| King #242-163-31552 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 6,900 | Jan 29, 2015 | — | — |
| 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 | — | — |
| 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 | — | — |
| 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 | — | — |
| 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 | — | — |
| Bowden O.M. #1A42-055-34439 | Exxcel Operating Company | Caldwell, TXLuling-Branyon | PluggedOil | 2,600 | Jun 9, 1989 | — | — |
| Kifer #142-177-31717 | Exxcel Operating Company | Gonzales, TXPilgrim (Austin Chalk) | PluggedOil | 7,600 | Jul 20, 1988 | — | — |
| 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 | — | — |
| 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 | — | — |
| Shaffer Katherine L. Etal. #142-355-06200 | Exxcel Operating Company | Nueces, TXLuby North (5400) | PluggedGas | 5,530 | Feb 19, 1985 | — | — |
| Baptist Foundation #142-409-31625 | Exxcel Operating Company | San Patricio, TXGeronimo SE. (10260 Frio) | PluggedOil | 12,668 | May 21, 1984 | — | — |
| Berry Joe et al #642-163-32313 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 7,000 | May 2, 1984 | — | — |
| Smith #142-177-30822 | Exxcel Operating Company | Gonzales, TXNixon SE (Austin Chalk) | PluggedOil | 8,000 | Feb 24, 1981 | — | — |
| Kruciak Unit #142-493-30666 | Exxcel Operating Company | Wilson, TXPatton (Austin Chalk) | PluggedOil | 7,600 | Jan 29, 1981 | — | — |
| Byrom M.H. #142-013-31181 | Exxcel Operating Company | Atascosa, TXCrown E. (Navarro) | PluggedOil | 4,300 | Dec 31, 1980 | — | — |
| Berry Joe et al #942-163-31877 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 7,200 | Nov 18, 1980 | — | — |
| Wilson J.A. #142-013-80089 | Exxcel Operating Company | Atascosa, TXCrown E. (Navarro) | PluggedOil | 3,988 | Oct 28, 1980 | — | — |
| Stoup Hugh C. #142-029-31094 | Exxcel Operating Company | Bexar, TXFairfield | PluggedOil | 1,350 | Jun 17, 1980 | — | — |
| Schuchardt Albert #142-163-31790 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 6,000 | Jun 13, 1980 | — | — |
| Berry Joe et al #542-163-31780 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 7,000 | May 6, 1980 | — | — |
| Dismukes J.B. #142-493-80289 | Exxcel Operating Company | Wilson, TXDismukes (Austin Chalk) | PluggedOil | 4,920 | Sep 13, 1979 | — | — |
| King #142-163-31500 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 7,500 | Sep 7, 1977 | — | — |
| Berry Joe et al #442-163-31471 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 7,000 | Aug 11, 1977 | — | — |
| Baker Lacy #242-163-31466 | Exxcel Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 7,200 | Jul 7, 1977 | — | — |