| Acker O-1-11914 | Firstrike Energy Corporation only | Hagist Ranch, North (Argo 2500) | McMullen | 6 | 517K | 17 | Jan 1993 – Dec 2023 |
| E. E. Smith Unit 2 O-1-13083 | Zarvona Energy LLC only | First Shot (Austin Chalk) | Gonzales | 2 | 500K | 268K | Jan 1993 – Jul 2026 |
| First Gold 29-0-39-34 E O-10-63391 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 493K | 786K | Jan 2025 – Jul 2026 |
| First National Waterflood Unit O-13-12417 | R2Q Operating LLC only | K-M-A | Wichita | 36 | 463K | 235K | Jan 1993 – Jul 2026 |
| First Gold 29-0-39-34 D O-10-63522 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 452K | 561K | Jan 2025 – Jul 2026 |
| First O-11-60498 | Russell, L. J. Oil Company only | Sharon Ridge (Clear Fork) | Scurry | 9 | 446K | 399 | Jan 1993 – Jul 2026 |
| First Gold 29-0-39-34 B O-10-63365 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 443K | 691K | Jan 2025 – Jul 2026 |
| First Bywaters O-13-5658 | Waggoner Operating, L.L.C. only | Wichita County Regular | Wichita | 36 | 433K | 99K | Jan 1993 – Jul 2026 |
| First Gold 29-0-39-34 A O-10-63369 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 413K | 678K | Jan 2025 – Jul 2026 |
| First Gold 29-0-39-34 G O-10-63456 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 392K | 709K | Jan 2025 – Jul 2026 |
| First Gold 29-0-39-34 F O-10-63392 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 349K | 530K | Jan 2025 – Jul 2026 |
| E. E. Smith Unit 1 O-1-12959 | Zarvona Energy LLC only | First Shot (Austin Chalk) | Gonzales | 1 | 291K | 140K | Jan 1993 – Jul 2026 |
| First National Bank of Snyder O-11-67079 | Crossroads Operating, LLC only | Sharon Ridge (Clear Fork) | Scurry | 12 | 259K | 12.4K | Apr 1993 – Jul 2026 |
| Nordia Grande O-1-14245 | Magnolia Oil & Gas Operating LLC only | First Shot (Austin Chalk) | Gonzales | 3 | 256K | 172K | Feb 1999 – Jul 2026 |
| First National Trust O-14-4807 | Courson Oil & Gas, Inc. only | Pshigoda (Douglas) | Ochiltree | 7 | 254K | 34.8K | Jan 1993 – Jul 2026 |
| Worden & Drought Unit O-4-11373 | Firstrike Energy Corporation only | Charamousca (Wilcox 5400, E.) | Duval | 1 | 231K | 15.1K | Jan 1993 – Jun 2016 |
| First Gold 29-0-39-34 C O-10-63387 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 230K | 307K | Jan 2025 – Jul 2026 |
| First National Bank O-11-60457 | Unitex Oil & Gas, L.L.C. only | Sharon Ridge (Clear Fork) | Scurry | 8 | 198K | 21 | Jan 1993 – Jul 2026 |
| Culpepper "A" O-1-13478 | Chesapeake Operating, Inc. only | First Shot (Austin Chalk) | Gonzales | 2 | 196K | 163K | Jan 1993 – Jun 2014 |
| First National Trust O-14-6986 | Courson Oil & Gas, Inc. only | Wolfcreek (Douglas) | Ochiltree | 1 | 186K | 90.9K | May 1994 – Jul 2026 |
| Cusack O-1-14147 | EOG Resources, Inc. only | First Shot (Austin Chalk) | Gonzales | 1 | 182K | 62.2K | Nov 1997 – Oct 2023 |
| First National Shallow A O-13-28362 | R2Q Operating LLC only | Wichita County Regular | Wichita | 35 | 175K | 21 | Jan 1993 – Jul 2026 |
| A.D.D. Corporation O-1-6857 | First Light Operating, LLC only | Marcelina Creek (Austin Chalk) | Wilson | 3 | 173K | 52.9K | Jan 1993 – Jul 2026 |
| Purdon, D. et AL O-1-12981 | Marathon Oil Company only | First Shot (Austin Chalk) | Wilson | 1 | 156K | 153K | Jan 1993 – Oct 1996 |
| West Shiner Ranch O-1-12616 | First Rock, Inc. only | Pearsall (Austin Chalk) | Frio | 2 | 153K | 48.5K | Jan 1993 – Jul 2026 |
