| Hamilton Ranch O-1-17339 | Jonah Energy LLC only | Hugh Fitzsimmons (San Miguel) | Dimmit | 81 | 11.1M | 31.6M | Aug 2013 – Aug 2026 |
| Milton Unit O-2-9512 | EOG Resources, Inc. only | Eagleville (Eagle Ford-2) | Karnes | 19 | 2.73M | 4.85M | Dec 2010 – Aug 2026 |
| Hamilton O-1-15568 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 8 | 2.18M | 4.25M | Sep 2011 – Aug 2026 |
| Milton O-10-55072 | SM Energy Company only | Spraberry (Trend Area) | Martin | 6 | 2.05M | 8.22M | Mar 2021 – Aug 2026 |
| McCoy-Hamilton Unit O-2-10618 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Live Oak | 6 | 1.54M | 4.82M | Aug 2013 – Aug 2026 |
| Hamilton Southeast O-10-49402 | Greenlake Energy Operating, LLC only | Phantom (Wolfcamp) | Loving | 2 | 700K | 2.51M | Jul 2017 – Aug 2026 |
| Jred Ranch O-1-21280 | Hamilton, Clay only | Briscoe Ranch (Eagleford) | Dimmit | 6 | 660K | 2.23M | Nov 2023 – Aug 2026 |
| Hamilton Ranch B O-1-19174 | Grit Oil & Gas Management, LLC only | Hugh Fitzsimmons (San Miguel) | Dimmit | 6 | 649K | 1.34M | Dec 2017 – Feb 2022 |
| Hamilton Northwest O-10-49440 | Greenlake Energy Operating, LLC only | Phantom (Wolfcamp) | Loving | 2 | 496K | 1.96M | Jul 2017 – Aug 2026 |
| Hamilton O-2-10697 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Live Oak | 4 | 493K | 1.46M | Nov 2013 – Aug 2026 |
| Arnwine-Wilson Unit O-11-67728 | Burk Royalty Co., Ltd. only | Hamilton (Canyon) | Hockley | 1 | 476K | 77.4K | May 1997 – Aug 2026 |
| Hamilton Unit O-11-67935 | Rogers, S. K. Oil, Inc. only | October (Canyon) | Hockley | 1 | 445K | 4.38K | Jun 1998 – Aug 2026 |
| Fielding, C. D. O-11-63038 | Rogers, S. K. Oil, Inc. only | Hamilton (Clearfork) | Hockley | 7 | 385K | 15.6K | by Jan 1993 – Aug 2026 |
| Bullin-Wilson O-11-67459 | Rocker a Operating Company only | Hamilton (Wolfcamp) | Hockley | 1 | 362K | 101K | Oct 1995 – Jun 2020 |
| Hamilton Ranch C O-1-19140 | Grit Oil & Gas Management, LLC only | Hugh Fitzsimmons (San Miguel) | Dimmit | 3 | 359K | 658K | Dec 2017 – Feb 2022 |
| Hamilton Unit O-11-15918 | Burk Royalty Co., Ltd. only | Linker (Clear Fork) | Hockley | 9 | 338K | 97.9K | by Jan 1993 – Aug 2026 |
| Arnwine O-11-67782 | Burk Royalty Co., Ltd. only | Hamilton (Canyon) | Hockley | 1 | 336K | 6.86K | Sep 1997 – Aug 2026 |
| Magee, Elsie B. O-11-63641 | Rogers, S. K. Oil, Inc. only | Hamilton (Clearfork) | Hockley | 4 | 332K | 16.1K | by Jan 1993 – Aug 2026 |
| Cole O-11-65227 | Rogers, S. K. Oil, Inc. only | Hamilton (Clearfork) | Hockley | 5 | 304K | 11.3K | by Jan 1993 – Aug 2026 |
| Hamilton, B. C. O-11-62823 | Rogers, S. K. Oil, Inc. only | Hamilton (Clearfork) | Hockley | 6 | 303K | 146 | by Jan 1993 – Aug 2026 |
| Hamilton Unit O-11-70294 | Burk Royalty Co., Ltd. only | Brahaney | Yoakum | 1 | 292K | 833K | Sep 2014 – Aug 2026 |
| Fielding, C. D. "A" O-11-66068 | Rogers, S. K. Oil, Inc. only | Hamilton (Clearfork) | Hockley | 2 | 292K | 11.5K | by Jan 1993 – Aug 2026 |
| Milton O-6-16047 | Rose City Resources, LLC only | Hidden Rock (Cotton Valley Lime) | Cass | 1 | 289K | 70.2K | Jan 2024 – Aug 2026 |
| Arnwine O-11-67870 | Burk Royalty Co., Ltd. only | Hamilton (Wolfcamp) | Hockley | 1 | 287K | 45.1K | Feb 1998 – Aug 2026 |
| Hamilton, R. R. O-13-26759 | Waggoner Operating, L.L.C. only | Wichita County (Special) | Wichita | 47 | 264K | 196K | by Jan 1993 – Aug 2026 |
