| Fort Trinidad Dexter Unit O-3-22761 | Parten Operating Inc. | Fort Trinidad (Dexter) | Houston | 17 | 1.88M | 75.7K | Sep 1995 – Apr 2026 |
| Seven -J- Stock Farm, Inc. O-6-4925 | Parten Operating Inc. | Mapleton (Durst Sd.) | Houston | 4 | 542K | 788K | Jan 1993 – Apr 2026 |
| Farmers Oil Co. O-3-11948 | Parten Operating Inc. | Fort Trinidad, W.(dexter) | Houston | 2 | 312K | 166K | Jan 1993 – Apr 2026 |
| Bruton, W. T., Est. O-3-7800 | Parten Operating Inc. | Ft. Trinidad, East (Dexter) | Houston | 1 | 257K | 235K | Jan 1993 – Apr 2026 |
| Seven J Stockfarm, Inc. O-3-23841 | Parten Operating Inc. | Fort Trinidad (Georgetown Lime) | Houston | 1 | 230K | 257K | Dec 1999 – Apr 2026 |
| Champion International D 1 O-3-24212 | Parten Operating Inc. | Ft. Trinidad, SW. (Buda) | Houston | 1 | 127K | 177K | Jun 2002 – Sep 2014 |
| Brown, H.D. et al Unit O-3-17601 | Parten Operating Inc. | Ft. Trinidad, E. (Glen Rose, UP) | Houston | 1 | 114K | 295K | Jan 1993 – Apr 2026 |
| Little, T. A.gas Unit G-3-137794 | Parten Operating Inc. | Fort Trinidad (Glen Rose -D-) | Houston | 1 | 113K | 2.88M | Jan 1993 – Apr 2026 |
| Seven J Stock Farm Inc. O-3-12184 | Parten Operating Inc. | FT Trinidad, E. (Edwards -A-) | Houston | 4 | 107K | 573K | Jan 1993 – Jan 2011 |
| Seven J Stock Farm O-3-7801 | Parten Operating Inc. | Ft. Trinidad, East (Dexter) | Houston | 2 | 97.7K | 207K | Nov 2004 – Apr 2026 |
| Farmers Oil Company G-3-108666 | Parten Operating Inc. | Fort Trinidad, W. (Glen Rose,up) | Houston | 1 | 92.2K | 3.85M | Jan 1993 – Apr 2026 |
| Bruton, W.T. Estate O-3-17170 | Parten Operating Inc. | Fort Trinidad (Dexter) | Houston | 8 | 90.9K | 58.2K | Jan 1993 – Aug 1995 |
| Dorrell, Esther G-3-137820 | Parten Operating Inc. | Fort Trinidad, W. (Glen Rose,up) | Houston | 1 | 90.8K | 3.83M | Jan 1993 – Apr 2026 |
| Moody Cotton Company O-6-13985 | Parten Operating Inc. | Mapleton (Durst Sd.) | Houston | 2 | 81.1K | 78.3K | Jan 2000 – Apr 2026 |
| Morris, Thelma G-3-125472 | Parten Operating Inc. | Ft. Trinidad, E. (Glen Rose D) | Houston | 1 | 80.8K | 4.68M | Jan 1993 – Apr 2026 |
| Seven J Stock Farm, Inc. O-3-26820 | Parten Operating Inc. | Fort Trinidad, W.(dexter) | Houston | 1 | 78.2K | 52.7K | Mar 2015 – Apr 2026 |
| Champion International Corp. "F" O-6-14050 | Parten Operating Inc. | Kittrell (Dexter) | Houston | 1 | 72K | 93.6K | Nov 2000 – Apr 2026 |
| Darnell Enterprises Unit O-3-20873 | Parten Operating Inc. | Tantabogue Creek (Dexter) | Trinity | 1 | 61K | 2.32M | Jan 1993 – Sep 2008 |
| Lundy O-6-15262 | Parten Operating Inc. | Mapleton (Durst Sd.) | Houston | 1 | 60.3K | 129K | Oct 2013 – Apr 2026 |
| Farmers Oil Company G-3-108667 | Parten Operating Inc. | Fort Trinidad, W. (Glen Rose,up) | Houston | 1 | 56.7K | 2.71M | Jan 1993 – Apr 2026 |
| Champion Internat'l Corp Unit 2 O-3-21256 | Parten Operating Inc. | Tantabogue Creek (Dexter) | Trinity | 1 | 55.7K | 1.58M | Jan 1993 – Jan 2007 |
| 7 J Stock Farm O-3-21719 | Parten Operating Inc. | Fort Trinidad (Buda) | Houston | 1 | 54K | 30.5K | Jan 1993 – Jun 2001 |
| Mathis, J. W., Jr. O-3-2866 | Parten Operating Inc. | Madisonville, North | Madison | 1 | 52.3K | 293K | Jan 1993 – Apr 2026 |
| Mathis, Glenn F. O-3-4896 | Parten Operating Inc. | Madisonville, North | Madison | 1 | 52.2K | 61.4K | Jan 1993 – Apr 2026 |
| Champion International Corp. "E" O-6-13633 | Parten Operating Inc. | Kittrell (Dexter) | Houston | 1 | 51.6K | 714K | Mar 1997 – Aug 2023 |
