| Cowden "A",w.f. O-10-28470 | Occidental Permian Ltd. | Cowden, North | 5 | 96.2K | 20.4K | by Jan 1993 – Aug 2026 |
| Johnson,j.l."h" O-10-23228 | OXY USA Inc. | Johnson (Holt) | 3 | 95.5K | 40.7K | by Jan 1993 – Aug 2026 |
| McDonald, Ida O-10-14948 | Ctoc Energy, LLC | Jordan (Wichita Albany) | 3 | 95K | 129K | Aug 2006 – Aug 2026 |
| Clark O-10-41932 | Permian Resources Operating, LLC | Spraberry (Trend Area) | 2 | 94.8K | 254K | Dec 2011 – Aug 2026 |
| Cowden, R.B. O-10-21916 | Rein Pusher Operating LLC | Goldsmith, N. (San Andres, Con.) | 4 | 94.8K | 305K | by Jan 1993 – Aug 2026 |
| McEntire O-10-28901 | Maverick Permian LLC | Goldsmith, N. (San Andres, Con.) | 4 | 94.5K | 1.97M | by Jan 1993 – Aug 2026 |
| Foster -E- O-10-22430 | OXY USA WTP LP | Cowden, South (Pennsylvanian) | 2 | 94.4K | 778K | by Jan 1993 – Jan 2024 |
| Cowden Ranch 656 (Cisco)unit O-10-36439 | Rust Oil Corp. | Cowden (Cisco) | 5 | 94.1K | 301K | Sep 2000 – Jul 2018 |
| Connell, W. E. O-10-35641 | Ctoc Energy, LLC | Penwell (Glorieta) | 2 | 94.1K | 53.6K | Dec 1997 – Aug 2026 |
| Burns, Frank O-10-36690 | Hilcorp Energy Company | Mash (Devonian) | 4 | 94.1K | 396K | Jun 2001 – Aug 2026 |
| Cowden Ranch '9' O-10-47568 | Rust Oil Corp. | Cowden (Cisco) | 2 | 93.8K | 0 | Dec 2014 – Aug 2026 |
| Ratliff, Sallie W. O-10-32928 | Slant Operating, LLC | Headlee, N. (Canyon) | 2 | 93.7K | 929K | by Jan 1993 – Mar 2026 |
| Edwards, Will P. -A- O-10-14619 | Apache Corporation | Wheeler (Wolfcamp) | 3 | 93.5K | 590K | by Jan 1993 – Sep 2012 |
| Moss -C- O-10-22100 | OXY USA WTP LP | Cowden, South (Canyon 8790) | 1 | 93.5K | 41.5K | by Jan 1993 – Aug 2026 |
| Barrow O-10-23019 | Baker Operating, Inc. | Cowden, North | 5 | 93.4K | 21 | by Jan 1993 – Aug 2026 |
| Helen Crump O-10-38775 | Devon Energy Production Co, L.P. | Sallie Ann (Spraberry-Wolfcamp) | 1 | 92.7K | 74.8K | Jan 2008 – Sep 2009 |
| Mobil - Henderson O-10-33682 | Mulloy Operating, Inc. | Edwards | 7 | 92.7K | 64K | by Jan 1993 – Aug 2026 |
| Headlee 2920 I O-10-58943 | Diamondback E&P LLC | Spraberry (Trend Area) | 1 | 92.4K | 70.9K | Mar 2026 – Aug 2026 |
| Connell, W. E. NCT-7 O-10-47729 | Ctoc Energy, LLC | Penwell (Glorieta) | 1 | 92.3K | 32.7K | Jul 2015 – Aug 2026 |
| D. K. M. O-10-14416 | Libertad Operating LLC | Cowden, North | 2 | 92K | 9.97K | by Jan 1993 – Aug 2026 |
| Mary Elise O-10-43710 | Scout Energy Management LLC | Goldsmith (Clear Fork) | 4 | 91.7K | 675K | Mar 2013 – Aug 2026 |
| Scharbauer, C. P O-10-33502 | Occidental Permian Ltd. | Goldsmith (Devonian, Val-Al) | 1 | 90.6K | 88.3K | by Jan 1993 – Aug 2026 |
| Cummins -15- O-10-37920 | Condor Operating Company, LLC | Goldsmith (Clear Fork) | 6 | 90.3K | 219K | Nov 2006 – Aug 2026 |
| Averitt O-10-42552 | Diamondback E&P LLC | Sallie Ann (Mississippian, Lo.) | 2 | 89.6K | 101K | Apr 2012 – Aug 2026 |
| Loter -10- O-10-32254 | Rust Oil Corp. | TXL (Tubb) | 3 | 89.5K | 113K | by Jan 1993 – Nov 2022 |