| Butler, Milton C. O-1-6619 | First Light Operating, LLC only | Sutil (Austin) | Wilson | 1 | 148K | 6.36K | Jan 1993 – Jul 2026 |
| Copeland, C. O-1-12690 | Magnolia Oil & Gas Operating LLC only | First Shot (Austin Chalk) | Gonzales | 1 | 145K | 11.8K | Jan 1993 – Jul 2026 |
| Schiffers O-1-14383 | First Light Operating, LLC only | Marcelina Creek (Austin Chalk) | Wilson | 5 | 134K | 38.6K | Sep 2001 – Jul 2026 |
| Copeland Karnes O-1-13598 | FW Eagle Ford I, LLC only | First Shot (Austin Chalk) | Karnes | 1 | 132K | 101K | Jan 1993 – Jul 2026 |
| Nordia Grande -A- O-1-14260 | Magnolia Oil & Gas Operating LLC only | First Shot (Austin Chalk) | Gonzales | 1 | 129K | 67.6K | Jun 1999 – Jul 2026 |
| Weber AC Unit O-1-15905 | EOG Resources, Inc. only | First Shot (Austin Chalk) | Gonzales | 1 | 126K | 165K | Aug 2011 – Jul 2026 |
| First National Co. -B- O-13-16135 | Ross, Dwight M. Drlg. Co., Inc. only | Bowers (Granite Wash) | — | 3 | 125K | 35 | Jan 1993 – Jul 2026 |
| Lewis & Clark 'S' O-1-20620 | Millennium Exploration Co. LLC only | First Shot (Austin Chalk) | Gonzales | 1 | 125K | 0 | May 2022 – Jul 2026 |
| LVF Schiffers O-1-11969 | First Light Operating, LLC only | Marcelina Creek (Austin Chalk) | Wilson | 5 | 121K | 16.1K | Jan 1993 – Jul 2026 |
| First United Methodist Church C O-10-41085 | Chevron U. S. A. Inc. only | Spraberry (Trend Area) | Midland | 3 | 118K | 297K | Dec 2010 – Jul 2026 |
| Gentry Ranch O-1-18092 | First Rock, Inc. only | A.W.P. (Olmos) | McMullen | 6 | 117K | 1.45M | Aug 2014 – Jul 2026 |
| First State Bank of White Deer O-14-2614 | Large Operating LLC only | Panhandle Carson County Field | — | 29 | 114K | 215K | Jan 1993 – Jul 2026 |
| West Estate Unit O-13-29688 | Assent Energy Partners, LLC only | Key's First (Chappel) | Hardeman | 1 | 114K | 3.23K | Oct 1999 – Jul 2026 |
| Aztec Robinson O-3-25597 | First Solid Energy Group, LP only | Blue Ridge | Fort Bend | 8 | 112K | 18.8K | May 2010 – Jul 2026 |
| West Estate O-13-29463 | Assent Energy Partners, LLC only | Key's First (Chappel) | Hardeman | 1 | 109K | 8.31K | Jan 1998 – Jul 2026 |
| Nordia Grande "C" O-1-14299 | Magnolia Oil & Gas Operating LLC only | First Shot (Austin Chalk) | Gonzales | 1 | 106K | 66.1K | Dec 1999 – Jul 2026 |
| Ragsdale O-1-13574 | Marathon Oil EF LLC only | First Shot (Austin Chalk) | Gonzales | 1 | 104K | 24.1K | Jan 1993 – Jun 2015 |
| Preston O-1-14187 | EOG Resources, Inc. only | First Shot (Austin Chalk) | Gonzales | 1 | 103K | 78.9K | Feb 1998 – Mar 2020 |
| Ward-Billings O-1-13225 | Rosewood Resources, Inc. only | First Shot (Austin Chalk) | Gonzales | 1 | 101K | 53.4K | Jan 1993 – Feb 2022 |
| First National Company O-13-4954 | Newport Operating, LLC only | Wichita County Regular | Wichita | 36 | 99.7K | 21 | Jan 1993 – Jul 2026 |
| First United Methodist Church B O-10-35794 | Chevron U. S. A. Inc. only | Spraberry (Trend Area) | Midland | 2 | 96.2K | 166K | May 1998 – Jul 2026 |
| First Bancorp Inc. Unit O-5-2336 | P.o.&g. Operating, LLC only | Thomas Lake (Rodessa B) | Henderson | 1 | 95.9K | 20K | Jan 1993 – Jul 2026 |
| BMW, Ltd O-1-7453 | First Light Operating, LLC only | Giddings (Austin Chalk-1) | Gonzales | 1 | 93.2K | 129K | Jan 1993 – Jul 2026 |
| Nordia Grande "D" O-1-14298 | Magnolia Oil & Gas Operating LLC only | First Shot (Austin Chalk) | Gonzales | 1 | 93K | 52.4K | Apr 2000 – Jul 2026 |
| Smith, E. E. Jr. Estate O-1-12612 | Hopco Operating, Inc. only | First Shot (Austin Chalk) | Gonzales | 4 | 92.5K | 57.6K | Jan 1993 – Apr 2013 |