| Loffer, Sallie O-6-10212 | Linden, East ( Cotton Valley) | Cass | 1 | 249K | 394K | Jan 1993 – Jul 2026 |
| Williams, Joseph G. O-10-28664 | Yarbrough & Allen (Wolfcamp) | Ector | 2 | 197K | 40.3K | Jan 1993 – Jul 2026 |
| Lemmon,l. O-6-5899 | Linden, East ( Cotton Valley) | — | 1 | 173K | 92.1K | Jan 1993 – Jul 2026 |
| McCray, Will O-6-10446 | Linden, East ( Cotton Valley) | Cass | 2 | 159K | 172K | Jan 1993 – Jul 2026 |
| Bell, William, Jr O-6-10302 | Linden, East ( Cotton Valley) | Cass | 4 | 131K | 70K | Jan 1993 – Jul 2026 |
| McBrayer, J. R. O-6-10867 | Linden, East ( Cotton Valley) | Cass | 1 | 118K | 143K | Jan 1993 – Jul 2026 |
| Hooper, E. S. O-6-4818 | Linden, East ( Cotton Valley) | Cass | 2 | 112K | 128K | Jan 1993 – Jul 2026 |
| Allday Supply Company O-6-5973 | Linden, East ( Cotton Valley) | Cass | 2 | 106K | 80.9K | Jan 1993 – Jul 2026 |
| Cass County Iron Company O-6-11877 | Iron Lake | Cass | 2 | 91.9K | 1.3K | Jan 1993 – Jul 2026 |
| Shelton, C. C. O-6-15559 | Linden, East ( Cotton Valley) | Cass | 2 | 86.8K | 103K | May 2017 – Jul 2026 |
| Chew, W. D. O-6-5256 | Excelsior (Pettit -C-) | — | 1 | 86.1K | 85.1K | Jan 1993 – Jul 2026 |
| Grogan Minerals O-6-15041 | Linden, East ( Cotton Valley) | Cass | 1 | 79.8K | 0 | Feb 2011 – Jul 2026 |
| Cass County Iron Co. O-6-15112 | Iron Lake | Cass | 4 | 76.4K | 0 | Oct 2011 – Jul 2026 |
| Morse Unit O-6-15195 | Linden, East ( Cotton Valley) | Cass | 1 | 72.4K | 72.5K | Jul 2012 – Jul 2026 |
| Shelton, W. L. O-6-10104 | Linden, East ( Cotton Valley) | Cass | 2 | 70.4K | 16.2K | Jan 1993 – Jul 2026 |
| Corbett O-6-11756 | Linden, East ( Cotton Valley) | Cass | 3 | 61.7K | 94.4K | Jan 1993 – Jul 2026 |
| M. Lancaster Unit O-6-5577 | Linden, East ( Cotton Valley) | — | 1 | 59.9K | 2.78K | Jan 1993 – Jul 2026 |
| Shelton, C. C. Estate O-6-5915 | Linden, East ( Cotton Valley) | — | 1 | 58.2K | 81.8K | Jan 1993 – Jul 2026 |
| Corbett, J. M. "B" O-6-10568 | Linden, East ( Cotton Valley) | Cass | 1 | 58.1K | 82.6K | Jan 1993 – Jul 2026 |
| Shelton O-6-12982 | Rodessa, NW. (Dees, Upper) | Cass | 1 | 58K | 154K | Jan 1993 – Jul 2026 |
| Brown, O. E. O-6-5944 | Linden, East ( Cotton Valley) | — | 1 | 52.2K | 264K | Jan 1993 – Jul 2026 |
| Howard Carney Unit O-6-10163 | Linden, East ( Cotton Valley) | Cass | 1 | 45.5K | 20 | Jan 1993 – Jul 2026 |
| Bobbitt-Griffith Etal O-6-12043 | Iron Lake | Cass | 1 | 43.1K | 312 | Jan 1993 – Jul 2026 |
| Methodist Home Foundation Unit O-6-5621 | Linden, East ( Cotton Valley) | — | 1 | 38.1K | 21 | Jan 1993 – Jul 2026 |
