| Cartwright O-11-69791 | Onaroll Operating LLC only | Smith (Spraberry) | Lynn | 3 | 1.21M | 277K | Sep 2011 – Jul 2026 |
| Cartwright-Moore Unit O-3-23302 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Milam | 1 | 272K | 193K | Jun 1997 – Jul 2026 |
| Cartwright "Q" O-13-9078 | Pony Express Corporate Trust only | Texoma, East (Tannehill) | Knox | 16 | 231K | 21 | Jan 1993 – Jul 2026 |
| Cartwright Ranch O-2-11178 | Royal Production Company, Inc. only | Lagarto, West (1ST Yegua) | Live Oak | 3 | 206K | 276K | Apr 2015 – Jul 2026 |
| Cartwright-Moore Unit O-3-23512 | Union Pacific Resources Company only | Giddings (Buda) | Milam | 1 | 115K | 50.4K | Jun 1997 – Jan 1999 |
| Cartwright, L. O-13-342 | PE - Texas, LLC only | Archer County Regular | Archer | 13 | 58.1K | 69 | Jan 1993 – Jul 2026 |
| Cartwright O-2-2250 | Blue Wing Energy, Inc. only | Mount Lucas (2500) | — | 2 | 55.5K | 480 | Jan 1993 – Jul 2026 |
| Cartwright O-2-9041 | Choice Exploration, Inc. only | Mt. Lucas (Hockley, Lower) | Live Oak | 1 | 48.8K | 57.5K | Feb 2006 – Mar 2012 |
| Cartwright, H. -A- O-2-4752 | Blue Wing Energy, Inc. only | Mount Lucas (2500) | — | 1 | 45.6K | 327 | Jan 1993 – Jul 2026 |
| Cartwright Ranch O-2-11761 | Royal Production Company, Inc. only | Mount Lucas (5200) | Live Oak | 1 | 31.8K | 25.5K | Aug 2017 – Jul 2026 |
| Cartwright, Holman O-2-7247 | Cologne Production Company only | Holman (5300) | Live Oak | 1 | 19.7K | 74.5K | Jan 1993 – Sep 2010 |
| Cartwright O-13-28468 | PE - Texas, LLC only | Sheckells (Mississippian) | Archer | 1 | 18.1K | 27 | Jan 1993 – Jul 2026 |
| Cartwright, Holman O-2-6174 | Cologne Production Company only | Holman (Hockley 2ND) | Live Oak | 16 | 16.7K | 19.9K | Jan 1993 – Nov 2013 |
| Cartwright O-1-14993 | MB Energy, LLC only | Tres Encanto (Escondido) | La Salle | 1 | 13.2K | 118K | Oct 2008 – Jul 2026 |
| Cartwright, Perry V. O-13-18153 | Sullivan, Hollis R. Inc. only | Goree | Knox | 16 | 12.5K | 21 | Jan 1993 – May 2004 |
| Cartwright, L. (Cartwright Unit) O-6-13918 | Mitchell Energy Corporation only | Lassater (Travis Peak, Gas) | Marion | 1 | 9.83K | 105K | Dec 1998 – Jul 1999 |
| Cartwright, P. V. (West) O-13-20607 | Ames, Adrian only | Goree | Knox | 5 | 8.44K | 28 | Jan 1993 – Jul 2026 |
| Cartwright, L., -A- O-13-12571 | Colvin, Hayes & Associates, Inc only | Archer County Regular | — | 7 | 6.15K | 48 | Jan 1993 – Jul 2026 |
| Cartwright Ranch O-2-10672 | Royal Production Company, Inc. only | Holman (Hockley 3RD) | Live Oak | 1 | 5.14K | 0 | Aug 2013 – Sep 2020 |
| Cartwright "1022" O-14-8198 | Mewbourne Oil Company only | Allen-Parker (Marmaton) | Ochiltree | 1 | 4.82K | 3.6K | Aug 2010 – Nov 2024 |
| Cartwright, Holman O-2-2559 | Cologne Production Company only | Mt. Lucas (McIver Sand) | Live Oak | 1 | 3.92K | 587 | Jan 1993 – Sep 1996 |
| Cartwright O-14-7865 | H & L Operating Co., LLC only | At (Morrow, Upper) | Sherman | 1 | 3.73K | 3.4K | Mar 2008 – May 2012 |
| Cartwright O-1-3845 | Eagle Ford Oil Co., Inc. only | Luling-Branyon | — | 3 | 2.91K | 2.1K | Jan 1993 – Jul 2026 |
| Cartwright Ranch A O-2-12006 | Tare Resources, LLC only | Lagarto, West (1ST Yegua) | Live Oak | 1 | 2.61K | 0 | Jun 2020 – Jul 2026 |
| Cartwright -A- O-1-12060 | Buffalo Oil Corp. only | Washburn, West (Wilcox 5100) | La Salle | 1 | 2.43K | 29 | Jan 1993 – Jul 2026 |
