| 230556 | Feb 27, 1984 | Feb 27, 1984 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #4833 | 4,950 | 11531965 |
| 230560 | Feb 27, 1984 | Feb 27, 1984 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #4832 | 4,950 | 11531964 |
| 230565 | Feb 27, 1984 | Feb 27, 1984 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #4307 | 4,950 | 11531967 |
| 230559 | Feb 27, 1984 | Feb 27, 1984 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #2434 | 4,950 | 11531963 |
| 230561 | Feb 27, 1984 | Feb 27, 1984 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #7113 | 4,950 | 11531962 |
| 230567 | Feb 27, 1984 | Feb 27, 1984 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #7006 | 4,950 | 11531966 |
| 251140 | Feb 21, 1984 | Feb 21, 1984 | Cities Service Oil & Gas Corp. | Terry | Starnes G #1 | 11,750 | 44531194 |
| 229531 | Feb 15, 1984 | Feb 15, 1984 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #5713 | 4,950 | 11531968 |
| 229537 | Feb 15, 1984 | Feb 15, 1984 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #5310 | 4,950 | 11531971 |
| 229535 | Feb 15, 1984 | Feb 15, 1984 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #5311W | 4,950 | 11531970 |
| 229532 | Feb 15, 1984 | Feb 15, 1984 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #5312W | 4,950 | 11531969 |
| 229323 | Feb 14, 1984 | Feb 14, 1984 | Cities Service Oil & Gas Corp. | Dawson | South Welch Unit #2117 | 4,970 | 11531946 |
| 230826 | Feb 13, 1984 | Feb 13, 1984 | Cities Service Oil & Gas Corp. | De Witt | Gohmert, "A" #7 | 8,000 | 12331305 |
| 229168 | Feb 10, 1984 | Feb 10, 1984 | Cities Service Oil & Gas Corp. | Midland | Dora Roberts Ranch Unit #2205 | 13,300 | 32900192 |
| 229060 | Feb 10, 1984 | Feb 10, 1984 | Cities Service Oil & Gas Corp. | Dawson | South Welch Unit #2116W | 4,990 | 11531954 |
| 228260 | Feb 3, 1984 | Feb 3, 1984 | Cities Service Oil & Gas Corp. | Dawson | South Welch Unit #2011 | 4,965 | 11531936 |
| 227373 | Jan 26, 1984 | Jan 26, 1984 | Cities Service Oil & Gas Corp. | Dawson | South Welch Unit #2115 | 4,990 | 11531941 |
| 227374 | Jan 26, 1984 | Jan 26, 1984 | Cities Service Oil & Gas Corp. | Dawson | South Welch Unit #2012W | 4,995 | 11531942 |
| 226785 | Jan 19, 1984 | Jan 19, 1984 | Cities Service Oil & Gas Corp. | Aransas | State Tract 114 #1 | 9,646 | 00700550 |
| 225426 | Dec 30, 1983 | Dec 30, 1983 | Cities Service Oil & Gas Corp. | Mustang IS-LB | State Lease 80573 #1 | 10,500 | 70230208 |
| 224227 | Dec 27, 1983 | Dec 27, 1983 | Cities Service Oil & Gas Corp. | Ector | Cummins N #1 | 9,513 | 13500126 |
| 225834 | Dec 22, 1983 | Dec 22, 1983 | Cities Service Oil & Gas Corp. | San Patricio | McKamey B #9 | 13,000 | 40931852 |
| 223691 | Dec 15, 1983 | Dec 15, 1983 | Cities Service Oil & Gas Corp. | Reeves | Matthews-Camp A #9D | 6,000 | 38931456 |
| 222941 | Dec 8, 1983 | Dec 8, 1983 | Cities Service Oil & Gas Corp. | Schleicher | Koy Unit #201 | 5,625 | 41300393 |
| 227226 | Dec 7, 1983 | Dec 7, 1983 | Cities Service Oil & Gas Corp. | Hutchinson | Bailey-Richardson #2 | 3,633 | 23330096 |
| 222689 | Dec 6, 1983 | Dec 6, 1983 | Cities Service Oil & Gas Corp. | Andrews | King B #3 | 12,230 | 00302004 |
| 222688 | Dec 6, 1983 | Dec 6, 1983 | Cities Service Oil & Gas Corp. | Reagan | Merchant Unit #47 | 6,385 | 38300428 |
| 222686 | Dec 6, 1983 | Dec 6, 1983 | Cities Service Oil & Gas Corp. | Andrews | King B #5 | 10,005 | 00332427 |
