| Barrett Unit A O-2-10280 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | DE Witt | 8 | 2.82M | 8.39M | Aug 2012 – Jul 2026 |
| Marshall, Mary Ann O-3-17816 | Valence Operating Company only | FT Trinidad-Barrett,e.(dexter) | Madison | 1 | 330K | 86 | Jan 1993 – Nov 2024 |
| Hensarling, H.L. O-3-14316 | Gsi Oil & Gas, Inc. only | FT Trinidad-Barrett,e.(dexter) | Madison | 2 | 309K | 23.2K | Jan 1993 – Apr 2018 |
| Pitts O-11-68153 | Barrett Brothers Oil & Gas, Inc. only | Tucker-West Point (Fusselman) | Lynn | 1 | 262K | 0 | Jan 2000 – May 2014 |
| Barrett 1011 O-10-50653 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Martin | 1 | 240K | 86.5K | Jun 2018 – Jul 2026 |
| Barrett O-3-25687 | Vess Oil Corporation only | Madisonville, W. (Woodbine -A-) | Madison | 1 | 220K | 217K | Jul 2011 – Jul 2026 |
| Barrett, J. B. O-14-625 | Bce-Mach III LLC only | Panhandle Gray County Field | Gray | 17 | 183K | 438K | Jan 1993 – Jul 2026 |
| Barrett O-3-27213 | EOG Resources, Inc. only | Fort Trinidad, East (Buda) | Madison | 1 | 159K | 1.23M | Apr 2016 – Jul 2026 |
| Scholz et AL O-3-17367 | Wheeler Operating Corporation only | FT Trinidad-Barrett,e.(dexter) | Madison | 2 | 146K | 23.5K | Jan 1993 – Jul 2026 |
| Barrett-Marks O-3-26280 | Vess Oil Corporation only | Madisonville, W. (Woodbine -A-) | Madison | 1 | 145K | 95.2K | Feb 2013 – Jul 2026 |
| NGR Barrett O-3-27109 | Reed Exploration LLC only | Fort Trinidad, East (Buda) | Madison | 2 | 141K | 636K | Aug 2015 – Jul 2026 |
| Barrett "19" O-9-11776 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Upton | 4 | 136K | 1.29M | Jan 1993 – Jul 2026 |
| Ellwood Barrett O-3-25867 | Vess Oil Corporation only | Madisonville, W. (Woodbine -A-) | Madison | 3 | 134K | 64.5K | Aug 2011 – Jul 2026 |
| Meyerhoff, Emil H. O-4-12758 | Barrett Brothers Oil & Gas, Inc. only | Shepherd (5300) | Hidalgo | 1 | 132K | 0 | Mar 1998 – Jan 2014 |
| Edwards O-11-67863 | Barrett Brothers Oil & Gas, Inc. only | Tucker-West Point (Fusselman) | Lynn | 1 | 129K | 0 | Dec 1997 – Nov 2006 |
| Barrett, H. G. O-11-68645 | Acoma Operating, LLC only | Anton-Irish (Wolfcamp) | Lamb | 1 | 90.6K | 0 | Jan 2004 – Jul 2026 |
| Barrett "11" O-11-64648 | Bechtel Energy Resources Corp. only | Welch, SE. (Spraberry) | Dawson | 3 | 73K | 81.9K | Jan 1993 – Feb 1996 |
| Barrett O-14-253 | Oilwell Operators, Inc. only | Panhandle Gray County Field | — | 4 | 68.1K | 309K | Jan 1993 – Jul 2026 |
| Barrett, H. G. O-11-62047 | Acoma Operating, LLC only | Anton-Irish | Lamb | 2 | 66.7K | 21 | Jan 1993 – Jul 2026 |
| Barrett B O-11-68659 | OXY USA WTP LP only | Anton-Irish (Wolfcamp) | Lamb | 1 | 66.3K | 98.7K | Dec 2003 – Jul 2026 |
| Carroll O-3-20749 | Estate Oil & Gas Corp. only | FT Trinidad-Barrett,e.(dexter) | Madison | 1 | 65.2K | 80K | Jan 1993 – Apr 1997 |
| Barrett, W. J. O-3-25337 | Hughes Oil Operating, LLC only | Hardin, SW. (Davidson #2) | Liberty | 1 | 58.9K | 67K | Sep 2008 – Jul 2026 |
| Barrett -B- O-14-343 | Ponderosa TX Operating LLC only | Panhandle Gray County Field | — | 10 | 58K | 345K | Jan 1993 – Jul 2026 |
| Barrett -A- O-14-342 | Ponderosa TX Operating LLC only | Panhandle Gray County Field | — | 4 | 50.2K | 96.8K | Jan 1993 – Jul 2026 |
| Barrett, J. C. O-7-6253 | Basa Resources, Inc. only | East Texas | Gregg | 2 | 47K | 21 | Jan 1993 – Jul 2026 |
