| Lovett, H. E. G-10-85608 | Saddleback Exploration, LLC only | Keystone (Consolidated) | Winkler | 1 | 235 | 51.1K | Jan 1993 – Dec 1993 |
| Walton, J. B. G-10-120460 | Bass Enterprises Production Co. only | Keystone (Colby) | Winkler | 1 | 235 | 18.3K | Jan 1993 – Aug 1995 |
| Tk. O-10-32607 | Keystone Energy Oil & Gas, Inc. only | Hendrick | Winkler | 1 | 234 | 1.65K | Jan 1993 – Jul 1993 |
| McCluskey O-13-26455 | Duncan Land & Exploration, Inc. only | McCluskey (Mississippian) | Young | 1 | 234 | 26 | Jan 1993 – Jan 1999 |
| Wiener Estate et Al G-6-79635 | Key Production Company, Inc. only | Carthage (Cotton Valley) | Panola | 1 | 231 | 84.9K | Jan 1993 – Aug 2004 |
| Turkey Track 216 G-8-275418 | Cinnabar Operating, LLC only | Arriba Libra (Caddo) | Nolan | 1 | 231 | 8.04K | Dec 2014 – Feb 2015 |
| Hoover, Charles W. O-1-13687 | Ten-Key Inc. only | Marcelina Creek (Austin Chalk) | Wilson | 1 | 218 | 5 | Feb 1993 – Sep 1993 |
| Walton, J. B. "F" G-10-120464 | XTO Energy Inc. only | Keystone (Colby) | Winkler | 1 | 215 | 12.6K | Jan 1993 – Feb 1994 |
| Pure Walton G-10-136703 | Bopco, L.P. only | Keystone (Ellenburger) | Winkler | 1 | 215 | 820K | Jan 1993 – Jul 1998 |
| Parkey G O-13-28100 | Rogers Drilling Co. only | Archer County Regular | Archer | 2 | 213 | 4 | Jan 1993 – Apr 1993 |
| Askey "A" G-13-177594 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 212 | 1.73M | May 2000 – Apr 2026 |
| McKinzie Unit G-4-135307 | Cet Energy Corporation only | Turkey Creek (Douglas 3RD) | Nueces | 1 | 211 | 80.9K | Jan 1993 – Apr 1995 |
| Ellis Estate G-6-159816 | Key Production Company, Inc. only | Henderson, North (Rodessa) | Rusk | 1 | 208 | 40.8K | Aug 1996 – Mar 1997 |
| Parsons, I. M. "N" G-8-146518 | Sun-Key Oil Co., Inc. only | Parsons (Gray) | Callahan | 1 | 205 | 38.7K | Aug 1993 – Jul 1999 |
| Alexander, John D. G-6-124021 | Key Production Company, Inc. only | Long Lake (Rodessa 8600) | Leon | 1 | 204 | 115K | Jan 1993 – Feb 2001 |
| Parkey Ranch II O-13-28984 | B.E.G. Production only | Archer County Regular | Archer | 1 | 201 | 16 | May 1995 – Jul 2001 |
| Reed G-14-234119 | Presidio Petroleum LLC only | Key (Atoka) | Wheeler | 1 | 198 | 122K | Jun 2006 – Nov 2012 |
| Cheaney O-9-7306 | Fortune Production Co. only | Cheaney (Harkey) | Schleicher | 1 | 196 | 5.76K | Jan 1993 – Sep 1995 |
| Bryan-Askey GU G-13-164441 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 194 | 1.34M | Jul 1997 – Apr 2026 |
| Balch G-9-145399 | Fortune Energy, Inc. only | Veribest (Harkey) | Tom Green | 1 | 190 | 56.6K | Feb 2003 – Dec 2009 |
| Griffin Unit O-13-28701 | Echo Production, Inc. only | Parkey (Miss.) | Archer | 1 | 190 | 1 | Dec 1993 – Jan 1994 |
| McNabb-Atnip Unit O-13-30146 | Key Energy of Colorado, Inc. only | Down Under (Chappel) | Hardeman | 1 | 189 | 0 | Feb 2003 – Jul 2003 |
| Malkey G-3-286251 | Geosouthern Operating II, LLC only | Giddings (Austin Chalk, Gas) | Washington | 1 | 189 | 5.55M | Jan 2019 – Apr 2026 |
| Melton, L.L. Estate Gas Unit G-6-86182 | XTO Energy Inc. only | Willow Springs-Mackey (Tr. Pk.) | Gregg | 1 | 187 | 3.08K | Jan 1993 – Aug 1999 |
| Coody 40 G-8-268209 | Tracer Operating, Inc. only | Iona Hickey (Conglomerate) | Stephens | 1 | 187 | 171K | Dec 2012 – Jul 2025 |
