| Walker, Alice, "C" G-8-18527 | Petex only | Walker-Davis (Marble Falls) | Stephens | 1 | 354 | 406K | by Jan 1993 – May 2015 |
| Castleberry G-8-124323 | Yellow Rose Oil & Gas Operating only | Reb (Marble Falls) | Eastland | 1 | 353 | 6.2K | by Jan 1993 – Nov 1994 |
| Belding Ranch O-8-31603 | Petrobal Omega 1, LLC only | Burns-Dalton(marble Falls) | Palo Pinto | 1 | 350 | 72.2K | Nov 2014 – Aug 2018 |
| Kloh G-8-17489 | E & S Operating Company only | Caddo (Marble Falls) | Stephens | 1 | 348 | 51.9K | by Jan 1993 – Feb 2017 |
| Long, Tony "A" O-8-16113 | North Ridge Corporation only | Foster (Marble Falls) | Eastland | 1 | 348 | 9.23K | by Jan 1993 – Jun 1996 |
| Long "A" O-8-17145 | North Ridge Corporation only | Foster (Marble Falls) | Eastland | 1 | 347 | 8.83K | by Jan 1993 – Apr 1996 |
| 101 Ranch O-8-30258 | Athena Resources, Inc. only | Strawn, NW. (Marble Falls) | Palo Pinto | 1 | 347 | 2.35K | Nov 2008 – Feb 2009 |
| Falls, W. T. "A" O-11-11425 | Omni Operating Company(a) only | Sharon Ridge (Clear Fork) | Scurry | 1 | 347 | 34 | by Jan 1993 – Jul 1998 |
| Lefall, C. G-6-201315 | Bowles Energy, Inc. only | Waskom, S.W. (Cotton Valley) | Harrison | 1 | 346 | 165K | Feb 2004 – Aug 2026 |
| Laycock G-13-148555 | Southern Alliance Oil Corp. only | Laycock (Marble Falls) | Jack | 1 | 344 | 39.1K | Mar 1994 – Jul 2014 |
| Wright O-8-22053 | Smith Pipe of Abilene only | Reb (Marble Falls) | Eastland | 2 | 344 | 35.1K | by Jan 1993 – Sep 1994 |
| Briscoe O-13-32941 | Rife Energy Operating, Inc. only | Barnett (Marble Falls, Oil) | Jack | 1 | 339 | 0 | Apr 2014 – Dec 2014 |
| Clayton Ranch C G-13-287020 | Oakridge Oil and Gas, LP only | KRS (Marble Falls) | Jack | 1 | 338 | 9.71K | Mar 2019 – Apr 2023 |
| Armstrong G-8-181617 | DMV Pipeline LLC only | Desdemona, E. (Marble Falls) | Erath | 1 | 337 | 110K | Jan 2001 – Jun 2019 |
| Ashburn O-8-21273 | Furry Producing Company only | Ashburn (Marble Falls) | Brown | 1 | 337 | 21 | by Jan 1993 – Jun 2002 |
| Brown, R. A. G-8-143606 | Safari Resources, LLC only | Crystal Falls (Congl. 4100) | Stephens | 1 | 337 | 73.2K | Jul 1993 – Sep 1994 |
| Riebe, Angelina G-8-144530 | Hunter Energy, Inc. only | Johnston Gap (Marble Falls) | Palo Pinto | 1 | 337 | 101K | Feb 1993 – Jul 2015 |
| Carlton G-8-214218 | Cholla Petroleum, Inc. only | Indianola (Marble Falls) | Erath | 1 | 335 | 209K | Jan 2006 – Dec 2011 |
| David Holub G-8-281137 | Tracer Operating, Inc. only | Strawn, NW. (Marble Falls) | Palo Pinto | 1 | 335 | 90K | Jan 2016 – Dec 2025 |
| Morris G-8-78826 | Eastland Operating, L.L.C. only | Morgan Mill (Marble Falls) | Erath | 1 | 335 | 207K | by Jan 1993 – Apr 2026 |
| Bridges, Ima G-8-218973 | Lexgas, Inc. only | Pickwick (Marble Falls) | Palo Pinto | 1 | 335 | 99.1K | Jul 2006 – Dec 2024 |
| South Graford O-8-31447 | Proco Operating Co., Inc. only | Pickwick (Marble Falls) | Palo Pinto | 1 | 333 | 11K | Aug 2013 – Jul 2017 |
| Riebe, Angelina O-8-24270 | Hunter Energy, Inc. only | Johnston Gap (Marble Falls) | Palo Pinto | 2 | 332 | 13.2K | by Jan 1993 – Apr 2006 |
| David Holub G-8-281123 | Tracer Operating, Inc. only | Strawn, NW. (Marble Falls) | Palo Pinto | 1 | 332 | 90.9K | Jan 2016 – Dec 2025 |
| Duster Unit G-8-141643 | Eastland Operating, L.L.C. only | Mittie (Marble Falls) | Comanche | 1 | 331 | 107K | by Jan 1993 – Aug 2026 |