| 222659 | Dec 6, 1983 | Dec 6, 1983 | Cities Service Oil & Gas Corp. | Jackson | Miller, K. R. et. Ux. #1 | 10,500 | 23931956 |
| 222692 | Dec 6, 1983 | Dec 6, 1983 | Cities Service Oil & Gas Corp. | Midland | Dora Roberts Ranch Unit #4102 | 13,127 | 32900401 |
| 221667 | Nov 23, 1983 | Nov 23, 1983 | Cities Service Oil & Gas Corp. | Cass | Starcke A #1 | 12,000 | 06730454 |
| 221479 | Nov 22, 1983 | Nov 22, 1983 | Cities Service Oil & Gas Corp. | Dawson | Brennand #9 | 8,610 | 11530072 |
| 219846 | Nov 4, 1983 | Nov 4, 1983 | Cities Service Oil & Gas Corp. | Andrews | King C #1 | 12,234 | 00302005 |
| 219403 | Nov 1, 1983 | Nov 1, 1983 | Cities Service Oil & Gas Corp. | Nueces | Mustang Island State Park Tr. 2 #4 | 9,500 | 35532238 |
| 219211 | Oct 31, 1983 | Oct 31, 1983 | Cities Service Oil & Gas Corp. | Gaines | Thompson B #3 | 4,850 | 16500679 |
| 217315 | Oct 14, 1983 | Oct 14, 1983 | Cities Service Oil & Gas Corp. | Gregg | P. D. Harrison E G. U. #1 | 9,500 | 18330602 |
| 216227 | Sep 30, 1983 | Sep 30, 1983 | Cities Service Oil & Gas Corp. | Nacogdoches | Stewart C #1 | 11,400 | 34730680 |
| 215380 | Sep 29, 1983 | Sep 29, 1983 | Cities Service Oil & Gas Corp. | Val Verde | West F #1 | 11,800 | 46530430 |
| 215161 | Sep 28, 1983 | Sep 28, 1983 | Cities Service Oil & Gas Corp. | San Patricio | Smith "L" #2 | 14,500 | 40931826 |
| 214456 | Sep 23, 1983 | Sep 23, 1983 | Cities Service Oil & Gas Corp. | Terry | Starnes E #4 | 11,650 | 44531146 |
| 213016 | Sep 19, 1983 | Sep 19, 1983 | Cities Service Oil & Gas Corp. | Ector | Foster Grayburg San Andres Unit #309 W | 4,400 | 13534319 |
| 213017 | Sep 19, 1983 | Sep 19, 1983 | Cities Service Oil & Gas Corp. | Ector | Foster Grayburg San Andres Unit #707 | 4,400 | 13534318 |
| 213018 | Sep 19, 1983 | Sep 19, 1983 | Cities Service Oil & Gas Corp. | Ector | Foster Grayburg San Andres Unit #808 W | 4,400 | 13534317 |
| 213233 | Sep 19, 1983 | Sep 19, 1983 | Cities Service Oil & Gas Corp. | Gray | Eakin "A" #5 D | 3,500 | 17931516 |
| 213595 | Sep 7, 1983 | Sep 7, 1983 | Cities Service Oil & Gas Corp. | Howard | Settles D #11 | 1,900 | 22733261 |
| 215933 | Sep 7, 1983 | Sep 7, 1983 | Cities Service Oil & Gas Corp. | Howard | Settles D #5S | 1,900 | 22700083 |
| 209800 | Sep 2, 1983 | Sep 2, 1983 | Cities Service Oil & Gas Corp. | Ector | West Goldsmith Unit #2005 | 5,800 | 13534297 |
| 209808 | Sep 2, 1983 | Sep 2, 1983 | Cities Service Oil & Gas Corp. | Ector | West Goldsmith Unit #2006 | 5,800 | 13534298 |
| 211131 | Sep 1, 1983 | Sep 1, 1983 | Cities Service Oil & Gas Corp. | Freestone | Wadle #3 | 11,529 | 16130852 |
| 208045 | Aug 26, 1983 | Aug 26, 1983 | Cities Service Oil & Gas Corp. | Ector | Rhodes Cowden Unit #453 | 4,300 | 13534293 |
| 208047 | Aug 26, 1983 | Aug 26, 1983 | Cities Service Oil & Gas Corp. | Ector | Rhodes Cowden Unit #454 | 4,300 | 13534292 |
| 208052 | Aug 26, 1983 | Aug 26, 1983 | Cities Service Oil & Gas Corp. | Ector | Rhodes Cowden Unit #455 | 4,300 | 13534291 |
| 208042 | Aug 26, 1983 | Aug 26, 1983 | Cities Service Oil & Gas Corp. | Ector | Rhodes Cowden Unit #456 | 4,350 | 13534290 |
| 208057 | Aug 26, 1983 | Aug 26, 1983 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #5308 | 5,000 | 11531864 |
| 208056 | Aug 26, 1983 | Aug 26, 1983 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #2433 | 5,000 | 11531863 |
| 208054 | Aug 26, 1983 | Aug 26, 1983 | Cities Service Oil & Gas Corp. | Dawson | West Welch Unit #2432 | 5,000 | 11531862 |
