| King #242-163-31552 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 6,900 | Jan 29, 2015 | — | — |
| Simmons Mary #342-469-01510 | Exxcel Operating Company | Victoria, TXAnaqua | PluggedOil | 3,100 | Jan 27, 2006 | — | — |
| Adams Nina #3942-249-32051 | Exxcel Operating Company | Jim Wells, TXMagnolia City North (3800) | PluggedGas | 5,440 | Oct 27, 1993 | — | — |
| Winters #1HZ42-163-32693 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 9,775 | May 13, 1993 | — | — |
| Mills Unit #1HZ42-163-30294 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 5,595 | Oct 16, 1992 | — | — |
| O Connor #142-163-30163 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 4,145 | Oct 3, 1991 | — | — |
| Claytie #2HHZ42-163-33091 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 10,800 | Jul 25, 1991 | — | — |
| Shaffer K. #242-355-05898 | Exxcel Operating Company | Nueces, TXPetronilla | PluggedGas | 6,525 | Jul 22, 1991 | — | — |
| Oxford-Strait #1HZ42-127-33003 | Exxcel Operating Company | Dimmit, TXPearsall (Austin Chalk) | PluggedOil | 9,400 | Apr 22, 1991 | — | — |
| Claytie #1HZ42-163-33019 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 11,000 | Mar 1, 1991 | — | — |
| Anderson #1HZ42-163-33000 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 6,400 | Feb 6, 1991 | — | — |
| Cag-Aristides #1HZ42-163-32950 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 7,777 | Dec 12, 1990 | — | — |
| Davidson D. A. #1HZ42-163-32920 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 9,030 | Nov 26, 1990 | — | — |
| Simmons Mary #1A42-469-31615 | Exxcel Operating Company | Victoria, TXAnaqua (2960) | PluggedGas | 3,200 | Oct 26, 1990 | — | — |
| Neal #1HZ42-163-32895 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 8,000 | Oct 23, 1990 | — | — |
| Schorp & White #1HZ42-163-32869 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 11,600 | Oct 4, 1990 | — | — |
| McKinney-O Connor Unit #1HZ42-163-32853 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 5,100 | Sep 20, 1990 | — | — |
| Hamilton J. R. #1HZ42-127-32922 | Exxcel Operating Company | Dimmit, TXPearsall (Austin Chalk) | PluggedOil | 9,481 | Aug 21, 1990 | — | — |
| Marthiljohni Phil #242-469-31802 | Exxcel Operating Company | Victoria, TXAnaqua (5140) | PluggedOil | 7,000 | Aug 10, 1990 | — | — |
| Heard F. V. W. Heirs Mrs #242-427-00850 | Exxcel Operating Company | Starr, TXLa Copita (Frio 5500) | PluggedGas | 6,641 | Jul 26, 1990 | — | — |
| Krawetz -a- #4HZ42-507-32351 | Exxcel Operating Company | Zavala, TXPearsall (Austin Chalk) | PluggedOil | 9,500 | Jul 17, 1990 | — | — |
| Winters #2HZ42-163-32694 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 7,500 | Apr 5, 1990 | — | — |
| Krawetz -a- #1HZ42-507-32274 | Exxcel Operating Company | Zavala, TXPearsall (Austin Chalk) | PluggedOil | 9,500 | Dec 29, 1989 | — | — |
| Cryer -a- #242-355-32762 | Exxcel Operating Company | Nueces, TXBaldwin (3820) | PluggedOil | 10,500 | Aug 7, 1989 | — | — |
| Bowden O.M. #1A42-055-34439 | Exxcel Operating Company | Caldwell, TXLuling-Branyon | PluggedOil | 2,600 | Jun 9, 1989 | — | — |
| Adams Nina Estate a #342-249-01828 | Exxcel Operating Company | Jim Wells, TXMagnolia City N.(d-60) | PluggedGas | 5,550 | Mar 29, 1989 | — | — |
