| Steed O-14-2700 | Presidio Petroleum LLC only | Farnsworth-Conner (Des Moines) | Ochiltree | 4 | 30.8K | 488K | Jan 1993 – Apr 2019 |
| Conner O-13-22816 | Coker, Tom only | Gunn (Strawn 4970) | Baylor | 1 | 28.7K | 53 | Jan 1993 – Apr 2002 |
| Conner "51" O-14-7820 | High River Res Operating, LLC only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 27.3K | 60.5K | Jan 2008 – Mar 2026 |
| O'Conner, Thomas -A- O-2-6436 | Hilcorp Energy Company only | Tom Oconnor (5425 Sand) | Refugio | 3 | 26.6K | 188K | Sep 1996 – Feb 2005 |
| Banner-Gregg O-14-7332 | Batton Oil & Gas, LLC only | Farnsworth-Conner (Kansas City) | Ochiltree | 1 | 23.4K | 139K | Jan 2000 – Apr 2026 |
| Conner-Key Oil Unit O-6-11910 | Lodi Drilling & Service Co. only | Woodlawn | Marion | 1 | 22.6K | 1.83K | Jan 1993 – Aug 2007 |
| Davis O-14-4422 | Courson Oil & Gas, Inc. only | Farnsworth-Conner (Des Moines) | Ochiltree | 2 | 22.6K | 8.65K | Jan 1993 – Apr 2026 |
| Leatherman O-14-7071 | Batton Oil & Gas, LLC only | Farnsworth-Conner (Des Moines) | Ochiltree | 2 | 21.9K | 14.7K | Nov 1995 – Apr 2026 |
| Edwards "A" O-14-7248 | Bracken Operating, L.L.C. only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 20.5K | 23.5K | Mar 1998 – Jul 2013 |
| Conner O-14-3122 | Wildhorse Operating Company only | Farnsworth-Conner (Des Moines) | Ochiltree | 3 | 19.4K | 78.2K | Jan 1993 – Apr 2026 |
| Conner #4 O-14-3159 | Wildhorse Operating Company only | Farnsworth-Conner (Kansas City) | Ochiltree | 1 | 19K | 76.7K | Jan 1993 – Oct 2013 |
| Cudd O-14-5577 | Unbridled Resources, LLC only | Farnsworth-Conner (Des Moines) | Ochiltree | 2 | 18.4K | 56K | Jan 1993 – Mar 2007 |
| Conner O-14-5672 | Gyro Petroleum only | Panhandle Carson County Field | Carson | 2 | 18.2K | 221K | Jan 1993 – May 2017 |
| Alma "B" O-14-7525 | Courson Oil & Gas, Inc. only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 17.6K | 470 | Jun 2004 – Jan 2019 |
| Lance O-14-3167 | Rig Petroleum, LLC only | Farnsworth-Conner (Des Moines) | Ochiltree | 2 | 17.5K | 31K | Jan 1993 – Apr 2026 |
| Conner O-14-9236 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Ochiltree | 1 | 17.1K | 80.1K | Apr 2014 – Apr 2026 |
| Rogers O-14-2382 | Unit Petroleum Company only | Farnsworth-Conner (Des Moines) | Ochiltree | 7 | 16.8K | 184K | Jan 1993 – May 2008 |
| Lance O-14-7476 | Bracken Operating, L.L.C. only | Farnsworth-Conner (Des Moines) | Ochiltree | 2 | 16.5K | 118K | Oct 2003 – Dec 2025 |
| Frommelt Star O-14-5193 | Robin of Perryton Corporation only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 14.4K | 20.4K | Jan 1993 – Jun 2007 |
| Alma O-14-7487 | Courson Oil & Gas, Inc. only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 13.9K | 51.3K | Mar 2004 – Nov 2018 |
| Connor O-13-29955 | Knobloch, Albert only | Conner (Mississippi Lime) | Archer | 1 | 13.1K | 0 | Oct 2001 – Apr 2011 |
| Elliott Farms O-14-9142 | Cimarron Engineering, LLC only | Farnsworth-Conner (Kansas City) | Ochiltree | 1 | 13.1K | 13.3K | Aug 2014 – Apr 2026 |
| Sanders O-14-7225 | Midwestern Exploration Co. only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 12.9K | 3.16K | Oct 1997 – Jul 2002 |
| O'Conner, Thomas -B- O-2-5757 | Hilcorp Energy Company only | Mary Ellen Oconnor (5000) | Refugio | 1 | 12.3K | 80.8K | Jan 1993 – Jun 1998 |
| Beegle "A" O-14-2737 | United Oil & Shale LLC only | Farnsworth-Conner (Des Moines) | Ochiltree | 3 | 11.7K | 118K | Jan 1993 – May 2016 |