| 209888 | Aug 24, 1983 | Aug 24, 1983 | Cities Service Oil & Gas Corp. | Howard | Settles D #6 SW | 1,900 | 22701545 |
| 206261 | Aug 18, 1983 | Aug 18, 1983 | Cities Service Oil & Gas Corp. | Midland | Dora Roberts Ranch Dev. Unit #4603 | 12,300 | 32900416 |
| 205388 | Aug 11, 1983 | Aug 11, 1983 | Cities Service Oil & Gas Corp. | Wise | West Chico Unit #803 | 5,800 | 49732631 |
| 205386 | Aug 11, 1983 | Aug 11, 1983 | Cities Service Oil & Gas Corp. | Wise | West Chico Unit #716 | 5,800 | 49732630 |
| 204915 | Aug 9, 1983 | Aug 9, 1983 | Cities Service Oil & Gas Corp. | Dawson | South Welch Unit #1513 | 4,975 | 11531855 |
| 204914 | Aug 9, 1983 | Aug 9, 1983 | Cities Service Oil & Gas Corp. | Dawson | South Welch Unit #1514 | 4,975 | 11531856 |
| 204913 | Aug 9, 1983 | Aug 9, 1983 | Cities Service Oil & Gas Corp. | Dawson | South Welch Unit #2113 | 4,980 | 11531857 |
| 204912 | Aug 9, 1983 | Aug 9, 1983 | Cities Service Oil & Gas Corp. | Dawson | South Welch Unit #2114 | 4,975 | 11531858 |
| 204909 | Aug 9, 1983 | Aug 9, 1983 | Cities Service Oil & Gas Corp. | Dawson | South Welch Unit #2209 | 4,980 | 11531859 |
| 203447 | Aug 1, 1983 | Aug 1, 1983 | Cities Service Oil & Gas Corp. | Wise | Davenport B #3 | 5,900 | 49732627 |
| 203489 | Aug 1, 1983 | Aug 1, 1983 | Cities Service Oil & Gas Corp. | Howard | Settles D #12 | 1,900 | 22733113 |
| 203064 | Jul 27, 1983 | Jul 27, 1983 | Cities Service Oil & Gas Corp. | Gaines | West Seminole San Andres Unit #810 | 5,190 | 16532612 |
| 203062 | Jul 27, 1983 | Jul 27, 1983 | Cities Service Oil & Gas Corp. | Gaines | West Seminole San Andres Unit #104 | 5,190 | 16532613 |
| 203059 | Jul 27, 1983 | Jul 27, 1983 | Cities Service Oil & Gas Corp. | Gaines | West Seminole San Andres Unit #507 | 5,190 | 16532609 |
| 200277 | Jul 5, 1983 | Jul 5, 1983 | Cities Service Oil & Gas Corp. | Andrews | University YZ #1 | 9,950 | 00300910 |
| 199553 | Jun 27, 1983 | Jun 27, 1983 | Cities Service Oil & Gas Corp. | Gaines | West Seminole San Andres Unit #809 | 5,190 | 16532595 |
| 198881 | Jun 21, 1983 | Jun 21, 1983 | Cities Service Oil & Gas Corp. | Ector | Dora Roberts Ranch Unit #S03 | 10,800 | 13533690 |
| 198711 | Jun 17, 1983 | Jun 17, 1983 | Cities Service Oil & Gas Corp. | Andrews | University O #5 | 10,118 | 00300825 |
| 197382 | Jun 6, 1983 | Jun 6, 1983 | Cities Service Oil & Gas Corp. | Martin | Graham C #2 | 8,150 | 31700041 |
| 196917 | May 18, 1983 | May 18, 1983 | Cities Service Oil & Gas Corp. | Terry | Starnes E #3 | 11,650 | 44531120 |
| 195399 | May 18, 1983 | May 18, 1983 | Cities Service Oil & Gas Corp. | Martin | Douglas-B #1 | 8,800 | 31700037 |
| 195177 | May 16, 1983 | May 16, 1983 | Cities Service Oil & Gas Corp. | Aransas | State Tract 114 #1 | 9,646 | 00700550 |
| 194978 | May 13, 1983 | May 13, 1983 | Cities Service Oil & Gas Corp. | Matagorda | Pierce Ranch A #1 | 12,000 | 32131306 |
| 194937 | May 13, 1983 | May 13, 1983 | Cities Service Oil & Gas Corp. | Cass | Pruitt A #1 | 11,900 | 06730398 |
| 192322 | Apr 12, 1983 | Apr 12, 1983 | Cities Service Oil & Gas Corp. | Colorado | Columbus Field Unit #501 | 10,754 | 08900027 |
| 191590 | Apr 12, 1983 | Apr 12, 1983 | Cities Service Oil & Gas Corp. | Cass | Pruitt A #1 | 11,900 | 06730398 |
| 175355 | Oct 19, 1982 | Oct 19, 1982 | Cities Service Oil & Gas Corp. | Upshur | Fenton A #1 | 11,965 | 45930557 |
| 165312 | Jul 1, 1982 | Jul 1, 1982 | Cities Service Oil & Gas Corp. | Leon | Johnson AB #1 | 15,365 | 28930525 |