| Chambers, Frank M. G-14-276573 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 143K | 2.53M | Dec 2014 – Apr 2026 |
| S.T. 307-L S/2 SE/4 G-3-183750 | Seneca Resources Corporation only | Cyclone (Rob Chambersi 3) | Galveston-LB | 1 | 119K | 9.99M | Mar 2001 – Jan 2007 |
| Chambers 107 G-14-274798 | Unbridled Resources, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 87.3K | 2.48M | Aug 2013 – Apr 2026 |
| Chambers, Frank M. Etal "C" G-14-270439 | Mewbourne Oil Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 72.6K | 1.63M | Jan 2013 – Apr 2026 |
| Chambers, Frank M. G-14-271834 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 47.6K | 3.08M | Oct 2013 – Apr 2026 |
| Chambers, F.M. G-14-265282 | Unit Petroleum Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 33.6K | 2.02M | Jun 2011 – Apr 2026 |
| Frank M. Chambers et al "A" G-14-254261 | Mewbourne Oil Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 31.5K | 1.06M | Oct 2009 – Apr 2026 |
| Chambers, F.M. G-14-278026 | Unit Petroleum Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 31.5K | 2.58M | Feb 2015 – Apr 2026 |
| Chambers-State G-14-146816 | Mewbourne Oil Company only | Morrison Ranch (Morrow Lo.) | Roberts | 1 | 31K | 1.69M | Aug 1993 – Feb 2004 |
| Chambers 107 G-14-263448 | Unbridled Resources, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 24.2K | 280K | Sep 2011 – Apr 2026 |
| Chambers, Frank M. Etal "C" G-14-268670 | Mewbourne Oil Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 23.6K | 1.29M | Feb 2013 – Apr 2026 |
| Chambers, F.M. G-14-276103 | Unit Petroleum Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 22.6K | 1.26M | Oct 2014 – Apr 2026 |
| Chambers, Frank M. Etal 'C' G-14-277217 | Mewbourne Oil Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 18.6K | 493K | Jun 2014 – May 2022 |
| Frank M. Chambers et al 'A' G-14-267876 | Mewbourne Oil Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 16.2K | 2.38M | Jun 2012 – Apr 2026 |
| Chambers, Frank M. et al -C- G-14-116434 | Mmgl Txph, LLC only | Mendota W. (Morrow Lower) | Roberts | 1 | 15.5K | 1.15M | Jan 1993 – Apr 2026 |
| Chambers, Frank M. G-14-66931 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 13.6K | 913K | Jan 1993 – Jan 2016 |
| Frank M. Chambers et al "A" G-14-266619 | Mewbourne Oil Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 11.1K | 548K | Dec 2011 – Apr 2026 |
| Chambers, Frank M. G-14-174107 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 8.58K | 281K | Aug 1999 – Jan 2018 |
| Chambers CSL G-9-179891 | Thompson, J. Cleo only | Vaughn (Ellenburger) | Crockett | 1 | 8.08K | 96.6K | Sep 2000 – May 2005 |
| Chambers Ranch G-14-238558 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 6.47K | 498K | Sep 2008 – Apr 2026 |
| Chambers G-14-173518 | Bce-Mach II LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 6.32K | 473K | Jul 1999 – Apr 2026 |
| Chambers G-14-100610 | Bce-Mach II LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 6.3K | 334K | Jan 1993 – Jul 2016 |
| Chambers, Frank M. G-14-118404 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 6.03K | 598K | Jan 1993 – Jan 2013 |
| Chambers, Frank M. G-14-164424 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 4.52K | 357K | May 1997 – Jan 2022 |
| Chambers "B" G-14-274303 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 4.5K | 191K | Jun 2013 – Apr 2026 |
