| 242181 | Jun 15, 1984 | Jun 15, 1984 | Coastal Oil & Gas Corporation | Harris | Gaillard #44S | 4,500 | 20131773 |
| 240977 | Jun 4, 1984 | Jun 4, 1984 | Coastal Oil & Gas Corporation | Ward | York #1 | 9,000 | 47533422 |
| 241829 | May 31, 1984 | May 31, 1984 | Coastal Oil & Gas Corporation | Potter | Bivins #5067 | 2,300 | 37531068 |
| 241828 | May 31, 1984 | May 31, 1984 | Coastal Oil & Gas Corporation | Potter | Bivins #1757 | 2,300 | 37531067 |
| 239571 | May 21, 1984 | May 21, 1984 | Coastal Oil & Gas Corporation | Glasscock | Brunson, Glenn "13" #2 | 8,900 | 17331621 |
| 239098 | May 17, 1984 | May 17, 1984 | Coastal Oil & Gas Corporation | Webb | Webb County School Land #12S | 7,200 | 47933891 |
| 238651 | May 11, 1984 | May 11, 1984 | Coastal Oil & Gas Corporation | Glasscock | Blalock, Lois "A" #1 | 8,800 | 17331612 |
| 238340 | May 8, 1984 | May 8, 1984 | Coastal Oil & Gas Corporation | Zapata | Mecom, J. W. #58S | 10,000 | 50531810 |
| 237570 | May 3, 1984 | May 3, 1984 | Coastal Oil & Gas Corporation | Wharton | Johnstone, Rosa #4 | 6,019 | 48130640 |
| 236059 | Apr 19, 1984 | Apr 19, 1984 | Coastal Oil & Gas Corporation | Garza | Storie, S. C. Jr. #1S | 9,110 | 16932298 |
| 235441 | Apr 13, 1984 | Apr 13, 1984 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #304 | 6,100 | 16532805 |
| 235247 | Apr 12, 1984 | Apr 12, 1984 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #202 | 6,100 | 16532804 |
| 234681 | Apr 6, 1984 | Apr 6, 1984 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #303 | 6,100 | 16532799 |
| 234542 | Apr 4, 1984 | Apr 4, 1984 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #12011 | 6,100 | 16532795 |
| 234060 | Mar 30, 1984 | Mar 30, 1984 | Coastal Oil & Gas Corporation | Loving | Conn #1V | 6,546 | 30130481 |
| 234019 | Mar 30, 1984 | Mar 30, 1984 | Coastal Oil & Gas Corporation | Harris | Gaillard #43 | 4,500 | 20131726 |
| 233013 | Mar 21, 1984 | Mar 21, 1984 | Coastal Oil & Gas Corporation | Zapata | Mecom, J. W. #57S | 10,000 | 50531780 |
| 232552 | Mar 15, 1984 | Mar 15, 1984 | Coastal Oil & Gas Corporation | Live Oak | Hunt, Roy A. #2S | 5,800 | 29733426 |
| 232612 | Mar 14, 1984 | Mar 14, 1984 | Coastal Oil & Gas Corporation | Webb | St. Joseph Unit #9B | 4,200 | 47933785 |
| 230302 | Feb 23, 1984 | Feb 23, 1984 | Coastal Oil & Gas Corporation | Hidalgo | Riley-Jenkins #3S | 13,200 | 21531448 |
| 229713 | Feb 16, 1984 | Feb 16, 1984 | Coastal Oil & Gas Corporation | Zapata | Mecom, J. W. #56S | 10,000 | 50531766 |
| 229735 | Feb 16, 1984 | Feb 16, 1984 | Coastal Oil & Gas Corporation | Hidalgo | Castillo Flores Gas Unit #2 | 13,690 | 21530169 |
| 230580 | Feb 14, 1984 | Feb 14, 1984 | Coastal Oil & Gas Corporation | Potter | Bivins #68A | 2,300 | 37531025 |
| 228881 | Feb 10, 1984 | Feb 10, 1984 | Coastal Oil & Gas Corporation | Nueces | Hellmann, Paul #1S | 8,000 | 35532282 |
| 226095 | Jan 6, 1984 | Jan 6, 1984 | Coastal Oil & Gas Corporation | Glasscock | Brunson, Glenn #1 | 8,700 | 17331539 |
