (Thrusted) | Terrell | 1 | 8.72K | 960K | Dec 2002 – Aug 2026 |
| Drummond, J. H. O-2-9107 | Hilcorp Energy Company only | West Ranch (Mitchell) | Jackson | 1 | 8.61K | 39 | Mar 2007 – Jul 2012 |
| Mitchell, J. W. Gas Unit G-5-217642 | Diversified Production LLC only | Teague (CV-Bossier Cons.) | Freestone | 1 | 8.59K | 2.93M | Aug 2005 – Aug 2026 |