| Connell 47 O-9-19605 | Apache Corporation only | Spraberry (Trend Area) R 40 Exc | Upton | 8 | 1.56M | 8.04M | Jun 2017 – Jul 2026 |
| Connell 48 West O-9-19457 | Apache Corporation only | Spraberry (Trend Area) R 40 Exc | Upton | 6 | 1.03M | 7.62M | Feb 2017 – Jul 2026 |
| Connell, A. B. et AL O-11-18450 | Zarvona Energy LLC only | Rocker -a-, NW. (San Andres) | Garza | 19 | 966K | 142K | Jan 1993 – Jul 2026 |
| Connell Cowden 48 O-9-17398 | Apache Corporation only | Spraberry (Trend Area) | Upton | 11 | 919K | 4M | Dec 2010 – Jul 2026 |
| O'Connell A O-1-18360 | Verdun Oil & Gas LLC only | Eagleville (Eagle Ford-1) | Atascosa | 6 | 814K | 892K | Nov 2014 – Jul 2026 |
| Connell 'B' O-11-19765 | Zarvona Energy LLC only | Rocker -a-, NW. (San Andres) | Garza | 33 | 575K | 34 | Jan 1993 – Jul 2026 |
| Connell, Hattie, et AL O-10-20348 | Ring Energy, Inc. only | C-Bar (Tubb) | Crane | 24 | 541K | 992K | Jan 1993 – Jul 2026 |
| Connell, W.E. NCT-2 O-10-33839 | Cross Timbers Energy, LLC only | Penwell (Clear Fork) | Ector | 7 | 527K | 428K | May 1993 – Jul 2026 |
| Connell Est. "A" O-9-8402 | Prime Operating Company only | Spraberry (Trend Area) | Upton | 17 | 495K | 978K | Jan 1993 – Jul 2026 |
| South Connell Unit O-10-21215 | P & a Operating, Inc. only | C-Bar (San Andres) | Crane | 56 | 490K | 166K | Jan 1993 – Jul 2026 |
| Connell et AL O-11-18449 | SSC, Inc. only | Rocker -a-, NW. (San Andres) | Garza | 9 | 488K | 78K | Jan 1993 – Jul 2026 |
| Connell Estate O-9-8107 | Prime Operating Company only | Spraberry (Trend Area) | Upton | 15 | 481K | 880K | Jan 1993 – Jul 2026 |
| Connell 38A O-9-19072 | Apache Corporation only | Spraberry (Trend Area) R 40 Exc | Upton | 2 | 473K | 1.92M | Jul 2015 – Jul 2026 |
| Connell-Wright a Unit O-1-18991 | Texas American Resources Company only | Eagleville (Eagle Ford-1) | LA Salle | 5 | 437K | 922K | Mar 2017 – Jul 2026 |
| Connell, W. E. NCT-2 O-10-28638 | Cross Timbers Energy, LLC only | Jordan, W. (Clear Fork, Lower) | Ector | 2 | 431K | 326K | Jan 1993 – Jul 2026 |
| WE Connell NCT-2 O-10-33448 | Cross Timbers Energy, LLC only | Jordan (Wichita Albany) | Crane | 2 | 365K | 294K | Jan 1993 – Jul 2026 |
| Connell 38C O-9-19338 | Apache Corporation only | Spraberry (Trend Area) R 40 Exc | Upton | 1 | 358K | 1.11M | Jun 2016 – Jul 2026 |
| Connell 38B O-9-19296 | Apache Corporation only | Spraberry (Trend Area) R 40 Exc | Upton | 1 | 353K | 866K | Jun 2016 – Jul 2026 |
| Connell O-11-64275 | Palmer Oil Properties only | Rocker -a-, NW. (San Andres) | Garza | 11 | 336K | 5.31K | Jan 1993 – Jul 2026 |
| University 36 O-10-36879 | Ring Energy, Inc. only | Emma (Connell) | Andrews | 4 | 316K | 228K | Jan 2002 – Jul 2026 |
| Pecos Valley "34" O-10-38662 | Petrolero, LLC only | Campo Petrolero (Connell) | Pecos | 3 | 304K | 2.13M | Oct 2007 – Jul 2026 |
| Connell Heirs O-10-55452 | Cross Timbers Energy, LLC only | Penwell (Clear Fork) | Ector | 4 | 278K | 349K | Dec 2020 – Jul 2026 |
| Connell O-11-68011 | Lone Star Operations LLC only | Arlene (Glorieta) | Garza | 8 | 273K | 0 | Nov 1998 – Jul 2026 |
| Sinclair-Connell O-10-18773 | Aghorn Operating, Inc. only | Sonny B (Wolfcamp) | — | 1 | 268K | 26.2K | Jan 1993 – Jul 2026 |
| Connell, W. E. -A- O-10-3078 | Davis Southern Operating Co LLC only | Jordan (Ellenburger) | Ector | 4 | 256K | 307K | Jan 1993 – Jul 2026 |
