| 360366 | Jul 26, 1989 | Jul 26, 1989 | Sun Exploration & Production Co. | Palo Pinto | Long Ranch #9 | 2,300 | 36333979 |
| 360945 | Jul 21, 1989 | Jul 21, 1989 | Sun Exploration & Production Co. | Panola | Gena Williamson Unit #3 | 9,230 | 36530251 |
| 360689 | Jul 17, 1989 | Jul 17, 1989 | Sun Exploration & Production Co. | Starr | De Garcia, B.G. #44 | 8,600 | 42732345 |
| 360351 | Jul 5, 1989 | Jul 5, 1989 | Sun Exploration & Production Co. | Victoria | Bennett, W. H. #17 | 7,670 | 46932575 |
| 360027 | Jul 3, 1989 | Jul 3, 1989 | Sun Exploration & Production Co. | Starr | Alvarez-Hinojosa Gas Unit #2 | 8,500 | 42732343 |
| 360987 | Jun 30, 1989 | Jun 30, 1989 | Sun Exploration & Production Co. | La Salle | Beckman, M. A. #2 | 10,750 | 28331263 |
| 360980 | Jun 29, 1989 | Jun 29, 1989 | Sun Exploration & Production Co. | Loving | Johnson, W.D. Jr. -F- #9 | 6,300 | 30130846 |
| 357449 | Jun 29, 1989 | Jun 29, 1989 | Sun Exploration & Production Co. | Andrews | Argo #3 | 6,460 | 00332253 |
| 360768 | Jun 26, 1989 | Jun 26, 1989 | Sun Exploration & Production Co. | Starr | Yturria L & L Co -B- #4 | 6,000 | 42732347 |
| 360764 | Jun 23, 1989 | Jun 23, 1989 | Sun Exploration & Production Co. | Starr | Flores-Hensley #1 | 8,500 | 42732346 |
| 360622 | Jun 21, 1989 | Jun 21, 1989 | Sun Exploration & Production Co. | Chambers | Colby, F. #2 | 8,750 | 07102072 |
| 360367 | Jun 20, 1989 | Jun 20, 1989 | Sun Exploration & Production Co. | Palo Pinto | Burleson County School Land #7 | 2,350 | 36333980 |
| 360104 | Jun 20, 1989 | Jun 20, 1989 | Sun Exploration & Production Co. | Palo Pinto | Ferguson Gas Unit #4 | 3,360 | 36333977 |
| 360579 | Jun 19, 1989 | Jun 19, 1989 | Sun Exploration & Production Co. | Galveston | Cade State Unit #1 | 5,602 | 16730615 |
| 360431 | Jun 14, 1989 | Jun 14, 1989 | Sun Exploration & Production Co. | Galveston | Cade-Zinn & Forman Unit #1 | 7,720 | 16730975 |
| 360389 | Jun 13, 1989 | Jun 13, 1989 | Sun Exploration & Production Co. | Frio | Panther Hollow -C- #6H | 6,800 | 16332207 |
| 359318 | Jun 9, 1989 | Jun 9, 1989 | Sun Exploration & Production Co. | Victoria | Friar, A. #8 | 8,800 | 46930448 |
| 360003 | Jun 2, 1989 | Jun 2, 1989 | Sun Exploration & Production Co. | Starr | Hall, J. F. -State #17 | 8,504 | 42701264 |
| 360002 | Jun 2, 1989 | Jun 2, 1989 | Sun Exploration & Production Co. | Panola | Kyle, J. R. #4 | 6,477 | 36531769 |
| 360001 | Jun 2, 1989 | Jun 2, 1989 | Sun Exploration & Production Co. | Kleberg | Canales, A. T. #26 | 9,082 | 27301719 |
| 360000 | Jun 2, 1989 | Jun 2, 1989 | Sun Exploration & Production Co. | Stephens | Caldwell-Breckenridge Unit #507 | 4,000 | 42935149 |
| 359840 | Jun 2, 1989 | Jun 2, 1989 | Sun Exploration & Production Co. | Starr | Garcia L & L -C- #6 | 10,200 | 42732342 |
| 359840Amendment | Jun 2, 1989 | Jun 2, 1989 | Sun Exploration & Production Co. | Starr | Garcia L & L -C- #6 | 10,200 | 42732342 |
| 359920 | May 31, 1989 | May 31, 1989 | Sun Exploration & Production Co. | Glasscock | Weyman, Alma #2 | 10,350 | 17332083 |
| 359920Amendment | May 31, 1989 | May 31, 1989 | Sun Exploration & Production Co. | Glasscock | Weyman, Alma #2 | 10,550 | 17332083 |
