| South Texas Syndicate O-1-8722 | Big Mule (5500 Sand) | McMullen | 11 | 23.6K | 345 | by Jan 1993 – Feb 1999 | off the schedule |
| Hoffman -B- O-4-10937 | Ben Bolt, W. (4350) | Jim Wells | 1 | 5.06K | 33 | by Jan 1993 – Feb 1999 | Rodessa Operating Company |
| Wickham, J. E. O-1-6811 | Good Luck (San Miguel) | Dimmit | 1 | 3.6K | 5 | Aug 1994 – Feb 1999 | Arrco Operating, LLC |
| Conn, M. W. O-1-4190 | Good Luck (San Miguel) | Dimmit | 1 | 3.07K | 0 | Aug 1995 – Feb 1999 | Tracker Oil & Gas, Inc. |
| South Texas Syndicate -B- O-1-8611 | Big Mule (5500 Sand) | McMullen | 2 | 2.9K | 57 | by Jan 1993 – Feb 1999 | off the schedule |
| Hoffman, W. K. O-4-1265 | Hoffman, East | Duval | 7 | 12.2K | 32 | by Jan 1993 – Jan 1999 | HBC Oil Company, LLC |
| Conn-Noah Unit O-1-4184 | Good Luck (San Miguel) | Dimmit | 1 | 3K | 5 | Aug 1994 – Jan 1999 | Arrco Operating, LLC |
| Thornton O-1-9511 | Fiedler Brothers | La Salle | 1 | 1.1K | 24 | by Jan 1993 – Oct 1998 | Lewis Petro Properties, Inc. |
| STS -D- O-1-8865 | Big Mule (5500 Sand) | McMullen | 1 | 14.2K | 94 | Oct 1994 – Sep 1998 | F M Oil Co. |
| Hoffman -A- O-4-7644 | Hoffman | Duval | 1 | 3.13K | 0 | Sep 1995 – Jul 1998 | Finaly Resources LLC |
| STS-E- O-1-9199 | Big Mule (5500 Sand) | McMullen | 2 | 857 | 23 | Oct 1994 – Apr 1998 | Tracker Oil & Gas, Inc. |
| South Texas Syndicate -A- O-1-7066 | Washburn, East (4600) | La Salle | 1 | 8 | 0 | Apr 1996 – Jul 1996 | this operator |
| Stout O-4-10504 | Tom Graham (3750) | Jim Wells | 1 | 1.89K | 25 | by Jan 1993 – May 1996 | this operator |
| Martin, J.C. (Buffalo) O-1-5663 | Cooke, West (Olmos) | La Salle | 1 | 2.4K | 1.69K | by Jan 1993 – Apr 1996 | off the schedule |
| Martin, J.c.&d. O-1-9092 | Sun T S H (Olmos) | La Salle | 1 | 568 | 35.7K | by Jan 1993 – Apr 1996 | off the schedule |
| Cartwright -A- O-1-12060 | Washburn, West (Wilcox 5100) | La Salle | 1 | 2.43K | 29 | by Jan 1993 – Mar 1996 | this operator |
| S.T.S.-South Texas Syndicate O-1-8980 | Big Mule (5500 Sand) | McMullen | 2 | 687 | 1 | Nov 1994 – Mar 1996 | off the schedule |
| Noah, T. R. O-1-4237 | Big Wells (San Miguel) | Dimmit | 1 | 605 | 0 | Aug 1995 – Mar 1996 | Doublechek Operating |
| Noah, T.R. -A- O-1-6821 | Good Luck (San Miguel) | Dimmit | 1 | 729 | 0 | Nov 1995 – Nov 1995 | Doublechek Operating |
| South Texas Syndicate O-1-3216 | Washburn, East (5100) | La Salle | 1 | 2.13K | 34 | by Jan 1993 – Oct 1995 | off the schedule |
| Higginbotham O-4-9517 | Tom Graham (3750) | Jim Wells | 1 | 2.78K | 31 | by Jan 1993 – Jul 1995 | off the schedule |
| South Texas Syndicate -490 O-1-10437 | Telephone Post (5450 Sand) | McMullen | 1 | 1.61K | 2.08K | Apr 1994 – Jun 1995 | Tracker Oil & Gas, Inc. |
