| Caughlin Strawn /East Seg./ Unit O-13-15950 | Great American Resources Inc. | Caughlin (Strawn) | 54 | 586K | 57K | Jan 1993 – Jul 2026 |
| Alvord, S. /Caddo Congl./ Unit O-13-15095 | Great American Resources Inc. | Alvord, South (Caddo Congl.) | 57 | 384K | 631K | Jan 1993 – Jul 2026 |
| Caughlin Unit O-13-12582 | Stephens & Johnson Operating Co. | Caughlin (Strawn) | 41 | 328K | 94.4K | Jan 1993 – Jul 2026 |
| Tarrant County Waterboard O-13-17160 | Scout Energy Management LLC | Cap Yates (Consolidated Congl.) | 34 | 294K | 7.53M | Jan 1993 – Jul 2026 |
| East Unit O-13-16204 | Great American Resources Inc. | Alvord, South (Caddo Congl.) | 31 | 270K | 158K | Jan 1993 – Jul 2026 |
| Deaver (Caddo Congl) Unit O-13-19402 | Schalk Oil Company, Inc. | Alvord (Caddo Conglomerate) | 31 | 251K | 586K | Jan 1993 – Jul 2026 |
| Alvord Caddo Conglomerate Unit O-13-16776 | Great American Resources Inc. | Alvord (Caddo Conglomerate) | 23 | 235K | 289K | Jan 1993 – Jul 2026 |
| Whitten, J. H. O-13-27597 | Upham Oil & Gas Company | Morris (Consolidated Congl.) | 7 | 214K | 2.53M | Jan 1993 – Jul 2026 |
| Yates, I. G. O-13-9737 | Jay Management Company, LLC | Boonsville (Caddo Congl., N.) | 30 | 172K | 1.12M | Jan 1993 – Jul 2026 |
| Pryor (Caddo Conglomerate) Unit O-13-24499 | Schalk Oil Company, Inc. | Alvord (Caddo Conglomerate) | 13 | 167K | 340K | Jan 1993 – Jul 2026 |
| West Chico Unit O-13-10334 | Large Operating LLC | Chico, West (Caddo Congl. Upper) | 19 | 165K | 978K | Jan 1993 – Jul 2026 |
| Smith, C.M. et AL O-13-30412 | BKV Barnett, LLC | Alvord, South (Atoka) | 2 | 156K | 1.71M | Mar 2005 – Jul 2026 |
| Davenport -B- O-13-24916 | Large Operating LLC | Chico, West (Caddo Congl. Upper) | 4 | 148K | 690K | Jan 1993 – Jul 2026 |
| Malone (Caddo Conglomerate) Unit O-13-26300 | Schalk Oil Company, Inc. | Alvord (Caddo Conglomerate) | 10 | 145K | 453K | Jan 1993 – Jul 2026 |
| Ashe Bcde O-13-17153 | Large Operating LLC | Cap Yates (Consolidated Congl.) | 30 | 143K | 3.85M | Jan 1993 – Jul 2026 |
| Houston O-13-28731 | Western Chief Operating, L.L.C. | McCutchin (Ellenburger) | 2 | 138K | 120K | Jan 1994 – Jul 2026 |
| Caughlin Strawn West Unit O-13-14293 | Great American Resources Inc. | Caughlin (Strawn) | 33 | 135K | 12K | Jan 1993 – Jul 2026 |
| Audubon O-13-30473 | Eagleridge Operating, LLC | Newark, East (Barnett Shale) | 1 | 124K | 1.04M | Jun 2005 – Jul 2026 |
| Fuller O-13-17214 | Pop Operating Company | Chico | 5 | 120K | 717K | Jan 1993 – Jul 2026 |
| Blocker O-13-28777 | Western Chief Operating, L.L.C. | McCutchin (Ellenburger) | 2 | 115K | 137K | Apr 1994 – Jul 2026 |
| McDonald O-13-28779 | Western Chief Operating, L.L.C. | McCutchin (Ellenburger) | 2 | 106K | 117K | Apr 1994 – Jul 2014 |
| Taylor, Daisy O-13-28750 | Western Chief Operating, L.L.C. | McCutchin (Ellenburger) | 1 | 102K | 93.3K | Mar 1994 – Feb 2012 |
| Jones, Charles Howard O-13-19890 | Texxol Operating Company, Inc. | Alvord (Caddo Conglomerate) | 1 | 94.3K | 69.9K | Jan 1993 – Jul 2026 |
| Tobolowski -B- O-13-26598 | Texoma Oil Tools, Inc. | Alvord, South (Bryson Upper) | 4 | 90.3K | 473 | Jan 1993 – Jul 2026 |
| Cap Yates O-13-17154 | Jay Management Company, LLC | Cap Yates (Consolidated Congl.) | 8 | 79.9K | 1.49M | Jan 1993 – Jul 2026 |