| Cartwright, H. G. O-1-3967 | Ridgeling Well Salvage only | Luling-Branyon | — | 4 | 2.32K | 21 | Jan 1993 – Jul 2026 |
| Cartwright Ranch O-2-12341 | Royal Production Company, Inc. only | Holman (Hockley 1ST) | Live Oak | 1 | 1.94K | 0 | Feb 2022 – Jul 2026 |
| Cartwright O-2-3684 | Cologne Production Company only | Mt. Lucas (V-4 Sand) | — | 2 | 1.64K | 202 | Jan 1993 – Mar 2004 |
| Cartwright, A. M. "D" O-1-3614 | Eagle Ford Oil Co., Inc. only | Luling-Branyon | — | 4 | 1.63K | 6.36K | Jan 1993 – Jul 2026 |
| Cartwright, A.M. -B- O-1-2829 | Eagle Ford Oil Co., Inc. only | Luling-Branyon | Caldwell | 15 | 1.33K | 11.9K | Jan 1993 – Jul 2026 |
| Cartwright O-1-14734 | Millennium Petro-Physics, Inc. only | Tres Encanto (Escondido) | La Salle | 1 | 1.3K | 0 | Apr 2006 – Jul 2026 |
| Cartwright, A.M. O-1-2709 | Eagle Ford Oil Co., Inc. only | Luling-Branyon | — | 6 | 1.07K | 7.12K | Jan 1993 – Jul 2026 |
| Cartwright, A. M. -C- O-1-2840 | Eagle Ford Oil Co., Inc. only | Luling-Branyon | — | 5 | 1.05K | 7.57K | Jan 1993 – Jul 2026 |
| Cartwright "A" O-1-14915 | Lewis Petro Properties, Inc. only | Cooke Ranch (Olmos) | La Salle | 1 | 814 | 7.82K | Oct 2007 – Jul 2026 |
| Cartwright, A.M. "A" O-1-5855 | Eagle Ford Oil Co., Inc. only | Luling-Branyon | Caldwell | 3 | 611 | 4.62K | Jan 1993 – Jul 2026 |
| Cartwright, A. M. O-1-3493 | Eagle Ford Oil Co., Inc. only | Luling-Branyon | — | 2 | 535 | 8.85K | Jan 1993 – Jul 2026 |
| McNeill-Cartwright Unit O-2-12151 | Double Play Oil & Gas, Inc only | Dinero, W. (5600) | Live Oak | 1 | 150 | 0 | Sep 2019 – Jul 2026 |
| Cartwright O-1-4249 | Buffalo Oil Corp. only | Washburn, West (Wilcox Lo.) | — | 1 | 82 | 22 | Jan 1993 – Jul 2026 |
| Cartwright, Lon "A" O-8-15790 | Heart Land Petroleum Corporation only | Proctor (Gardner) | Taylor | 1 | 53 | 1.85K | Jan 1993 – May 1994 |
| Cartwright -A- O-1-5099 | Buffalo Oil Corp. only | Washburn, West (5270) | La Salle | 2 | 46 | 21 | Jan 1993 – Jul 2026 |
| Cartwright O-13-15869 | Wortham, E. H. only | Cartwright (Strawn, Lo.) | — | 1 | 40 | 6 | Jan 1993 – Mar 2008 |
| Holman Cartwright O-2-8533 | Cologne Production Company only | Holman (Hockley 1ST) | Live Oak | 2 | 39 | 2 | Apr 1998 – Nov 2013 |
| Cartwright, Holman -C- G-2-45897 | Royal Production Company, Inc. only | Mount Lucas (2200) | — | 1 | 0 | 0 | Jan 1993 – Jul 2014 |
| Cartwright, Holman -C- G-2-45896 | Royal Production Company, Inc. only | Mount Lucas (2100) | — | 1 | 0 | 184K | Jan 1993 – Jul 2014 |
| Cartwright G-1-294992 | Verdun Oil & Gas LLC only | Hawkville (Eagleford Shale) | La Salle | 1 | 0 | 1.88M | Oct 2022 – Jul 2026 |
| Cartwright, Holman -A- G-2-35013 | Royal Production Company, Inc. only | Mount Lucas (2150) | — | 1 | 0 | 0 | Jan 1993 – Jan 2015 |
| Cartwright, Holman -A- G-2-34703 | Royal Production Company, Inc. only | Mount Lucas (4300) | — | 1 | 0 | 6 | Jan 1993 – Jan 2015 |
| Cartwright G-1-294961 | Verdun Oil & Gas LLC only | Hawkville (Eagleford Shale) | La Salle | 1 | 0 | 2.12M | Feb 2023 – Jul 2026 |
| Cartwright G-1-267354 | Verdun Oil & Gas LLC only | Hawkville (Eagleford Shale) | La Salle | 1 | 0 | 1.27M | Apr 2012 – Jul 2026 |
| Cartwright, Holman G-2-33780 | Cologne Production Company only | Mount Lucas (5600) | — | 1 | 0 | 0 | Jan 1993 – Sep 1997 |