| Barrett, W J O-3-25039 | Hughes Oil Operating, LLC only | Hardin, SW. (Cook Mountain #1) | Liberty | 1 | 43.2K | 61.2K | Mar 2007 – Jul 2026 |
| Barrett, W. J., Estate O-3-4907 | Hughes Oil Operating, LLC only | Hardin, SW. (Frazier Seg N) | Liberty | 2 | 41K | 58.1K | Jan 1993 – Jul 2026 |
| Smith O-11-68741 | Barrett Brothers Oil & Gas, Inc. only | Tucker-West Point (Fusselman) | Lynn | 2 | 36.4K | 0 | Jan 2005 – Sep 2012 |
| Jog O-13-28657 | Ryder Scott Oil Company only | Barrett-Sun-Pyro (BSP) | Foard | 1 | 31.9K | 28.2K | Aug 1993 – Apr 2001 |
| Barrett "10" O-10-40645 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Martin | 2 | 31.3K | 40.2K | Sep 2010 – Jul 2026 |
| Barrett, H. G. O-11-64745 | Acoma Operating, LLC only | Anton-Irish | Lamb | 1 | 29.7K | 34 | Jan 1993 – Jul 2026 |
| Barrett "B" O-9-12355 | Henry Petroleum LP only | Spraberry (Trend Area) | Upton | 1 | 29.2K | 153K | Jan 1993 – Jul 2005 |
| Barrett-Brown O-13-12298 | Petex only | Big Mineral, SE. (V Sand) | — | 1 | 28.8K | 344K | Jan 1993 – Jul 2026 |
| Barrett "E" O-9-12693 | Parsley Energy Operations, LLC only | Spraberry (Trend Area) | Upton | 1 | 28.6K | 164K | Jan 1993 – Mar 2017 |
| Barrett "86" O-9-12176 | Parsley Energy Operations, LLC only | Spraberry (Trend Area) | Upton | 1 | 28.5K | 227K | Jan 1993 – Mar 2017 |
| Jog 'A' O-13-28763 | Ryder Scott Oil Company only | Barrett-Sun-Pyro (BSP) | Foard | 1 | 28.4K | 36K | Mar 1994 – May 2002 |
| Barrett, C. S. O-14-624 | Borger Resources 2 LLC only | Panhandle Gray County Field | — | 8 | 28.3K | 121K | Jan 1993 – Jul 2026 |
| Barrett "A" O-9-12329 | Parsley Energy Operations, LLC only | Spraberry (Trend Area) | Upton | 1 | 28.1K | 163K | Jan 1993 – Mar 2017 |
| Barrett "D" O-9-12589 | Parsley Energy Operations, LLC only | Spraberry (Trend Area) | Upton | 1 | 26.7K | 172K | Jan 1993 – Aug 2019 |
| Barrett "F" O-9-12760 | Parsley Energy Operations, LLC only | Spraberry (Trend Area) | Upton | 1 | 25.2K | 155K | Jan 1993 – Dec 2019 |
| Barrett O-14-4845 | Natural Gas Anadarko Company only | Lips (Morrow) | Ochiltree | 1 | 23.6K | 377K | Jan 1993 – Jul 2026 |
| Barrett, J. C. O-6-15176 | Diversified Production LLC only | Willow Springs (Travis Peak) | Gregg | 3 | 22.2K | 91.6K | Oct 2011 – Jul 2026 |
| Barrett Unit O-1-12779 | Sedco Resources Inc only | Pearsall (Austin Chalk) | LA Salle | 1 | 21.5K | 9.76K | Jan 1993 – Jul 2026 |
| Cities Service Barrett O-14-5344 | Pantera Energy Company only | Panhandle Gray County Field | Gray | 6 | 15.4K | 459K | Jan 1993 – Jul 2026 |
| Smith O-11-68187 | Barrett Brothers Oil & Gas, Inc. only | Tucker-West Point (Fusselman) | Lynn | 1 | 15.3K | 0 | Apr 2000 – Nov 2003 |
| Ellwood Barrett O-3-25826 | Enervest Operating, L.L.C. only | Madisonville, W. (Woodbine -A-) | Madison | 1 | 15.2K | 4.52K | Oct 2011 – Aug 2013 |
| W.H. Barrett O-13-31833 | Don Peterson Company, LLC - only | Young County Regular | Young | 9 | 13.8K | 0 | Dec 2010 – Jul 2026 |
| Barrett O-14-6659 | Sanchez Production, LLC only | Panhandle Gray County Field | Gray | 3 | 13.5K | 233K | Jan 1993 – Jul 2026 |
| Barrett "C" O-9-12575 | Henry Petroleum Corp. only | Spraberry (Trend Area) | Upton | 1 | 11.9K | 69.2K | Jan 1993 – Jan 1999 |
| Barrett O-14-421 | Trejim Operators, LLC only | Panhandle Gray County Field | — | 5 | 11K | 27.5K | Jan 1993 – Jul 2026 |