| Lambshead D-8 O-8-26697 | Tot Richards Family LP only | Throckmorton County Regular | Throckmorton | 24 | 539K | 132 | by Jan 1993 – Aug 2026 |
| Lambshead O-8-6319 | Petex only | Throckmorton County Regular | Throckmorton | 19 | 534K | 98.3K | by Jan 1993 – Aug 2026 |
| Matthews PA O-8-11084 | Petex only | Throckmorton County Regular | Throckmorton | 15 | 418K | 2.72K | by Jan 1993 – Aug 2026 |
| Morton O-11-68706 | Ring Energy, Inc. only | Robertson, N. (San Andres) | Gaines | 5 | 293K | 82.5K | Jan 2005 – Feb 2020 |
| Chandler, J.M. O-8-23443 | Arnot Oil Company, LLC only | Throckmorton County Regular | Throckmorton | 1 | 219K | 35 | by Jan 1993 – Aug 2026 |
| Wbrr 233 O-8-30929 | Okie Operating Company, Ltd. only | Throckmorton County Regular | Throckmorton | 47 | 216K | 0 | Jan 2012 – Aug 2026 |
| Morton, J. V. O-11-18078 | Hilcorp Energy Company only | Levelland | Hockley | 2 | 168K | 91K | by Jan 1993 – Aug 2026 |
| Morton Unit O-11-70422 | A.C.T. Operating Company only | Levelland | Cochran | 46 | 136K | 222K | Apr 2016 – Aug 2026 |
| Matthews QA O-8-11467 | Petex only | Throckmorton County Regular | Throckmorton | 8 | 135K | 21 | by Jan 1993 – Aug 2026 |
| Morton O-8-32395 | NBX Energy, LLC only | Flat Top JC (Strawn, Upper) | Jones | 2 | 132K | 0 | Aug 2019 – May 2025 |
| Lunsford Unit O-8-27445 | Stovall Operating Co. only | Throckmorton County Regular | Throckmorton | 1 | 129K | 0 | Feb 1995 – Aug 2026 |
| McLemore A-330 O-8-27011 | WB Mullin Operating LLC only | Throckmorton County Regular | Throckmorton | 15 | 122K | 29 | Sep 1993 – Aug 2026 |
| Timmons O-8-25477 | LT Oil Company only | Throckmorton County Regular | Throckmorton | 2 | 110K | 21 | by Jan 1993 – Aug 2026 |
| Chandler, Jessie O-8-9822 | P.B. Blue Dot Properties only | Throckmorton County Regular | Throckmorton | 6 | 106K | 340K | by Jan 1993 – Jul 2021 |
| Keeter O-8-6941 | Kramer Operating, LLC only | Throckmorton County Regular | Throckmorton | 5 | 101K | 223 | by Jan 1993 – Aug 2026 |
| Gregory O-8-26051 | Cooper Oil & Gas, LLC only | Throckmorton, S. (Conglomerate) | Throckmorton | 4 | 101K | 216K | by Jan 1993 – Aug 2026 |
| Matthews 74 O-8-24204 | Petex only | Throckmorton County Regular | Throckmorton | 1 | 98.4K | 21 | by Jan 1993 – Aug 2026 |
| Brown Ranch O-8-26477 | Ram Oil and Gas, Inc. only | Throckmorton County Regular | Throckmorton | 2 | 95K | 21 | by Jan 1993 – Sep 2024 |
| Dickie, G. D. O-8-8665 | C & G Transports, Inc. only | Throckmorton County Regular | Throckmorton | 1 | 93.4K | 41.6K | by Jan 1993 – Jul 2026 |
| Matthews, Watt R., Etal O-8-4726 | Kerr Oilfield Company only | Throckmorton County Regular | Throckmorton | 13 | 88.9K | 3.42K | by Jan 1993 – Apr 2021 |
| Roberts Unit O-8-19648 | Stovall Operating Co. only | Throckmorton County Regular | Throckmorton | 1 | 88.7K | 72.3K | by Jan 1993 – Aug 2026 |
| Matthews 75D O-8-12870 | Subsea Operating Co. only | Throckmorton County Regular | Throckmorton | 8 | 86.4K | 52 | by Jan 1993 – Aug 2026 |
| Atkinson-Wells O-8-26575 | Safari Resources, LLC only | Throckmorton County Regular | Throckmorton | 2 | 85.4K | 1.38K | by Jan 1993 – Jul 2026 |
| Brown, R. A. -C- O-8-11086 | S.B. Street Operating, Inc. only | Throckmorton County Regular | Throckmorton | 7 | 84.8K | 1.33M | by Jan 1993 – Aug 2026 |
| Swenson Ranch O-8-14948 | S.B. Street Operating, Inc. only | Throckmorton County Regular | Throckmorton | 3 | 84.3K | 275K | by Jan 1993 – Aug 2026 |