| 358978 | May 30, 1989 | May 30, 1989 | Sun Exploration & Production Co. | Kleberg | Canales, A. T. #56 | 11,700 | 27331452 |
| 358487 | May 30, 1989 | May 30, 1989 | Sun Exploration & Production Co. | Hardin | McShane, John #16 | 8,200 | 19931373 |
| 359519 | May 22, 1989 | May 22, 1989 | Sun Exploration & Production Co. | Winkler | Halley, S. M. -B- #39H | 7,000 | 49532263 |
| 359518 | May 19, 1989 | May 19, 1989 | Sun Exploration & Production Co. | Frio | Avant, J. R. #1H | 7,500 | 16332578 |
| 358844 | May 18, 1989 | May 18, 1989 | Sun Exploration & Production Co. | Stephens | Caldwell-Breckenridge Unit #199 | 4,000 | 42935146 |
| 359319 | May 17, 1989 | May 17, 1989 | Sun Exploration & Production Co. | Starr | De Lopez, C. V. -A- #5 | 10,453 | 42731712 |
| 359258 | May 16, 1989 | May 16, 1989 | Sun Exploration & Production Co. | Jefferson | Broussard & Hebert #35 | 7,700 | 24530300 |
| 359070 | May 10, 1989 | May 10, 1989 | Sun Exploration & Production Co. | Andrews | Olds, M. O. #1 | 8,500 | 00333960 |
| 358928 | May 8, 1989 | May 8, 1989 | Sun Exploration & Production Co. | Brooks | Sullivan, D.J. #10 | 12,525 | 04730685 |
| 358948 | May 4, 1989 | May 4, 1989 | Sun Exploration & Production Co. | Starr | Hall, J. F. State -A- #8 | 9,810 | 42731834 |
| 358910 | May 3, 1989 | May 3, 1989 | Sun Exploration & Production Co. | Winkler | Brown-Altman/Acct. #6/ #6 | 11,482 | 49505619 |
| 358909 | May 3, 1989 | May 3, 1989 | Sun Exploration & Production Co. | Andrews | Martinn, Nellie C. #22 | 6,727 | 00334684 |
| 358837 | May 1, 1989 | May 1, 1989 | Sun Exploration & Production Co. | Starr | McKinney, A. #32 | 7,800 | 42732122 |
| 358837Amendment | May 1, 1989 | May 1, 1989 | Sun Exploration & Production Co. | Starr | McKinney, A. #32 | 7,800 | 42732122 |
| 358604 | Apr 27, 1989 | Apr 27, 1989 | Sun Exploration & Production Co. | Starr | Speer, Geo. H. St. -B- #22 | 5,386 | 42704777 |
| 358497 | Apr 26, 1989 | Apr 26, 1989 | Sun Exploration & Production Co. | Hidalgo | Bentsen Bros. #12 | 6,670 | 21531730 |
| 358499 | Apr 25, 1989 | Apr 25, 1989 | Sun Exploration & Production Co. | Wharton | Duson-Krueger #3 | 6,750 | 48132776 |
| 358550 | Apr 24, 1989 | Apr 24, 1989 | Sun Exploration & Production Co. | Starr | De Garcia, B. G. #32 | 5,701 | 42730228 |
| 358413 | Apr 20, 1989 | Apr 20, 1989 | Sun Exploration & Production Co. | Chambers | Jackson, Felix, et Al #54 | 8,500 | 07130377 |
| 358258 | Apr 19, 1989 | Apr 19, 1989 | Sun Exploration & Production Co. | Starr | Montalvo, I. V. -C- #29 | 7,254 | 42700597 |
| 358080 | Apr 13, 1989 | Apr 13, 1989 | Sun Exploration & Production Co. | Palo Pinto | Sun Waddell #1 | 4,300 | 36333971 |
| 358079 | Apr 13, 1989 | Apr 13, 1989 | Sun Exploration & Production Co. | Palo Pinto | Sun Waddell #2 | 4,500 | 36333972 |
| 356961 | Apr 13, 1989 | Apr 13, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4367A | 7,300 | 27301485 |
| 358067 | Apr 12, 1989 | Apr 12, 1989 | Sun Exploration & Production Co. | Jim Wells | Seeligson Unit #1609 | 6,129 | 24902977 |
