| Moore-Langdon O-14-1131 | Porter Operating Company, L.L.C. only | Panhandle Hutchinson County Fld. | Hutchinson | 15 | 55.6K | 130K | by Jan 1993 – Mar 2024 |
| Kovar-Porter Unit O-3-21594 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 3 | 53.5K | 750K | by Jan 1993 – Jun 2023 |
| Porter-Porter Unit O-3-20857 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 52.3K | 562K | by Jan 1993 – Nov 2023 |
| Meek. Robert E. G-3-250514 | Faulconer Energy, LLC only | Porter's Creek (Yegua) | Wharton | 1 | 52K | 2M | Apr 2009 – Aug 2026 |
| Porter, H. J. O-10-7244 | A & B Oil only | Ward, South | Ward | 2 | 51.6K | 1.21K | by Jan 1993 – Aug 2026 |
| Meek G-3-236477 | Faulconer Energy, LLC only | Porter's Creek (Yegua) | Wharton | 1 | 49.9K | 2.54M | Jun 2008 – Aug 2026 |
| Holt G-3-255263 | Faulconer Energy, LLC only | Porter's Creek (Yegua) | Wharton | 1 | 49.4K | 2.3M | Feb 2010 – Jun 2018 |
| Portero G-4-181503 | Bordertown Energy Resources, LLC only | Coyote, West (Queen City) | Jim Hogg | 1 | 44.3K | 2.92M | Feb 2001 – Aug 2026 |
| Porter, Clarence O-11-60009 | Fasken Oil and Ranch, Ltd. only | Clara Good (Fusselman) | Borden | 1 | 43.3K | 27.8K | by Jan 1993 – Feb 2005 |
| Yegua-Porter Unit G-3-150305 | Enervest Operating, L.L.C. only | Giddings (Austin Chalk, Gas) | Burleson | 1 | 41.3K | 946K | Feb 1994 – Mar 2005 |
| Carriere, Evelyn C. et Al G-3-135650 | Faulconer Energy, LLC only | Porter's Creek (Yegua) | Wharton | 1 | 40.1K | 3.85M | by Jan 1993 – Aug 2026 |
| Couey-Harfst Gas Unit G-3-222307 | Mountain V Texas, LLC only | Porter's Creek, South (Wilcox) | Wharton | 1 | 39.4K | 5.55M | Aug 2006 – Jan 2025 |
| Berger-Porterfield Unit O-3-21523 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Brazos | 1 | 38.5K | 382K | by Jan 1993 – Jan 2000 |
| Porter, D. H. O-14-1981 | Top O'Texas Energy, L.P. only | Panhandle Wheeler County Field | Wheeler | 6 | 37.8K | 192 | by Jan 1993 – Aug 2026 |
| Combs Etal O-14-193 | Porter Operating Company, L.L.C. only | Panhandle Gray County Field | Gray | 6 | 36.6K | 195K | by Jan 1993 – Aug 2026 |
| Porter "413" G-14-266680 | Mewbourne Oil Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 36.3K | 343K | Dec 2011 – Aug 2026 |
| Holt, James I et UX G-3-154975 | Mission Resources Corporation only | Porter's Creek (Yegua) | Wharton | 1 | 35.6K | 1.36M | Aug 1995 – Jul 2001 |
| Porter, L. Gas Unit G-3-142758 | Wildfire Energy Operating LLC only | Lyons (Georgetown) | Burleson | 1 | 35.3K | 694K | by Jan 1993 – Jul 2026 |
| Janssen, John O-2-1260 | Milam, Inc. only | Porter, NE. (Pettus) | Karnes | 1 | 35.2K | 21 | by Jan 1993 – Jul 2022 |
| Porter 324 G-14-278469 | BE Anadarko II, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 35.1K | 570K | May 2014 – May 2022 |
| Porter-Horton O-6-10022 | Cook Exploration Co. only | Willow Springs (Pettit) | Gregg | 1 | 35K | 270K | by Jan 1993 – Aug 2026 |
| Porterfield, D. G. O-8-29049 | Patton, E. N. Oil Company, Inc. only | Jones County Regular | Jones | 2 | 34.8K | 4.84K | Oct 2001 – Dec 2025 |
| Richter-Niles G-3-265207 | Faulconer Energy, LLC only | Porter's Creek (Yegua) | Wharton | 1 | 34.1K | 2.29M | May 2012 – Aug 2026 |
| Porter, E.B. Unit O-3-14696 | Apache Corporation only | Giddings (Austin Chalk-3) | Burleson | 2 | 33.9K | 892K | by Jan 1993 – Sep 2015 |
| Porter, E. B. G-3-219043 | Wildfire Energy Operating LLC only | Giddings (Buda) | Burleson | 1 | 32.8K | 48.6K | Sep 2006 – Jul 2026 |