| Myra Gould GU G-3-105078 | Parten Operating Inc. | Fort Trinidad, W. (Glen Rose,up) | Madison | 1 | 44.4K | 2.33M | Jan 1993 – Apr 2026 |
| Thompson Brothers Oil Unit O-3-20542 | Parten Operating Inc. | Tantabogue Creek (Dexter) | Trinity | 1 | 41.4K | 1.38M | Jan 1993 – Dec 2013 |
| Seven J Stock Farm, Inc G-3-233285 | Parten Operating Inc. | Fort Trinidad (Glen Rose -D-) | Houston | 1 | 36.8K | 2.19M | Oct 2007 – Apr 2026 |
| Roscoe Bayless Unit 1 G-3-114983 | Parten Operating Inc. | Fort Trinidad, W. (Glen Rose,up) | Madison | 1 | 33.2K | 3.91M | Jan 1993 – Sep 2025 |
| Seven J Stock Farm Buda Unit 38 O-3-20600 | Parten Operating Inc. | Fort Trinidad, East (Buda) | Houston | 1 | 32K | 10.7K | Jan 1993 – Jan 1999 |
| Champion International Corp "F" O-6-13862 | Parten Operating Inc. | Kittrell (Buda) | Houston | 1 | 26.2K | 237K | May 1998 – Oct 2000 |
| Seven J. Stock Farm, Inc. O-3-10119 | Parten Operating Inc. | Fort Trinidad (Georgetown Lime) | Houston | 1 | 26K | 8.38K | Jan 1993 – Feb 2000 |
| Seven -J- Stock Farm, Inc. O-3-17171 | Parten Operating Inc. | Fort Trinidad (Dexter) | Houston | 4 | 24.9K | 78.6K | Jan 1993 – Aug 1995 |
| Seven J Stock Farm, Inc O-3-12649 | Parten Operating Inc. | Fort Trinidad (Edwards A) | Houston | 1 | 24.5K | 7.51K | Jan 1993 – Nov 1999 |
| Seven J Stock Farms O-3-26967 | Parten Operating Inc. | Fort Trinidad, East (Buda) | Houston | 4 | 22.8K | 273K | Feb 2015 – Aug 2022 |
| Thompson Brothers Unit O-3-20636 | Parten Operating Inc. | Tantabogue Creek (Dexter) | Trinity | 1 | 22.4K | 678K | Jan 1993 – Nov 2013 |
| Champion Int'l Corp. Unit D-2 G-3-140308 | Parten Operating Inc. | Fort Trinidad (Glen Rose -D-) | Houston | 1 | 19.8K | 669K | Jan 1993 – Oct 2016 |
| Champion International Corp. G-3-225153 | Parten Operating Inc. | Tantabogue Creek (Dexter) | Trinity | 1 | 18.5K | 784K | Jan 2007 – Apr 2026 |
| Seven J Stock Farms O-3-27006 | Parten Operating Inc. | Ft. Trinidad, E. (Edwards) | Houston | 1 | 18.1K | 292K | May 2015 – Apr 2026 |
| NRL G-3-274778 | Parten Operating Inc. | Fort Trinidad (Glen Rose -D-) | Houston | 1 | 16.9K | 47.2K | Aug 2013 – Sep 2016 |
| Darnell Enterprises Unit 2 O-3-20865 | Parten Operating Inc. | Tantabogue Creek (Dexter) | Trinity | 1 | 15.5K | 305K | Jan 1993 – Mar 1998 |
| Champion Int'l Corp. Unit D-2 O-3-27337 | Parten Operating Inc. | Fort Trinidad, East (Buda) | Houston | 1 | 14.3K | 57.4K | Feb 2017 – Sep 2021 |
| Champion International Corp. "D" G-3-136643 | Parten Operating Inc. | Fort Trinidad (Glen Rose -D-) | Houston | 1 | 12.8K | 269K | Jan 1993 – Oct 1999 |
| Champion International Corp.'c' O-3-20795 | Parten Operating Inc. | Tantabogue Creek (Dexter) | Walker | 2 | 12.4K | 410K | Jan 1993 – Dec 2006 |
| Seven J Stock Farm, Inc. G-3-49971 | Parten Operating Inc. | Fort Trinidad (Glen Rose -D-) | Houston | 1 | 10.6K | 315K | Jan 1993 – Apr 1998 |
| Champion Int. Corp. "E-1" Unit O-6-12891 | Parten Operating Inc. | Kittrell (Buda) | Houston | 1 | 10.1K | 184K | Jan 1993 – Oct 1998 |
| Mathis, J. W. Unit G-3-147388 | Parten Operating Inc. | Madisonville (Sub-Clark, Gas) | Madison | 1 | 9.65K | 2.2M | Oct 1993 – Apr 2026 |
| Ivey-Richardson G-3-112105 | Parten Operating Inc. | Fort Trinidad, W. (Glen Rose,up) | Madison | 1 | 9.5K | 897K | Jan 1993 – Apr 2026 |
| Andrew Adams Unit # 1 O-3-26403 | Parten Operating Inc. | FT Trinidad, E. (Edwards -A-) | Madison | 1 | 7.02K | 29.6K | Feb 2014 – Apr 2026 |
| L. A. Wakefield GU No. 3 G-3-113253 | Parten Operating Inc. | Fort Trinidad, W. (Glen Rose,up) | Madison | 1 | 6.41K | 836K | Jan 1993 – Apr 2026 |