| 483959 | Apr 22, 1999 | Apr 22, 1999 | Phillips Petroleum Company | Live Oak | El Paso Natural Gas #11 | 11,800 | 29734354 |
| 483644 | Apr 1, 1999 | Apr 1, 1999 | Phillips Petroleum Company | Andrews | Bitler #97 | 4,900 | 00336727 |
| 483569 | Mar 29, 1999 | Mar 29, 1999 | Phillips Petroleum Company | Andrews | Bitler #74H | 4,800 | 00335803 |
| 483568 | Mar 29, 1999 | Mar 29, 1999 | Phillips Petroleum Company | Andrews | Bitler #70 | 4,800 | 00335635 |
| 483453 | Mar 24, 1999 | Mar 24, 1999 | Phillips Petroleum Company | Andrews | Bitler #73H | 4,800 | 00335804 |
| 483428 | Mar 23, 1999 | Mar 23, 1999 | Phillips Petroleum Company | Andrews | Bitler #93H | 4,800 | 00336722 |
| 483427 | Mar 23, 1999 | Mar 23, 1999 | Phillips Petroleum Company | Val Verde | Cauthorn -D- #6 | 10,150 | 46530599 |
| 483184 | Mar 10, 1999 | Mar 10, 1999 | Phillips Petroleum Company | Val Verde | Cauthorn -B- #7 | 10,350 | 46530597 |
| 482962 | Feb 26, 1999 | Feb 26, 1999 | Phillips Petroleum Company | Ector | Speck #1 | 3,950 | 13537740 |
| 482754 | Feb 23, 1999 | Feb 23, 1999 | Phillips Petroleum Company | Wharton | Schiller #1 | 8,600 | 48134100 |
| 482735 | Feb 16, 1999 | Feb 16, 1999 | Phillips Petroleum Company | Ector | Speck #2 | 4,000 | 13508989 |
| 482045 | Jan 19, 1999 | Jan 19, 1999 | Phillips Petroleum Company | Limestone | Bradley "A" #2 | 10,000 | 29331290 |
| 482016 | Jan 14, 1999 | Jan 14, 1999 | Phillips Petroleum Company | Sherman | Salvador #1R | 3,315 | 42130714 |
| 481988 | Jan 14, 1999 | Jan 14, 1999 | Phillips Petroleum Company | Fort Bend | El Ferrocarril Ltd #3 | 14,200 | 15732003 |
| 481804 | Dec 29, 1998 | Dec 29, 1998 | Phillips Petroleum Company | Wheeler | Dunn #3 | 13,300 | 48331563 |
| 481759 | Dec 28, 1998 | Dec 28, 1998 | Phillips Petroleum Company | Moore | Spear #1R | 3,500 | 34132618 |
| 481397 | Dec 10, 1998 | Dec 10, 1998 | Phillips Petroleum Company | Ector | Blakeney, B. H. "E" #4 | 3,900 | 13504412 |
| 481299 | Dec 9, 1998 | Dec 9, 1998 | Phillips Petroleum Company | Brazoria | I. P. Farms G Unit #2 | 13,000 | 03932663 |
| 481306 | Dec 8, 1998 | Dec 8, 1998 | Phillips Petroleum Company | Sherman | Poston #1R | 3,015 | 42130684 |
| 480993 | Nov 19, 1998 | Nov 19, 1998 | Phillips Petroleum Company | Pecos | Puckett -C- #1 | 14,700 | 37103813 |
| 480993Amendment | Nov 19, 1998 | Nov 19, 1998 | Phillips Petroleum Company | Pecos | Puckett -C- #1 | 13,542 | 37103813 |
| 480924 | Nov 19, 1998 | Nov 19, 1998 | Phillips Petroleum Company | Moore | United #1R | 3,600 | 34132617 |
| 480898 | Nov 16, 1998 | Nov 16, 1998 | Phillips Petroleum Company | Val Verde | Cauthorn -D- #5 | 10,200 | 46530595 |
| 480682 | Nov 6, 1998 | Nov 6, 1998 | Phillips Petroleum Company | Ector | South Cowden Unit #623H | 4,900 | 13536941 |
| 480572 | Nov 2, 1998 | Nov 2, 1998 | Phillips Petroleum Company | Pecos | Mitchell, Rosa L. #2 | 14,332 | 37132978 |