| McCorkle, Eula "A" O-11-66080 | Rogers, S. K. Oil, Inc. only | Hamilton (Clearfork) | Hockley | 2 | 261K | 13.2K | by Jan 1993 – Aug 2026 |
| Bullin, R. E. O-11-65643 | Bullin, R. E. Operating Inc. only | Hamilton (Clearfork) | Hockley | 4 | 258K | 22.9K | by Jan 1993 – Aug 2026 |
| Hamilton-Laird O-13-32317 | JMH Production, LLC only | Jean, NW. (Caddo) | Young | 11 | 246K | 656K | Feb 2013 – Aug 2026 |
| Wilson Estate O-11-66933 | Burk Royalty Co., Ltd. only | Hamilton (Wichita-Albany) | Hockley | 4 | 245K | 40.1K | Jul 1993 – Aug 2026 |
| Hamilton Ranch Jr D O-1-20876 | Jonah Energy LLC only | Hugh Fitzsimmons (San Miguel) | Dimmit | 1 | 241K | 539K | Jan 2023 – Aug 2026 |
| Hamilton, Diane Welder O-2-6598 | Bridwell Oil Co. only | Papalote, E. (3250 -B-) | Bee | 7 | 223K | 21 | by Jan 1993 – Aug 2026 |
| Hamilton Ranch Jr E O-1-20854 | Jonah Energy LLC only | Hugh Fitzsimmons (San Miguel) | Dimmit | 1 | 221K | 471K | Jan 2023 – Aug 2026 |
| Hamilton, N. O-13-21472 | Tettleton, Steven B. only | Bowers | Montague | 8 | 207K | 21 | by Jan 1993 – Aug 2026 |
| Hamilton Ranch HR D O-1-21696 | Jonah Energy LLC only | Hugh Fitzsimmons (San Miguel) | Dimmit | 1 | 202K | 782K | Feb 2025 – Aug 2026 |
| Hamilton O-10-42381 | New Height Energy, LLC only | Spraberry (Trend Area) | Martin | 4 | 189K | 398K | Jan 2012 – Jun 2026 |
| Hamilton Ranch Jr G O-1-20875 | Jonah Energy LLC only | Hugh Fitzsimmons (San Miguel) | Dimmit | 1 | 182K | 525K | Jan 2023 – Aug 2026 |
| McCorkle Estate O-11-62907 | Rogers, S. K. Oil, Inc. only | Hamilton (Clearfork) | Hockley | 2 | 181K | 251 | by Jan 1993 – Aug 2026 |
| Milton Unit O-2-9333 | EOG Resources, Inc. only | Eagleville (Eagle Ford) | Karnes | 6 | 177K | 196K | Apr 2009 – Nov 2010 |
| Hamilton F O-11-71322 | Burk Royalty Co., Ltd. only | Brahaney | Yoakum | 1 | 177K | 374K | May 2023 – Aug 2026 |
| Milton C 9-20 O-9-23174 | De Central Operating, LLC only | Spraberry (Trend Area) | Reagan | 2 | 176K | 1.04M | Sep 2025 – Aug 2026 |
| Hamilton Ranch Jr F O-1-20874 | Jonah Energy LLC only | Hugh Fitzsimmons (San Miguel) | Dimmit | 1 | 172K | 426K | Jan 2023 – Aug 2026 |
| Hamilton C O-11-71319 | Burk Royalty Co., Ltd. only | Brahaney | Yoakum | 1 | 169K | 326K | Sep 2022 – Aug 2026 |
| Milton a 9-20 O-9-23135 | De Central Operating, LLC only | Spraberry (Trend Area) | Reagan | 1 | 161K | 708K | Sep 2025 – Aug 2026 |
| Hamilton D O-11-71320 | Burk Royalty Co., Ltd. only | Brahaney | Yoakum | 1 | 161K | 350K | Sep 2022 – Aug 2026 |
| Hamilton E O-11-71321 | Burk Royalty Co., Ltd. only | Brahaney | Yoakum | 1 | 160K | 328K | May 2023 – Aug 2026 |
| Hamilton O-5-4060 | Wildfire Energy Operating LLC only | Aguila Vado (Eagleford) | Brazos | 1 | 158K | 89K | Jan 2014 – Jul 2026 |
| Hamilton O-9-16981 | Apex Operating Partners, LLC only | Lucky Mag (Consolidated) | Irion | 14 | 156K | 839K | Sep 2009 – Jul 2026 |
| Hamilton,m.j.(hildreth 3RD.CON.U O-13-17400 | Bah-Pepper Operating, LLC only | Hildreth | Montague | 1 | 148K | 21 | by Jan 1993 – Jun 2026 |
| Milton G 9-20 O-9-23165 | De Central Operating, LLC only | Spraberry (Trend Area) | Reagan | 2 | 148K | 1.22M | Sep 2025 – Aug 2026 |
| Butler, Milton C. O-1-6619 | First Light Operating, LLC only | Sutil (Austin) | Wilson | 1 | 148K | 6.36K | by Jan 1993 – Jan 2025 |