| Stevens, Dorothy E. O-2-5654 | Proline Energy Resources Inc | Borchers, North (8000) | Lavaca | 2 | 711K | 508K | Jan 1993 – Jun 2021 |
| Hurry-Britt Unit O-3-21542 | Proline Energy Resources Inc | Caldwell (Austin Chalk) | Burleson | 3 | 418K | 1.06M | Jan 1993 – Jan 2026 |
| Bunk NO 1 Pooled Unit O-3-23584 | Proline Energy Resources Inc | Wadsworth (11,100-Oil) | Matagorda | 3 | 369K | 1.52M | May 1998 – Apr 2002 |
| McNeese, A. G. O-3-12625 | Proline Energy Resources Inc | Caldwell (Austin Chalk) | Burleson | 5 | 348K | 2.7M | Jan 1993 – Jan 2026 |
| Berryman, et al Unit G-4-172812 | Proline Energy Resources Inc | Agua Dulce (Vicksburg Consl.) | Nueces | 1 | 288K | 10.5M | Feb 1999 – Dec 2025 |
| Connolly, Jett O-1-3231 | Proline Energy Resources Inc | Tenney Creek | Caldwell | 36 | 273K | 21 | Jan 1993 – Dec 2025 |
| Valley G-4-206475 | Proline Energy Resources Inc | Midway, South (Consolidated) | San Patricio | 1 | 243K | 4.69M | Nov 2004 – Apr 2026 |
| Osteen, W. N. O-1-4102 | Proline Energy Resources Inc | Dale-McBride | Caldwell | 22 | 240K | 112K | Jan 1993 – Dec 2025 |
| Chapman Ranch G-4-190455 | Proline Energy Resources Inc | Mobil-David (Anderson) | Nueces | 1 | 202K | 3.79M | Jul 2002 – Dec 2010 |
| Apex GU G-4-199536 | Proline Energy Resources Inc | Midway, South (Consolidated) | San Patricio | 1 | 195K | 5.01M | Nov 2003 – Apr 2026 |
| Baines, W. M. O-4-10357 | Proline Energy Resources Inc | Midway, S. (Dubose) | San Patricio | 3 | 191K | 1.87M | Jan 1993 – Mar 2025 |
| Chapman Ranch C G-4-259450 | Proline Energy Resources Inc | Mobil-David (Anderson) | Nueces | 1 | 191K | 11.8M | Feb 2011 – Feb 2020 |
| Newcomb-Matcek O-3-13585 | Proline Energy Resources Inc | Caldwell (Austin Chalk) | Burleson | 6 | 190K | 1.61M | Jan 1993 – Jan 2026 |
| Stone Gas Unit G-4-43621 | Proline Energy Resources Inc | La Sal Vieja (Frio Cons) | Willacy | 1 | 186K | 5.29M | Jan 1993 – Apr 2021 |
| Valley G-4-200931 | Proline Energy Resources Inc | Midway, South (Consolidated) | San Patricio | 1 | 165K | 1.36M | Mar 2004 – Dec 2025 |
| Crites A G-4-212182 | Proline Energy Resources Inc | Midway, South (Consolidated) | San Patricio | 1 | 158K | 3.48M | Jun 2005 – Dec 2025 |
| Peters O-2-6322 | Proline Energy Resources Inc | Mayo (5800) | Jackson | 3 | 155K | 109K | Jan 1993 – Jan 2014 |
| Kampfenkel, et al G. U. G-4-174485 | Proline Energy Resources Inc | Agua Dulce (Vicksburg Consl.) | Nueces | 1 | 154K | 4.17M | Aug 1999 – Jul 2017 |
| Leggio-Schubert O-3-21898 | Proline Energy Resources Inc | Caldwell (Austin Chalk) | Burleson | 4 | 146K | 1.54M | Jan 1993 – May 2022 |
| Quintanilla OL O-1-18178 | Proline Energy Resources Inc | A.W.P. (Olmos) | McMullen | 1 | 144K | 1.85M | Oct 2014 – Apr 2026 |
| Farms, I. P. G-3-155093 | Proline Energy Resources Inc | Chocolate Bayou (IP) | Brazoria | 1 | 134K | 12.3M | Mar 1995 – Sep 1999 |
| Smith L G-4-205634 | Proline Energy Resources Inc | Midway, South (Consolidated) | San Patricio | 1 | 129K | 3.39M | Oct 2004 – Apr 2026 |
| Berryman et al Unit G-4-175113 | Proline Energy Resources Inc | Agua Dulce (Vicksburg Consl.) | Nueces | 1 | 126K | 4.33M | Nov 1999 – Dec 2025 |
| La Blanca Gas Unit G-4-163818 | Proline Energy Resources Inc | La Blanca ( 9400) | Hidalgo | 1 | 121K | 7.63M | May 1997 – Mar 2010 |
| Hasdorff "A" O-2-8971 | Proline Energy Resources Inc | Westhoff (Combined Associated) | Jackson | 2 | 111K | 174K | Jun 2005 – Feb 2017 |