| Cass County Iron Company "A" O-6-11062 | Linden, East ( Cotton Valley) | Cass | 1 | 31.8K | 38.6K | Jan 1993 – Jul 2026 |
| Simmons Oil Unit O-6-13867 | Linden, East ( Cotton Valley) | Cass | 1 | 29.3K | 184K | Sep 1998 – Jul 2026 |
| Sunninghill O-6-15063 | Linden, East ( Cotton Valley) | Cass | 1 | 23.5K | 0 | Aug 2011 – Jul 2026 |
| East Linden Unit O-6-10006 | Linden, East ( Cotton Valley) | — | 1 | 23K | 11.8K | Jan 1993 – Jul 2026 |
| Robinson O-6-14892 | Rodessa (Pettit Lime) | Cass | 1 | 22.2K | 54.9K | Mar 2009 – Jul 2026 |
| Preston O-6-14927 | Rodessa (Pettit Lime) | Cass | 2 | 19.2K | 21.3K | Jun 2009 – Jul 2026 |
| Corbett, J. M. "A" O-6-4821 | Linden, East ( Cotton Valley) | — | 1 | 16.9K | 21.8K | Jan 1993 – Jul 2026 |
| Grogan-Phillips O-6-15118 | Linden, East ( Cotton Valley) | Cass | 1 | 16K | 0 | May 2012 – Jul 2026 |
| Bell, William, Jr Unit O-6-15769 | Linden, East ( Cotton Valley) | Cass | 1 | 15.1K | 8.62K | Dec 2019 – Jul 2026 |
| Nichols O-6-15348 | Rodessa (Hill 5800) | Cass | 1 | 10.3K | 378K | Nov 2010 – Jul 2026 |
| Haggard O-6-15226 | Linden, East ( Cotton Valley) | Cass | 1 | 7.94K | 0 | Apr 2013 – Jul 2026 |
| Stallcup O-6-1476 | Rodessa (Dees Young) | — | 1 | 852 | 1.69K | Jan 1993 – Jul 2026 |
| Stallcup G-6-152301 | Rodessa (Hill 5800) | Cass | 1 | 0 | 199K | Sep 1994 – Jul 2026 |
| Rusk-Stallcup G-6-97943 | Excelsior (Pettit) | Marion | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Rambo, Elbert G-6-122275 | Rodessa (Pettit 6320) | Cass | 1 | 0 | 377 | Jan 1993 – Jul 2026 |
| Terry et al "A" G-6-130844 | Rodessa (Pettit 6320) | Cass | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Noel G-6-136841 | Rodessa (Hill 5800) | Harrison | 1 | 0 | 574K | Jan 1993 – Jul 2026 |
| Clements G-6-141807 | Rodessa (Hill 5800) | Cass | 1 | 0 | 584K | Jan 1993 – Jul 2026 |
| Shelton G-6-145183 | Rodessa (Hill 5800) | Cass | 1 | 0 | 303K | Jan 1993 – Jul 2026 |
| Pollard G-6-145994 | Rodessa (Hill 5800) | Cass | 1 | 0 | 824K | May 1993 – Jul 2026 |
| Rambo, Elbert G-6-146400 | Rodessa (Hill 5800) | Cass | 1 | 0 | 76.6K | Jul 1993 – Jul 2026 |
| Walker A G-6-146469 | Rodessa (Hill 5800) | Cass | 1 | 0 | 27.4K | May 1993 – Jul 2026 |
| Noel Estate G-6-146677 | Rodessa (Hill 5800) | Cass | 1 | 0 | 141K | Aug 1993 – Jul 2026 |
| Tyson, Shirley G-6-148330 | Rodessa (Hill 5800) | Cass | 1 | 0 | 124K | Oct 1993 – Jul 2026 |
| Rambo, A. G-6-148834 | Rodessa (Hill 5800) | Cass | 1 | 0 | 1.01M | Dec 1993 – Jul 2026 |
| Terry Estate O-6-11177 | Rodessa (Pettit 6320) | Cass | 1 | 0 | 0 | Jan 1993 – Jul 2026 |