| Perkins O-8-8817 | DCS Energy only | Throckmorton County Regular | Throckmorton | 6 | 83.3K | 4.73K | by Jan 1993 – Aug 2026 |
| Chandler, Don O-8-20946 | P.B. Blue Dot Properties only | Throckmorton County Regular | Throckmorton | 3 | 81.9K | 62.6K | by Jan 1993 – Jan 2022 |
| Lambshead "C-8" O-8-27693 | Daylight Petroleum LLC only | Throckmorton County Regular | Throckmorton | 11 | 80.5K | 4 | Oct 1995 – Aug 2026 |
| Daws-Martin Unit O-8-26981 | Exlco, Inc. only | Throckmorton, S. (Caddo) | Throckmorton | 1 | 73.3K | 85.3K | Jul 1993 – Aug 2026 |
| Morton, Tobe O-10-21545 | T&D Oil only | Halley | Winkler | 5 | 72.6K | 71 | by Jan 1993 – Aug 2026 |
| Morton O-8-32540 | Lkktx 2018, LLC only | S. L. C. (Tannehill) | Jones | 7 | 71.7K | 0 | Apr 2021 – Aug 2026 |
| McKeichan, Will O-8-28351 | Eagle Natural Resources, LLC only | Throckmorton County Regular | Throckmorton | 2 | 69.9K | 1.96K | Nov 1997 – Apr 2021 |
| Whitaker O-8-28633 | S.B. Street Operating, Inc. only | Throckmorton County Regular | Throckmorton | 3 | 69.5K | 134K | Jul 1999 – Aug 2026 |
| SMS Ranch Blk. -E- O-8-9303 | Uphill Consulting LLC only | Throckmorton County Regular | Throckmorton | 18 | 67K | 379 | by Jan 1993 – Jun 2026 |
| Stubblefield, J. L. O-8-4774 | Harvick, George R. only | Throckmorton County Regular | Throckmorton | 7 | 66.7K | 248K | by Jan 1993 – Aug 2026 |
| Harper, W.E. A O-8-15256 | C & G Transports, Inc. only | Throckmorton County Regular | Throckmorton | 30 | 66.7K | 173 | by Jan 1993 – Jul 2026 |
| Morton O-11-60035 | Chaparral Energy, L.L.C. only | Robertson (San Andres) | Gaines | 2 | 66.4K | 12.2K | by Jan 1993 – Nov 2002 |
| T C S L O-8-24302 | Estacado Energy, LLC only | Throckmorton County Regular | Throckmorton | 13 | 65.6K | 15.2K | Oct 1993 – Jul 2026 |
| Morton, Tobe -D- O-10-21628 | Saxet Oil Corporation only | Halley | Winkler | 9 | 65.3K | 140 | by Jan 1993 – Aug 2026 |
| Brown "C" O-8-26177 | Fourcooks Oil & Gas, LLC only | Throckmorton County Regular | Throckmorton | 6 | 64.2K | 143 | by Jan 1993 – Aug 2026 |
| TBM O-8-24891 | Yeates Development Corporation only | Throckmorton County Regular | Throckmorton | 1 | 63.7K | 91.1K | by Jan 1993 – Apr 2024 |
| Putnam "M" O-8-27328 | D.J. & T. Energy only | Throckmorton County Regular | Throckmorton | 1 | 61.3K | 132 | Oct 1994 – Jan 2022 |
| Batchler O-8-19045 | S.B. Street Operating, Inc. only | Throckmorton County Regular | Throckmorton | 2 | 60.7K | 20K | by Jan 1993 – Aug 2026 |
| Brown "A" O-8-20897 | Fourcooks Oil & Gas, LLC only | Throckmorton County Regular | Throckmorton | 11 | 60.2K | 1.23K | by Jan 1993 – Aug 2026 |
| T. C. S. L. Unit O-8-7405 | Dahab Energy Inc. only | Throckmorton County Regular | Throckmorton | 23 | 59.8K | 21 | by Jan 1993 – Aug 2026 |
| Morrison, Patsy "G" O-8-24844 | Cooper Oil & Gas, LLC only | Throckmorton County Regular | Throckmorton | 7 | 59.6K | 16.9K | by Jan 1993 – Aug 2026 |
| Wright, Nannie, Unit O-8-9247 | Cooper Oil & Gas, LLC only | Throckmorton County Regular | Throckmorton | 1 | 59.3K | 50.8K | by Jan 1993 – Aug 2025 |
| Parrott-Lunsford Unit O-8-10654 | Stovall Operating Co. only | Throckmorton County Regular | Throckmorton | 1 | 57.4K | 4.43K | by Jan 1993 – Sep 2012 |
| Harley-Walters Unit O-8-28297 | Stovall Operating Co. only | Throckmorton County Regular | Throckmorton | 1 | 53.8K | 80.5K | Aug 1997 – Aug 2026 |
| Andrews -C- O-8-8735 | Cooper Oil & Gas, LLC only | Throckmorton County Regular | Throckmorton | 2 | 53.4K | 53.7K | by Jan 1993 – Feb 2026 |