| Stumberg O-1-7713 | Stumberg (Olmos N-2) | Dimmit | 2 | 799 | 13 | Mar 1993 – Feb 1995 | off the schedule |
| Stumberg Ranch-Mormac O-1-5987 | Stumberg (Olmos 4150) | Dimmit | 3 | 1.68K | 12 | Mar 1993 – Dec 1994 | off the schedule |
| Arnold, H. R. O-4-9086 | Hollow Tree, South (3400) | Jim Wells | 3 | 1.38K | 24 | by Jan 1993 – Dec 1994 | off the schedule |
| South Texas Syndicate O-1-8600 | Washburn Ranch (Wilcox 5200) | La Salle | 2 | 418 | 22 | by Jan 1993 – Dec 1994 | Tracker Oil & Gas, Inc. |
| Mission Wholesale Grocery,inc. O-4-9342 | Casas (Dickens) | Hidalgo | 1 | 164 | 24 | by Jan 1993 – Dec 1994 | Tracker Oil & Gas, Inc. |
| Stumberg Ranch O-1-6089 | Stumberg (Olmos 4150) | Dimmit | 4 | 159 | 10 | Feb 1994 – Dec 1994 | off the schedule |
| King, N.C. O-1-6023 | Stumberg (Olmos 4150) | Dimmit | 3 | 65 | 22 | by Jan 1993 – Dec 1994 | off the schedule |
| Cooke, C.N. "A" O-1-5971 | Cooke (Wilcox 5130, West) | La Salle | 1 | 42 | 21 | by Jan 1993 – Dec 1994 | Tracker Oil & Gas, Inc. |
| Fiedler Brothers O-1-9390 | Fiedler Brothers | La Salle | 1 | 32 | 18 | by Jan 1993 – Dec 1994 | Tracker Oil & Gas, Inc. |
| Cooke No. 25 Unit O-1-13896 | Cooke Ranch (Olmos) | La Salle | 1 | 210 | 18 | Sep 1994 – Nov 1994 | off the schedule |
| Cartwright O-1-4249 | Washburn, West (Wilcox Lo.) | La Salle | 1 | 82 | 22 | by Jan 1993 – Nov 1994 | this operator |
| Cooke, C.N. "C" O-1-6072 | Cooke (Wilcox 4100, W. Res. 2) | La Salle | 1 | 61 | 19 | by Jan 1993 – Nov 1994 | Tracker Oil & Gas, Inc. |
| Texas Christian University -A- O-1-7441 | Storey (5150) | La Salle | 1 | 26 | 15 | by Jan 1993 – Nov 1994 | this operator |
| Cartwright -A- O-1-5099 | Washburn, West (5270) | La Salle | 2 | 46 | 21 | by Jan 1993 – Oct 1994 | this operator |
| Storey, Helen O-1-12244 | Carrizo | La Salle | 1 | 9 | 1 | by Jan 1993 – Jan 1993 | this operator |
| Hoffman O-4-7639 | Hoffman | Duval | 1 | 0 | 0 | no volume · 52 mo | Finaly Resources LLC |
| Wickham, J. E. O-1-4236 | Big Wells (San Miguel) | Dimmit | 1 | 0 | 0 | no volume · 56 mo | off the schedule |
| South Texas Syndicate -113- O-1-8450 | Washburn Ranch, West (5450) | La Salle | 1 | 0 | 0 | no volume · 75 mo | Tracker Oil & Gas, Inc. |
| S. T. S. /South Texas Syndicate/ O-1-2935 | Washburn, East (4800) | La Salle | 1 | 0 | 0 | no volume · 80 mo | S & T Salvage |
| Cooke No. 25 Unit O-1-13895 | Wildcat | La Salle | 1 | 0 | 0 | no volume · 1 mo | off the schedule |
| So. Texas Syndicate -A- O-1-8894 | Big Mule (5500 Sand) | McMullen | 1 | 0 | 0 | no volume · 75 mo | Tracker Oil & Gas, Inc. |
| South Texas Syndicate O-1-9024 | Washburn Ranch,w. (Wilcox 5330W) | La Salle | 1 | 0 | 0 | no volume · 75 mo | Tracker Oil & Gas, Inc. |