| 480497 | Oct 28, 1998 | Oct 28, 1998 | Phillips Petroleum Company | Val Verde | Cauthorn -C- #5 | 10,400 | 46530594 |
| 480478 | Oct 28, 1998 | Oct 28, 1998 | Phillips Petroleum Company | Hansford | Darst #1R | 3,100 | 19531356 |
| 480261 | Oct 20, 1998 | Oct 20, 1998 | Phillips Petroleum Company | Sherman | Carlander A #1 | 5,800 | 42130449 |
| 480037 | Oct 12, 1998 | Oct 12, 1998 | Phillips Petroleum Company | Brazoria | Banfield #4 | 13,110 | 03932556 |
| 479833 | Oct 2, 1998 | Oct 2, 1998 | Phillips Petroleum Company | Fort Bend | Clark #2 | 9,000 | 15732021 |
| 479833Amendment | Oct 2, 1998 | Oct 2, 1998 | Phillips Petroleum Company | Fort Bend | Clark #2 | 9,000 | 15732021 |
| 479643 | Sep 24, 1998 | Sep 24, 1998 | Phillips Petroleum Company | Rusk | Ellis Estate #8 | 11,300 | 40132898 |
| 478727 | Sep 17, 1998 | Sep 17, 1998 | Phillips Petroleum Company | Panola | Murval Gas Unit C #1 | 10,000 | 36534012 |
| 479384 | Sep 14, 1998 | Sep 14, 1998 | Phillips Petroleum Company | Val Verde | Cauthorn -B- #6 | 10,500 | 46530592 |
| 479332 | Sep 10, 1998 | Sep 10, 1998 | Phillips Petroleum Company | Goliad | Reed, S. H. #3 | 5,130 | 17531483 |
| 479330 | Sep 10, 1998 | Sep 10, 1998 | Phillips Petroleum Company | Val Verde | Cauthorn -B- #5 | 10,500 | 46530591 |
| 479330Amendment | Sep 10, 1998 | Sep 10, 1998 | Phillips Petroleum Company | Val Verde | Cauthorn -B- #5 | 10,500 | 46530591 |
| 478668 | Sep 1, 1998 | Sep 1, 1998 | Phillips Petroleum Company | Ector | South Cowden Unit #620H | 4,800 | 13536152 |
| 478668Amendment | Sep 1, 1998 | Sep 1, 1998 | Phillips Petroleum Company | Ector | South Cowden Unit #620H | 4,800 | 13536152 |
| 478667 | Sep 1, 1998 | Sep 1, 1998 | Phillips Petroleum Company | Ector | South Cowden Unit #107H | 4,900 | 13531393 |
| 478666 | Sep 1, 1998 | Sep 1, 1998 | Phillips Petroleum Company | Ector | South Cowden Unit #713H | 4,900 | 13537272 |
| 478610 | Aug 12, 1998 | Aug 12, 1998 | Phillips Petroleum Company | Rusk | Howard a Unit #8 | 11,400 | 40132893 |
| 478603 | Aug 7, 1998 | Aug 7, 1998 | Phillips Petroleum Company | Andrews | Bitler #63H | 4,650 | 00334652 |
| 478603Amendment | Aug 7, 1998 | Aug 7, 1998 | Phillips Petroleum Company | Andrews | Bitler #63H | 4,650 | 00334652 |
| 478274 | Aug 7, 1998 | Aug 7, 1998 | Phillips Petroleum Company | De Witt | Hartman #1 | 8,500 | 12331838 |
| 478489 | Aug 4, 1998 | Aug 4, 1998 | Phillips Petroleum Company | Ector | South Cowden Unit #218 D | 10,000 | 13520412 |
| 478348 | Jul 31, 1998 | Jul 31, 1998 | Phillips Petroleum Company | Gray | Hessey #1R | 2,550 | 17932360 |
| 478231 | Jul 27, 1998 | Jul 27, 1998 | Phillips Petroleum Company | Sherman | Poston #1R | 3,015 | 42130684 |
| 477713 | Jul 7, 1998 | Jul 7, 1998 | Phillips Petroleum Company | Sherman | Proper #3 | 7,300 | 42130683 |
| 477603Amendment | Jul 7, 1998 | Jul 7, 1998 | Phillips Petroleum Company | Brazoria | Knape #1 | 11,020 | 03932651 |
