| Laughlin G-6-275917 | Sulphur River Exploration, Inc. only | Gilmer (Cotton Valley Sands) | Upshur | 1 | 44.1K | 2.36M | Oct 2014 – Apr 2026 |
| Laughlin-Straughan Unit G-10-74376 | Chevron U. S. A. Inc. only | Gomez, NW. (Wolfcamp) | Pecos | 1 | 34.5K | 9.84M | Jan 1993 – Apr 2026 |
| Laughlin G-6-227959 | Sulphur River Exploration, Inc. only | Gilmer(jurassic) | Upshur | 1 | 25.3K | 2.22M | Dec 2006 – Apr 2026 |
| Laughlin, Anna G-10-156438 | Chevron U. S. A. Inc. only | Gomez, NW. (Wolfcamp) | Pecos | 1 | 19.2K | 3.41M | Dec 1995 – Apr 2026 |
| Laughlin G-6-214128 | Sulphur River Exploration, Inc. only | Gilmer(jurassic) | Upshur | 1 | 18.6K | 2.83M | Apr 2005 – Apr 2026 |
| McLaughlin Gas Unit G-3-160962 | EOG Resources, Inc. only | Milton, N. (9800 Wilcox) | Harris | 1 | 10.4K | 2.3M | Nov 1996 – Mar 2002 |
| Laughlin G-6-47460 | Sulphur River Exploration, Inc. only | Gilmer(jurassic) | Upshur | 1 | 9.88K | 547K | Jun 1993 – Oct 2025 |
| Laughlin Estate G-4-131196 | Duval Gas Gathering Corporation only | Haldeman, South (Zone 20) | Jim Wells | 1 | 4.9K | 208K | Jan 1993 – Apr 1999 |
| Talley-Kibbe G-4-123427 | Laughlin, W. M. Estate only | Four Sevens (8100 Yegua) | Duval | 1 | 2.71K | 72.9K | Jan 1993 – Nov 1995 |
| McLaughlin G-14-163301 | Courson Oil & Gas, Inc. only | Texhoma (Morrow, Upper) | Sherman | 1 | 2.41K | 2.72M | May 1997 – Apr 2026 |
| McMurrey, M.H. D G-8-103155 | Rife Operating, Ltd. only | O'Laughlin (2800) | Palo Pinto | 1 | 2.06K | 49.2K | Jan 1993 – Jul 1999 |
| Laughlin G-6-145511 | Goldston Oil Corporation only | Gilmer (Cotton Valley) | Upshur | 1 | 1.52K | 19.1K | May 1993 – Feb 1996 |
| Maurine L. O'Laughlin G-8-118360 | Kornye-Tillman Company only | O'Laughlin, W. (4200) | Palo Pinto | 1 | 1.46K | 157K | Jan 1993 – Apr 2026 |
| O'Laughlin G-14-82168 | Great Horned Owls Pulsatrix, LLC only | Hansford (Morrow, Upper) | Hansford | 1 | 1.36K | 1.23M | Jan 1993 – Apr 2026 |
| Davis-Laughlin Unit G-13-229511 | Laughlin, Kenneth K only | Newark, East (Barnett Shale) | Erath | 1 | 1.31K | 234K | Jun 2007 – Dec 2010 |
| McMurrey, M.H. G-8-105059 | PK Gath & Oilfield Svcs, Inc. only | O'Laughlin (4200) | Palo Pinto | 1 | 1.29K | 144K | Jan 1993 – Apr 2026 |
| O'Laughlin G-14-196446 | Unbridled Resources, LLC only | Twin (Tonkawa) | Hansford | 1 | 932 | 2M | Aug 2003 – Apr 2026 |
| Johnson, Helen G-8-186262 | Pitcock, Inc. only | O'Laughlin (4200) | Palo Pinto | 1 | 728 | 439K | Dec 2001 – Feb 2023 |
| McLaughlin G-8-130125 | Lakeshore Operating, LLC only | JMM (Canyon) | Nolan | 1 | 698 | 136K | Jan 1993 – Mar 2026 |
| McLaughlin, J. M. G-8-148276 | Vanco Oil & Gas Corp. only | Adair Creek (Cook Sand) | Nolan | 1 | 677 | 114K | Dec 1993 – Jan 2020 |
| Maurine L. O'Laughlin G-8-70364 | Kornye-Tillman Company only | O'Laughlin (4200) | Palo Pinto | 1 | 608 | 245K | Jan 1993 – Apr 2026 |
| McMurrey, M.H. D G-8-99434 | Rife Operating, Ltd. only | O'Laughlin (4200) | Palo Pinto | 1 | 603 | 137K | Jun 1994 – Jan 2003 |
| Laughlin, Virgil G-13-249023 | Fred Underwood, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 583 | 549K | Sep 2009 – Apr 2026 |
| Smith Mary V. G-8-68648 | Keating Energy, Inc. only | O'Laughlin (4000) | Palo Pinto | 1 | 480 | 248K | Jan 1993 – Apr 2026 |
| McLaughlin G-8-114341 | Lakeshore Operating, LLC only | JMM (Canyon) | Nolan | 1 | 446 | 389K | Jan 1993 – Mar 2026 |