| Priday Unit G-4-164809 | Proline Energy Resources Inc | Geronimo (Frio Lower) | San Patricio | 1 | 109K | 1.21M | Sep 1997 – Apr 2026 |
| Knipe Gas Unit G-4-135931 | Proline Energy Resources Inc | Midway, East (10700) | San Patricio | 1 | 107K | 6.09M | Jan 1993 – Aug 2024 |
| Crites G.U. G-4-269762 | Proline Energy Resources Inc | Midway, South (Consolidated) | San Patricio | 1 | 107K | 1.19M | Dec 2012 – Dec 2019 |
| Shell "C" G-4-209899 | Proline Energy Resources Inc | Midway, South (Consolidated) | San Patricio | 1 | 103K | 1.72M | May 2005 – Apr 2026 |
| Russell Unit O-3-13865 | Proline Energy Resources Inc | Giddings (Austin Chalk-3) | Burleson | 1 | 102K | 254K | Jan 1993 – Mar 2025 |
| Bird O-3-13000 | Proline Energy Resources Inc | Caldwell (Austin Chalk) | Burleson | 2 | 99.3K | 1.52M | Jan 1993 – Jun 2019 |
| Crow-O'Connor O.U. O-2-8040 | Proline Energy Resources Inc | B-S (Vicksburg 3950) | Goliad | 1 | 95.5K | 229K | Feb 1995 – Oct 2012 |
| Ratcliffe-Kidd O-3-21334 | Proline Energy Resources Inc | Caldwell (Austin Chalk) | Burleson | 6 | 88.9K | 1.54M | Jan 1993 – May 2022 |
| Peterson-Nuss Unit G-4-148986 | Proline Energy Resources Inc | Corpus Christi, W (Consolidated) | Nueces | 1 | 84.2K | 1.4M | Mar 1994 – Apr 2026 |
| Farms, I. P. Unit A G-3-163888 | Proline Energy Resources Inc | Chocolate Bayou (Andrau) | Brazoria | 1 | 81.8K | 2.43M | May 1997 – May 2001 |
| Welder, J.F. Heirs O-4-12778 | Proline Energy Resources Inc | Angelita New (Frio) | San Patricio | 2 | 79.4K | 907K | Mar 1998 – Apr 2026 |
| La Blanca Gas Unit G-4-11352 | Proline Energy Resources Inc | La Blanca ( 9400) | Hidalgo | 1 | 78.5K | 2.59M | Jan 1993 – Apr 2026 |
| Crook-Hanover Unit O-3-21084 | Proline Energy Resources Inc | Caldwell (Austin Chalk) | Burleson | 3 | 76.9K | 1.53M | Jan 1993 – Nov 2021 |
| Holmes G-3-209682 | Proline Energy Resources Inc | Rankin (Cook Mtn. IV) | Harris | 1 | 76.5K | 6.47M | May 2005 – Jul 2024 |
| Bell Farms G-4-204937 | Proline Energy Resources Inc | Midway, South (Consolidated) | San Patricio | 1 | 72.7K | 1.14M | Sep 2004 – Jun 2025 |
| McKinney Unit O-3-20972 | Proline Energy Resources Inc | Caldwell (Austin Chalk) | Burleson | 1 | 69.4K | 951K | Jan 1993 – Apr 2026 |
| Campbell, J. Est GU G-4-97772 | Proline Energy Resources Inc | Commonwealth (Dubose A) | San Patricio | 1 | 67.9K | 1.6M | Jan 1993 – Apr 2023 |
| Jeff Moore -B- O-1-14436 | Proline Energy Resources Inc | Dale-McBride | Caldwell | 23 | 67.6K | 1 | Jun 2003 – Dec 2025 |
| Smith L G-4-266020 | Proline Energy Resources Inc | Midway, South (Consolidated) | San Patricio | 1 | 67.3K | 543K | Oct 2012 – Oct 2025 |
| Smith L G-4-214800 | Proline Energy Resources Inc | Midway, South (Consolidated) | San Patricio | 1 | 66.3K | 1.65M | Nov 2005 – May 2025 |
| Schultze G-2-202627 | Proline Energy Resources Inc | Cadence Reliance (Wilcox) | Goliad | 1 | 65.9K | 2.22M | Mar 2004 – Aug 2024 |
| Miller O-4-12637 | Proline Energy Resources Inc | Longhorn (Hiawatha) | Duval | 2 | 64.6K | 273K | Jan 1997 – Jun 2011 |
| Valley G-4-226861 | Proline Energy Resources Inc | Midway, South (Consolidated) | San Patricio | 1 | 64.2K | 747K | Mar 2007 – Apr 2026 |
| Glasscock, C. G. O-3-23107 | Proline Energy Resources Inc | Glasscock (Wilcox 9,400) | Colorado | 2 | 62.9K | 151K | Aug 1996 – Nov 2015 |
| Cooley, M.E. G-2-180502 | Proline Energy Resources Inc | Mission Valley, W.(wilcox 10600) | Victoria | 1 | 61.6K | 8.66M | Jan 2000 – Mar 2026 |