| 224994 | Dec 23, 1983 | Dec 23, 1983 | Coastal Oil & Gas Corporation | Glasscock | Powell "11" #1 | 8,300 | 17331531 |
| 224997 | Dec 23, 1983 | Dec 23, 1983 | Coastal Oil & Gas Corporation | Glasscock | Brunson, Glenn #2 | 8,700 | 17331532 |
| 224294 | Dec 20, 1983 | Dec 20, 1983 | Coastal Oil & Gas Corporation | Ward | Winter "5" #1 V | 9,525 | 47532784 |
| 223558 | Dec 14, 1983 | Dec 14, 1983 | Coastal Oil & Gas Corporation | Kleberg | Huff, Leonard L. #3 | 9,500 | 27331838 |
| 223559 | Dec 13, 1983 | Dec 13, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1008X | 6,100 | 16532759 |
| 223392 | Dec 13, 1983 | Dec 13, 1983 | Coastal Oil & Gas Corporation | Zapata | Mecom, J. W. #55 | 11,100 | 50531748 |
| 223381 | Dec 12, 1983 | Dec 12, 1983 | Coastal Oil & Gas Corporation | Glasscock | Brunson, Glenn "13" #1 | 10,500 | 17331523 |
| 223169 | Dec 7, 1983 | Dec 7, 1983 | Coastal Oil & Gas Corporation | Refugio | Welder, James F. Heirs #3A | 3,200 | 39131693 |
| 222747 | Dec 6, 1983 | Dec 6, 1983 | Coastal Oil & Gas Corporation | Mitchell | Ellwood Estate #4 | 4,650 | 33532650 |
| 222105 | Nov 29, 1983 | Nov 29, 1983 | Coastal Oil & Gas Corporation | Potter | Bivins (S) #3407S | 2,400 | 37531017 |
| 222106 | Nov 29, 1983 | Nov 29, 1983 | Coastal Oil & Gas Corporation | Potter | Bivins (S) #3308S | 2,400 | 37531018 |
| 222103 | Nov 29, 1983 | Nov 29, 1983 | Coastal Oil & Gas Corporation | Potter | Bivins (S) #3320S | 2,400 | 37531016 |
| 221268 | Nov 21, 1983 | Nov 21, 1983 | Coastal Oil & Gas Corporation | Zapata | Mecom, J. W. #54V | 9,800 | 50531735 |
| 220170 | Nov 9, 1983 | Nov 9, 1983 | Coastal Oil & Gas Corporation | Live Oak | Hunt, Roy A. #1 | 5,623 | 29733373 |
| 219106 | Oct 28, 1983 | Oct 28, 1983 | Coastal Oil & Gas Corporation | Zapata | Mecom, J. W. #53V | 10,400 | 50531727 |
| 218187 | Oct 21, 1983 | Oct 21, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #902 | 6,100 | 16532713 |
| 217653 | Oct 19, 1983 | Oct 19, 1983 | Coastal Oil & Gas Corporation | Hidalgo | Riley-Jenkins #2V | 14,400 | 21531389 |
| 217675 | Oct 19, 1983 | Oct 19, 1983 | Coastal Oil & Gas Corporation | Hidalgo | Salinas, M. #2V | 14,000 | 21531391 |
| 216507 | Oct 6, 1983 | Oct 6, 1983 | Coastal Oil & Gas Corporation | Loving | Conn #1V | 6,600 | 30130481 |
| 213867 | Sep 22, 1983 | Sep 22, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #6025 | 6,100 | 16532670 |
| 213868 | Sep 22, 1983 | Sep 22, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #6026 | 6,100 | 16532671 |
| 214144 | Sep 22, 1983 | Sep 22, 1983 | Coastal Oil & Gas Corporation | Glasscock | Hightower, R. L. #1 | 8,500 | 17331478 |
| 213432 | Sep 21, 1983 | Sep 21, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1104 | 6,100 | 16532660 |
| 212879 | Sep 19, 1983 | Sep 19, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1209 | 6,100 | 16532657 |
| 212876 | Sep 19, 1983 | Sep 19, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1240X | 6,100 | 16532656 |
