| Gillespie O-11-62371 | Petx Operating LLC only | Felken (Spraberry) | Dawson | 1 | 171K | 182 | Jan 1993 – Jul 2026 |
| Gillespie Unit O-2-10811 | Matrix Petroleum, LLC only | Eagleville (Eagle Ford-2) | Lavaca | 1 | 146K | 442K | May 2014 – Jul 2026 |
| Caraway 'A' O-8-31663 | Gillespie Operating LLC only | Creslenn (Swastika) | Jones | 2 | 79.5K | 0 | Oct 2014 – Jul 2026 |
| Gillespie Farmout O-13-28606 | Pop Operating Company only | Mercury (Strawn) | Jack | 2 | 58K | 14 | Jul 1993 – Jul 2026 |
| Gillespie "14" O-11-69300 | Chi Operating, Inc. only | Linker (Clear Fork) | Hockley | 1 | 31.7K | 25.2K | Apr 2006 – Jul 2026 |
| Hare O-8-29679 | Gillespie Operating LLC only | Huston (Caddo) | Throckmorton | 1 | 31.1K | 0 | Jan 2006 – Jul 2026 |
| Gillespie "A" O-11-15408 | Byrd Operating Company only | Felken (Spraberry) | — | 1 | 29.1K | 6K | Jan 1993 – Apr 2000 |
| Gillespie O-13-33956 | Trio Consulting & Management,llc only | Q.I.S.D. (Chappel) | Hardeman | 1 | 28.2K | 0 | Jul 2019 – Jul 2026 |
| Gillespie O-8-15656 | Wyatt, Glen only | Haskell County Regular | Haskell | 7 | 26.2K | 22 | Jan 1993 – Mar 2008 |
| Gillespie "B" O-11-15695 | Byrd Operating Company only | Felken (Spraberry) | — | 1 | 25.1K | 5.98K | Jan 1993 – Apr 2000 |
| Gillespie, Ralph O-13-29730 | Jay Management Company, LLC only | Peek (Bryson) | Jack | 1 | 21.1K | 0 | Feb 2000 – Jul 2026 |
| Gillespie 39 O-10-45012 | SMC Oil & Gas, Inc. only | Spraberry (Trend Area) | Dawson | 1 | 20.6K | 2.63K | Feb 2014 – Jul 2026 |
| Caraway O-8-30715 | Gillespie Operating LLC only | Creslenn (Swastika) | Jones | 1 | 19.9K | 0 | Apr 2011 – Jan 2021 |
| Gillespie O-13-13063 | Charles D. Self Operating, LLC only | Jack County Regular | Jack | 9 | 14.8K | 21 | Jan 1993 – Jul 2026 |
| Gillespie O-13-16214 | Pop Operating Company only | Markley, SE. (Marble Falls) | — | 4 | 12.4K | 121K | Jan 1993 – Jul 2026 |
| Gillespie, Ralph O-13-27084 | Jay Management Company, LLC only | Randolph(miss) | Jack | 1 | 11.9K | 20.1K | Jan 1993 – Oct 2020 |
| Gillespie Farmout "B" O-13-30658 | Pop Operating Company only | Mercury (Strawn) | Jack | 2 | 10.7K | 0 | Jun 2006 – Jul 2026 |
| Gillespie "B" O-13-24196 | Pop Operating Company only | Jack County Regular | Jack | 3 | 10.5K | 8.02K | Jan 1993 – Jul 2026 |
| Gillespie O-4-13006 | Alegre Operating, Inc. only | Brayton, N. (Vicksburg 9250) | Nueces | 1 | 10.4K | 40.8K | Feb 2001 – Jul 2026 |
| Gillespie "A" O-13-16883 | Pop Operating Company only | Markley, SE (Caddo, LO) | Jack | 2 | 7.59K | 327K | Jan 1993 – Jul 2026 |
| Gillespie -C- O-13-3273 | Pop Operating Company only | Jack County Regular | Jack | 2 | 5.86K | 63.8K | Jan 1993 – Jul 2026 |
| Gillespie Unit O-4-11100 | Alegre Operating, Inc. only | Brayton, N. (Vicksburg 9250) | Nueces | 1 | 5.48K | 10.1K | Jan 1993 – Jul 2026 |
| Gillespie, Eddie Faye O-6-5942 | McBride, Jerrel L Enterprise Inc only | Tennessee Colony, NE (Travis PK) | — | 1 | 4.68K | 4.7K | Jan 1993 – Aug 1996 |
| White O-8-29755 | Gillespie Operating LLC only | Eskota, North (Canyon Reef) | Fisher | 1 | 2.5K | 13.6K | Jun 2006 – Sep 2016 |
| Gillespie Unit O-4-11837 | Alegre Operating, Inc. only | Brayton, N. (Vicksburg 11,150) | Nueces | 1 | 2.46K | 28 | Jan 1993 – Jul 2026 |
