| Calverley 37-36 O-10-49857 | COG Operating LLC only | Spraberry (Trend Area) | Glasscock | 16 | 4.71M | 31.8M | Dec 2017 – Aug 2026 |
| Calverley 9-4 O-10-47633 | COG Operating LLC only | Spraberry (Trend Area) | Glasscock | 13 | 3.72M | 21.8M | Oct 2015 – Aug 2026 |
| Calverley 22-27 O-10-49092 | COG Operating LLC only | Spraberry (Trend Area) | Glasscock | 14 | 3.05M | 23.1M | May 2017 – Aug 2026 |
| Calverley, J. B., -A- O-10-20788 | Mewbourne Oil Company only | Garden City, W. (Wolfcamp 7880) | Glasscock | 5 | 1.21M | 3.09M | by Jan 1993 – Sep 2019 |
| Calverley B-Reed 60 O-10-49999 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 5 | 909K | 9.69M | Apr 2018 – Aug 2026 |
| Calverley O-10-35059 | Fed Operating LLC only | Cobra (Wolfcamp) | Glasscock | 1 | 901K | 1.8M | Sep 1996 – Aug 2019 |
| Calverley B-Reed 50 O-10-50142 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 5 | 882K | 8.16M | May 2018 – Aug 2026 |
| Calverley B-Reed 20 O-10-50733 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 4 | 850K | 6.73M | Aug 2018 – Aug 2026 |
| Calverley B-Reed 80 O-10-49767 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 4 | 774K | 5.44M | Feb 2018 – Aug 2026 |
| Calverley B-Reed 30 O-10-50541 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 5 | 772K | 6.6M | Jul 2018 – Aug 2026 |
| Calverley-Lane 80 O-10-53175 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 3 | 772K | 5.2M | Sep 2019 – Aug 2026 |
| Calverley B-Reed 70 O-10-49941 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 4 | 764K | 8.54M | Feb 2018 – Aug 2026 |
| 'L' Fee-Calverley Unit O-10-33979 | XTO Energy Inc. only | Blalock Lake, SE (Wolfcamp) | Glasscock | 1 | 753K | 1.04M | Oct 1993 – Nov 2019 |
| Calverley-Lane 50 O-10-52684 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 3 | 721K | 4.29M | Sep 2019 – Aug 2026 |
| Calverley B-Reed 40 O-10-50548 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 4 | 719K | 8.07M | Jul 2018 – Aug 2026 |
| 7613 JV-P Calverley -26- O-10-28560 | Parsley Energy Operations, LLC only | Blalock Lake, SE (Wolfcamp) | Glasscock | 9 | 669K | 1.31M | by Jan 1993 – Nov 2019 |
| Calverley 36B-25A-A O-10-51418 | Crescent Energy Operating, LLC only | Spraberry (Trend Area) | Glasscock | 3 | 638K | 1.8M | Jul 2018 – Jul 2026 |
| Calverley 36-25 O-10-50652 | Crescent Energy Operating, LLC only | Spraberry (Trend Area) | Glasscock | 3 | 620K | 1.83M | Jan 2018 – Jul 2026 |
| Calverley, J. B., Estate O-10-20204 | Mewbourne Oil Company only | Garden City, W. (Wolfcamp 7880) | Glasscock | 6 | 567K | 2.98M | by Jan 1993 – Sep 2019 |
| Calverley B-Reed 10 O-10-50634 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 3 | 563K | 5.01M | Aug 2018 – Aug 2026 |
| Calverley-Lane 70 O-10-53113 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 3 | 535K | 5.2M | Sep 2019 – Aug 2026 |
| Calverley-Lane 60 O-10-52895 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 3 | 487K | 3.12M | Sep 2019 – Aug 2026 |
| Calverley, J. B. O-10-6530 | Apache Corporation only | Spraberry (Trend Area) | Glasscock | 12 | 484K | 1.07M | by Jan 1993 – Feb 2018 |
| Calverley, J. B., -B- O-10-14594 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 10 | 440K | 2.43M | by Jan 1993 – May 2026 |
| Calverley-Lane 30G O-10-58736 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 388K | 1.51M | Mar 2023 – Aug 2026 |