| Hickey, F.S. et Al G-6-200589 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 186 | 891K | Feb 2004 – Mar 2023 |
| Keystone Cattle Co. O-10-37452 | Whiting Oil and Gas Corporation only | Jasper (McKee) | Winkler | 1 | 183 | 11.2K | Jun 2004 – Nov 2004 |
| Stuart Estate "60" G-8-157296 | Cumming Company, Inc. The only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 180 | 14.8K | Feb 1996 – Sep 1998 |
| Keystone Ranch O-1-14071 | Oilfield Cleantech Water Rec LLC only | Pearsall (Austin Chalk) | Frio | 1 | 178 | 2.38K | Feb 1998 – Aug 2005 |
| South Keystone /Ellen/ Unit G-10-140701 | Basin Oil & Gas Operating, LLC only | Keystone (Ellenburger) | Winkler | 1 | 177 | 18M | Jan 1993 – Jan 2025 |
| Favors, C. C. "B" G-5-190330 | Spence, Ralph Oil Company, Inc. only | Pokey (Travis Peak Lower 1) | Limestone | 1 | 177 | 898K | Aug 2002 – Aug 2011 |
| Stuckey G-13-93794 | BMR Operating LLC only | Gordonville, E (Viola 10500) | Grayson | 1 | 173 | 49.2K | Jan 1993 – Aug 2011 |
| McMurrey Fee G-6-123716 | Kaiser-Francis Oil Company only | Willow Springs-Mackey (Tr. Pk.) | Gregg | 1 | 173 | 6.87K | Jan 1993 – Mar 1993 |
| Mackey, W.L. GU 1 G-13-134506 | BKV Barnett, LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 172 | 1.02M | Jan 1993 – Apr 2026 |
| Bash G-10-141090 | Hilcorp Energy Company only | Keystone (Ellenburger) | Winkler | 1 | 171 | 1.37M | Jan 1993 – Feb 2003 |
| Keyser, P. B. G-13-128885 | Ray Herring Estate only | Jack County Regular | Jack | 1 | 171 | 47.1K | Jan 1993 – Jan 2008 |
| North Hickey G-6-216817 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 166 | 736K | Oct 2005 – Sep 2025 |
| Stuart Estate "60" G-8-148724 | Cumming Company, Inc. The only | Iona Hickey (Conglomerate) | Palo Pinto | 1 | 164 | 5K | Mar 1994 – Aug 1994 |
| McCoy, Bob -B- G-14-61070 | United Oil & Shale LLC only | Shreikey (Morrow) | Roberts | 1 | 160 | 156K | Jan 1993 – Jan 2008 |
| Mackey, W.W. et Al G-6-83728 | Long Trusts, The only | Willow Springs-Mackey (Tr. Pk.) | Gregg | 1 | 158 | 6.05K | Jan 1993 – Feb 2003 |
| West Turkey Track G-14-145966 | Plains Exploration & Prod. Co. only | Arrington (Morrow) | Hutchinson | 1 | 155 | 19K | Aug 1993 – Apr 1997 |
| Simcik Family O-9-10351 | Silver Oil & Gas Inc. only | Lipan Creek (Harkey Sd.) | Tom Green | 1 | 153 | 5 | May 1993 – Feb 1994 |
| Hickey, F.S. et Al G-6-198896 | Craton Operating LLC only | Centennial, E. (Cotton Valley) | Panola | 1 | 153 | 542K | Nov 2003 – Nov 2022 |
| Magnuson, H. J. O-1-786 | McCloskey, Robert A. only | Kimbro | Travis | 1 | 151 | 151 | Jan 1993 – Jul 2005 |
| Askey "A" G-13-196618 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 149 | 795K | May 2003 – Apr 2026 |
| Perkins, J. J. "C" O-10-35142 | Merit Energy Company only | Keystone (Holt) | Winkler | 1 | 149 | 0 | Sep 1996 – Oct 1996 |
| Feist O-9-13189 | Eagle Transports only | Amn (Harkey) | Tom Green | 1 | 148 | 211 | Jan 1993 – Jan 1996 |
| Bryan-Askey GU G-13-195351 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 146 | 886K | May 2003 – Apr 2026 |
| Kennedy -C- O-4-3224 | XOG Operating LLC only | Turkey Creek (4000 Sand) | Nueces | 4 | 145 | 108 | Jan 1993 – Apr 1993 |
| Favors, C. C. "B" G-5-252425 | Spence, Ralph Oil Company, Inc. only | Pokey (Travis Peak Lower 1) | Limestone | 1 | 145 | 354K | Jun 2009 – Jan 2023 |