| Welder-Terrell O-2-8839 | C & E Operating, Inc. only | Devil's Run (6600) | Refugio | 1 | 9.6K | 0 | Dec 2003 – Oct 2006 |
| Scott, Charles H. O-8-17387 | Terrell Oil & Gas Production Co. only | Noodle, NW. (Canyon Sd. 4100) | Fisher | 1 | 8.65K | 297 | by Jan 1993 – Mar 2003 |
| Leonard Johnson E O-8-30478 | Terrell Oil & Gas Production Co. only | Keeler-Wimberly (Canyon Sd.) | Fisher | 1 | 8.11K | 34.4K | Aug 2009 – Feb 2010 |
| Johnson, Leonard "B" O-8-30137 | Terrell Oil & Gas Production Co. only | Royston (Canyon) | Fisher | 1 | 7.53K | 17.4K | Jul 2008 – Jan 2009 |
| Terrell, J. B. O-8-28041 | Apache Corporation only | Round Top (Swastika) | Fisher | 1 | 7.19K | 2.36K | Dec 1996 – Oct 2014 |
| Leonard Johnson "A" O-8-30020 | Terrell Oil & Gas Production Co. only | Royston (Canyon) | Fisher | 1 | 7.08K | 10.8K | Nov 2007 – Jan 2009 |
| Terrell, George G-6-197617 | Buffco Production Inc. only | Cedar Springs (Cotton Valley SD) | Upshur | 1 | 7K | 585K | Jul 2003 – Aug 2026 |
| Wilson Estate "A" O-8-20880 | Terrell Oil & Gas Production Co. only | Round Top (Canyon) | Fisher | 1 | 6.84K | 17.1K | by Jan 1993 – Nov 2005 |
| Holly Toler 'A' O-8-31320 | Terrell Oil & Gas Production Co. only | Keeler-Wimberly (Canyon Sd.) | Fisher | 1 | 6.49K | 9.59K | Oct 2013 – Aug 2026 |
| Hines O-8-18892 | Terrell Oil & Gas Production Co. only | Stovall (Canyon 4050) | Stonewall | 1 | 6.34K | 35 | by Jan 1993 – Jul 2003 |
| Terrell, Sam Estate "A" O-8-21786 | Terrell Oil & Gas Production Co. only | Round Top, NW. (Swastika 4000) | Fisher | 1 | 6.33K | 324 | by Jan 1993 – May 2001 |
| Terrell Gas Unit G-6-137866 | Chisos, Ltd. only | Oak Hill (Cotton Valley) | Rusk | 1 | 6.33K | 3.17M | by Jan 1993 – Aug 2026 |
| Maberry 'A' O-8-31524 | Terrell Oil & Gas Production Co. only | Noodle, NW. (Canyon Sd. 4100) | Fisher | 1 | 6.27K | 12.5K | May 2014 – Aug 2026 |
| Welder-Terrell G-2-194134 | C & E Operating, Inc. only | Devil's Run (6600) | Refugio | 1 | 6.01K | 48.8K | Nov 2002 – Nov 2003 |
| Wilson Estate "A" O-8-20716 | Terrell Oil & Gas Production Co. only | Round Top (Canyon 4250) | Fisher | 3 | 5.9K | 38.9K | by Jan 1993 – Jan 2006 |
| Terrell G-6-164386 | Southwest Operating, Inc.-Tyler only | Purt,w. (Rodessa 10,200) | Anderson | 1 | 5.31K | 47.4K | Jun 1997 – Oct 2012 |
| Leonard Johnson "D" O-8-30200 | Terrell Oil & Gas Production Co. only | Royston (Canyon) | Fisher | 1 | 5.26K | 11.7K | Oct 2008 – Jan 2009 |
| Terrell G-3-153348 | Redbud E & P, Inc. only | Clay, NE (Austin Chalk 11350) | Brazos | 1 | 5.03K | 2.12M | Sep 1994 – Aug 2026 |
| Terrell "H" O-1-13334 | Westridge Oil & Gas Properties only | Peach Creek (Austin Chalk) | Gonzales | 1 | 4.74K | 2.02K | by Jan 1993 – Apr 1994 |
| Rutherford, Harold O-13-20234 | Quest Petroleum Company only | Terrell (Congl) | Young | 1 | 4.55K | 92.1K | by Jan 1993 – May 2016 |
| Bowen, L.O. "D" O-8-14748 | Terrell Oil & Gas Production Co. only | Keeler-Wimberly (Canyon Sd.) | Fisher | 1 | 4.46K | 346 | by Jan 1993 – Jul 2010 |
| Terrell Gas Unit G-6-141627 | Chisos, Ltd. only | Oak Hill (Cotton Valley) | Rusk | 1 | 3.98K | 2.69M | by Jan 1993 – Mar 2026 |
| Terrell Gas Unit G-6-135067 | Chisos, Ltd. only | Oak Hill (Cotton Valley) | Rusk | 1 | 3.97K | 2.95M | by Jan 1993 – Aug 2026 |
| Terrell B O-2-5888 | Petra Oleum Corp. only | Coletto Creek (2600) | Victoria | 1 | 3.82K | 0 | Mar 1995 – Jul 1997 |
| Preston "B" O-8-29506 | Terrell Oil & Gas Production Co. only | Barbee-Reiff (Strawn) | Stonewall | 1 | 3.76K | 13K | Mar 2005 – Jul 2010 |
