| Barrett 11 G-14-262210 | Unbridled Resources, LLC only | Frye Ranch (Consolidated) | Wheeler | 1 | 12.2K | 505K | Dec 2010 – Dec 2015 |
| Barrett "C" O-9-12575 | Henry Petroleum Corp. only | Spraberry (Trend Area) | Upton | 1 | 11.9K | 69.2K | by Jan 1993 – Mar 1998 |
| Meyerhoff, Emil H. G-4-151866 | Barrett Brothers Oil & Gas, Inc. only | Shepherd (Marks) | Hidalgo | 1 | 11.8K | 1.82M | Oct 1994 – Jul 1998 |
| Barrett O-14-421 | Trejim Operators, LLC only | Panhandle Gray County Field | Gray | 5 | 11.1K | 27.5K | by Jan 1993 – Aug 2026 |
| Barrett O-7-7793 | Pangaea Enterprises, Inc. only | East Texas | Gregg | 5 | 10.7K | 3.03K | by Jan 1993 – Jan 1999 |
| Barrett O-14-6072 | Natural Gas Anadarko Company only | Lone Butte (Cleveland) | Ochiltree | 1 | 10.1K | 106K | by Jan 1993 – Feb 2018 |
| Barrett, Louise O-3-16263 | Newstar Energy of Texas L.L.C. only | Madisonville, NE (Georgetown) | Madison | 1 | 7.67K | 16 | by Jan 1993 – Jul 1998 |
| Barrett, W. J. Estate G-3-194002 | Heisey Ventures, Inc. only | Hardin, South (Barrett) | Liberty | 1 | 7.64K | 353K | Dec 2002 – Mar 2007 |
| Meyerhoff, Emil H. G-4-169965 | Barrett Brothers Oil & Gas, Inc. only | Shepherd (Bond) | Hidalgo | 1 | 7.21K | 649K | Aug 1998 – Apr 2000 |
| Randolph, W. H. O-3-24230 | McBee Operating Company, L.L.C. only | Ft. Trinidad-Barrett (Dexter) | Madison | 1 | 6.89K | 5.25K | Jul 2002 – Mar 2003 |
| Barrett G-6-276873 | Trailblazer Energy Resources,llc only | Eastham State Farm (Glenrose) | Houston | 1 | 6.76K | 25.8K | Jan 2015 – Nov 2020 |
| Zimmerman, R.M. G-4-160209 | Barrett Brothers Oil & Gas, Inc. only | El Pavo (Vicksburg 8250) | Starr | 1 | 5.74K | 610K | Aug 1996 – Jun 2000 |
| Dennis Estate -A- O-13-2039 | Barrett Oil Co. only | Cooke County Regular | Cooke | 4 | 4.35K | 66 | by Jan 1993 – Jun 1998 |
| Barrett, J. C. G-6-180099 | Diversified Production LLC only | Glenwood (Cotton Valley) | Gregg | 1 | 4.12K | 1.05M | Oct 2000 – Aug 2026 |
| Meyerhoff, Emil H. G-4-145463 | Barrett Brothers Oil & Gas, Inc. only | Shepherd (Mellinger) | Hidalgo | 1 | 3.42K | 655K | Jun 1993 – Jul 1998 |
| Borne, Joanne O-11-68551 | Barrett Brothers Oil & Gas, Inc. only | Tahoka (Penn. Strawn Lime) | Terry | 1 | 3.17K | 0 | Mar 2003 – Jan 2005 |
| Barrett, Nellie G-13-138990 | Scout Energy Management LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 2.65K | 1.39M | by Jan 1993 – Aug 2026 |
| Barrett, Lloyd C. O-5-2419 | Twcs Operating Co., LLC only | Bosque, South | McLennan | 8 | 2.44K | 132 | by Jan 1993 – Jan 2021 |
| Barrett O-10-35348 | K2X Co. only | Riata (Road Canyon) | Presidio | 2 | 2.41K | 0 | Apr 1997 – Sep 2001 |
| Hollan O-2-8667 | Barrett Brothers Oil & Gas, Inc. only | Wood High (5300) | Victoria | 1 | 2.31K | 3.36K | Sep 2001 – Feb 2002 |
| Larrison O-3-23116 | Estate Oil & Gas Corp. only | Ft. Trinidad-Barrett (Dexter) | Madison | 1 | 1.99K | 3.52K | Apr 1996 – Jul 1998 |
| Mobil Barrett O-14-5265 | DSX Operating Co., Inc. only | Panhandle Gray County Field | Gray | 4 | 1.97K | 102K | by Jan 1993 – Mar 1998 |
| El Dorado O-3-26934 | Flamingo Operating, LLC only | FT Trinidad-Barrett,e.(dexter) | Madison | 1 | 1.96K | 0 | Dec 2014 – Feb 2018 |
| Barrett, J. C. G-6-182296 | Quantum Resources Management,llc only | Glenwood (Cotton Valley) | Gregg | 1 | 1.81K | 557K | Jan 2001 – Aug 2013 |
| McKnight, J. N. O-8-256 | Stuart, Barrett & Koontz only | Brown County Regular | Brown | 1 | 1.79K | 67 | by Jan 1993 – Oct 1998 |