| 357915 | Apr 7, 1989 | Apr 7, 1989 | Sun Exploration & Production Co. | Zavala | Jones, E. B. -B- #3 | 7,255 | 50732245 |
| 357915Amendment | Apr 7, 1989 | Apr 7, 1989 | Sun Exploration & Production Co. | Zavala | Jones, E. B. -B- #3H | 8,900 | 50732245 |
| 357821 | Apr 7, 1989 | Apr 7, 1989 | Sun Exploration & Production Co. | Jim Wells | Canales, P. #118U | 7,110 | 24903805 |
| 357815 | Apr 6, 1989 | Apr 6, 1989 | Sun Exploration & Production Co. | Starr | Reilly Heirs #27 | 4,009 | 42731982 |
| 357805 | Apr 5, 1989 | Apr 5, 1989 | Sun Exploration & Production Co. | Galveston | Zinn & Forman #1 | 7,583 | 16700918 |
| 357804 | Apr 5, 1989 | Apr 5, 1989 | Sun Exploration & Production Co. | Galveston | Zinn & Forman #18 | 7,716 | 16730315 |
| 357801 | Apr 5, 1989 | Apr 5, 1989 | Sun Exploration & Production Co. | Kleberg | Canales, A. T. #64 | 11,396 | 27332052 |
| 356334 | Apr 3, 1989 | Apr 3, 1989 | Sun Exploration & Production Co. | Nolan | Southwest Nena Lucia Unit #3509 | 7,020 | 35300229 |
| 356491 | Mar 31, 1989 | Mar 31, 1989 | Sun Exploration & Production Co. | Howard | Rob #13 | 3,150 | 22731140 |
| 357580 | Mar 30, 1989 | Mar 30, 1989 | Sun Exploration & Production Co. | Starr | Lopez, C. V. de -B- #4 | 9,000 | 42731880 |
| 357267 | Mar 21, 1989 | Mar 21, 1989 | Sun Exploration & Production Co. | Andrews | Martin, Nellie C. #20 | 7,200 | 00334319 |
| 357098 | Mar 16, 1989 | Mar 16, 1989 | Sun Exploration & Production Co. | Starr | Speer, George H. -State -B- #17 | 6,996 | 42700999 |
| 357009 | Mar 16, 1989 | Mar 16, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4341A | 6,803 | 27301474 |
| 356967 | Mar 16, 1989 | Mar 16, 1989 | Sun Exploration & Production Co. | Andrews | Martin, Nellie C. #18 | 7,000 | 00334156 |
| 357090 | Mar 15, 1989 | Mar 15, 1989 | Sun Exploration & Production Co. | Starr | De Lopez, C.V. -A- #11 | 7,908 | 42732143 |
| 357008 | Mar 15, 1989 | Mar 15, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4343A | 6,849 | 27301478 |
| 357007 | Mar 15, 1989 | Mar 15, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4388 | 6,872 | 27301463 |
| 357006 | Mar 15, 1989 | Mar 15, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4317 | 6,735 | 27301475 |
| 357005 | Mar 15, 1989 | Mar 15, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4304 | 5,973 | 27301535 |
| 357004 | Mar 15, 1989 | Mar 15, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4322 | 6,100 | 27382016 |
| 357003 | Mar 15, 1989 | Mar 15, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4355A | 6,400 | 27301473 |
| 356962 | Mar 15, 1989 | Mar 15, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4381 | 6,751 | 27301466 |
| 356960 | Mar 15, 1989 | Mar 15, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4313A | 6,300 | 27301536 |
| 356991 | Mar 14, 1989 | Mar 14, 1989 | Sun Exploration & Production Co. | King | Springer, W. A. "B" #3 | 3,930 | 26931896 |
| 356976 | Mar 14, 1989 | Mar 14, 1989 | Sun Exploration & Production Co. | Galveston | Simpton-Zinn & Forman Unit #1 | 7,543 | 16730999 |
| 356848 | Mar 14, 1989 | Mar 14, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4356A | 6,800 | 27301494 |
