| Lester Unit 27-34 O-10-46145 | Surge Operating, LLC only | Spraberry (Trend Area) | Howard | 5 | 1.47M | 2.55M | Sep 2014 – Mar 2026 |
| Lupton Unit O-13-13041 | Cooper Oil & Gas, LLC only | Lupton-McLester | Young | 35 | 959K | 230K | Jan 1993 – Apr 2026 |
| Lester Ranch Unit O-1-15918 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 7 | 870K | 1.25M | Apr 2012 – Apr 2026 |
| Lester O-6-12157 | Linder, John Operating Co., LLC only | Long Lake | Freestone | 1 | 188K | 57K | Jan 1993 – Sep 2006 |
| Lester Powers Unit O-1-19138 | Repsol Oil & Gas USA, LLC only | Eagleville (Eagle Ford-1) | McMullen | 1 | 161K | 627K | May 2017 – Apr 2026 |
| Lester-Lester Unit O-3-21740 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Brazos | 1 | 107K | 642K | Jan 1993 – Sep 2025 |
| Tinsley-Lester AW O-1-21555 | Auterra Operating, LLC only | Eagleville (Eagle Ford-1) | Gonzales | 1 | 104K | 23K | Aug 2024 – Apr 2026 |
| Phillips O-13-22343 | Borderline Operating Corp. only | Stovall (McLester) | Young | 6 | 90K | 3.73K | Jan 1993 – Apr 2026 |
| Lester-Bruns Unit O-1-13193 | Modern Exploration, Inc. only | Christian (6800) | Gonzales | 1 | 88.6K | 24.3K | Jan 1993 – Apr 2026 |
| Holcomb O-13-16794 | Cooper Oil & Gas, LLC only | Lupton-McLester | Young | 1 | 79.8K | 21.2K | Jan 1993 – Apr 2026 |
| Lester, Thomas E Jr O-1-17134 | Tidal Petroleum, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 1 | 76.7K | 148K | Jul 2013 – Apr 2026 |
| Lester-Ricochet 2 O-1-17975 | Auterra Operating, LLC only | Smiley (Austin Chalk) | Gonzales | 1 | 72.7K | 83.5K | Feb 2014 – Oct 2025 |
| Ran-Mag Unit O-13-11793 | Karper Oil & Gas Corporation only | Lupton-McLester | Young | 17 | 68.3K | 52.9K | Jan 1993 – Feb 2026 |
| Dawson O-13-32674 | Sutherland Energy Co., LLC only | Lupton-McLester | Young | 6 | 60.8K | 468K | Sep 2013 – Apr 2026 |
| Stockton, Richard L. O-13-13211 | BKV Barnett, LLC only | Lester-Rawle (Strawn 4200) | Wise | 2 | 58.7K | 73.3K | Jan 1993 – Apr 2026 |
| Carter, Lester "A" O-13-27876 | Paratus Petroleum LLC only | Harwell (Bryson) | Jack | 3 | 56.1K | 26.6K | Jan 1993 – Apr 2026 |
| Lester-Ricochet O-1-16618 | Auterra Operating, LLC only | Eagleville (Eagle Ford-1) | Gonzales | 1 | 54.1K | 56K | Oct 2012 – Jan 2021 |
| Kifer-Lester O-1-16669 | Auterra Operating, LLC only | Eagleville (Eagle Ford-1) | Gonzales | 1 | 52.8K | 27.2K | Oct 2012 – Jan 2024 |
| Hog Creek O-8-31619 | Cooper Oil & Gas, LLC only | Keeter Ranch (McClester) | Throckmorton | 4 | 51.7K | 6.49K | Aug 2014 – Apr 2026 |
| Lester, T.E. O-1-13418 | Great Plains Energy, LC only | Pilgrim (Austin Chalk) | Gonzales | 1 | 49.2K | 135 | Jan 1993 – Mar 2026 |
| Lester O-10-33694 | DKL Water Gathering Permian, LLC only | Middleton (Canyon Reef) | Howard | 2 | 44.5K | 40.9K | Jan 1993 – May 2019 |
| Travis County School Land 53 O-8-31652 | Cooper Oil & Gas, LLC only | Keeter Ranch (McClester) | Throckmorton | 1 | 38.5K | 17.4K | Nov 2014 – Apr 2026 |
| Keeter Ranches, Inc. O-8-22092 | D L Operating only | Livingston (McClester) | Throckmorton | 2 | 36.5K | 76 | Jan 1993 – Apr 2026 |
| Carter, Lester "A" O-13-27715 | Paratus Petroleum LLC only | Peek (Bryson) | Jack | 3 | 34.9K | 17.8K | Jan 1993 – Apr 2026 |
