| Rankin #242-237-40235 | Greco Operating, LLC only | Jack, TX | Not on schedule | 6,000 | Oct 10, 2014 | — | — |
| Corsica /Bend Conglomerate/ Unit #1342-433-80378 | Greco Operating LLC only | Stonewall, TXCorsica (Bend Conglomerate) | PluggedOil | 6,067 | Jan 4, 2012 | — | — |
| Coulter #4 D42-157-32585 | Greco Operating LLC only | Fort Bend, TXBoling | PluggedOil | 4,000 | Dec 10, 2009 | — | — |
| Rankin B #142-237-38790 | Greco Operating LLC only | Jack, TXBryson East (Lower Congl.) | ActiveGas | 4,940 | Jul 12, 2004 | — | — |
| Coulter #10042-157-32188 | Greco Operating LLC only | Fort Bend, TXBoling | PluggedOil | 4,999 | Jun 11, 2002 | — | — |
| Epperson #242-237-38583 | Greco Operating LLC only | Jack, TXBryson E. (Caddo Gas) | Temporarily abandonedGas | 5,050 | Jan 26, 2001 | — | — |
| Scan King D #1242-503-41054 | Greco Operating, Inc. only | Young, TX | Not on schedule | 2,999 | Sep 28, 2000 | — | — |
| Epperson #142-237-38496 | Greco Operating LLC only | Jack, TXBryson East (Congl.) | ActiveGas | 5,070 | Dec 20, 1999 | — | — |
| Matlock #142-237-38456 | Greco Operating LLC only | Jack, TXBryson East | ActiveOil | 5,365 | Apr 26, 1999 | — | — |
| Lisle T.L. a #1542-503-40816 | Greco Operating LLC only | Young, TXYoung County Regular | ActiveOil | 1,945 | Mar 11, 1997 | — | — |
| Lisle T.L. a #1342-503-40795 | Greco Operating LLC only | Young, TXYoung County Regular | ActiveOil | 1,940 | Nov 27, 1996 | — | — |
| Lisle-Littlepage #1242-503-40748 | Greco Operating LLC only | Young, TXYoung County Regular | ActiveOil | 1,932 | May 3, 1996 | — | — |
| Smith L.D. B #142-077-32075 | Greco Operating LLC only | Clay, TXZeb Holly (Strawn) | PluggedOil | 6,200 | Dec 17, 1992 | — | — |
| Lisle T. L. #1042-503-40192 | Greco Operating LLC only | Young, TXYoung County Regular | ActiveOil | 1,973 | Aug 6, 1990 | — | — |
| Horn John BX #342-077-32014 | Greco Operating LLC only | Clay, TXClay County Regular | ActiveOil | 6,146 | Nov 5, 1987 | — | — |
| Berry-Decleva #2 #242-503-39590 | Greco Operating Inc. only | Young, TXYoung County Regular | PluggedOil | 4,100 | Aug 7, 1987 | — | — |
| Ford #f 2342-503-39164 | Greco Operating LLC only | Young, TXFrog Leg S (Strawn) | PluggedOil | 2,999 | Apr 9, 1987 | — | — |
| Ford #f 1742-503-39379 | Greco Operating LLC only | Young, TXFrog Leg S (Strawn) | PluggedOil | 2,999 | Nov 19, 1986 | — | — |
| Decleva Berry #142-503-39359 | Greco Operating LLC only | Young, TXWiley (Miss.) | Temporarily abandonedGas | 4,426 | Oct 28, 1986 | — | — |
| Wadley-Oaks #242-503-39351 | Greco Operating Inc. only | Young, TXVictoria (3100) | PluggedOil | 4,000 | Oct 8, 1986 | — | — |
| Hardin C. E. #342-503-39060 | Greco Operating LLC only | Young, TXSweeney (Conglomerate) | ActiveOil | 4,612 | Nov 25, 1985 | — | — |
| Briscoe Bill #342-503-38958 | Greco Operating Inc. only | Young, TXVictoria (3100) | PluggedOil | 3,900 | Sep 25, 1985 | — | — |
| Clinton #342-503-33138 | Greco Operating Inc. only | Young, TXYoung County Regular | PluggedOil | 4,999 | Sep 20, 1985 | — | — |
| Coulter #3 D42-157-31668 | Greco Operating LLC only | Fort Bend, TXBoling | PluggedOil | 4,000 | Aug 14, 1985 | — | — |
| Scan-King F #142-503-37237 | Greco Operating LLC only | Young, TXWoodward Ranch (Strawn) | ActiveOil | 4,359 | Jul 26, 1985 | — | — |
