| Lea, P.J. et Al O-10-31279 | Ring Energy, Inc. only | Lea (McKee) | Crane | 7 | 293K | 242K | Jan 1993 – Jul 2026 |
| Parker, J. E. O-10-4080 | Hilcorp Energy Company only | Martin (McKee) | Andrews | 21 | 264K | 488K | Jan 1993 – Jul 2026 |
| Knight O-10-32442 | Montex Drilling Company, LLC only | Abell, East (McKee) | — | 1 | 163K | 1M | Jan 1993 – Jul 2026 |
| McKee Unit A O-1-16483 | Crescent Energy Operating, LLC only | Eagleville (Eagle Ford-1) | Gonzales | 1 | 157K | 332K | Oct 2012 – Jul 2026 |
| Lockhart O-10-4084 | Winn Operating, LLC only | Martin (McKee) | Andrews | 4 | 134K | 48.5K | Jan 1993 – Jul 2026 |
| Keystone Cattle Co. O-10-51483 | BCP Resources, LLC only | Keystone (Dev-McKee Cons) | — | 2 | 117K | 158K | Mar 2019 – Jul 2026 |
| Parker, J.E. a/C 3 "A" O-10-32099 | Hilcorp Energy Company only | Martin (McKee) | Andrews | 4 | 110K | 234K | Jan 1993 – Jul 2026 |
| Price, Mary O-10-35472 | Saguaro Petroleum, LLC only | El Cinco (McKee) | Pecos | 2 | 94.9K | 680K | Jul 1997 – Jul 2026 |
| Self O-10-4236 | Toc Energy Resources, LLC only | McKee (Clear Fork, Lower) | — | 4 | 86K | 68K | Jan 1993 – Jul 2026 |
| Cowden, J. F. O-10-237 | Diamond S Energy Company only | Andector (McKee) | Ector | 4 | 78.3K | 662K | Jan 1993 – Jul 2026 |
| Keystone Silurian Unit O-10-51896 | Hilcorp Energy Company only | Keystone (Dev-McKee Cons) | Winkler | 27 | 71.9K | 62.7K | Mar 2019 – Jul 2026 |
| Abell /McKee/ Unit O-10-19817 | Apv McCamey LLC only | Abell | Pecos | 21 | 70.5K | 255K | Jan 1993 – Jul 2026 |
| McKeethan O-6-11025 | Kaiser-Francis Oil Company only | Good Springs (Pettit) | Rusk | 1 | 67.7K | 307 | Jan 1993 – Jul 2026 |
| Campbell Tr. 4 O-10-37004 | Q Natural Resources, LLC only | Kermit (McKee) | Winkler | 9 | 55.6K | 1.84M | Jan 2003 – Jul 2026 |
| Lynch O-9-5847 | WTG Exploration only | Tippett, North (McKee) | Crockett | 2 | 52.2K | 12.7K | Jan 1993 – Jul 2026 |
| Campbell Tr. 3 O-10-37202 | Killer Rabbit Fields LLC only | Kermit (McKee) | Winkler | 3 | 48.8K | 751K | Sep 2003 – Jul 2026 |
| Jenkins, Ben Etal -A- O-10-51572 | Hilcorp Energy Company only | Keystone (Dev-McKee Cons) | Winkler | 3 | 47.9K | 71.2K | Mar 2019 – Jul 2026 |
| McKeethan O-6-15576 | Valence Operating Company only | Goodson (Travis Peak) | Smith | 1 | 41.5K | 62.2K | Nov 2017 – Jul 2026 |
| Univ. -11-Sec.-1- O-10-34315 | Arco Permian only | Martin (McKee) | Andrews | 1 | 40.2K | 21.5K | Oct 1994 – Aug 1998 |
| Campbell, Betty O-10-37207 | Q Natural Resources, LLC only | Kermit (McKee) | Winkler | 2 | 35.6K | 521K | Dec 2003 – Jul 2026 |
| Lea, P.J. et Al O-10-29497 | Stronghold Energy II Oper, LLC only | Lea, South (McKee) | Crane | 4 | 35.4K | 24.1K | Jan 1993 – Apr 2022 |
| Ford O-10-32277 | Soil Energy, Inc. only | Abell, Southeast (McKee) | — | 1 | 31.8K | 40.3K | Jan 1993 – Jul 2026 |
| Cummins -13- O-10-35452 | Condor Operating Company, LLC only | Andector, West (McKee) | Ector | 1 | 30.4K | 67.6K | Jul 1997 – Jul 2026 |
| Suggs O-10-35437 | Reliance Energy, Inc. only | Reliance (McKee) | Crane | 1 | 29.2K | 23K | Mar 1997 – Oct 2018 |
| Bashara, M.J. O-10-52034 | Hilcorp Energy Company only | Keystone (Dev-McKee Cons) | Winkler | 8 | 27.7K | 91.9K | Mar 2019 – Jul 2026 |