| Terrell Gas Unit G-6-218576 | Pedernales Petroleum OP, LLC only | Blocker (Cotton Valley) | Harrison | 1 | 3.49K | 516K | Dec 2005 – Dec 2023 |
| Terrell O-6-10871 | Buffco Production Inc. only | Purt,w. (Rodessa 10,200) | Anderson | 1 | 3.47K | 53.1K | by Jan 1993 – May 1997 |
| Wilson Estate "A" O-8-21733 | Terrell Oil & Gas Production Co. only | Round Top, NW. (Swastika 4000) | Fisher | 1 | 3.37K | 292 | by Jan 1993 – Nov 2005 |
| Terrell, H. A. O-1-3942 | Asante Operating Company, LLC only | Luling-Branyon | Caldwell | 14 | 3.01K | 33K | by Jan 1993 – Jun 2019 |
| Terrell, J.C. O-8-15059 | Braka Operating, L.L.C. only | Stephens County Regular | Stephens | 2 | 2.9K | 7.6K | by Jan 1993 – Oct 2021 |
| Oconnor, Dennis Etal -D- O-2-4421 | M-V Company only | Terrell Point, E. (4050) | Goliad | 2 | 2.59K | 21 | by Jan 1993 – May 1995 |
| Leonard Johnson "A" O-8-30319 | Terrell Oil & Gas Production Co. only | Keeler-Wimberly (Canyon Sd.) | Fisher | 1 | 2.49K | 10.3K | Feb 2009 – Feb 2010 |
| Terrell Gas Unit G-6-163674 | TGNR East Texas II LLC only | Oak Hill (Cotton Valley) | Rusk | 1 | 1.99K | 2.04M | May 1997 – Aug 2026 |
| Terrell Gas Unit G-6-184682 | TGNR East Texas II LLC only | Oak Hill (Cotton Valley) | Rusk | 1 | 1.92K | 1.49M | Jul 2001 – Aug 2026 |
| Terrell, J. C. O-8-28988 | Braka Operating, L.L.C. only | Jackson (Strawn) | Stephens | 1 | 1.74K | 26.8K | Jun 2001 – Dec 2025 |
| Terrell Gas Unit G-6-177117 | TGNR East Texas II LLC only | Oak Hill (Cotton Valley) | Rusk | 1 | 1.61K | 1.16M | Jan 2000 – Jul 2012 |
| Terrell Gas Unit G-6-161607 | TGNR East Texas II LLC only | Oak Hill (Cotton Valley) | Rusk | 1 | 1.44K | 1.99M | Jan 1997 – Aug 2026 |
| Welder-Terrell G-2-194137 | C & E Operating, Inc. only | Devil's Run (5250) | Refugio | 1 | 1.42K | 403K | Jan 2003 – Aug 2004 |
| Terrell, Dahlia O-11-64066 | Cone, S. E. Jr. only | Edmisson (Clear Fork) | Lubbock | 1 | 1.39K | 21 | Feb 1993 – Feb 1997 |
| Terrell, Etta O-2-7682 | Hamman Oil & Refining Company only | Berclair (2700) | Goliad | 1 | 1.29K | 14 | by Jan 1993 – Feb 1994 |
| Toler, Holly (South) O-8-15610 | Terrell Oil & Gas Production Co. only | Keeler-Wimberly (Canyon Sd.) | Fisher | 2 | 1.03K | 2.26K | by Jan 1993 – May 2001 |
| Welder-Terrell G-2-204466 | C & E Operating, Inc. only | Devil's Run (5250) | Refugio | 1 | 935 | 261K | Aug 2003 – Jan 2005 |
| Terrell, Emma G-8-173853 | DFG Energy Company LLC only | North Ridge (Duffer) | Eastland | 1 | 864 | 55.5K | Mar 1999 – Dec 2013 |
| State of Texas O-2-5017 | Mayfield Engineering Service only | Terrell Point, E. (4050) | Goliad | 1 | 705 | 8 | by Jan 1993 – Jan 1994 |
| Karen Terrell O-1-14729 | Sheldon Resources, L.P. only | Cherokee (Navarro) | Milam | 1 | 602 | 0 | Jul 2006 – Dec 2013 |
| Terrell -A- O-2-4500 | Petra Oleum Corp. only | Coletto Creek (4700) | Victoria | 4 | 525 | 0 | May 1995 – Jan 1996 |
| Guitar, Jane Ferguson O-8-15795 | Terrell Oil & Gas Production Co. only | Round Top (Canyon) | Fisher | 2 | 433 | 82 | by Jan 1993 – Jun 1994 |
| Toler, Holly "B" O-8-20596 | Terrell Oil & Gas Production Co. only | George Barnett (Swastika) | Fisher | 1 | 417 | 201 | by Jan 1993 – May 2001 |
| Terrell, J. C. G-8-154383 | North Ridge Corporation only | Jackson (Strawn) | Stephens | 1 | 327 | 4.92K | May 1995 – May 2001 |
| Welder-Terrell G-2-205471 | C & E Operating, Inc. only | Devil's Run (5250) | Refugio | 1 | 239 | 61.7K | Dec 2004 – Mar 2006 |