| 477636 | Jul 3, 1998 | Jul 3, 1998 | Phillips Petroleum Company | Hansford | Pearson #3R | 3,040 | 19531373 |
| 477624 | Jul 2, 1998 | Jul 2, 1998 | Phillips Petroleum Company | Moore | Messenger #1R | 3,600 | 34132591 |
| 476417 | Jul 2, 1998 | Jul 2, 1998 | Phillips Petroleum Company | Ector | Abell #2 | 8,195 | 13502427 |
| 477537 | Jul 1, 1998 | Jul 1, 1998 | Phillips Petroleum Company | Duval | Herrera #2 | 10,620 | 13137260 |
| 477535 | Jul 1, 1998 | Jul 1, 1998 | Phillips Petroleum Company | Moore | Pink #1R | 3,720 | 34132586 |
| 477430 | Jun 30, 1998 | Jun 30, 1998 | Phillips Petroleum Company | Rusk | Ellis Estate #7 | 11,300 | 40132880 |
| 477307 | Jun 25, 1998 | Jun 25, 1998 | Phillips Petroleum Company | Ector | Mc Entire #2 | 7,735 | 13503508 |
| 477259 | Jun 24, 1998 | Jun 24, 1998 | Phillips Petroleum Company | Ector | Frank -A- #4 | 7,840 | 13503127 |
| 477114 | Jun 18, 1998 | Jun 18, 1998 | Phillips Petroleum Company | Rusk | Laird C #8 | 11,300 | 40132877 |
| 476196 | May 12, 1998 | May 12, 1998 | Phillips Petroleum Company | Goliad | Whitfield #1 | 3,600 | 17533087 |
| 476180 | May 11, 1998 | May 11, 1998 | Phillips Petroleum Company | Pecos | Fisher-Bonsack #1 | 14,850 | 37103736 |
| 475901 | May 4, 1998 | May 4, 1998 | Phillips Petroleum Company | Ector | Embar #12 | 5,515 | 13502707 |
| 475880 | May 1, 1998 | May 1, 1998 | Phillips Petroleum Company | Hemphill | Jones R #2 | 8,202 | 21130479 |
| 475825 | May 1, 1998 | May 1, 1998 | Phillips Petroleum Company | Sherman | Bivins KK #15 | 3,220 | 42100824 |
| 475597 | Apr 29, 1998 | Apr 29, 1998 | Phillips Petroleum Company | Rusk | Howard A #7 | 11,400 | 40132863 |
| 474004 | Apr 27, 1998 | Apr 27, 1998 | Phillips Petroleum Company | Lipscomb | Cross F #2 | 7,610 | 29531809 |
| 475319 | Apr 21, 1998 | Apr 21, 1998 | Phillips Petroleum Company | Panola | Beasley 3 Unit #11 | 9,800 | 36533937 |
| 475446 | Apr 20, 1998 | Apr 20, 1998 | Phillips Petroleum Company | Ector | Goldsmith Andector Unit #T141 | 5,820 | 13502698 |
| 475672 | Apr 16, 1998 | Apr 16, 1998 | Phillips Petroleum Company | Borden | West JO-Mill Unit #919 | 7,700 | 03331716 |
| 475036 | Apr 14, 1998 | Apr 14, 1998 | Phillips Petroleum Company | Andrews | Embar-B #9 | 8,149 | 00304508 |
| 475237 | Apr 13, 1998 | Apr 13, 1998 | Phillips Petroleum Company | Pecos | Odom -C- #1 | 14,870 | 37103781 |
| 475130 | Apr 10, 1998 | Apr 10, 1998 | Phillips Petroleum Company | Borden | West JO-Mill Unit #924 | 7,700 | 03331713 |
| 475129 | Apr 10, 1998 | Apr 10, 1998 | Phillips Petroleum Company | Borden | West JO-Mill Unit #923 | 7,700 | 03331712 |
| 474737 | Mar 27, 1998 | Mar 27, 1998 | Phillips Petroleum Company | Panola | Pitts "A" #5 | 9,700 | 36533920 |
| 474352 | Mar 16, 1998 | Mar 16, 1998 | Phillips Petroleum Company | Pecos | Odom "A" #2 | 15,000 | 37130878 |