| O'Laughlin, Maurine L. G-8-128298 | PK Gath & Oilfield Svcs, Inc. only | Rife (Congl. 4150) | Palo Pinto | 1 | 438 | 164K | Jan 1993 – Apr 2026 |
| Maurine L. O'Laughlin G-8-118359 | Kornye-Tillman Company only | O'Laughlin, W. (4200) | Palo Pinto | 1 | 372 | 46.6K | Jan 1993 – Apr 2026 |
| O'Laughlin Maurine L. G-8-66669 | PK Gath & Oilfield Svcs, Inc. only | O'Laughlin (4200) | Palo Pinto | 1 | 368 | 360K | Jan 1993 – Apr 2026 |
| McLaughlin, J. M. G-8-109573 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 307 | 720K | Jan 1993 – Jan 2020 |
| McLaughlin, J. M. G-8-106337 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 298 | 155K | Jan 1993 – Jan 2020 |
| McLaughlin,j.m. G-8-104763 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 298 | 154K | Jan 1993 – Jan 2020 |
| McLaughlin, J.M. G-8-93613 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 297 | 145K | Jan 1993 – Jan 2020 |
| McLaughlin,j.m. G-8-96130 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 297 | 177K | Jan 1993 – Jan 2020 |
| McLaughlin, J.M. G-8-92761 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 296 | 132K | Jan 1993 – Jan 2020 |
| McLaughlin, J.M. G-8-93277 | Vanco Oil & Gas Corp. only | J M M, South (Cook) | Nolan | 1 | 296 | 133K | Jan 1993 – Jan 2020 |
| O'Laughlin, Maurine L. G-8-80397 | PK Gath & Oilfield Svcs, Inc. only | Boggy Bottom (Strawn) | Palo Pinto | 1 | 246 | 74.4K | Jan 1993 – Apr 2026 |
| McLaughlin, J. M. G-8-95380 | Alaron Energy, Inc. only | J M M, South (Cook) | Nolan | 1 | 232 | 80.4K | Jan 1993 – Jul 2009 |
| Johnson, Helen G-8-195453 | Pitcock, Inc. only | O'Laughlin (4200) | Palo Pinto | 1 | 229 | 219K | Jun 2003 – Sep 2014 |
| McLaughlin, J.M. G-8-95884 | Alaron Energy, Inc. only | J M M, South (Cook) | Nolan | 1 | 229 | 139K | Jan 1993 – Jul 2009 |
| Laughlin, Virgil G-13-234994 | Fred Underwood, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 213 | 68.3K | Sep 2009 – Oct 2011 |
| McLaughlin, J.M. G-8-94667 | Alaron Energy, Inc. only | J M M, South (Cook) | Nolan | 1 | 191 | 32.2K | Jan 1993 – Mar 2012 |
| McMurrey, M.H. D G-8-99433 | PK Gath & Oilfield Svcs, Inc. only | O'Laughlin (4200) | Palo Pinto | 1 | 137 | 108K | Jan 1993 – Apr 2026 |
| O'Laughlin G-14-189204 | Unbridled Resources, LLC only | Twin (Tonkawa) | Hansford | 1 | 137 | 404K | May 2002 – Apr 2026 |
| McLaughlin, J. M. G-8-148277 | Pace Production Co. only | Adair Creek (Cook Sand) | Nolan | 1 | 118 | 19.1K | Dec 1993 – Sep 1999 |
| Laughlin, C. M. "B" G-4-110056 | Duval Gas Gathering Corporation only | Premont, NW. (2630) | Jim Wells | 1 | 116 | 3.52K | Dec 2012 – Sep 2017 |
| Patterson, E.W. C G-8-126204 | PK Gath & Oilfield Svcs, Inc. only | O'Laughlin (4000) | Palo Pinto | 1 | 115 | 92.4K | Jan 1993 – Apr 2026 |
| O'Laughlin, Maurine L. G-8-123799 | PK Gath & Oilfield Svcs, Inc. only | Rife (Congl. 3900) | Palo Pinto | 1 | 112 | 80.8K | Jan 1993 – Apr 2026 |
| McMurrey, M.H. D G-8-99245 | PK Gath & Oilfield Svcs, Inc. only | O'Laughlin (4200) | Palo Pinto | 1 | 101 | 195K | Jan 1993 – Apr 2026 |
| Ragle G-8-86558 | L R Operating Co. only | O'Laughlin (2800) | Palo Pinto | 1 | 73 | 16.2K | Jan 1993 – Oct 1998 |
| McMurrey, M.H. -D- G-8-96804 | PK Gath & Oilfield Svcs, Inc. only | O'Laughlin (2800) | Palo Pinto | 1 | 68 | 118K | Jan 1993 – Apr 2026 |