| Calverley-Lane 30I O-10-58737 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 382K | 1.43M | Mar 2023 – Aug 2026 |
| Calverley -24- O-10-27117 | Endeavor Energy Resources L.P. only | Blalock Lake, E. (Wolfcamp) | Glasscock | 5 | 350K | 962K | by Jan 1993 – Nov 2019 |
| Calverley 42/31 A O-10-52708 | Mewbourne Oil Company only | Spraberry (Trend Area) | Glasscock | 1 | 337K | 367K | Jul 2019 – Aug 2026 |
| Calverley, J. B. -A- O-10-6392 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 8 | 334K | 1.2M | by Jan 1993 – Feb 2025 |
| Calverley 4 O-10-40153 | Crescent Energy Operating, LLC only | Garden City, S. (Wolfcamp) | Glasscock | 5 | 322K | 1.7M | May 2010 – Jul 2026 |
| Calverley 43/6 A O-10-52725 | Mewbourne Oil Company only | Spraberry (Trend Area) | Glasscock | 1 | 321K | 593K | Jul 2019 – Aug 2026 |
| Calverley, J.B. -32- O-10-6293 | Apache Corporation only | Spraberry (Trend Area) | Glasscock | 8 | 316K | 1.01M | by Jan 1993 – Feb 2018 |
| Calverley-Lane 30K O-10-58757 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 302K | 979K | Mar 2023 – Aug 2026 |
| Calverley, JB 2932 (Alloc) O-10-49135 | Apache Corporation only | Spraberry (Trend Area) | Glasscock | 1 | 299K | 1.1M | Jun 2017 – Mar 2021 |
| Calverley-Lane 30L O-10-58672 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 246K | 1.66M | Mar 2023 – Aug 2026 |
| Calverley 43/6 B O-10-56287 | Mewbourne Oil Company only | Spraberry (Trend Area) | Glasscock | 1 | 239K | 507K | Aug 2021 – Aug 2026 |
| Calverley 43/6 D O-10-56294 | Mewbourne Oil Company only | Spraberry (Trend Area) | Glasscock | 1 | 238K | 452K | Aug 2021 – Aug 2026 |
| Calverley 43/6 C O-10-56268 | Mewbourne Oil Company only | Spraberry (Trend Area) | Glasscock | 1 | 236K | 369K | Aug 2021 – Aug 2026 |
| Calverley O-10-43318 | Diamondback E&P LLC only | Spraberry (Trend Area) | Glasscock | 6 | 227K | 674K | Jun 2012 – Aug 2026 |
| Calverley-McDaniels 23B O-10-64094 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 222K | 853K | Dec 2025 – Aug 2026 |
| Calverley-Lane 30J O-10-58738 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 215K | 1.63M | Mar 2023 – Aug 2026 |
| Calverley-McDaniels 23A O-10-64093 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 215K | 340K | Dec 2025 – Aug 2026 |
| Calverley 5-44 (Alloc-F) O-10-46341 | Crescent Energy Operating, LLC only | Garden City, S. (Wolfcamp) | Glasscock | 1 | 215K | 1.55M | Nov 2014 – Jul 2026 |
| Calverley-McDaniels 23E O-10-64112 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 214K | 440K | Dec 2025 – Aug 2026 |
| Calverley-McDaniels 26G O-10-64075 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 205K | 455K | Dec 2025 – Aug 2026 |
| Calverley 40 O-10-42626 | Crescent Energy Operating, LLC only | Garden City, S. (Wolfcamp) | Glasscock | 3 | 204K | 835K | Dec 2010 – Jul 2026 |
| Calverley-Lane 30H O-10-58730 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 201K | 1.52M | Apr 2023 – Aug 2026 |
| Calverley 12 O-10-45474 | Diamondback E&P LLC only | Spraberry (Trend Area) | Glasscock | 5 | 198K | 743K | Jun 2014 – Aug 2026 |
| Calverley 5 O-10-40020 | Crescent Energy Operating, LLC only | Garden City, S. (Wolfcamp) | Glasscock | 3 | 195K | 1.02M | Dec 2009 – Jul 2026 |
| Calverley-McDaniels 26I O-10-64102 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 191K | 602K | Dec 2025 – Aug 2026 |