| 212874 | Sep 19, 1983 | Sep 19, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1208 | 6,100 | 16532654 |
| 212866 | Sep 19, 1983 | Sep 19, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1008 | 6,100 | 16532651 |
| 212868 | Sep 19, 1983 | Sep 19, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #806 | 6,100 | 16532652 |
| 212870 | Sep 19, 1983 | Sep 19, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #6024 | 6,100 | 16532653 |
| 212875 | Sep 19, 1983 | Sep 19, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1206 | 6,100 | 16532655 |
| 212881 | Sep 19, 1983 | Sep 19, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1207 | 6,100 | 16532658 |
| 212860 | Sep 19, 1983 | Sep 19, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1210 | 6,100 | 16532650 |
| 208847 | Aug 31, 1983 | Aug 31, 1983 | Coastal Oil & Gas Corporation | Glasscock | Blalock, L. #1201 | 10,500 | 17331465 |
| 205449 | Aug 12, 1983 | Aug 12, 1983 | Coastal Oil & Gas Corporation | Hidalgo | Frank Machac Gas Unit #1 | 13,590 | 21530807 |
| 203875 | Aug 3, 1983 | Aug 3, 1983 | Coastal Oil & Gas Corporation | Zapata | Mecom, J. W. #52V | 9,637 | 50531671 |
| 204986 | Jul 27, 1983 | Jul 27, 1983 | Coastal Oil & Gas Corporation | Kleberg | King Ranch Inc., Trustee #3 | 6,700 | 27381976 |
| 200962 | Jul 11, 1983 | Jul 11, 1983 | Coastal Oil & Gas Corporation | Ward | Edwards #3 V | 9,547 | 47532908 |
| 200451 | Jul 6, 1983 | Jul 6, 1983 | Coastal Oil & Gas Corporation | Hidalgo | Riley-Jenkins #1 V | 14,000 | 21531357 |
| 199554 | Jun 27, 1983 | Jun 27, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1102 X | 6,100 | 16532589 |
| 196499 | May 26, 1983 | May 26, 1983 | Coastal Oil & Gas Corporation | Hidalgo | Coates Energy Trust "D" #1V | 12,907 | 21531342 |
| 195653 | May 19, 1983 | May 19, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #408 | 6,100 | 16532590 |
| 194680 | May 12, 1983 | May 12, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1103 | 6,100 | 16532587 |
| 194422 | May 11, 1983 | May 11, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris #6017 | 6,100 | 16532586 |
| 194024 | May 10, 1983 | May 10, 1983 | Coastal Oil & Gas Corporation | Zapata | Mecom, J. W. #51V | 10,300 | 50531663 |
| 194190 | May 10, 1983 | May 10, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #6021 | 6,100 | 16532584 |
| 194188 | May 10, 1983 | May 10, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #6022 | 6,100 | 16532583 |
| 194186 | May 10, 1983 | May 10, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #6023 | 6,100 | 16532582 |
| 194184 | May 10, 1983 | May 10, 1983 | Coastal Oil & Gas Corporation | Gaines | So. Harris #507 | 6,100 | 16532581 |
| 194179 | May 10, 1983 | May 10, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #508 | 6,100 | 16532580 |
| 194176 | May 10, 1983 | May 10, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #509 | 6,100 | 16532579 |
