| Kleberg R J Jr TR Stillman Past #13542-261-31344 | Exxon Mobil Corporation | Kenedy, TXStillman (K-00) | PluggedGas | 14,200 | May 13, 2011 | — | — |
| King Ranch Alazan #47342-273-32506 | Exxon Mobil Corporation | Kleberg, TXAlazan (Frio Cons.) | PluggedGas | 12,600 | Apr 1, 2008 | — | — |
| King Ranch Alazan #467DF42-273-32505 | Exxon Mobil Corporation | Kleberg, TXAlazan (Frio Cons.) | PluggedGas | 12,100 | Mar 26, 2008 | — | — |
| King Ranch Alazan #477DF42-273-32496 | Exxon Mobil Corporation | Kleberg, TXAlazan North (Frio Cons.) | PluggedGas | 12,000 | Sep 21, 2007 | — | — |
| King Ranch-N. Visnaga #142-273-32469 | Exxon Mobil Corporation | Kleberg, TXNorth Visnaga (I-63) | PluggedGas | 10,600 | Jul 13, 2007 | — | — |
| King Ranch Madero #2742-273-32470 | Exxon Mobil Corporation | Kleberg, TXMadero W. (K-94) | PluggedGas | 13,300 | Nov 29, 2006 | — | — |
| King Ranch Laguna Larga #106742-273-32271 | Exxon Mobil Corporation | Kleberg, TXT.-C.-B. (LWR Frio-UP Vxbg) | PluggedGas | 12,400 | Nov 10, 2005 | — | — |
| Dawson J. H.- State #742-047-32213 | Exxon Mobil Corporation | Brooks, TXMariposa (I-25 East) | PluggedGas | 9,500 | May 10, 2005 | — | — |
| Viboras Field Gas Unit No. 1 #Q135HZ42-047-32176 | Exxon Mobil Corporation | Brooks, TXViboras ( G-23 U.) | PluggedGas | 8,800 | Mar 22, 2005 | — | — |
| King Ranch Alazan #45742-273-32424 | Exxon Mobil Corporation | Kleberg, TXAlazan North (Frio Cons.) | PluggedGas | 5,500 | Mar 2, 2005 | — | — |
| Sullivan D.J. C #3042-047-32157 | Exxon Mobil Corporation | Brooks, TXTriple Crowne (Vicksburg) | PluggedGas | 14,500 | Sep 1, 2004 | — | — |
| Juarez Miguel #1142-427-33737 | Exxon Mobil Corporation | Starr, TXKelsey (Frio Consol.) | PluggedGas | 8,500 | Aug 31, 2004 | — | — |
| Kleberg R.j.jr.tr.viboras Past #14242-047-31756 | Exxon Mobil Corporation | Brooks, TXViboras (Top Vxbg.-H-910) | PluggedGas | 12,500 | Aug 24, 2004 | — | — |
| Kleberg R J Jr TR Stillman Past #13842-261-31360 | Exxon Mobil Corporation | Kenedy, TXWildcat | PluggedGas | 10,000 | May 11, 2004 | — | — |
| Valley M. C. #142-249-32449 | Exxon Mobil Corporation | Jim Wells, TXLa Gloria (Los Olmos) | PluggedGas | 8,000 | Jan 14, 2004 | — | — |
| McGill Brothers #56842-047-32119 | Exxon Mobil Corporation | Brooks, TXKelsey (Vxkbg. Consol.) | PluggedGas | 12,200 | Dec 30, 2003 | — | — |
| King Ranch Chiltipin #10342-273-32405 | Exxon Mobil Corporation | Kleberg, TXWildcat | PluggedGas | 13,000 | Oct 29, 2003 | — | — |
| Sullivan D J State #1042-047-32105 | Exxon Mobil Corporation | Brooks, TXHome Run (Vicksburg 10) | PluggedGas | 15,500 | Oct 14, 2003 | — | — |
| King Ranch Canelo #5042-273-32399 | Exxon Mobil Corporation | Kleberg, TXKr\boa (Vx. Brown) | PluggedGas | 13,850 | Aug 28, 2003 | — | — |
| Santa FE Ranch B #12542-047-32082 | Exxon Mobil Corporation | Brooks, TXTom East (13 800) | PluggedGas | 16,500 | Jun 16, 2003 | — | — |
| Dawson J. H. State #642-047-32068 | Exxon Mobil Corporation | Brooks, TXMariposa (I-25 East) | PluggedGas | 9,400 | Jun 11, 2003 | — | — |
| State Marshall #51DF42-047-32058 | Exxon Mobil Corporation | Brooks, TXKelsey (Frio Consol.) | PluggedGas | 8,700 | Apr 29, 2003 | — | — |
| King Ranch Alazan #45342-273-32378 | Exxon Mobil Corporation | Kleberg, TXAlazan North (Deep Frio) | PluggedGas | 19,500 | Nov 27, 2002 | — | — |
| Sullivan D.J. State #842-047-32023 | Exxon Mobil Corporation | Brooks, TXHome Run (Vicksburg 10) | PluggedGas | 14,500 | Sep 30, 2002 | — | — |
| Kleberg R.j.jr. Tr. Los Muertos #4842-047-32011 | Exxon Mobil Corporation | Brooks, TXIllini (Lower Vicksburg) | PluggedGas | 13,000 | Jul 19, 2002 | — | — |
| Santa Fee Ranch #11242-047-31988 | Exxon Mobil Corporation | Brooks, TXTom East (13 800) | PluggedGas | 16,500 | Apr 2, 2002 | — | — |
| Santa FE Ranch #11142-047-31980 | Exxon Mobil Corporation | Brooks, TXTom East (13 800) | PluggedGas | 16,500 | Feb 5, 2002 | — | — |
| King Ranch Borregos #m 65E42-273-32336 | Exxon Mobil Corporation | Kleberg, TXKrb\zuni-NC (Vxbg) | PluggedGas | 13,500 | Dec 12, 2001 | — | — |
| McGill Bros. #56342-047-31951 | Exxon Mobil Corporation | Brooks, TXKelsey (Frio Consol.) | PluggedGas | 8,500 | Aug 27, 2001 | — | — |
| Juarez Enemoria #642-427-33404 | Exxon Mobil Corporation | Starr, TXKelsey (Frio Consol.) | PluggedGas | 8,000 | Aug 27, 2001 | — | — |
| Pembrook Ralph E #7HHZ42-461-34210 | Exxon Mobil Corporation | Upton, TXWildcat | PluggedGas | 12,500 | Jun 29, 2001 | — | — |
| McGill Bros. #56142-427-33357 | Exxon Mobil Corporation | Starr, TXKelsey (Frio Consol.) | PluggedGas | 8,000 | May 16, 2001 | — | — |
| Juarez Miguel #10DF42-427-33358 | Exxon Mobil Corporation | Starr, TXKelsey (Frio Consol.) | PluggedGas | 8,000 | May 15, 2001 | — | — |
| King Ranch Borregos #m 58E42-273-32325 | Exxon Mobil Corporation | Kleberg, TXKrb\zuni-NC (Vxbg) | PluggedGas | 12,700 | May 9, 2001 | — | — |