| 474352Amendment | Mar 16, 1998 | Mar 16, 1998 | Phillips Petroleum Company | Pecos | Odom "A" #2 | 15,000 | 37130878 |
| 473602 | Mar 9, 1998 | Mar 9, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #243 | 4,000 | 13537613 |
| 473602Amendment | Mar 9, 1998 | Mar 9, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #243 | 4,200 | 13537613 |
| 473784 | Mar 6, 1998 | Mar 6, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #252 | 4,000 | 13537620 |
| 473783 | Mar 6, 1998 | Mar 6, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #253 | 4,000 | 13537621 |
| 473782 | Mar 6, 1998 | Mar 6, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #246 | 4,000 | 13537622 |
| 473782Amendment | Mar 6, 1998 | Mar 6, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #246 | 4,200 | 13537622 |
| 474075 | Mar 5, 1998 | Mar 5, 1998 | Phillips Petroleum Company | Pecos | Puckett -K- #1 | 13,730 | 37103758 |
| 473670 | Feb 27, 1998 | Feb 27, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #244 | 4,100 | 13537618 |
| 473669 | Feb 27, 1998 | Feb 27, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #245 | 4,100 | 13537617 |
| 473605 | Feb 24, 1998 | Feb 24, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #240 | 4,900 | 13537616 |
| 473604 | Feb 24, 1998 | Feb 24, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #241 | 4,900 | 13537615 |
| 473603 | Feb 24, 1998 | Feb 24, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #242 | 4,900 | 13537614 |
| 473539 | Feb 24, 1998 | Feb 24, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #238 | 4,900 | 13537612 |
| 473538 | Feb 24, 1998 | Feb 24, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #237 | 5,000 | 13537611 |
| 473537 | Feb 24, 1998 | Feb 24, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #239 | 4,900 | 13537610 |
| 473448 | Feb 24, 1998 | Feb 24, 1998 | Phillips Petroleum Company | Ector | North Penwell Unit #236 | 4,900 | 13537607 |
| 453154 | Feb 24, 1998 | Feb 24, 1998 | Phillips Petroleum Company | Ector | Foster "J" #4 | 9,350 | 13537277 |
| 470938 | Feb 17, 1998 | Feb 17, 1998 | Phillips Petroleum Company | Andrews | University Andrews #43 | 7,683 | 00304646 |
| 473300 | Feb 12, 1998 | Feb 12, 1998 | Phillips Petroleum Company | Andrews | University Andrews #55W | 5,370 | 00304772 |
| 473300Amendment | Feb 12, 1998 | Feb 12, 1998 | Phillips Petroleum Company | Andrews | University Andrews #55 | 6,256 | 00304772 |
| 473228 | Feb 12, 1998 | Feb 12, 1998 | Phillips Petroleum Company | Hansford | Alexander I #2 | 7,000 | 19531360 |
| 473083 | Feb 10, 1998 | Feb 10, 1998 | Phillips Petroleum Company | Sherman | Bivins "DD" #1R | 3,400 | 42130681 |
| 472970 | Feb 6, 1998 | Feb 6, 1998 | Phillips Petroleum Company | Moore | Reser #1R | 3,400 | 34132726 |
| 472969 | Feb 6, 1998 | Feb 6, 1998 | Phillips Petroleum Company | Moore | Spur #1R | 3,300 | 34132577 |