| Chambers, Geo. W. G-13-139795 | BKV Barnett, LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 4.33K | 586K | Jan 1993 – Apr 2026 |
| Chambers "B" G-14-269993 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 4.31K | 182K | Jun 2013 – Apr 2026 |
| Chambers C G-14-91329 | Tecolote Energy Operating, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 4.05K | 362K | Jan 1993 – Nov 2015 |
| Chambers C G-14-109890 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 3.61K | 390K | Jan 1993 – Mar 2014 |
| Chambers C G-14-74718 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 3.52K | 463K | Jan 1993 – Apr 2026 |
| Chambers, Frank M. G-14-76877 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 3.16K | 229K | Jan 1993 – Oct 2013 |
| Chambers C S L G-9-38341 | Kaiser-Francis Oil Company only | Midway Lane (Atoka) | Crockett | 1 | 2.74K | 734K | Jan 1993 – Jul 2019 |
| Chambers 9 G-14-238536 | Texakoma E & P, LLC only | St. Clair (Granite Wash) | Roberts | 1 | 1.89K | 74.4K | May 2008 – Sep 2021 |
| Chambers, Frank M. G-14-286566 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 1.13K | 60.8K | Dec 2018 – Apr 2026 |
| Chambers, Frank M. G-14-286565 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 958 | 95.4K | Dec 2018 – Apr 2026 |
| Chambers C G-14-111014 | Mmgl Txph, LLC only | Mendota, NW. (Granite Wash) | Roberts | 1 | 922 | 165K | Jan 1993 – Jul 2003 |
| Chambers, Frank M. -B- G-14-67615 | Amoco Production Company only | Mendota, NW. (Granite Wash, SW.) | Roberts | 1 | 868 | 62.4K | Jan 1993 – Oct 1997 |
| Chambers "A" G-14-250774 | Unit Petroleum Company only | Mendota, N. (Morrow, Upper) | Roberts | 1 | 813 | 1.9M | Sep 2007 – Apr 2026 |
| Chambers, Geo. W. G-13-22844 | BKV Barnett, LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 783 | 354K | Jan 1993 – Apr 2026 |
| McChambers G-8-201915 | G & F Oil, Inc. only | Lone Camp (Atoka Conglomerate) | Palo Pinto | 1 | 660 | 148K | Jan 2004 – Jan 2016 |
| Woolsey-Chambers G-13-155838 | Texxol Operating Company, Inc. only | Boonsville (Bend Congl., Gas) | Wise | 1 | 653 | 316K | Oct 1995 – Apr 2026 |
| Chambers, Frank M. et al -B- G-14-87649 | Amoco Production Company only | Mendota, NW. (Granite Wash, SW.) | Roberts | 1 | 648 | 63.3K | Jan 1993 – Aug 1998 |
| Chambers, O. W. G-5-167103 | XTO Energy Inc. only | Personville, N (CV Consolidated) | Limestone | 1 | 555 | 572K | Dec 1997 – Apr 2002 |
| Chambers, O.W. G-5-150847 | Hilcorp Energy Company only | Personville (Travis Peak) | Limestone | 1 | 401 | 829K | Jun 1994 – Apr 2004 |
| Chambers. O.W. G-5-192375 | Hilcorp Energy Company only | Personville (Travis Peak) | Limestone | 1 | 362 | 571K | Nov 2002 – Jul 2008 |
| Chambers, O.W. G-5-196254 | Hilcorp Energy Company only | Personville (Travis Peak) | Limestone | 1 | 343 | 648K | May 2003 – Oct 2008 |
| McChambers G-8-201678 | G & F Oil, Inc. only | Lone Camp (Atoka Conglomerate) | Palo Pinto | 1 | 313 | 73.4K | Jan 2004 – Aug 2013 |
| Chambers et Al G-13-91727 | Quest Petroleum Company only | Jupiter (Conglomerate 3RD) | Jack | 1 | 292 | 28K | Jan 1993 – Jan 2021 |
| Chambers, O.W. G-5-189599 | Hilcorp Energy Company only | Personville (Travis Peak) | Limestone | 1 | 258 | 744K | Apr 2002 – Sep 2008 |
| Chambers G-14-114118 | Bce-Mach II LLC only | Rita Ranch (Morrow Upper) | Roberts | 1 | 238 | 412K | Jan 1993 – Jun 1999 |