| Holcomb, V. O-13-8036 | Pitcock, Inc. only | Lupton-McLester | Young | 5 | 33.8K | 21 | Jan 1993 – Nov 2019 |
| Scan-King "G" O-13-23620 | Greco Operating, LLC only | Stovall (McLester) | Young | 2 | 33.3K | 80.2K | Jan 1993 – Apr 2026 |
| Holcomb, V. -B- O-13-8478 | General Operating Company only | Lupton-McLester | Young | 3 | 31.6K | 21 | Jan 1993 – Apr 2026 |
| Smith, Lester O-13-28986 | W T X Capital Investments, LLC only | Jack County Regular | Jack | 17 | 30.1K | 44 | May 1995 – Mar 2026 |
| Texaco O-13-27003 | C & C Operating, LLC only | Stovall (McLester) | Young | 2 | 29.9K | 6.13K | Jan 1993 – Apr 2026 |
| Gresham-Davis O-13-27026 | S.B. Street Operating, Inc. only | Lester | Jack | 2 | 29.3K | 38.2K | Jan 1993 – Oct 2022 |
| Lester, J. B. O-13-17135 | Petex only | Lester | Jack | 1 | 28.8K | 288 | Jan 1993 – Apr 2026 |
| Columbia-Johnson Unit O-13-32214 | Texxol Operating Company, Inc. only | Lester-Rawle (Strawn 4200) | Wise | 1 | 26.7K | 41.2K | Jun 2012 – Apr 2026 |
| Green O-13-32119 | Upp Operating, LLC only | Lester-Rawle (Strawn 4200) | Wise | 1 | 26.1K | 72.1K | Nov 2011 – Apr 2026 |
| Ord, Nan D. O-13-22698 | Greco Operating, LLC only | Stovall (McLester) | Young | 2 | 25.6K | 44.3K | Jan 1993 – Apr 2026 |
| Lester Carter 1 O-13-16668 | Paratus Petroleum LLC only | Lost Valley (Marble Falls) | Jack | 1 | 24.6K | 784K | Jan 1993 – Apr 2026 |
| Lester Unit O-1-13600 | Great Plains Energy, LC only | Pilgrim (Austin Chalk) | Gonzales | 2 | 23.2K | 68 | Jan 1993 – Mar 2026 |
| Urschel, Lester B. G-14-155126 | Mmgl Txph, LLC only | Canadian, SE. (Tonkawa) | Hemphill | 1 | 23.1K | 3.66M | Jun 1995 – Apr 2026 |
| Creel, R. O-13-22007 | Borderline Operating Corp. only | Stovall (McLester) | Young | 2 | 22.7K | 11.8K | Jan 1993 – Apr 2026 |
| Docktor O-13-21735 | Borderline Operating Corp. only | Stovall (McLester) | Young | 3 | 21.3K | 3.21K | Jan 1993 – Apr 2026 |
| Jones, Lester H., et Al O-1-3383 | Red Chalk Resources LLC only | Somerset | Bexar | 3 | 20.8K | 120 | Jan 1993 – Apr 2026 |
| Taylor, Lester G-6-131938 | Valence Operating Company only | Percy Wheeler (Travis Peak) | Cherokee | 1 | 17.7K | 730K | Jan 1993 – Apr 2026 |
| Simpson "L" O-13-30454 | JDL Operating, LLC only | Lester (Conglomerate) | Jack | 1 | 17.4K | 10.2K | Aug 2005 – Apr 2026 |
| Carter, Lester "B" O-13-21519 | Paratus Petroleum LLC only | Lost Valley (Caddo) | Jack | 3 | 17K | 119K | Jan 1993 – Apr 2026 |
| Millis O-13-20823 | Sutherland Energy Co., LLC only | Lupton-McLester | Young | 3 | 16.9K | 4.11K | Jan 1993 – Mar 2026 |
| Carter, Lester O-13-29295 | Paratus Petroleum LLC only | Lost Valley (Caddo) | Jack | 2 | 16.8K | 257K | Feb 1997 – Apr 2026 |
| T. D. Lester (AW) G-13-275073 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 15.1K | 1.64M | Jun 2014 – Apr 2026 |
| Lester, J.B. O-1-11580 | FW Eagle Ford I, LLC only | Mag (Buda) | Gonzales | 1 | 14.7K | 683 | Jan 1993 – Apr 2020 |
| Nantz O-13-21130 | G & F Oil, Inc. only | Lupton-McLester | Young | 1 | 14.3K | 1.67K | Jan 1993 – Sep 2024 |
| Buffalo Bayou O-8-32281 | North Texas Oil & Gas, LLC only | Lester Clark (Marble Falls Cong) | Stephens | 1 | 13.9K | 0 | Jul 2018 – Aug 2022 |
| Lester Carter "B" O-13-16661 | Paratus Petroleum LLC only | Lost Valley (Marble Falls) | Jack | 1 | 13.3K | 84.4K | Jan 1993 – Apr 2026 |