| Dawson a #242-503-38852 | Greco Operating Inc. only | Young, TXVictoria (3100) | PluggedOil | 3,900 | Jul 9, 1985 | — | — |
| Lisle T. L. #8 #842-503-35982 | Greco Operating LLC only | Young, TXYoung County Regular | ActiveInjection | 4,000 | Apr 25, 1985 | — | — |
| Coulter #9 D42-157-01478 | Greco Operating LLC only | Fort Bend, TXBoling | PluggedOil | 3,466 | Jan 11, 1985 | — | — |
| Coulter #2 D42-157-31607 | Greco Operating LLC only | Fort Bend, TXBoling | PluggedOil | 4,000 | Jan 11, 1985 | — | — |
| Dawson #242-503-38524 | Greco Operating Inc. only | Young, TXVictoria (3100) | PluggedOil | 3,900 | Dec 11, 1984 | — | — |
| Dawson #142-503-38513 | Greco Operating Inc. only | Young, TXVictoria (3100) | PluggedOil | 3,300 | Dec 5, 1984 | — | — |
| Coulter #1 D42-157-31590 | Greco Operating LLC only | Fort Bend, TXBoling | PluggedOil | 4,000 | Oct 16, 1984 | — | — |
| Derrick #1 #142-237-36186 | Greco Operating Inc. only | Jack, TXBryson East | PluggedOil | 5,425 | Oct 11, 1984 | — | — |
| Ford #f 64X42-503-38303 | Greco Operating Inc. only | Young, TXDerby (Reef) | PluggedOil | 4,999 | Aug 9, 1984 | — | — |
| Briscoe Bill #242-503-38284 | Greco Operating Inc. only | Young, TXVictoria (3100) | PluggedOil | 4,999 | Jul 27, 1984 | — | — |
| Wadley-Oaks #142-503-38183 | Greco Operating Inc. only | Young, TXVictoria (3100) | PluggedOil | 3,500 | Jun 7, 1984 | — | — |
| Hardin C. E. #242-503-38091 | Greco Operating LLC only | Young, TXStovall (McLester) | Shut inOil | 4,650 | May 2, 1984 | — | — |
| Scan-King D #642-503-35641 | Greco Operating LLC only | Young, TXYoung County Regular | PluggedOil | 4,730 | Feb 21, 1984 | — | — |
| Clinton #542-503-37879 | Greco Operating LLC only | Young, TXYoung County Regular | ActiveOil | 3,154 | Jan 5, 1984 | — | — |
| Ord Nan D. #442-503-37724 | Greco Operating LLC only | Young, TXStovall (McLester) | ActiveOil | 4,857 | Oct 18, 1983 | — | — |
| Clinton #442-503-37675 | Greco Operating LLC only | Young, TXNapeco (Miss) | PluggedGas | 4,999 | Oct 3, 1983 | — | — |
| Scan-King G #242-503-37379 | Greco Operating LLC only | Young, TXStovall (McLester) | ActiveOil | 4,476 | Aug 30, 1983 | — | — |
| Burch 673 #342-503-37094 | Greco Operating LLC only | Young, TXYoung County Regular | PluggedOil | 4,800 | Jul 22, 1983 | — | — |
| Scan-King G #142-503-37166 | Greco Operating LLC only | Young, TXStovall (McLester) | ActiveOil | 4,475 | Jul 19, 1983 | — | — |
| Stoval-Derby #142-503-37063 | Greco Operating Inc. only | Young, TXDerby (Caddo Lower) | PluggedGas | 3,850 | Jun 16, 1983 | — | — |
| Burch 673 #242-503-36889 | Greco Operating LLC only | Young, TXYoung County Regular | PluggedOil | 4,999 | May 5, 1983 | — | — |
| Scan-King D #442-503-35651 | Greco Operating LLC only | Young, TXYoung County Regular | PluggedOil | 4,736 | Mar 31, 1983 | — | — |
| Ord Nan D. #342-503-36790 | Greco Operating LLC only | Young, TXSweeney (Conglomerate Lower) | ActiveOil | 4,800 | Mar 29, 1983 | — | — |
| Scan-King D #1042-503-35945 | Greco Operating LLC only | Young, TXYoung County Regular | PluggedOil | 4,695 | Mar 8, 1983 | — | — |
| Burch T. S. #242-503-36712 | Greco Operating LLC only | Young, TXJames (Caddo 4225) | PluggedOil | 4,800 | Feb 25, 1983 | — | — |