| A Mueller Unit B O-2-9929 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 6 | 2.79M | 6.72M | Jul 2012 – Apr 2026 |
| Mueller A O-2-10716 | BPX Operating Company only | Eagleville (Eagle Ford-2) | Karnes | 5 | 1.88M | 2.12M | Jan 2014 – Apr 2026 |
| Mueller B O-2-11412 | BPX Operating Company only | Sugarkane (Austin Chalk) | Karnes | 3 | 1.1M | 4.25M | Aug 2017 – Apr 2026 |
| H. Mueller 18A O-2-10223 | BPX Operating Company only | Eagleville (Eagle Ford-2) | De Witt | 7 | 1.01M | 3.55M | May 2014 – Apr 2026 |
| A Mueller a-Koehler SW D O-2-11810 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 1 | 790K | 2.06M | May 2019 – Apr 2026 |
| A Mueller Unit A O-2-9796 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 2 | 643K | 1.38M | May 2012 – Apr 2026 |
| A Mueller a-Koehler SW C O-2-11808 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 1 | 575K | 1.43M | May 2019 – Apr 2026 |
| H Mueller Unit A O-2-9988 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 2 | 556K | 1.1M | Jul 2012 – Apr 2026 |
| A Mueller a-Koehler SW A O-2-11835 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 1 | 551K | 1.74M | May 2019 – Apr 2026 |
| A Mueller A-Koehler a Usw F O-2-12887 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 1 | 516K | 1.42M | Jun 2024 – Apr 2026 |
| A Mueller Quad Ulw A O-2-12889 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 1 | 476K | 1.32M | Jun 2024 – Apr 2026 |
| A Mueller A-Koehler a Usw G O-2-12888 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 1 | 404K | 1.17M | Jun 2024 – Apr 2026 |
| A Mueller A-Koehler a Usw H O-2-12884 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 1 | 400K | 1.12M | Jun 2024 – Apr 2026 |
| A Mueller a-Koehler SW B O-2-11807 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 1 | 377K | 1.11M | May 2019 – Apr 2026 |
| Rally Petroleum O-1-15167 | Mueller Exploration, Inc. only | Pearsall (Austin Chalk) | Frio | 4 | 375K | 899K | Oct 2009 – Mar 2023 |
| Sampson-Mueller Unit O-3-22537 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Fayette | 3 | 369K | 1.79M | Aug 1994 – Apr 2026 |
| Sampson-Mueller A O-3-28033 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Fayette | 1 | 368K | 1.46M | Feb 2022 – Apr 2026 |
| Mueller, A. O-3-8859 | Enhanced Energy Partners Corp only | Raccoon Bend (Miocene Y) | Austin | 1 | 357K | 63.7K | Jan 1993 – Dec 2020 |
| A Mueller A-Koehler a Usw E O-2-12913 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 1 | 354K | 1.07M | Jun 2024 – Apr 2026 |
| Mueller-Gause Unit O-3-23098 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Milam | 1 | 311K | 230K | Sep 1996 – Apr 2023 |
| Roberts-Mueller O-3-2099 | Magnum Producing, LP only | High Island | Chambers | 16 | 286K | 116K | Jan 1993 – Mar 2026 |
| A Mueller a-Koehler SW O-2-11814 | Burlington Resources O & G Co LP only | Sugarkane (Austin Chalk) | De Witt | 1 | 274K | 967K | May 2019 – Apr 2026 |
| Mueller-Korth Unit O-3-23767 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 1 | 252K | 1.14M | Sep 1999 – Apr 2026 |
| Ruisinger O-3-21995 | Mueller Exploration, Inc. only | Giddings (Austin Chalk-3) | Fayette | 1 | 216K | 546K | Mar 1993 – Jul 2020 |
| Roberts & Mueller O-3-7295 | Big Lake Corporation only | High Island | Chambers | 8 | 215K | 80.4K | Jan 1993 – Mar 2026 |
