| Middleton, Archie G-3-161521 | Denbury Onshore, LLC only | Oyster Bayou (Frio 2-8200) | Chambers | 1 | 14.6K | 747K | Dec 1996 – Apr 2004 |
| Middleton 124-D O-10-31781 | Apache Corporation only | Rhoda Walker (Canyon 5900) | Ward | 1 | 13.8K | 243K | by Jan 1993 – Apr 2018 |
| Middleton O-11-64030 | Big Star Oil & Gas, LLC only | Ackerly (Dean Sand) | Martin | 1 | 12.3K | 13.6K | by Jan 1993 – Mar 2011 |
| Middleton, A. D., a/C #1 O-3-7037 | Exxon Corp. only | Anahuac (FB a-2, Frio 11) | Chambers | 4 | 12.2K | 13.1K | by Jan 1993 – Jun 1994 |
| Middleton O-10-33973 | R2Q Operating LLC only | Nix (Clearfork) | Andrews | 1 | 11.9K | 15K | Oct 1993 – Jul 2002 |
| Middleton Farm O-8-29628 | Walsh Resources, Inc. only | Taylor County Regular | Taylor | 1 | 11.6K | 743 | Sep 2005 – Oct 2018 |
| Middleton, A.D. a/C #1 O-3-22293 | Rising Star Energy Partners II, only | Anahuac (FB-1 South, Frio 13) | Chambers | 1 | 10.9K | 22.3K | Dec 1993 – Feb 1995 |
| Wright, Gilbert G. Est. O-10-33697 | Southwest Royalties, Inc. only | Middleton (Canyon Reef) | Howard | 1 | 10.4K | 11.2K | by Jan 1993 – Apr 1998 |
| SE Ackerly O-10-36918 | Sharp Image Energy, Inc. only | Middleton (Canyon Reef) | Howard | 1 | 9.83K | 4.62K | Jul 2002 – Jun 2004 |
| Middleton "35" O-10-39859 | SMC Oil & Gas, Inc. only | Spraberry (Trend Area) | Howard | 1 | 8.95K | 7.21K | Apr 2010 – Jul 2023 |
| Middleton, A. D. a/C # 1 G-3-164296 | Rising Star Energy Partners II, only | Anahuac, W. (Marginulina "A") | Chambers | 1 | 8.46K | 2.67M | Jul 1997 – May 2021 |
| Middleton Petroleum A O-1-14219 | Burnett Oil Co., Inc. only | Taylor-Ina | Medina | 48 | 7.17K | 0 | Oct 1998 – Aug 2026 |
| Middleton O-11-62896 | MJB Production Company, Inc. only | Duffy Peak (Glorieta) | Garza | 1 | 6.22K | 134 | by Jan 1993 – Oct 2022 |
| Middleton, A. D. a/C 1 G-3-205163 | Rising Star Energy Partners II, only | Anahuac (FB a-2, Frio 12) | Chambers | 1 | 5.8K | 82.2K | Oct 2004 – Nov 2006 |
| Middleton O-11-69980 | Rogers, S. K. Oil, Inc. only | Ownby, West (San Andres) | Yoakum | 1 | 5.38K | 0 | Aug 2012 – Apr 2019 |
| Middleton, A. D. a/C 1 G-3-150788 | Texas Petroleum Investment Co. only | Anahuac | Chambers | 1 | 4.73K | 3.99M | Aug 1994 – Sep 2009 |
| Middleton, A. D. a/C 1 G-3-150475 | Rising Star Energy Partners II, only | Anahuac | Chambers | 1 | 4.7K | 5.12M | Aug 1994 – Apr 2001 |
| Middleton, A. D. a/C #1 G-3-151057 | Rising Star Energy Partners II, only | Anahuac | Chambers | 1 | 4.31K | 4.32M | Aug 1994 – Feb 2005 |
| Middleton, A.D. a/C #1 G-3-144924 | Exxon Corp. only | Anahuac (FB-1 South, Frio 13) | Chambers | 1 | 4.22K | 221K | Mar 1993 – Nov 1993 |
| Adams 38 O-10-35196 | Cobra Oil & Gas Corporation only | Middleton (Canyon Reef) | Martin | 1 | 4.02K | 4.58K | Jan 1997 – Apr 1997 |
| Middleton, A. D. a/C 1 G-3-151072 | Rising Star Energy Partners II, only | Anahuac | Chambers | 1 | 3.86K | 2.44M | Sep 1994 – May 2002 |
| Middleton Petroleum B O-1-14220 | Burnett Oil Co., Inc. only | Taylor-Ina | Medina | 8 | 3.85K | 0 | Oct 1998 – Aug 2026 |
| Middleton, V GU1 G-6-199406 | Great American Resources Inc. only | Reklaw (Travis Peak) | Cherokee | 1 | 3.57K | 398K | Dec 2003 – Aug 2026 |
| Middleton O-10-30735 | Anadarko Petroleum Corporation only | Middleton (Canyon Reef) | Howard | 1 | 3.56K | 6.69K | by Jan 1993 – Feb 1995 |
| Wright A O-10-33529 | Cobra Oil & Gas Corporation only | Middleton (Canyon Reef) | Howard | 1 | 3.27K | 2.08K | by Jan 1993 – Jan 1993 |