| Howell J.J. #142-427-01321 | Exxcel Operating Company | Starr, TXLa Copita (Vicksburg 5940) | PluggedGas | 7,007 | Mar 24, 1989 | — | — |
| Lombardo Thomas Trust #142-245-00205 | Exxcel Operating Company | Jefferson, TXBeaumont West (Miocene 4600) | PluggedGas | 8,000 | Nov 14, 1988 | — | — |
| Lombardo Thomas Trust #242-245-00206 | Exxcel Operating Company | Jefferson, TXBeaumont West (Miocene 4600) | PluggedGas | 5,674 | Nov 14, 1988 | — | — |
| Kifer #142-177-31717 | Exxcel Operating Company | Gonzales, TXPilgrim (Austin Chalk) | PluggedOil | 7,600 | Jul 20, 1988 | — | — |
| Kaminski Herman #242-493-32058 | Exxcel Operating Company | Wilson, TXPruske (Buda) | PluggedOil | 7,600 | Feb 26, 1988 | — | — |
| Adams Nina Estate #41 A42-249-32061 | Exxcel Operating Company | Jim Wells, TXMagnolia City N. (Seg a E-89) | PluggedOil | 5,550 | Feb 22, 1988 | — | — |
| Cryer #142-355-32080 | Exxcel Operating Company | Nueces, TXBaldwin (3820) | PluggedOil | 9,600 | Dec 4, 1987 | — | — |
| Kaminski Herman #142-493-32034 | Exxcel Operating Company | Wilson, TXPatton (Austin Chalk) | PluggedOil | 7,600 | Oct 20, 1987 | — | — |
| Bunning #142-273-31833 | Exxcel Operating Company | Kleberg, TXRicardo (6350 Frio) | PluggedOil | 7,710 | Jun 3, 1987 | — | — |
| Gallagher #142-409-31562 | Exxcel Operating Company | San Patricio, TXGeronimo N. (N-2 10300) | PluggedOil | 11,004 | Apr 7, 1987 | — | — |
| Simmons Mary #2 A42-469-01517 | Exxcel Operating Company | Victoria, TXAnaqua | PluggedOil | 3,128 | Dec 22, 1986 | — | — |
| Hornburg #142-469-00482 | Exxcel Operating Company | Victoria, TXVictoria (1700) | PluggedGas | 4,928 | Oct 15, 1986 | — | — |
| Woodul L. W. #142-479-30887 | Exxcel Operating Company | Webb, TXLaurel ( Rosenberg Upper) | PluggedOil | 2,702 | Jan 21, 1986 | — | — |
| Adams Nina Estate #16 D42-249-03685 | Exxcel Operating Company | Jim Wells, TXMagnolia City N (Seg B Roberts) | PluggedOil | 5,600 | Jan 20, 1986 | — | — |
| Northington #142-481-32890 | Exxcel Operating Company | Wharton, TXBernard W. (Frio 3740) | PluggedGas | 8,100 | Jul 24, 1985 | — | — |
| Duren #142-013-33367 | Exxcel Operating Company | Atascosa, TXCrown E. (Navarro) | PluggedOil | 4,600 | May 8, 1985 | — | — |
| Matthews Ranch #4A42-507-32117 | Exxcel Operating Company | Zavala, TXLittle Tom (-D-) | PluggedOil | 2,900 | Mar 27, 1985 | — | — |
| Matthews Ranch #2A42-507-32118 | Exxcel Operating Company | Zavala, TXLittle Tom (-D-) | PluggedOil | 2,850 | Mar 27, 1985 | — | — |
| Shaffer Katherine L. Etal. #142-355-06200 | Exxcel Operating Company | Nueces, TXLuby North (5400) | PluggedGas | 5,530 | Feb 19, 1985 | — | — |
| Buckert -a- #142-469-00503 | Exxcel Operating Company | Victoria, TXVictoria (2300) | PluggedGas | 3,094 | Nov 16, 1984 | — | — |
| Spikes Myra #142-391-30282 | Exxcel Operating Company | Refugio, TXRefugio Old (2100) | PluggedGas | 3,600 | Jul 13, 1984 | — | — |
| Adams Nina Estate #742-249-01834 | Exxcel Operating Company | Jim Wells, TXMagnolia City N. (2500) | PluggedGas | 5,399 | Jul 11, 1984 | — | — |
| Spikes Myra Estate #242-391-31745 | Exxcel Operating Company | Refugio, TXRefugio Old (2940) | PluggedGas | 6,200 | Jul 10, 1984 | — | — |
| Westoff W.T. Jr. et al #142-239-32047 | Exxcel Operating Company | Jackson, TXTexana N. (Frio 6800) | PluggedOil | 7,360 | Jun 8, 1984 | — | — |