| Allen O-14-2047 | Mitchell Ehrlich Oil & Gas, LLC only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 10.8K | 146K | Jan 1993 – Apr 2026 |
| Conner-Key O-6-1937 | Lodi Drilling & Service Co. only | Woodlawn | Marion | 1 | 9.6K | 139 | Jan 1993 – Aug 2008 |
| Conner G-6-215760 | Buffco Production Inc. only | Lassater (Cotton Valley) | Cass | 1 | 9.55K | 120K | Apr 2005 – Apr 2013 |
| Herndon 10 O-14-9110 | Upland Resources LLC only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 9.51K | 54.8K | May 2014 – Apr 2026 |
| Conners "B" O-13-16642 | Finnell Oil Services, Inc. only | Archer County Regular | Archer | 6 | 9.25K | 58 | Jan 1993 – Feb 2023 |
| Conner, C. D. O-14-1527 | Reneau, James Seed Co. only | Farnsworth-Conner (Des Moines) | Ochiltree | 5 | 8.48K | 67.7K | Jan 1993 – Aug 2010 |
| Schnieder O-14-7604 | Lease Holders Acquisitions LLC only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 8.47K | 45.4K | Sep 2005 – Jun 2016 |
| Sloan, Harold O-13-27896 | Mitchell Energy Corporation only | Ethel Conner (Miss.) | Jack | 1 | 8.43K | 9.33K | Jan 1993 – Aug 1998 |
| Chase, Ray O-14-2481 | Mitchell Ehrlich Oil & Gas, LLC only | Farnsworth-Conner (Des Moines) | Ochiltree | 4 | 8.11K | 120K | Jan 1993 – Dec 2017 |
| Montgomery O-14-7475 | Bracken Operating, L.L.C. only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 8.09K | 110K | Nov 2003 – Mar 2026 |
| Conner Whitely O-11-69646 | Gunn Oil Company only | Dalwood (Woods Lime) | Dickens | 1 | 7.44K | 0 | Aug 2010 – Apr 2026 |
| Connery, C. W. Est. O-6-5497 | Gaines Operating, LLC only | Marion County (Shallow) | Marion | 1 | 7.26K | 14 | Jan 1993 – Apr 2026 |
| Hancock -B- O-14-3132 | D & E Oil Co. only | Farnsworth-Conner (Des Moines) | Ochiltree | 2 | 7.2K | 105K | Jan 1993 – Jun 2005 |
| Sloan "A" O-13-28800 | Mobile Petrovac, Inc. only | Ethel Conner (Caddo, UP) | Jack | 1 | 6.67K | 84 | Apr 1994 – Apr 2005 |
| Bennett O-14-4418 | H & K Plugging and Salvage only | Farnsworth-Conner (Des Moines) | Ochiltree | 2 | 6.44K | 18.2K | Jan 1993 – Apr 1997 |
| Thomas O-8-20535 | Conner-Marrs Company only | Brown County Regular | Brown | 9 | 6.43K | 95 | Jan 1993 – May 2001 |
| Rogers, O. C., Estate O-14-2536 | Hadaway Engineering Inc. only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 6.41K | 105K | Jan 1993 – Jun 2003 |
| Carter, Leona, et Al O-14-2849 | Apache Corporation only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 6.33K | 44.5K | Jan 1993 – Aug 1999 |
| O'Conner -N- O-2-7286 | T - C Oil Company only | Huff ( 506) | Refugio | 1 | 5.99K | 45.5K | Jan 1993 – Mar 1997 |
| Conner, Ethel O-13-23833 | Bridwell Oil Co. only | Ethel Conner (Caddo, UP) | Jack | 5 | 5.58K | 96.5K | Jan 1993 – Feb 2020 |
| Conner G-6-204920 | Buffco Production Inc. only | Avinger (Jurassic) | Cass | 1 | 5.58K | 319K | Dec 2004 – Aug 2015 |
| Elliott, R. C., -A- O-14-2847 | H & K Plugging and Salvage only | Farnsworth-Conner (Des Moines) | Ochiltree | 3 | 5.1K | 35.3K | Jan 1993 – Sep 1997 |
| Conner, B. L. O-14-6004 | Burk Royalty Co., Ltd. only | Perryton, West (Cleveland) | Ochiltree | 2 | 4.81K | 113K | Jan 1993 – Apr 2011 |
| Rogers, O. C., -B- O-14-2465 | Apache Corporation only | Farnsworth-Conner (Des Moines) | Ochiltree | 1 | 4.64K | 21.9K | Jan 1993 – Nov 1998 |
| Conners O-8-26745 | Byrne, Robert E. only | Eastland County Regular | Eastland | 1 | 4.4K | 21 | Jan 1993 – Mar 1998 |