| Spearman 23 O-14-9396 | Seek Energy, LLC only | Hoover, NE (Granite Wash) | Gray | 3 | 1.13M | 646K | Oct 2014 – Apr 2026 |
| Hovorak-Spearman Unit O-3-21836 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 502K | 726K | Jan 1993 – Mar 2026 |
| Spearman-Alford Unit O-3-21823 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 244K | 459K | Jan 1993 – Mar 2026 |
| Spearman, Robt. "B" O-3-24263 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 226K | 413K | Aug 2001 – Mar 2026 |
| Collard, Steele "A" O-14-7180 | Presidio Petroleum LLC only | Spearman, East (St. Louis) | Hansford | 2 | 204K | 123K | Jan 1997 – Dec 2025 |
| Webb, Spearman O-13-3228 | Silver Creek Oil & Gas, LLC only | Webb (Oil Creek Sand) | Grayson | 3 | 136K | 112K | Jan 1993 – Jan 2019 |
| Spearman 23 O-14-9760 | Seek Energy, LLC only | Hoover, NE (Virgil Lime) | Gray | 1 | 59.3K | 34.1K | Nov 2021 – Apr 2026 |
| Spearman, Robert F. "C" O-3-13264 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 47.9K | 182K | Jan 1993 – Aug 2024 |
| Steele-Collard O-14-7709 | Batton Oil & Gas, LLC only | Spearman,n.(lansing-Kansas City) | Hansford | 1 | 46.7K | 28.5K | Sep 2004 – Apr 2026 |
| Spearman, Robert "A" O-3-13787 | Chesapeake Operating, L.L.C. only | Giddings (Austin Chalk-3) | Burleson | 2 | 40.2K | 140K | Jan 1993 – Jun 2019 |
| Steele-Collard O-14-7510 | Batton Oil & Gas, LLC only | Spearman, East (Cherokee) | Hansford | 1 | 30.1K | 277K | Jun 2004 – Apr 2026 |
| Spearman, Robert "B" O-3-13955 | Anadarko E&P Company LP only | Giddings (Austin Chalk-3) | Burleson | 2 | 28.4K | 15K | Jan 1993 – Feb 2001 |
| Brillhart, J. "A" O-14-5879 | Bracken Operating, L.L.C. only | Spearman,n.(lansing-Kansas City) | Hansford | 1 | 22.2K | 157K | Jan 1993 – Jul 2021 |
| Spearman, Robt. "B" O-3-24235 | Wildfire Energy Operating LLC only | Giddings (Buda) | Burleson | 1 | 19.1K | 29.4K | Jan 2001 – Jul 2001 |
| Mathews O-14-7933 | Mewbourne Oil Company only | Spearman,n.(lansing-Kansas City) | Hansford | 1 | 17.9K | 208K | Sep 2008 – Apr 2026 |
| Sister's of Saint Joseph O-14-6598 | Discovery Operating, Inc. only | Spearman, East (Atoka) | Hansford | 1 | 16.3K | 620K | Jan 1993 – Apr 2026 |
| Spearman 23 O-14-9677 | Seek Energy, LLC only | Hoover, NE (Virgil) | Gray | 1 | 15.7K | 88.7K | Dec 2018 – Apr 2026 |
| Spearman 23 G-14-173563 | Seek Energy, LLC only | Hoover, NE (Granite Wash) | Gray | 1 | 13.6K | 2.61M | Jul 1999 – Jun 2009 |
| Spearman 23 G-14-200002 | Seek Energy, LLC only | Hoover, NE (Granite Wash) | Gray | 1 | 10.1K | 97.4K | Sep 2003 – Sep 2017 |
| Steele. J. I. -B- O-14-7757 | Enterra Resources, LLC only | Spearman, East (Cherokee) | Hansford | 1 | 9.31K | 26.2K | Mar 2007 – Apr 2016 |
| Steele-Collard -A- O-14-7518 | Presidio Petroleum LLC only | Spearman, East (Cherokee) | Hansford | 1 | 8.02K | 103K | Aug 2004 – Dec 2020 |
| Polaski-Nelson O-14-4342 | Curmar Producers only | Spearman,n.(lansing-Kansas City) | Hansford | 1 | 7.46K | 20 | Jan 1993 – Sep 2003 |
| Spearman 23 G-14-197528 | Seek Energy, LLC only | Hoover, NE (Granite Wash) | Gray | 1 | 6.97K | 2.33M | Mar 2003 – Jan 2010 |
| Steele O-14-7485 | Complete Oil & Gas Services, LLC only | Spearman,n.(lansing-Kansas City) | Hansford | 1 | 5.72K | 0 | Dec 2003 – Mar 2010 |
| Dendy, T. M. O-14-3680 | Oringderff, Alma Oil Properties only | Spearman, East (Atoka) | Ochiltree | 1 | 5.12K | 27 | Jan 1993 – May 2007 |