| Stanford, J.J. O-8-30545 | Gillespie Operating LLC only | Goat (Swastika) | Jones | 1 | 2.07K | 0 | Jun 2010 – Jul 2026 |
| Gillespie, D. D. O-13-15467 | Lode Holdings, LLC only | Jack County Regular | Jack | 15 | 1.29K | 144 | Jan 1993 – Jul 2026 |
| Gillespie-Ray Unit O-13-18576 | Giant NRG Co., LP only | Gillespie (4800) | — | 1 | 824 | 18K | Jan 1993 – Jun 2015 |
| Gillespie Wilhelm O-13-33737 | Pop Operating Company only | Mercury (Strawn) | Jack | 1 | 495 | 0 | Mar 2018 – Jul 2026 |
| Caraway O-8-31466 | Gillespie Operating LLC only | Jones County Regular | Jones | 1 | 491 | 0 | Jan 2014 – Jun 2020 |
| Gillespie -B- O-13-16763 | Walsh & Watts, Inc. only | Markley, SE. (Marble Falls) | — | 1 | 357 | 27.5K | Jan 1993 – Feb 2002 |
| Gillespie O-13-21131 | Pop Operating Company only | Mercury (Strawn) | Jack | 1 | 309 | 0 | Jan 1993 – Jul 2026 |
| Ray, Jewell -B- O-13-18526 | Giant NRG Co., LP only | Gillespie (4800) | — | 1 | 31 | 1.31K | Jan 1993 – Aug 2018 |
| Gillespie O-8-31408 | Kilpatrick Production Co., Inc. only | P.S. Kendrick (Flippen Sand) | Haskell | 1 | 27 | 0 | Dec 2013 – Jun 2016 |
| Gillespie G-6-249210 | Anadarko E&P Onshore LLC only | Tennessee Colony (CV-Bossier) | Anderson | 1 | 0 | 96.2K | Feb 2007 – Sep 2013 |
| Gillespie G-6-238010 | Eqv Operating LLC only | Hallsville,n(hosston-Cotton Val) | Harrison | 1 | 0 | 572K | Aug 2007 – Jul 2026 |
| Gillespie Gas Unit G-4-254874 | Suemaur Expl. & Prod., LLC only | Brayton, N. (Vicksburg 8950) | Nueces | 1 | 0 | 14.5K | Dec 2009 – Nov 2012 |
| Gillespie Gas Unit G-4-238088 | Suemaur Expl. & Prod., LLC only | Brayton, N. (Vicksburg 9150) | Nueces | 1 | 0 | 165K | Feb 2008 – Mar 2010 |
| Gillespie G. U. G-4-227793 | Suemaur Expl. & Prod., LLC only | Brayton, N. (Vicksburg 9900) | Nueces | 1 | 0 | 76.7K | Apr 2007 – Jan 2008 |
| Gillespie Gas Unit G-4-226892 | Wadi Operating, LLC only | Wildcat | Nueces | 1 | 0 | 0 | Feb 2007 – Jul 2026 |
| Gillespie Gas Unit G-4-225567 | Pangea's Edge Operating Co LLC only | Brayton, N. (Vicksburg 9250) | Nueces | 1 | 0 | 579K | Dec 2006 – Jul 2026 |
| Gillespie Gas Unit G-4-225514 | Suemaur Expl. & Prod., LLC only | Brayton, N. (Vicksburg 9900) | Nueces | 1 | 0 | 19.8K | Oct 2006 – Jan 2007 |
| Gillespie Gas Unit G-4-178026 | Pangea's Edge Operating Co LLC only | Brayton, N. (Vicksburg 9150) | Nueces | 1 | 0 | 1.58M | May 2000 – Jul 2026 |
| Gillespie G-3-205356 | Brigham Oil & Gas, L.P. only | Wildcat | Matagorda | 1 | 0 | 0 | Jul 2004 – Sep 2004 |
| Kenneth Gillespie O-13-17775 | Spindletop Oil & Gas Company only | Gillespie (4800) | — | 1 | 0 | 0 | Jan 1993 – Dec 1998 |
| Price, Minnie O-13-18348 | D and J Resources Incorporated only | Gillespie (4800) | Jack | 2 | 0 | 1 | Jan 1993 – Jan 2015 |
| Gillespie, W. L. -B- O-13-18354 | Spindletop Oil & Gas Company only | Gillespie (4800) | Jack | 1 | 0 | 0 | Jan 1993 – Mar 1997 |
| Gillespie G-4-177949 | Range Production Company only | Brayton, N. (Vicksburg 9250) | Nueces | 1 | 0 | 13K | Apr 2000 – May 2001 |
| Gillespie Gas Unit G-4-174524 | Wadi Operating, LLC only | Brayton, N. (Vicksburg 10540) | Nueces | 1 | 0 | 115K | Jul 1999 – Jul 2026 |
| Gillespie G-4-130959 | Alegre Operating, Inc. only | Brayton, N. (Vicksburg 11,100 A) | Nueces | 1 | 0 | 1.24M | Jan 1993 – Jul 2026 |