| Oliver B O-2-9959 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | DE Witt | 13 | 5.72M | 14.3M | Jul 2010 – Jul 2026 |
| Oliver A O-2-10974 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | DE Witt | 14 | 3.98M | 12.5M | Aug 2014 – Jul 2026 |
| Oliver D O-2-11107 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | DE Witt | 6 | 2.49M | 5.33M | May 2015 – Jul 2026 |
| Oliver C O-2-9905 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | DE Witt | 5 | 2.11M | 4.32M | Dec 2010 – Jul 2026 |
| Albright, Oliver J. O-7-7486 | Basa Resources, Inc. only | East Texas | — | 18 | 1.21M | 585K | Jan 1993 – Jul 2026 |
| Oliver (39-34) O-9-19920 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) R 40 Exc | Reagan | 2 | 659K | 5.97M | Dec 2017 – Jul 2026 |
| Hansen B-Oliver D SA "B" O-2-11020 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | DE Witt | 1 | 625K | 1.62M | Jan 2015 – Jul 2026 |
| Hansen B-Oliver D SA "C" O-2-11016 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | DE Witt | 1 | 572K | 1.25M | Jan 2015 – Jul 2026 |
| Oliver D-Hansen B SA O-2-11247 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | DE Witt | 1 | 463K | 979K | Aug 2015 – Jul 2026 |
| Hansen B-Oliver D SA "A" O-2-11019 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | DE Witt | 1 | 380K | 724K | Jan 2015 – Jul 2026 |
| Loving, Oliver O-13-25826 | New Horizon Resources LLC only | Bryson, East | Jack | 11 | 373K | 2.25K | Jan 1993 – Jul 2026 |
| Oliver 39-34 O-9-19221 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) R 40 Exc | Reagan | 1 | 369K | 3.79M | Jan 2016 – Jul 2026 |
| Oliver 39 and 34 O-9-19572 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) R 40 Exc | Reagan | 1 | 364K | 4.92M | Nov 2016 – Jul 2026 |
| Lockett, Oliver O-7-7977 | Basa Resources, Inc. only | East Texas | — | 5 | 283K | 105K | Jan 1993 – Jul 2026 |
| J. R. Oliver Unit O-5-3653 | Hughes Oil Operating, LLC only | Van (Carlisle) | Van Zandt | 2 | 227K | 151K | Jan 1998 – Jul 2026 |
| Oliver, J. R. O-5-3557 | Hughes Oil Operating, LLC only | Van (Upper Carlile) | Van Zandt | 2 | 222K | 251K | Jun 1997 – Jul 2026 |
| Oliver, J. R. O-5-3541 | Crawford Hughes Operating Co. only | Van (Carlisle) | Van Zandt | 2 | 197K | 79.1K | Apr 1997 – Oct 2016 |
| Oliver '39-34' O-9-19576 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) R 40 Exc | Reagan | 1 | 192K | 736K | Jan 2017 – Jul 2026 |
| Oliver O-9-6204 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Reagan | 8 | 189K | 2.16M | Jan 1993 – Jul 2026 |
| J. R. Oliver Unit O-5-3590 | Hughes Oil Operating, LLC only | Van (James) | Van Zandt | 1 | 169K | 150K | Dec 1997 – Jul 2026 |
| Oliver, J. R. 207 O-5-3699 | Basa Resources, Inc. only | Van | Van Zandt | 1 | 148K | 18.9K | Aug 2000 – Jul 2026 |
| Loving Ranch O-13-20444 | Borderline Operating Corp. only | Oliver Loving (Miss) | Young | 7 | 105K | 42 | Jan 1993 – Nov 2025 |
| Boyce, Oliver P. O-10-33746 | Petroplex Energy Inc. only | Spraberry (Trend Area) | Martin | 1 | 90.8K | 71.5K | Mar 1993 – Jul 2026 |
| Cowden-Oliver O-10-29350 | Baker Operating, Inc. only | Harper | Ector | 6 | 88K | 60K | Jan 1993 – Jul 2026 |
| Oliver-Old River Farm Unit O-3-21104 | Chesapeake Operating, L.L.C. only | Giddings (Austin Chalk-3) | Burleson | 2 | 68.3K | 569K | Jan 1993 – Apr 2020 |
