| Cameron 487 O-4-13267 | Merit Energy Company only | Rincon (Vicksburg Cons.) | Starr | 1 | 52.1K | 229K | Dec 2004 – Oct 2023 |
| Slick, T. B. B-232 O-4-13318 | Hilcorp Energy Company only | Cameron (C-1) | Starr | 1 | 47.4K | 163K | Jul 2005 – Feb 2019 |
| Cameron, W.I. 138 O-4-12379 | Forest Oil Corporation only | Cameron (L, Middle) | Starr | 1 | 42.4K | 133K | Aug 1994 – Mar 2003 |
| T. B. Slick Estate 'a' 231 O-4-13875 | Hilcorp Energy Company only | Cameron (Frio 4100) | Starr | 3 | 36.8K | 29.4K | Feb 2014 – Apr 2022 |
| Cameron O-4-10816 | Cameron, Paul E., Jr., Inc. only | Cameron, West (Frio 4500) | Starr | 7 | 31.7K | 32.9K | by Jan 1993 – Jun 2003 |
| Don Cameron et al G.U. G-4-197762 | Wagner Oil Company only | La Copita (Vicksburg Cons.) | Starr | 1 | 15.5K | 929K | Oct 2003 – Oct 2016 |
| Lyons, Helene W. O-4-7097 | Momentum Production Corp. only | Cameron (Frio 4100) | Starr | 2 | 15.2K | 144 | by Jan 1993 – Dec 2003 |
| Cameron, W. I. O-4-11118 | Forest Oil Corporation only | Cameron (K, Lower) | Starr | 1 | 14.2K | 55.8K | by Jan 1993 – Oct 1996 |
| Don Cameron et al G.U. G-4-207916 | Wagner Oil Company only | La Copita (Vicksburg Cons.) | Starr | 1 | 13.7K | 339K | Jan 2005 – Oct 2016 |
| Cameron 487 G-4-169269 | Samson Lone Star LP only | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 12.2K | 583K | Apr 1998 – Nov 2004 |
| Cameron 487 G-4-153680 | Merit Energy Company only | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 11.7K | 540K | Feb 1995 – Dec 2015 |
| Cameron G-4-197104 | Wagner Oil Company only | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 10.5K | 369K | Sep 2003 – Jun 2016 |
| Cameron O-4-11506 | Cameron, Paul E., Jr., Inc. only | Cameron West (Frio 4480) | Starr | 2 | 10K | 28.3K | by Jan 1993 – Apr 1996 |
| Cameron, Don et Al G-4-166598 | Ascent Energy, Inc only | Yzaguirre (7990) | Starr | 1 | 7.28K | 584K | Oct 1997 – Dec 2001 |
| Cameron-State G-4-297399 | Dahco Operating, LLC only | Cameron (J-3) | Starr | 1 | 5.89K | 15.2K | Jun 2024 – Aug 2026 |
| Cameron 137 G-4-136689 | Texas Independent Explor Ltd. only | Cameron (7300) | Starr | 1 | 5.25K | 460K | by Jan 1993 – Oct 2003 |
| Don Cameron et al G. U. G-4-166618 | Wagner Oil Company only | La Copita (Vicksburg Cons.) | Starr | 1 | 4.94K | 1.05M | Oct 1997 – Oct 2016 |
| Don Cameron et al Gas Unit G-4-193947 | Wagner Oil Company only | La Copita (Vicksburg Cons.) | Starr | 1 | 4.75K | 658K | Mar 2003 – Oct 2016 |
| Cameron-State G-4-290753 | Dahco Operating, LLC only | Cameron (L, Middle) | Starr | 1 | 3.29K | 357K | Jan 2021 – Jan 2024 |
| Cameron Gas Unit G-4-191517 | Wagner Oil Company only | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 2.82K | 320K | Sep 2002 – Oct 2016 |
| Cameron, Don G-4-12941 | Hilcorp Energy Company only | Rincon, North (Frio B) | Starr | 1 | 2.55K | 881K | by Jan 1993 – Aug 2026 |
| Cameron 137 G-4-192437 | Atinum Operating, Inc. only | Cameron (D-5) | Starr | 1 | 2.27K | 715K | Nov 2002 – Aug 2011 |
| Cameron 487 G-4-154109 | Texas Independent Explor., Inc. only | Yzaguirre (7300) | Starr | 1 | 2.11K | 226K | Apr 1995 – Apr 1998 |
| Cameron, Don et Al G-4-15334 | Wagner Oil Company only | Yzaguirre (Nimmo) | Starr | 1 | 2.05K | 536K | by Jan 1993 – Oct 2016 |
| Cameron W.I. 138 G-4-225754 | Forest Oil Corporation only | Cameron (K, Lower) | Starr | 1 | 1.85K | 28.2K | Feb 2007 – Oct 2007 |