| Diamond Lil O-10-36719 | Hilcorp Energy Company | Harper (Ellenburger) | 1 | 89.5K | 59.8K | Jul 2001 – Aug 2026 |
| Headlee 2920 G O-10-58615 | Diamondback E&P LLC | Spraberry (Trend Area) | 1 | 89.5K | 95.2K | Mar 2026 – Aug 2026 |
| Moss Ranch "6" O-10-41376 | Aghorn Operating, Inc. | Sallie Ann (Spraberry-Wolfcamp) | 3 | 89.2K | 122K | Jul 2011 – Jun 2026 |
| TXL G O-10-40269 | Crescent Energy Operating, LLC | Goldsmith (Clear Fork) | 6 | 89K | 223K | Jun 2010 – Aug 2026 |
| Cummins -C- O-10-19877 | Aghorn Operating, Inc. | Goldsmith, N. (San Andres, Con.) | 2 | 88.7K | 112K | by Jan 1993 – Apr 2026 |
| Fraser, G. C. O-10-30732 | Breck Operating Corp. | Goldsmith (5600) | 3 | 88.1K | 231K | by Jan 1993 – Oct 2006 |
| Cowden-Oliver O-10-29350 | Baker Operating, Inc. | Harper | 6 | 88.1K | 60K | by Jan 1993 – Aug 2026 |
| JF Cowden 08X05 O-10-60080 | Maverick Permian LLC | Andector (Wichita Albany) | 1 | 88K | 310K | Mar 2023 – Aug 2026 |
| Millard -B- O-10-44923 | Ring Energy, Inc. | Penwell (Devonian) | 1 | 87.9K | 215K | Jun 2013 – Aug 2026 |
| Barrow, Augusta O-10-354 | Formentera Operations LLC | Barrow (Ellenburger) | 4 | 87.9K | 99.2K | Jan 1994 – Aug 2015 |
| Cowden Ranch -18- O-10-32584 | Rust Oil Corp. | Cowden (Penn Detrital) | 1 | 87.1K | 101K | by Jan 1993 – Aug 2026 |
| Millie B O-10-41742 | FDL Operating, LLC | Sallie Ann (Spraberry-Wolfcamp) | 17 | 87K | 179K | Sep 2011 – Jun 2018 |
| Xanadu 31 O-10-53911 | Diamondback E&P LLC | Spraberry (Trend Area) | 1 | 86.7K | 118K | Sep 2019 – Mar 2021 |
| Peggy A O-10-43186 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 5 | 86.4K | 163K | Sep 2012 – Aug 2026 |
| Ector -AM- Fee O-10-35104 | Aghorn Operating, Inc. | Harper | 2 | 86.3K | 98.9K | Apr 2000 – Jun 2026 |
| Joben 39/34 O-10-65170 | Mewbourne Oil Company | Peart (Barnett) | 1 | 86.2K | 105K | Mar 2026 – Aug 2026 |
| Cummins -D- O-10-2005 | Hilcorp Energy Company | Goldsmith | 17 | 85.7K | 68.3K | by Jan 1993 – Apr 2022 |
| Moss, Paul, "B" O-10-22616 | Aghorn Operating, Inc. | Cowden, South (Canyon 8790) | 2 | 85.6K | 181K | by Jan 1993 – Jul 2026 |
| Hawkeye B O-10-36495 | Hilcorp Energy Company | Mash (Devonian) | 1 | 85.5K | 199K | Aug 2000 – Aug 2026 |
| TXL -B- O-10-31238 | Baker Operating, Inc. | Goldsmith | 2 | 85.4K | 78.3K | by Jan 1993 – Aug 2026 |
| Headlee 2920 J O-10-58692 | Diamondback E&P LLC | Spraberry (Trend Area) | 1 | 84.4K | 80.7K | Mar 2026 – Aug 2026 |
| Moss, Paul O-10-882 | Satanta Oil Company | Cowden, South | 4 | 84.3K | 27 | by Jan 1993 – Aug 2026 |
| Fee "ZF" O-10-29636 | Fasken Oil and Ranch, Ltd. | Cowden, North | 1 | 83.8K | 38.9K | by Jan 1993 – Aug 2026 |
| Edwards -B- II O-10-13633 | Baker Operating, Inc. | Double -H- (Grayburg) | 5 | 83.1K | 1.25K | by Jan 1993 – Aug 2026 |
| Chevelle a 48 O-10-38146 | Diamondback E&P LLC | Spraberry (Trend Area) | 2 | 83.1K | 679K | Apr 2007 – Jun 2023 |