| 193173 | Apr 28, 1983 | Apr 28, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #6020 | 6,100 | 16532577 |
| 192862 | Apr 28, 1983 | Apr 28, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #6019 | 6,100 | 16532575 |
| 192860 | Apr 28, 1983 | Apr 28, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #6018 | 6,100 | 16532574 |
| 192843 | Apr 27, 1983 | Apr 27, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1205 | 6,100 | 16532573 |
| 192151 | Apr 20, 1983 | Apr 20, 1983 | Coastal Oil & Gas Corporation | Zapata | Gutierrez, J. M. "C" #3D | 3,524 | 50530063 |
| 192080 | Apr 18, 1983 | Apr 18, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #6016 | 6,100 | 16532570 |
| 191726 | Apr 18, 1983 | Apr 18, 1983 | Coastal Oil & Gas Corporation | Dimmit | Hofland-Jones Farms, Inc. #1V | 4,515 | 12732420 |
| 191349 | Apr 12, 1983 | Apr 12, 1983 | Coastal Oil & Gas Corporation | Lipscomb | Hess 'V' #1095 | 7,800 | 29531305 |
| 191230 | Apr 12, 1983 | Apr 12, 1983 | Coastal Oil & Gas Corporation | Orange | State Tract 3 #1V | 12,500 | 36130460 |
| 190116 | Mar 31, 1983 | Mar 31, 1983 | Coastal Oil & Gas Corporation | Calhoun | State Tract E-77 #2 | 8,552 | 05700685 |
| 189081 | Mar 22, 1983 | Mar 22, 1983 | Coastal Oil & Gas Corporation | Gaines | So. Harris Unit #704 X | 6,100 | 16532558 |
| 188883 | Mar 18, 1983 | Mar 18, 1983 | Coastal Oil & Gas Corporation | Cameron | Garcia, J. A. "A" #3 | 9,530 | 06130046 |
| 188214 | Mar 11, 1983 | Mar 11, 1983 | Coastal Oil & Gas Corporation | Hidalgo | Pennzoil Fee #1V | 12,970 | 21531322 |
| 188079 | Mar 11, 1983 | Mar 11, 1983 | Coastal Oil & Gas Corporation | Zapata | Mecom, J. W. #50V | 9,331 | 50531647 |
| 187221 | Mar 1, 1983 | Mar 1, 1983 | Coastal Oil & Gas Corporation | Gaines | So. Harris Unit #1006 | 6,100 | 16532519 |
| 186825 | Feb 22, 1983 | Feb 22, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1005 | 6,100 | 16532518 |
| 186762 | Feb 22, 1983 | Feb 22, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #705 | 6,100 | 16532517 |
| 186758 | Feb 22, 1983 | Feb 22, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #707 | 6,100 | 16532516 |
| 186756 | Feb 22, 1983 | Feb 22, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #706 | 6,100 | 16532515 |
| 186755 | Feb 22, 1983 | Feb 22, 1983 | Coastal Oil & Gas Corporation | Gaines | South Harris Unit #1007 | 6,100 | 16532514 |
| 186214 | Feb 15, 1983 | Feb 15, 1983 | Coastal Oil & Gas Corporation | Ward | Winter '5' #1 V | 10,000 | 47532784 |
| 185380 | Feb 4, 1983 | Feb 4, 1983 | Coastal Oil & Gas Corporation | Zapata | Gutierrez, J. M. "C" #4T | 3,500 | 50531629 |
| 185192 | Feb 4, 1983 | Feb 4, 1983 | Coastal Oil & Gas Corporation | Howard | Humble-Douthit #39 | 3,200 | 22733022 |
| 185191 | Feb 4, 1983 | Feb 4, 1983 | Coastal Oil & Gas Corporation | Howard | Humble-Douthit #38 | 3,200 | 22733021 |
| 185189 | Feb 4, 1983 | Feb 4, 1983 | Coastal Oil & Gas Corporation | Howard | Humble-Douthit #40 | 3,200 | 22733020 |