| Walker, W. E. O-4-11904 | Cameron, Paul E., Jr., Inc. only | Cameron, West (Bobo) | Starr | 2 | 1.83K | 9.9K | by Jan 1993 – Feb 1995 |
| Cameron Gas Unit O-4-12971 | Ascent Energy, Inc only | Yzaguirre (5100 Sand) | Starr | 1 | 1.43K | 4.27K | Nov 2000 – Mar 2001 |
| Cameron 487 G-4-153660 | Texas Independent Explor., Inc. only | Yzaguirre (7300) | Starr | 1 | 1.42K | 11.7K | Dec 1994 – Feb 1995 |
| Cameron G-4-182751 | Osborn,w.b. Oil & Gas Operations only | Linda (5250 Sd.) | Starr | 1 | 1.29K | 147K | May 2001 – Feb 2006 |
| Don Cameron et al G.U. G-4-186763 | Wagner Oil Company only | Yzaguirre (5600) | Starr | 1 | 1.23K | 216K | Dec 2001 – Dec 2006 |
| Cameron 554 G-4-172453 | Texas Independent Explor Ltd. only | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 1.14K | 110K | Nov 1998 – Feb 2013 |
| Cameron, W. I. 138 O-4-13408 | Forest Oil Corporation only | Cameron (K, Lower) | Starr | 1 | 1.13K | 27.7K | Nov 2006 – Jan 2007 |
| Cameron Gas Unit G-4-167513 | Dewbre Petroleum Corporation only | La Copita (Vicksburg Cons.) | Starr | 1 | 1.12K | 68.7K | Dec 1997 – Nov 2000 |
| Cameron State 554 G-4-154870 | Samson Lone Star LP only | Rincon, North (Vicksburg 6800) | Starr | 1 | 948 | 89.6K | Apr 1995 – Oct 1998 |
| Don Cameron Etal Unit G-4-142131 | Wagner Oil Company only | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 766 | 127K | by Jan 1993 – Feb 1997 |
| Cameron, Don et al -A- G-4-103127 | Ram Operating Company, Inc. only | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 607 | 241K | by Jan 1993 – Sep 2000 |
| Evelyn Cameron State G-4-159252 | Lakeshore Operating, LLC only | Rincon, North (Frio B) | Starr | 1 | 572 | 1.03M | Mar 1996 – Aug 2026 |
| Cameron-State G-4-297329 | Dahco Operating, LLC only | Cameron (L, Middle) | Starr | 1 | 455 | 58.6K | Apr 2024 – Apr 2025 |
| Don Cameron et al G. U. G-4-184748 | Wagner Oil Company only | La Copita (Vicksburg Cons.) | Starr | 1 | 400 | 19.4K | Aug 2001 – Jul 2011 |
| Lyons, Helene G-4-9696 | Falcon Production Co. only | Cameron (Frio 3900) | Starr | 1 | 310 | 65K | by Jan 1993 – Jul 2002 |
| Cameron, Don D. G-4-145492 | Forest Oil Corporation only | Rincon, North (Stray 3050) | Starr | 1 | 286 | 794K | Jun 1993 – Sep 2012 |
| Cameron, Evelyn G-4-160582 | Lakeshore Operating, LLC only | Rincon, North (Stray 3300) | Starr | 1 | 242 | 748K | Oct 1996 – Aug 2026 |
| Cameron G-4-123448 | Osborn,w.b. Oil & Gas Operations only | Rincon, North | Starr | 1 | 192 | 222K | by Jan 1993 – Apr 2012 |
| Cameron 487 G-4-169031 | Texas Independent Explor., Inc. only | Yzaguirre (6400) | Starr | 1 | 138 | 26.2K | May 1998 – Aug 1998 |
| Cameron G-4-144462 | Osborn,w.b. Oil & Gas Operations only | Cameron (I Frio) | Starr | 1 | 128 | 9.12K | by Jan 1993 – Dec 1993 |
| Walker-State G-4-146399 | Tidelands Oil Corporation only | Cameron (L, Middle) | Starr | 1 | 69 | 29.8K | Jul 1993 – May 1994 |
| Cameron G-4-161645 | Cameron, Paul E., Jr., Inc. only | Rincon, North (Stray 3050) | Starr | 1 | 10 | 10.5K | May 1996 – Jul 1998 |
| Lyons, Helen W. O-4-7741 | Momentum Production Corp. only | Cameron (Frio 3880) | Starr | 1 | 3 | 2 | Feb 1997 – Apr 1997 |
| Cameron 137 G-4-201019 | Atinum Operating, Inc. only | Cameron (Frio 4100) | Starr | 1 | 1 | 33.3K | Jan 2004 – Mar 2006 |
| Cameron, Don D. O-4-11012 | Forest Oil Corporation only | Cameron, West (Frio 4500) | Starr | 1 | 0 | 0 | — |