| Oloughlin, N. G-14-22693 | Mewbourne Oil Company only | Spearman, East (Atoka) | Hansford | 1 | 4.9K | 1.4M | Jan 1993 – Apr 2026 |
| Spearman O-13-16164 | Pop Operating Company only | Markley, SE. (Marble Falls) | Jack | 3 | 4.9K | 60.2K | Jan 1993 – Mar 2026 |
| Nelson G-14-185244 | Mewbourne Oil Company only | Spearman, East (Atoka) | Hansford | 1 | 3.67K | 1.04M | Aug 2001 – Apr 2026 |
| Spearman 26 G-14-166662 | Talon Oil & Gas LLC only | Hoover, NE (Granite Wash) | Gray | 1 | 3.64K | 870K | Oct 1997 – Jun 2004 |
| Steele, J.I. -B- O-14-9534 | Batton Oil & Gas, LLC only | Spearman,n.(lansing-Kansas City) | Hansford | 1 | 3.12K | 23.1K | May 2016 – Apr 2026 |
| Steele-Collard -C- O-14-1775 | Apache Corporation only | Spearman, East (Cherokee) | Hansford | 1 | 2.87K | 65 | Jan 1993 – Jun 1998 |
| Spearman 23 G-14-198170 | Seek Energy, LLC only | Hoover, NE (Virgil Lime) | Gray | 1 | 2.68K | 437K | Jun 2015 – Nov 2021 |
| Mathews, L. W. G-14-141461 | Amoco Production Company only | Spearman NW (Douglas) | Hansford | 1 | 2.56K | 920K | Jan 1993 – Feb 1995 |
| Steele, Edith B. -B- G-14-22708 | Presidio Petroleum LLC only | Spearman, North (Atoka) | Hansford | 1 | 2.21K | 1.06M | Jan 1993 – Apr 2026 |
| O'Loughlin G-14-140250 | Bracken Operating, L.L.C. only | Spearman, N.E. (Douglas) | Hansford | 1 | 2.06K | 1.17M | Jan 1993 – Aug 2007 |
| Steele, Edith B. -A- O-14-1736 | Midgard Energy Company only | Spearman, N. (Des Moines, Up.) | Hansford | 1 | 2.03K | 5.67K | Jan 1993 – Jul 1996 |
| Steele-57 G-14-37698 | Faulconer, Vernon E., Inc. only | Spearman, East (Atoka) | Hansford | 1 | 1.37K | 1.5M | Jan 1993 – Nov 2008 |
| Lasater 71 G-14-254279 | Amarillo Exploration, Inc. only | Spearman, East (Morrow, Upper) | Hansford | 1 | 1.27K | 1.63M | Oct 2009 – Apr 2026 |
| Spearman 37 G-14-172189 | Jones Energy, Ltd. only | Hoover, NE (Granite Wash) | Roberts | 1 | 1.25K | 330K | May 1998 – Jan 2000 |
| Blodgett-Glover et Al G-14-22709 | Faulconer, Vernon E., Inc. only | Spearman Park (Cleveland) | Hansford | 1 | 761 | 259K | Jan 1993 – Nov 2001 |
| Oloughlin, C. C., Sr. Trust O-14-2580 | Discovery Operating, Inc. only | Spearman,n.(lansing-Kansas City) | Hansford | 2 | 636 | 11.3K | Apr 1994 – Jan 1997 |
| Greene, E. C. Unit G-14-22703 | Avalanche Oil & Gas LLC only | Spearman, East (Morrow, Upper) | Hansford | 1 | 510 | 954K | Jan 1993 – Mar 2024 |
| Spearman 23 G-14-197529 | Seek Energy, LLC only | Hoover, NE (Ellenburger) | Gray | 1 | 477 | 94.6K | Mar 2003 – Nov 2003 |
| Guthrie G-14-141190 | Overflow Energy, LLC only | Spearman NW (Douglas) | Hansford | 1 | 469 | 815K | Jan 1993 – May 1996 |
| Turner G-14-140830 | Strat Land Exploration Company only | Spearman NW (Douglas) | Hansford | 1 | 458 | 1.39M | Jan 1993 – Jul 1997 |
| Spearman 23 G-14-198171 | Seek Energy, LLC only | Hoover, NE (Granite Wash) | Gray | 1 | 429 | 117K | Aug 2003 – Apr 2006 |
| Spearman G-14-28212 | | Wildcat | Hansford | 1 | 426 | 1.07M | Jan 1993 – Sep 2018 |
| Spearman 26 O-14-7541 | Seek Energy, LLC only | Hoover, NE (Granite Wash) | Gray | 1 | 415 | 0 | Jun 2004 – Aug 2007 |
| Chi Lasater O-14-8703 | Lasater & Co, Inc. only | Spearman, East (Atoka) | Hansford | 1 | 308 | 80.9K | Jun 2012 – Apr 2026 |
| Sisters O-14-6913 | Payne, W. C. only | Spearman, East (Atoka) | Hansford | 1 | 251 | 3 | May 1993 – Aug 1993 |