| Sampson-Mueller B O-3-28028 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Fayette | 1 | 214K | 898K | Sep 2022 – Apr 2026 |
| Mueller-Levien D.L. Unit O-3-22008 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 1 | 176K | 1.59M | Apr 1993 – Apr 2026 |
| Stegmueller Unit O-3-22870 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 170K | 3.28M | Mar 1996 – Mar 2025 |
| Stegmueller O-3-13204 | Leexus Oil LLC only | Giddings (Austin Chalk-3) | Burleson | 11 | 130K | 1.79M | Jan 1993 – Apr 2026 |
| Rally Eagle O-1-15508 | Mueller Exploration, Inc. only | Briscoe Ranch (Eagleford) | Frio | 1 | 129K | 274K | May 2011 – Apr 2026 |
| Stegmueller O-3-22813 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 6 | 129K | 1.65M | Jul 1995 – Oct 2021 |
| Kincaid O-1-15333 | Mueller Exploration, Inc. only | Pearsall (Austin Chalk) | Frio | 1 | 127K | 372K | Aug 2010 – Feb 2020 |
| Mueller O-2-9684 | EOG Resources, Inc. only | Eagleville (Eagle Ford-2) | Karnes | 1 | 108K | 83.5K | Jul 2011 – Apr 2026 |
| Stout O-1-15343 | Mueller Exploration, Inc. only | Pearsall (Austin Chalk) | Frio | 1 | 52.6K | 118K | Jul 2010 – Jun 2015 |
| Brundrett Eagle Unit O-1-15921 | Mueller Exploration, Inc. only | Briscoe Ranch (Eagleford) | Frio | 1 | 43.6K | 116K | Jan 2012 – Apr 2024 |
| Mueller, Arlen & Barbara O-2-7337 | Delray Oil, Inc. only | Buehler (Carrizo) | Karnes | 2 | 42.1K | 1.91K | Jan 1993 – Mar 2018 |
| Holcomb Ranch O-13-33062 | Mueller Exploration, Inc. only | Quanah, South (Chappel) | Hardeman | 1 | 41.9K | 0 | Aug 2014 – Feb 2018 |
| Mueller, E. &j. O-8-24560 | Hofco, Inc. only | Glahn-Reese (King Sd.) | Haskell | 3 | 39.7K | 39 | Jan 1993 – Sep 2010 |
| Jones Creek Unit O-3-26448 | Mueller Exploration, Inc. only | Pickett Ridge, N. (Yegua DY) | Wharton | 1 | 38.9K | 825K | Dec 2013 – Oct 2017 |
| Mueller O-8-23959 | D.J. & T. Energy only | Glahn-Reese (King Sd.) | Haskell | 5 | 35.4K | 18 | Jan 1993 – Aug 2004 |
| Corbin O-1-17525 | Mueller Exploration, Inc. only | Pearsall (Buda, S.) | Frio | 1 | 33K | 152K | Jul 2012 – Oct 2015 |
| Grossie O-1-16208 | Mueller Exploration, Inc. only | Pearsall (Austin Chalk) | Frio | 1 | 29.2K | 47.6K | May 2011 – Apr 2014 |
| Mueller, A. O-3-27890 | Enhanced Energy Partners Corp only | Raccoon Bend (Mio X Y Z Cons) | Austin | 1 | 28.7K | 2.87K | Jan 2021 – Apr 2026 |
| Curtis Foester O-2-9391 | Mueller Exploration, Inc. only | Magnolia Beach (Melbourne) | Calhoun | 1 | 28K | 34.6K | Jan 2010 – Apr 2026 |
| Mueller-Korth Unit O-3-22269 | Union Pacific Resources Company only | Giddings (Austin Chalk-3) | Lee | 1 | 18.7K | 105K | Nov 1993 – Jan 1994 |
| Mueller O-10-26422 | Chandler Oil & Gas, LLC only | Grandma Benoit (Clear Fork, Lo.) | Pecos | 1 | 17.9K | 813 | Jan 1993 – Jul 2023 |
| D. Bohot Unit O-2-8454 | Mueller Exploration, Inc. only | Joseph P. Mueller (Jules Y-3) | Lavaca | 1 | 16.9K | 7.93K | Mar 1999 – Mar 2000 |
| Greiner "a" NO.1 O-4-8079 | Mueller Engineering Corp. only | Rincon | Starr | 1 | 15.8K | 20 | Jan 1993 – Apr 2001 |
| Lang O-1-17442 | Mueller Exploration, Inc. only | Pearsall (Buda, S.) | Zavala | 1 | 15.3K | 44.3K | Aug 2012 – Apr 2026 |
| Mueller-Davis Unit O-6-13354 | Diversified Production LLC only | Waskom (Travis Peak-Vonny) | Harrison | 2 | 14.1K | 262K | Sep 1994 – Sep 2016 |