| Porter, E. C. O-13-3730 | Self, Charles Lynn only | Hoefle (Pool) | Jack | 1 | 32.8K | 104K | by Jan 1993 – Aug 2026 |
| Porter, J. B. Jr et al Unit O-3-12923 | Poco LLC only | Giddings (Austin Chalk-3) | Lee | 1 | 32.5K | 403K | by Jan 1993 – Nov 2012 |
| Bell Farm G-3-134106 | Faulconer Energy, LLC only | Porter's Creek (Yegua) | Wharton | 1 | 32.2K | 4.58M | by Jan 1993 – Aug 2026 |
| Porter Unit 324 G-14-278429 | BE Anadarko II, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 32.1K | 429K | Mar 2015 – May 2025 |
| Porter, D. H., -A- O-14-2521 | Top O'Texas Energy, L.P. only | Panhandle Wheeler County Field | Wheeler | 3 | 31.7K | 153 | by Jan 1993 – Aug 2026 |
| Porter-Riley G-13-261424 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 30.7K | 1.58M | Feb 2011 – Aug 2026 |
| Porter , J. Holland O-3-21072 | Rme Petroleum Company only | Giddings (Austin Chalk-3) | Burleson | 1 | 29.8K | 554K | by Jan 1993 – Jun 2000 |
| Porter, A. L.estate O-13-7400 | K R Well Technology, LLC only | Young County Regular | Young | 20 | 28.8K | 20 | by Jan 1993 – Mar 2019 |
| Porter Unit 324 G-14-278435 | BE Anadarko II, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 28.6K | 590K | Mar 2015 – Aug 2026 |
| Porterhouse Unit A-255 G-3-186107 | EOG Resources, Inc. only | Mossy Grove (Glen Rose) | Madison | 1 | 27.7K | 2.08M | Mar 2001 – Jun 2020 |
| Porter-Porter "a" Unit O-3-20981 | Rme Petroleum Company only | Giddings (Austin Chalk-3) | Burleson | 1 | 27.5K | 329K | by Jan 1993 – Oct 2000 |
| Contella-Porter Unit O-3-21138 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 27.3K | 390K | by Jan 1993 – Apr 2002 |
| Porter O-13-31449 | Reed Production, Inc. only | Cooke County Regular | Cooke | 3 | 27.2K | 0 | Aug 2009 – Aug 2026 |
| Porter Unit 324 G-14-278432 | BE Anadarko II, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 27.1K | 438K | Mar 2015 – Jan 2026 |
| Porter-Riley G-13-258607 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 25.9K | 2.4M | Jan 2011 – Aug 2026 |
| Carriere-Henderson G-3-133688 | Faulconer Energy, LLC only | Porter's Creek (Yegua) | Wharton | 1 | 25.6K | 4.14M | by Jan 1993 – Aug 2026 |
| Portero G-4-208835 | Bordertown Energy Resources, LLC only | Coyote, West (Queen City) | Jim Hogg | 1 | 25.6K | 1.29M | Mar 2005 – Aug 2026 |
| Porter-Trask O-3-23910 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 25.3K | 27.6K | May 2000 – May 2002 |
| Porter, Holland -A- O-3-14307 | Kouatli, Aiman M. only | Caldwell (Austin Chalk) | Burleson | 1 | 24.6K | 103K | by Jan 1993 – Jul 2026 |
| Halamicek, J. A. et al Unit G-3-132532 | Faulconer Energy, LLC only | Porter's Creek (Yegua) | Wharton | 1 | 23.1K | 2.67M | by Jan 1993 – Aug 2026 |
| Porter G-14-85007 | Crawley Petroleum Corporation only | Twitty (Granite Wash) | Wheeler | 1 | 22.8K | 934K | by Jan 1993 – Aug 2026 |
| Janosek O-2-9371 | Bay Rock Operating Company only | Porter, West (Pettus) | Karnes | 1 | 21.9K | 19K | Jan 2010 – Dec 2022 |
| Porter Unit G-13-272060 | BKV Barnett II, LLC only | Newark, East (Barnett Shale) | Montague | 1 | 21.3K | 2.17M | May 2013 – Aug 2026 |
| Zboril-Henderson G.U. G-3-261715 | Faulconer, Vernon E., Inc. only | Porter's Creek (Yegua) | Wharton | 1 | 21.1K | 1.04M | May 2011 – Sep 2014 |
| Porter 34 O-10-38883 | Galilee Oil Investments LLC only | Porter Ranch (Strawn) | Pecos | 1 | 20.8K | 575K | Feb 2007 – Apr 2020 |