| Oliver, J. R. O-5-3556 | Hughes Oil Operating, LLC only | Van (James) | Van Zandt | 2 | 62.9K | 29.2K | Jun 1997 – Jul 2026 |
| J. R. Oliver Unit O-5-3730 | Hughes Oil Operating, LLC only | Van (Rodessa) | Van Zandt | 1 | 62.8K | 89.2K | Feb 2001 – Jul 2026 |
| J. R. Oliver Unit O-5-3655 | Hughes Oil Operating, LLC only | Van (Upper Carlile) | Van Zandt | 2 | 58.8K | 116K | Jan 1998 – Jul 2026 |
| Poe, Oliver "A" O-6-12493 | Cass Energy LLC only | Haynes (Mitchell) | — | 1 | 56.7K | 21 | Jan 1993 – Jul 2026 |
| Oliver F. Goen Unit O-3-21675 | Union Pacific Resources Company only | Giddings (Austin Chalk-3) | Brazos | 1 | 53.3K | 359K | Jan 1993 – Nov 1998 |
| Oliver 13-24 O-10-48723 | Tall City Operations III LLC only | Phantom (Wolfcamp) | Reeves | 1 | 49.7K | 170K | May 2017 – Oct 2019 |
| Oliver Oil Unit O-6-11587 | Linder, John Operating Co., LLC only | Chapel Hill (Travis Peak) | Smith | 1 | 37.2K | 464K | Jan 1993 – Jul 2026 |
| Oliver O-8-30011 | 4T Production LLC only | Lake Kirby | Taylor | 10 | 35.5K | 2.95K | Dec 2007 – Jul 2026 |
| Ranch O-13-28897 | Ray Herring Operating Co., LLC only | Oliver Loving (Miss) | Young | 2 | 32.9K | 3.78K | Jan 1995 – Oct 2024 |
| Hackett, Oliver, Estate O-6-3389 | Phillips, Jack L. Co. only | Red Springs (Rodessa, Middle) | — | 2 | 30.7K | 22.6K | Jan 1993 – Apr 2022 |
| Haag, Oliver O-13-32162 | Oakridge Oil and Gas, LP only | KRS (Marble Falls) | Jack | 3 | 30.3K | 731K | Mar 2011 – May 2019 |
| Ramsey, G. E., -B- O-10-20531 | Oliver Oil & Gas only | Geraldine, W. (Delaware 2435) | — | 5 | 26.9K | 132 | Jan 1993 – Jul 2026 |
| Oliver, J. R., 207 O-5-1927 | Union Oil Company of California only | Van (Shallow) | — | 2 | 25.9K | 15.1K | Jan 1993 – Jun 2014 |
| Loving, Oliver Estate "B" O-13-28324 | Jay Management Company, LLC only | Jermyn, West (Caddo-MF) | Young | 1 | 22.6K | 98.1K | Jan 1993 – Jul 2026 |
| Ramsey, G. E. O-10-20453 | Oliver Oil & Gas only | Geraldine, W. (Delaware 2435) | — | 3 | 22.4K | 67.7K | Jan 1993 – Jul 2026 |
| Oliver O-13-25655 | Postpeak, LLC only | Archer County Regular | Archer | 33 | 20K | 516 | Jan 1993 – Jul 2026 |
| Oliver & Tracy O-5-1959 | Roberts & Hammack Inc. only | Red Oak (Sub-Clarksville) | — | 1 | 19.5K | 461 | Jan 1993 – Jul 2026 |
| Oliver Unit O-3-11316 | Lucky Lad Energy, LLC only | Oliver (Frio 8640) | Brazoria | 1 | 19.2K | 19.6K | Jan 1993 – Jul 2026 |
| Oliver Swenson 'A' O-8-32854 | Ics Energy LLC only | Jones County Regular | Jones | 1 | 16.9K | 0 | Aug 2024 – Jul 2026 |
| Oliver Unit O-1-13412 | Alcor Energy, Inc. only | Whiplash (Austin Chalk) | Wilson | 1 | 15.8K | 2.77K | Jan 1993 – Jul 2026 |
| Oliver, Robert O-13-12007 | Echo Production, Inc. only | Young County Regular | — | 7 | 14.8K | 21 | Jan 1993 – Jul 2003 |
| Oliver, J. R. O-5-3572 | Hughes Oil Operating, LLC only | Van (Upper Rodessa) | Van Zandt | 2 | 11.1K | 32.4K | Jul 1997 – Jul 2026 |
| Oliver O-9-11587 | Prime Operating Company only | Spraberry (Trend Area) | Upton | 1 | 10.8K | 56.9K | Jan 1993 – Dec 1999 |
| Oliver,j.r. 207 O-5-1983 | Union Oil Company of California only | Van (Sub-Clarksville) | — | 1 | 9.23K | 19.2K | Jan 1993 – Jun 2014 |
| Oliver, George O-6-11295 | Ellis Exploration, Inc. only | Chapel Hill (Travis Peak) | Smith | 1 | 8.56K | 171K | Jan 1993 – Apr 2020 |