| Robinson Ranch "66" G-8-153288 | Cumming Company, Inc. The only | Strawn, NW. (Marble Falls) | Palo Pinto | 1 | 329 | 133K | Mar 1995 – Oct 1998 |
| Thomas, B. G. G-8-138052 | Watson Oil & Gas, Inc. only | Duster, NE. (Marble Falls 2750) | Comanche | 1 | 325 | 107K | by Jan 1993 – Jun 2007 |
| Wimberly B G-13-285275 | Oakridge Oil and Gas, LP only | Neale (Marble Falls) | Jack | 1 | 325 | 7.48K | Nov 2018 – Feb 2023 |
| Johnson, H. H. "E" G-8-141641 | Pitcock, Inc. only | Burns-Dalton(marble Falls) | Palo Pinto | 1 | 324 | 16.3K | by Jan 1993 – Oct 1998 |
| Baird G-8-125104 | Blackbird R 22 OG L.L.C. only | Carrie Cole (Marble Falls) | Eastland | 1 | 324 | 399K | by Jan 1993 – Sep 2025 |
| Bramlet "B" O-8-21291 | Formation Recovery LLC only | Bbb&c, BLK.3 (Marble Falls) | Comanche | 1 | 324 | 7.07K | by Jan 1993 – Aug 2007 |
| Shanafelt "C" G-13-74366 | Stephens & Johnson Operating Co. only | Shanafelt (Marble Falls) | Young | 1 | 322 | 89.9K | by Jan 1993 – Nov 2015 |
| Huddleston, H.J. O-8-15097 | Flo a & P Inc. only | Beattie, N. (Marble Falls) | Comanche | 1 | 319 | 14.7K | by Jan 1993 – Oct 2003 |
| Best, Joe G-8-237581 | Lexgas, Inc. only | Momma Bear (Marble Falls) | Palo Pinto | 1 | 319 | 84.3K | Mar 2008 – Feb 2023 |
| Ball G-8-197334 | Tandem Energy Corporation only | C.B. Long, (Marble Falls) | Palo Pinto | 1 | 319 | 339K | Sep 2003 – Aug 2026 |
| Goodlett G-8-160612 | Basal Corporation only | Granbury, NE. (Marble Falls) | Hood | 1 | 318 | 333K | Dec 1996 – Jun 2008 |
| Stewart-Whittington O-8-22354 | Richey, Ray Management Co., Inc. only | Reb (Marble Falls) | Eastland | 2 | 318 | 47.1K | by Jan 1993 – Apr 1996 |
| Allen Ranch G-8-88394 | Sitton, Ronnie Incorporated only | Lipan (Marble Falls) | Hood | 1 | 317 | 53.2K | by Jan 1993 – Oct 2005 |
| Tankersly (West) G-8-137873 | Eastland Operating, L.L.C. only | Reb (Marble Falls) | Eastland | 1 | 317 | 124K | by Jan 1993 – Oct 2025 |
| Ball G-8-184082 | Tandem Energy Corporation only | C.B. Long, (Marble Falls) | Palo Pinto | 1 | 313 | 239K | Jul 2001 – Dec 2004 |
| Reed G-8-103381 | Ronning Gas and Oil LLC only | JMJ (Marble Falls) | Eastland | 1 | 313 | 45.6K | by Jan 1993 – Aug 2017 |
| Owen G-8-122367 | Hughes & Patterson Oper. Corp. only | Laverrell (Marble Falls) | Shackelford | 1 | 312 | 79.7K | by Jan 1993 – Nov 2000 |
| Brimer O-8-31383 | Crown Equipment Co. only | Oran (Marble Falls) | Palo Pinto | 1 | 312 | 12K | Oct 2013 – Nov 2014 |
| A B Unit G-8-147835 | 4W Operating, LLC only | Crystal Falls (Congl. 4100) | Stephens | 1 | 311 | 253K | Dec 1993 – Aug 2026 |
| Carsey, J. C. G-8-218981 | Lexgas, Inc. only | Pickwick (Marble Falls) | Palo Pinto | 1 | 309 | 101K | Jul 2006 – Mar 2023 |
| Lowrance O-8-21259 | Texxol Operating Company, Inc. only | Reb (Marble Falls) | Eastland | 1 | 308 | 8.48K | by Jan 1993 – Mar 1996 |
| Bond G-8-141339 | Lowrance Inc. only | Reb (Marble Falls) | Eastland | 1 | 305 | 58.8K | by Jan 1993 – Apr 2008 |
| William Hinkson O-8-30296 | Tempo Resources GP, LLC only | Burns-Dalton(marble Falls) | Palo Pinto | 1 | 305 | 16.1K | Dec 2008 – Mar 2010 |
| Ball G-8-273851 | Tandem Energy Corporation only | Strawn, East (Marble Falls) | Palo Pinto | 1 | 305 | 136K | Mar 2013 – Mar 2024 |
| Crawford, Elizabeth G-8-134069 | Texxol Operating Company, Inc. only | Burns-Dalton(marble Falls) | Palo Pinto | 1 | 304 | 85.6K | by Jan 1993 – Oct 2000 |