| Middleton,v GU1 G-6-105206 | Lime Rock Resources a, L.P. only | Reklaw (Travis Peak) | Cherokee | 1 | 3.21K | 239K | by Jan 1993 – Aug 2003 |
| Middleton, A. D. O-3-4390 | Omega Fuel Op. Co. only | Turtle Bay | Chambers | 2 | 3.18K | 8.86K | by Jan 1993 – Aug 1996 |
| Middleton, A. D. a/C 1 G-3-167571 | Texas Petroleum Investment Co. only | Anahuac, W. (Marginulina "A") | Chambers | 1 | 2.76K | 930K | Mar 1998 – Sep 1999 |
| Middleton,v GU1 G-6-185639 | Great American Resources Inc. only | Reklaw (Travis Peak) | Cherokee | 1 | 2.24K | 291K | Sep 2001 – Aug 2026 |
| Middleton,v GU1 G-6-180224 | Great American Resources Inc. only | Reklaw (Travis Peak) | Cherokee | 1 | 2.06K | 976K | Oct 2000 – Aug 2026 |
| Broussard-Middleton G-3-170773 | Cabot Oil & Gas Corporation only | Elwood (Vicksburg) | Chambers | 1 | 2.04K | 13K | May 1997 – Feb 1998 |
| Milentz, A. R. G. U. #1 G-3-75076 | Middleton Oil Company only | Rock Island, W. (Wilcox 9700) | Colorado | 1 | 2.04K | 223K | by Jan 1993 – Jun 2006 |
| Middleton Gas Unit G-6-277175 | Atlas Operating LLC only | Sym-Jac, West (Hosston) | Cherokee | 1 | 1.94K | 169K | Apr 2016 – May 2026 |
| Middleton O-14-5931 | Herrmann, J.B. only | Panhandle Hutchinson County Fld. | Hutchinson | 4 | 1.82K | 16.1K | by Jan 1993 – Sep 2002 |
| Middleton, V GU 1 G-6-215256 | Great American Resources Inc. only | Reklaw (Travis Peak) | Cherokee | 1 | 1.8K | 173K | Apr 2005 – Aug 2026 |
| Ruby Middleton GU G-5-228175 | Hilcorp Energy Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 1.78K | 931K | Apr 2007 – Aug 2026 |
| Cline O-10-33695 | Bettis, Boyle & Stovall only | Middleton (Canyon Reef) | Howard | 1 | 1.74K | 2.3K | by Jan 1993 – Aug 1994 |
| Middleton, A. D. a/C 1 G-3-161831 | Rising Star Energy Partners II, only | Anahuac | Chambers | 1 | 1.71K | 376K | Mar 1997 – Jan 1998 |
| Middleton, et Al. O-9-14303 | Bowerman Energy Company only | Turkey Trot (Bluff Creek) | Concho | 1 | 1.58K | 5 | Aug 1995 – Apr 1998 |
| Middleton, A. D. a/C #1 G-3-155181 | Rising Star Energy Partners II, only | Anahuac | Chambers | 1 | 1.55K | 2.85M | Jul 1995 – Jan 1998 |
| Middleton "A" O-11-64338 | Discovery Operating, Inc. only | Ackerly (Dean Sand) | Martin | 1 | 1.48K | 2.19K | by Jan 1993 – Feb 1995 |
| Nash G-4-261692 | Middleton Oil Company only | Owen (Olmos) | Webb | 1 | 1.38K | 1.06M | Jan 2011 – Aug 2026 |
| Ruby Middleton Gas Unit G-5-216479 | Hilcorp Energy Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 1.28K | 1.79M | Dec 2005 – Aug 2026 |
| Middleton, V GU1 G-6-189260 | Great American Resources Inc. only | Reklaw (Travis Peak) | Cherokee | 1 | 1.26K | 252K | Jun 2002 – Aug 2026 |
| Broussard-Middleton G-3-199816 | Davis Petroleum Corp. only | Double Bayou (Nodosaria) | Chambers | 1 | 1.14K | 97K | Feb 2004 – Apr 2004 |
| Ackerly, S E B O-10-37014 | Sharp Image Energy, Inc. only | Middleton (Canyon Reef) | Howard | 1 | 1.13K | 0 | Jan 2003 – Apr 2003 |
| Middleton, Ruby Gas Unit O/A G-5-158196 | XTO Energy Inc. only | Reed (Travis Peak) | Freestone | 1 | 1.08K | 1.05M | Mar 1996 – Oct 2018 |
| Middleton G-4-92023 | Middleton Oil Company only | Las Tiendas (Olmos) | Webb | 1 | 1.03K | 661K | by Jan 1993 – Aug 2026 |
| Middleton "E" G-5-185857 | Burk Royalty Co., Ltd. only | Teague (CV-Bossier Cons.) | Freestone | 1 | 1K | 1.34M | Oct 2001 – Aug 2026 |
| Middleton, A. D. a/C 1 G-3-165953 | Texas Petroleum Investment Co. only | Anahuac | Chambers | 1 | 963 | 471K | Oct 1997 – Jan 2008 |