| Jenkins, B.F. O-10-51477 | Formentera Operations LLC only | Keystone (Dev-McKee Cons) | Winkler | 4 | 27.7K | 67.6K | Mar 2019 – Jul 2026 |
| Bashara, M. J., -B- O-10-51575 | Hilcorp Energy Company only | Keystone (Dev-McKee Cons) | Winkler | 2 | 25.2K | 41.4K | Mar 2019 – Jul 2026 |
| McKeever O-8-21858 | Texoma Oil Tools, Inc. only | Ivy | Shackelford | 4 | 24.8K | 21 | Jan 1993 – Jul 2026 |
| Waddell TR I O-10-24408 | Blackbeard Operating, LLC only | McKee (Wolfcamp) | Crane | 3 | 23.9K | 686K | Jan 1993 – Jul 2026 |
| Waddell TR I O-10-4232 | Blackbeard Operating, LLC only | McKee (Clear Fork, Lower) | Crane | 2 | 23.1K | 65.7K | Jan 1993 – Jul 2026 |
| Campbell Tr. 12 O-10-37201 | Q Natural Resources, LLC only | Kermit (McKee) | Winkler | 2 | 17.1K | 245K | Oct 2003 – Jul 2026 |
| McEntire O-10-234 | Conocophillips Company only | Andector (McKee) | Ector | 2 | 17K | 140K | Jan 1993 – Sep 2016 |
| State Walton -E- a/C 4 O-10-36172 | Formentera Operations LLC only | Kermit (McKee) | Winkler | 1 | 17K | 696K | Jan 2000 – Jul 2026 |
| Turner-Donnell Unit O-13-24641 | McKee, Kenneth W. Oil Co. only | Ashtola (Miss) | Young | 1 | 16.5K | 2.25K | Jan 1993 – Jan 2005 |
| Cummins J O-10-34607 | OXY USA WTP LP only | Andector (McKee) | Ector | 1 | 15.7K | 145K | Aug 1995 – Jul 2007 |
| McKee Corbett O-8-31527 | Delta Oil & Gas Ltd. only | Corbett (Marble Falls) | Stephens | 1 | 14.2K | 19.8K | Jul 2013 – Jul 2026 |
| Tucker O-10-4233 | Incline Energy only | McKee (Clear Fork, Lower) | — | 4 | 11.4K | 55.1K | Jan 1993 – Jul 2026 |
| Lockhart & Brown O-10-25890 | Maralo, LLC only | Martin (McKee) | Andrews | 1 | 11.1K | 13.3K | Jan 1993 – Mar 2008 |
| Keystone State O-10-36388 | Basin Oil & Gas Operating, LLC only | Kermit (McKee) | Winkler | 1 | 10.8K | 449K | Jun 2000 – Jul 2026 |
| Tippett O-9-5736 | McFarland & Scobey, Inc. only | Tippett, North (McKee) | Crockett | 1 | 10.7K | 21 | Jan 1993 – Mar 2008 |
| University -X- O-10-10589 | WTG Exploration only | Block 12, East (McKee) | Andrews | 1 | 10.3K | 3.68K | Jan 1993 – Sep 1996 |
| Campbell Tr. 8 O-10-37154 | Carlow Corp. only | Kermit (McKee) | Winkler | 1 | 9.17K | 234K | Aug 2003 – Mar 2021 |
| Bashara, M. J. -E- O-10-52086 | Hilcorp Energy Company only | Keystone (Dev-McKee Cons) | Winkler | 1 | 9.03K | 12.1K | Mar 2019 – Jul 2026 |
| Campbell, Seth O-10-36178 | Great Western Drilling Company only | Kermit (McKee) | Winkler | 1 | 9.01K | 615K | Oct 1999 – Feb 2022 |
| Tass O-10-24688 | WTG Exploration only | Block 12, East (McKee) | Andrews | 1 | 8.89K | 6.36K | Jan 1993 – Jun 2009 |
| Turner, A. O-13-18704 | McKee, Kenneth W. Oil Co. only | Sanibel (Mississippi) | Young | 2 | 8.81K | 459 | Jan 1993 – Dec 2004 |
| Jenkins O-10-51482 | Fulfer Oil and Cattle Co. only | Keystone (Dev-McKee Cons) | Winkler | 5 | 8.57K | 34.7K | Mar 2019 – Jul 2026 |
| Davis, Merrick "23" O-8-27978 | McKee, Kenneth W. Oil Co. only | Howard J. Bass (Miss.) | Shackelford | 1 | 8.36K | 67.3K | Aug 1996 – Mar 2008 |
| Texas "HH" O-10-39290 | Ring Energy, Inc. only | University Waddell (McKee) | Crane | 1 | 6.38K | 7.06K | Nov 2008 – Jul 2026 |
| Keystone -4- O-10-51484 | BCP Resources, LLC only | Keystone (Dev-McKee Cons) | Winkler | 1 | 6.21K | 20.3K | Mar 2019 – Jul 2026 |