| Barrett, J. C. G-6-181997 | Diversified Production LLC only | Glenwood (Cotton Valley) | Gregg | 1 | 1.72K | 611K | Feb 2001 – Jul 2026 |
| Barrett, W. H. O-13-7302 | Hoo Oil Production only | Young County Regular | Young | 8 | 1.59K | 5 | by Jan 1993 – Apr 1998 |
| Barrett, J. C. G-6-233055 | Quantum Resources Management,llc only | Glenwood (Cotton Valley) | Gregg | 1 | 1.58K | 101K | Aug 2007 – Aug 2011 |
| Barrett-Charles GU 1 G-6-240175 | Wallace Operating Company LLC only | Trawick (Pettit-TP Cons.) | Nacogdoches | 1 | 1.49K | 753K | Aug 2008 – Jun 2022 |
| Barrett, M.H. O-3-14003 | Tepee Petroleum Co., Inc. only | FT Trinidad-Barrett,e.(dexter) | Madison | 1 | 1.39K | 6 | by Jan 1993 – Jul 1993 |
| Barrett "G" O-9-12797 | Henry Petroleum Corp. only | Spraberry (Trend Area) | Upton | 1 | 1.36K | 7.86K | by Jan 1993 – Oct 1993 |
| Barrett, Louise O-3-22396 | Wortham Oil & Gas only | Ft. Trinidad (Lewisville 8900) | Madison | 1 | 1.16K | 5.2K | Nov 1993 – Apr 2008 |
| Brown, Celeste H. G-2-178087 | Barrett Brothers Oil & Gas, Inc. only | Celeste Brown (Frio) | Victoria | 1 | 1.15K | 469K | Apr 2000 – Jul 2002 |
| Smith 11 O-11-69902 | Barrett Brothers Oil & Gas, Inc. only | Daw-Den (Spraberry 7140) | Borden | 1 | 1.11K | 0 | Mar 2012 – Dec 2012 |
| Meyerhoff, Emil H. G-4-159172 | Barrett Brothers Oil & Gas, Inc. only | Shepherd (Hackney Lake) | Hidalgo | 1 | 1.04K | 157K | Jun 1996 – Dec 1997 |
| Barrett G-14-151371 | Sanchez Production, LLC only | Panhandle, West | Gray | 1 | 934 | 410K | Nov 1994 – Aug 2026 |
| Barrett Gas Unit G-13-32953 | BKV Barnett, LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 921 | 562K | by Jan 1993 – Sep 2022 |
| B .f. Barrett O-13-33327 | Texas Shallow Oil & Gas, LLC only | Young County Regular | Young | 11 | 837 | 0 | Jan 2015 – Jul 2018 |
| Las Raices G-4-244621 | Barrett Brothers Oil & Gas, Inc. only | Tom Walsh (Olmos) | Webb | 1 | 829 | 200K | Nov 2008 – Jan 2020 |
| Pirtle G-4-170559 | Barrett Brothers Oil & Gas, Inc. only | Bandit (Vicksburg 7770) | Starr | 1 | 806 | 45.2K | Sep 1998 – Nov 1998 |
| Barrett-Berry G-4-289018 | Hurd Enterprises, Ltd. only | Meehan (Frio) | San Patricio | 1 | 605 | 92.8K | Oct 2020 – Jul 2021 |
| Barrett O-3-26331 | Hughes Oil Operating, LLC only | Hardin, SW. (H. Daniel Sand) | Liberty | 1 | 603 | 505 | Jun 2013 – Jan 2015 |
| Barrett B O-13-33912 | Ram Oil and Gas, Inc. only | Young County Regular | Young | 5 | 508 | 0 | Jul 2021 – Mar 2025 |
| Pirtle G-4-168019 | Barrett Brothers Oil & Gas, Inc. only | Bandit (Vicksburg, Rincon) | Starr | 1 | 448 | 42.7K | Mar 1998 – Aug 1998 |
| 8401 JV-P Barrett O-11-65051 | BTA Oil Producers only | MTS (San Andres) | Dawson | 1 | 440 | 1.64K | by Jan 1993 – May 1994 |
| Hollan G-2-183396 | Barrett Brothers Oil & Gas, Inc. only | Wood High (5300) | Victoria | 1 | 423 | 41.8K | Mar 2001 – Aug 2001 |
| Barrett, J. C. G-6-176533 | Diversified Production LLC only | Glenwood (Cotton Valley) | Gregg | 1 | 400 | 552K | Jan 2000 – Jul 2026 |
| Morriss, Charlotte B. G-2-180350 | Barrett Brothers Oil & Gas, Inc. only | Celeste Brown (Frio) | Victoria | 1 | 274 | 288K | Sep 2000 – Jul 2002 |
| Barrett, W. J. Estate O-3-26060 | Caskids Operating Company only | Hardin, SW. (Frazier Seg N) | Liberty | 1 | 269 | 2.32K | Sep 2012 – Aug 2013 |
| Larson, John G-2-181511 | Barrett Brothers Oil & Gas, Inc. only | Marcado Creek, E. (5200) | Victoria | 1 | 213 | 132K | Aug 2000 – May 2001 |