| Connell Estate -C- O-10-17965 | Cross Timbers Energy, LLC only | Penwell (Glorieta) | Ector | 4 | 255K | 208K | Jan 1993 – Jul 2026 |
| Connell Estate "B1" O-11-14106 | Burk Royalty Co., Ltd. only | Post (Glorieta) | Garza | 29 | 237K | 4.49K | Jan 1993 – Jul 2026 |
| Connell, W. E. NCT-3 O-10-3088 | Cross Timbers Energy, LLC only | Jordan (Ellenburger) | Ector | 5 | 234K | 223K | Jan 1993 – Jul 2026 |
| Connell O-10-53356 | Raptor Petroleum Develop, LLC only | Jordan | Ector | 2 | 212K | 3.83K | Sep 2019 – Jul 2026 |
| Connell Estate O-10-39166 | Momentum Energy Corporation only | C-Bar (San Andres) | Crane | 5 | 207K | 0 | Oct 2008 – Jul 2026 |
| Connell, W. E., NCT-2 O-10-16256 | Cross Timbers Energy, LLC only | Metz (Wichita-Albany) | Ector | 7 | 206K | 223K | Jan 1993 – Jul 2026 |
| Connell, Heirs O-10-49340 | Cross Timbers Energy, LLC only | Jordan (Fusselman) | Ector | 4 | 205K | 52.1K | Jan 2017 – Jul 2026 |
| Smith 34 O-10-37346 | Urban Oil & Gas Group, LLC only | Sheffield Townsite (Connell) | Pecos | 1 | 199K | 135K | Jun 2004 – Jul 2026 |
| Connell, Arlene O-11-13260 | B & S Salvage only | Arlene (San Andres) | Garza | 8 | 179K | 10.9K | Jan 1993 – Jul 2026 |
| Connell, W. E., NCT-1 O-10-15175 | Cross Timbers Energy, LLC only | Jordan (Wolfcamp) | Ector | 5 | 173K | 192K | Jan 1993 – Jul 2026 |
| Connell-Mesa O-11-68121 | Lone Star Operations LLC only | Arlene (Glorieta) | Garza | 5 | 146K | 0 | Sep 1999 – Jul 2026 |
| Connell Estate O-11-60195 | Powell Properties, Inc. only | Rocker -a-, Nw.(san Andres, NW.) | Garza | 3 | 144K | 4.61K | Jan 1993 – Jul 2026 |
| Connell, A. B., -C- O-10-16545 | Cross Timbers Energy, LLC only | Metz, East (Ellenburger) | Ector | 3 | 142K | 86.6K | Jan 1993 – Apr 2026 |
| Connell, W. E., Estate -B- O-10-9044 | Winfield Operating Company only | C-Bar (San Andres) | — | 7 | 141K | 1.47K | Jan 1993 – Jul 2026 |
| Connell, W. E. O-10-19435 | Ring Energy, Inc. only | C-Bar (Tubb) | — | 2 | 140K | 123K | Jan 1993 – Jul 2026 |
| Connell Estate "A" O-9-10681 | Bustamante Resources LLC only | Spraberry (Trend Area) | Upton | 4 | 120K | 510K | Jan 1993 – Jul 2026 |
| Connell "A" O-11-61349 | B & S Salvage only | Rocker -a-, Nw.(san Andres, NW.) | Garza | 6 | 113K | 893 | Jan 1993 – Jul 2026 |
| Connell "A" O-11-62324 | Powell Properties, Inc. only | Rocker -a-, Nw.(san Andres, NW.) | Garza | 2 | 113K | 4.22K | Jan 1993 – Jul 2026 |
| Lea, P.J. et AL O-10-3443 | Ring Energy, Inc. only | Lea (Connell) | Crane | 4 | 96.1K | 120K | Jan 1993 – Jul 2026 |
| Connell, W. E. O-10-35641 | Cross Timbers Energy, LLC only | Penwell (Glorieta) | Ector | 2 | 93.6K | 53.6K | Dec 1997 – Jul 2026 |
| Connell O-11-66021 | Three R Oil Company only | Post (Glorieta) | Garza | 8 | 93.5K | 37 | Jan 1993 – Jul 2026 |
| Maralo-Connell O-11-66448 | Goodie Interests only | Ida Sue (Strawn) | Garza | 2 | 93.2K | 40K | Jan 1993 – Jul 2026 |
| Connell, W. E. NCT-7 O-10-47729 | Cross Timbers Energy, LLC only | Penwell (Glorieta) | Ector | 1 | 89.2K | 32.4K | Jul 2015 – Jul 2026 |
| Connell "C" O-11-61845 | Marwell Petroleum Ltd Partnrship only | Greg-John (Strawn) | — | 1 | 87.1K | 18.4K | Jan 1993 – Jul 2026 |
| Connell, A.B. O-10-32674 | Olsen Energy Inc. only | Jordan (Devonian) | Crane | 1 | 87K | 6.62K | Jan 1993 – Nov 2025 |