| 356850 | Mar 13, 1989 | Mar 13, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4318 | 6,792 | 27301468 |
| 356849 | Mar 13, 1989 | Mar 13, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4392A | 6,950 | 27331168 |
| 356847 | Mar 13, 1989 | Mar 13, 1989 | Sun Exploration & Production Co. | Kleberg | Seeligson Unit #4331A | 7,200 | 27301540 |
| 356048 | Mar 10, 1989 | Mar 10, 1989 | Sun Exploration & Production Co. | Kleberg | Canales, A. T. #60 | 11,200 | 27331927 |
| 356680 | Mar 6, 1989 | Mar 6, 1989 | Sun Exploration & Production Co. | Matagorda | Miller, J.O., Sr. #1 | 10,300 | 32131588 |
| 356669 | Mar 3, 1989 | Mar 3, 1989 | Sun Exploration & Production Co. | Grayson | McRae, Sarah #1 | 11,296 | 18131210 |
| 356257 | Mar 3, 1989 | Mar 3, 1989 | Sun Exploration & Production Co. | Stephens | Cook-Thompson Unit #5 | 3,450 | 42935129 |
| 356519 | Feb 28, 1989 | Feb 28, 1989 | Sun Exploration & Production Co. | Starr | Yturria-Garcia Gas Unit #1 | 10,500 | 42732325 |
| 356519Amendment | Feb 28, 1989 | Feb 28, 1989 | Sun Exploration & Production Co. | Starr | Yturria-Garcia Gas Unit #1 | 11,300 | 42732325 |
| 356372 | Feb 24, 1989 | Feb 24, 1989 | Sun Exploration & Production Co. | Galveston | Humphreys #7 | 7,512 | 16730124 |
| 356333 | Feb 23, 1989 | Feb 23, 1989 | Sun Exploration & Production Co. | Stephens | Carlisle, James #13 | 3,600 | 42935130 |
| 356289 | Feb 22, 1989 | Feb 22, 1989 | Sun Exploration & Production Co. | Chambers | Hoffman, Walter -A- #5 | 11,280 | 07130529 |
| 356258 | Feb 21, 1989 | Feb 21, 1989 | Sun Exploration & Production Co. | Chambers | Tate, R.R. #2 | 8,800 | 07131845 |
| 356256 | Feb 21, 1989 | Feb 21, 1989 | Sun Exploration & Production Co. | Midland | Henson #1 | 11,800 | 32932097 |
| 356172 | Feb 17, 1989 | Feb 17, 1989 | Sun Exploration & Production Co. | Starr | Samano #1 | 10,200 | 42732324 |
| 356172Amendment | Feb 17, 1989 | Feb 17, 1989 | Sun Exploration & Production Co. | Starr | Samano #1 | 11,200 | 42732324 |
| 356171 | Feb 17, 1989 | Feb 17, 1989 | Sun Exploration & Production Co. | Kleberg | Canales, E. G. #22 | 12,430 | 27331462 |
| 355595 | Feb 16, 1989 | Feb 16, 1989 | Sun Exploration & Production Co. | Starr | H. Acevado Gas Unit #1 | 8,500 | 42732321 |
| 356120 | Feb 15, 1989 | Feb 15, 1989 | Sun Exploration & Production Co. | Jim Wells | Seeligson Unit #0119A | 6,753 | 24902826 |
| 356094 | Feb 14, 1989 | Feb 14, 1989 | Sun Exploration & Production Co. | Jim Wells | Seeligson Unit #0177A | 6,750 | 24902872 |
| 356089 | Feb 14, 1989 | Feb 14, 1989 | Sun Exploration & Production Co. | Jackson | Cherry, Joe #1 | 12,000 | 23932455 |
| 356089Amendment | Feb 14, 1989 | Feb 14, 1989 | Sun Exploration & Production Co. | Jackson | Cherry, Joe #1 | 12,500 | 23932455 |
| 356043 | Feb 13, 1989 | Feb 13, 1989 | Sun Exploration & Production Co. | Jim Wells | Seeligson Unit #0112A | 6,200 | 24902822 |
| 355945 | Feb 10, 1989 | Feb 10, 1989 | Sun Exploration & Production Co. | Starr | Rodriguez, S. #8 | 8,005 | 42731847 |
| 355900 | Feb 8, 1989 | Feb 8, 1989 | Sun Exploration & Production Co. | Jim Wells | Seeligson Unit #0140 | 6,800 | 24902757 |