| Barrett G-3-217297 | Heisey Ventures, Inc. only | Hardin, South (Wilcox 12700) | Liberty | 1 | 72.2K | 4.69M | Nov 2005 – Aug 2011 |
| Barrett 11 G-14-262210 | Unbridled Resources, LLC only | Frye Ranch (Consolidated) | Wheeler | 1 | 12.2K | 505K | Dec 2010 – Dec 2015 |
| 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, 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 |
| 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 |
| Barrett, J. C. G-6-180099 | Diversified Production LLC only | Glenwood (Cotton Valley) | Gregg | 1 | 4.12K | 1.05M | Oct 2000 – Apr 2026 |
| Meyerhoff, Emil H. G-4-145463 | Barrett Brothers Oil & Gas, Inc. only | Shepherd (Mellinger) | Hidalgo | 1 | 3.42K | 655K | Jun 1993 – Jul 1998 |
| Barrett, Nellie G-13-138990 | Scout Energy Management LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 2.65K | 1.39M | Jan 1993 – Apr 2026 |
| Barrett, J. C. G-6-182296 | Quantum Resources Management,llc only | Glenwood (Cotton Valley) | Gregg | 1 | 1.81K | 557K | Jan 2001 – Aug 2013 |
| Barrett, J. C. G-6-181997 | Diversified Production LLC only | Glenwood (Cotton Valley) | Gregg | 1 | 1.72K | 611K | Feb 2001 – Apr 2026 |
| 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 |
| Brown, Celeste H. G-2-178087 | Barrett Brothers Oil & Gas, Inc. only | Celeste Brown (Frio) | Victoria | 1 | 1.15K | 469K | Apr 2000 – Jul 2002 |
| 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 – Mar 2026 |
| Barrett Gas Unit G-13-32953 | BKV Barnett, LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 921 | 562K | Jan 1993 – Sep 2022 |
| 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 |
| Pirtle G-4-168019 | Barrett Brothers Oil & Gas, Inc. only | Bandit (Vicksburg, Rincon) | Starr | 1 | 448 | 42.7K | Mar 1998 – Aug 1998 |
| 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 – Apr 2026 |
| Morriss, Charlotte B. G-2-180350 | Barrett Brothers Oil & Gas, Inc. only | Celeste Brown (Frio) | Victoria | 1 | 274 | 288K | Sep 2000 – Jul 2002 |
| Larson, John G-2-181511 | Barrett Brothers Oil & Gas, Inc. only | Marcado Creek, E. (5200) | Victoria | 1 | 213 | 132K | Aug 2000 – May 2001 |
| Barrett G-13-120491 | Republic Energy Inc. only | Boonsville (Bend Congl., Gas) | Wise | 1 | 206 | 39.3K | Jan 1993 – Oct 1996 |
| Barrett, J. C. G-6-180643 | Quantum Resources Management,llc only | Glenwood (Cotton Valley) | Gregg | 1 | 202 | 422K | Oct 2000 – Sep 2011 |
| Barrett 93 G-14-178165 | Highmark Energy Operating, LLC only | Hansford (Morrow, Lower) | Hansford | 1 | 189 | 387K | Sep 2000 – Apr 2026 |
| Barrett, E. G. G-14-28383 | Highmark Energy Operating, LLC only | Hansford (Morrow, Lower) | Hansford | 1 | 173 | 1.84M | Jan 1993 – Apr 2026 |
| Hollan G-2-182041 | Barrett Brothers Oil & Gas, Inc. only | Wood High, South (5750) | Victoria | 1 | 146 | 60.7K | Feb 2001 – Sep 2001 |
| Kovar G-2-182028 | Barrett Brothers Oil & Gas, Inc. only | Marcado Creek, E. (5200) | Victoria | 1 | 113 | 192K | Feb 2001 – Jun 2002 |
| Wilbeck G-2-181763 | Barrett Brothers Oil & Gas, Inc. only | Cordele (4850) | Jackson | 1 | 98 | 181K | Jan 2001 – Dec 2002 |
| Wharton G-2-180398 | Barrett Brothers Oil & Gas, Inc. only | Cordele (4850) | Jackson | 1 | 96 | 122K | Nov 2000 – Feb 2002 |
| Langston G-2-195333 | Barrett Brothers Oil & Gas, Inc. only | Marcado Creek (4290 Frio) | Victoria | 1 | 85 | 420K | May 2003 – Jan 2009 |
| Shackleford G-2-180845 | Barrett Brothers Oil & Gas, Inc. only | High Star (Frio) | Jackson | 1 | 81 | 295K | Nov 2000 – Aug 2003 |
| Harrison G-2-184325 | Barrett Brothers Oil & Gas, Inc. only | Cordele (4850) | Jackson | 1 | 64 | 79.5K | Jun 2001 – Aug 2002 |
| Matula G-2-181970 | Barrett Brothers Oil & Gas, Inc. only | Marcado Creek, E. (5200) | Victoria | 1 | 49 | 50.5K | Jan 2001 – Jun 2001 |
| Wischkaemper G-2-189335 | Barrett Brothers Oil & Gas, Inc. only | Marcado Creek, East (5650) | Victoria | 1 | 44 | 65.6K | May 2001 – Apr 2002 |
| Wischkaemper Unit G-2-183411 | Barrett Brothers Oil & Gas, Inc. only | Marcado Creek, E. (5200) | Victoria | 1 | 42 | 172K | Mar 2001 – Feb 2003 |
| Maples-Barrett Unit G-13-90202 | Texxol Operating Company, Inc. only | Boonsville (Bend Congl., Gas) | Wise | 1 | 37 | 565K | Jan 1993 – Apr 2026 |
| Mundine G-2-187906 | Barrett Brothers Oil & Gas, Inc. only | Victoria (Frio 4713) | Victoria | 1 | 19 | 98.2K | Dec 2001 – May 2003 |
| Barrett 93 G-14-220179 | Complete Oil & Gas Services, LLC only | Hansford (Morrow, Lower) | Hansford | 1 | 14 | 156K | Jul 2005 – Feb 2018 |
| Barrett E G G-14-28241 | Highmark Energy Operating, LLC only | Hansford (Morrow, Upper) | Hansford | 1 | 6 | 17.3K | Jan 1993 – Sep 2003 |
| Barrett G-14-23005 | Bce-Mach III LLC only | Panhandle, West | Gray | 1 | 0 | 1.43M | Jan 1993 – Apr 2026 |
| Barrett G-14-23006 | Bce-Mach III LLC only | Panhandle, West | Gray | 1 | 0 | 13.5K | Jan 1993 – Apr 1999 |
| Barrett G-14-23080 | Pantera Energy Company only | Panhandle, West | Gray | 1 | 0 | 468K | Jan 1993 – Apr 2026 |
| Barrett G-14-23256 | Oilwell Operators, Inc. only | Panhandle, West | Gray | 1 | 0 | 38.3K | Jan 1993 – Apr 1998 |
| Barrett G-14-24285 | Sanchez Production, LLC only | Panhandle, West | Gray | 1 | 0 | 201K | Jan 1993 – Mar 2026 |
| Barrett G-14-250005 | Questa Operating Company, LLC only | Panhandle, West | Moore | 1 | 0 | 67.6K | Jul 2009 – May 2025 |