| H. D. Read et AL O-13-32843 | Upham Oil & Gas Company | Tidwell (Strawn 4600) | 1 | 76.2K | 94.1K | Oct 2013 – Jul 2026 |
| Duke, E. L. O-13-23531 | Scout Energy Management LLC | Morris (Consolidated Congl.) | 4 | 69.8K | 887K | Jan 1993 – Mar 2024 |
| Morris, R. L. -A- O-13-6978 | Ipr Energy Partners, LLC | Chico, West (Caddo Congl. Upper) | 22 | 69.5K | 2.44M | Jan 1993 – Jul 2026 |
| Dewbre, Walter O-13-28640 | Eagleridge Operating, LLC | Morris (Consolidated Congl.) | 3 | 68.4K | 164K | May 1993 – Jul 2026 |
| Morris, R. L. "C" O-13-23732 | Ipr Energy Partners, LLC | Betty M (Caddo Lime) | 3 | 68K | 566K | Jan 1993 – Jul 2026 |
| Wilson-Casey O-13-33246 | Texxol Operating Company, Inc. | Newark, East (Barnett Shale) | 1 | 66.4K | 1.51M | Feb 2015 – Jul 2026 |
| Forman O-13-30613 | Burlington Resources O & G Co LP | Newark, East (Barnett Shale) | 4 | 65.4K | 1.98M | Oct 2005 – Apr 2012 |
| Crawford, C. E. O-13-30926 | Texxol Operating Company, Inc. | Risch, East (Caddo Congl.) | 2 | 65.1K | 82 | Dec 2007 – Jul 2026 |
| Greer, Flavis O-13-12285 | Jay Management Company, LLC | Morris (Strawn) | 2 | 64.5K | 299K | Jan 1993 – Jul 2026 |
| Duke, Frances O-13-28151 | Scout Energy Management LLC | Morris (Consolidated Congl.) | 1 | 63.3K | 485K | Jan 1993 – Jul 2026 |
| Lanham, R. F. O-13-27032 | Devon Energy Production Co, L.P. | Morris (Consolidated Congl.) | 2 | 62.6K | 288K | Jan 1993 – Sep 2015 |
| Taylor, Daisy O-13-28811 | CD Consulting & Operating Co. | McCutchin (Ellenburger) | 1 | 61.1K | 57.7K | Jun 1994 – Jun 2020 |
| Stockton, Richard L. O-13-13211 | BKV Barnett, LLC | Lester-Rawle (Strawn 4200) | 2 | 58.7K | 73.3K | Jan 1993 – May 2026 |
| Sealy "B" O-13-29568 | Large Operating LLC | Cap Yates (Consolidated Congl.) | 5 | 55.6K | 909K | Jun 1998 – Jul 2026 |
| Stewart, J. S. O-13-16292 | Great American Resources Inc. | Risch, East (Caddo Congl.) | 10 | 55.5K | 217K | Jan 1993 – Jul 2026 |
| Federal-Gage O-13-28427 | Devon Energy Production Co, L.P. | Alvord, South (Atoka) | 1 | 55.2K | 2.73M | Jan 1993 – Jan 2012 |
| Ollie Culwell O-8-31186 | Scout Energy Management LLC | Cal-Tex (Strawn) | 1 | 54.5K | 172K | Mar 2013 – Jul 2026 |
| Improvement District O-13-29595 | Scout Energy Management LLC | Cap Yates (Consolidated Congl.) | 2 | 53.4K | 804K | Jul 1998 – Jul 2026 |
| T.C.W.B. Un. 3 O-13-29036 | Eagleridge Operating, LLC | Morris (Strawn) | 2 | 53.1K | 71.7K | Sep 1995 – Jul 2026 |
| Newsome, D. W. O-13-23022 | Scout Energy Management LLC | Risch, East (Caddo Congl.) | 6 | 52.8K | 310K | Jan 1993 – Jul 2026 |
| Gage, C.L. OU "F" O-13-28908 | Scout Energy Management LLC | Boonsville, South (Atoka) | 1 | 50.5K | 368K | Oct 1994 – Jul 2026 |
| Leftwick, E. (Cons. Congl.) Unit O-13-23721 | Aspen Operating Company, L.L.C. | Morris (Consolidated Congl.) | 7 | 50K | 107K | Jan 1993 – Aug 2017 |
| Morris, R. L. -C- O-13-10640 | Ipr Energy Partners, LLC | Meander, South (Congl.) | 16 | 49.5K | 1.49M | Jan 1993 – Jul 2026 |
| Barnett, Patricia O-13-31018 | Eagleridge Operating, LLC | Newark, East (Barnett Shale) | 1 | 49.4K | 723K | Nov 2007 – Jul 2026 |
| Hutchison -B- O-13-13435 | Jay Management Company, LLC | Barrow (Strawn) | 3 | 49.3K | 33.9K | Jan 1993 – Jul 2026 |