| 653880 | Feb 2, 2008 | Feb 2, 2008 | Pioneer Exploration, Ltd. | Coke | Chappell, J.E. #78 | 7,357 | 08131896 |
| 653032 | Jan 22, 2008 | Jan 22, 2008 | Pioneer Exploration, Ltd. | Coleman | Summers, W. A. #9 | 4,200 | 08335739 |
| 649954 | Jan 18, 2008 | Jan 18, 2008 | Pioneer Exploration, Ltd. | Scurry | Brumley "A" #20 | 3,975 | 41534362 |
| 649686 | Jan 14, 2008 | Jan 14, 2008 | Pioneer Exploration, Ltd. | Scurry | Brumley "A" #21 | 3,975 | 41534359 |
| 649692 | Jan 10, 2008 | Jan 10, 2008 | Pioneer Exploration, Ltd. | Scurry | Brumley "A" #22 | 3,975 | 41534360 |
| 649681 | Jan 10, 2008 | Jan 10, 2008 | Pioneer Exploration, Ltd. | Scurry | Brumley "A" #19 | 3,975 | 41534358 |
| 652308 | Jan 9, 2008 | Jan 9, 2008 | Pioneer Exploration, Ltd. | Nolan | TXL -K- #11 | 5,900 | 35333004 |
| 651984 | Jan 2, 2008 | Jan 2, 2008 | Pioneer Exploration, Ltd. | Coleman | Summers, W. A. #8 | 3,350 | 08335737 |
| 650688 | Dec 11, 2007 | Dec 11, 2007 | Pioneer Exploration, Ltd. | Wood | J. B. Goldsmith #58 | 8,700 | 49932070 |
| 650676 | Dec 11, 2007 | Dec 11, 2007 | Pioneer Exploration, Ltd. | Wood | Kirkland, P. J. #7 | 8,700 | 49932069 |
| 648554 | Dec 8, 2007 | Dec 8, 2007 | Pioneer Exploration, Ltd. | Coleman | Summers, W. A. #7 | 3,350 | 08335736 |
| 648402 | Dec 8, 2007 | Dec 8, 2007 | Pioneer Exploration, Ltd. | Coke | Chappell, J.E. #74 | 7,500 | 08131909 |
| 645760 | Nov 6, 2007 | Nov 6, 2007 | Pioneer Exploration, Ltd. | Scurry | Brumley "A" #18 | 3,975 | 41534347 |
| 648657 | Nov 5, 2007 | Nov 5, 2007 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #5058 | 4,800 | 39935082 |
| 648651 | Nov 5, 2007 | Nov 5, 2007 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #5057 | 4,800 | 39935081 |
| 648544 | Nov 1, 2007 | Nov 1, 2007 | Pioneer Exploration, Ltd. | Coleman | Summers, W. A. #6 | 3,350 | 08335735 |
| 648544Amendment | Nov 1, 2007 | Nov 1, 2007 | Pioneer Exploration, Ltd. | Coleman | Summers, W. A. #6 | 3,350 | 08335735 |
| 648544Amendment | Nov 1, 2007 | Nov 1, 2007 | Pioneer Exploration, Ltd. | Coleman | Summers, W. A. #6 | 3,350 | 08335735 |
| 648398 | Oct 31, 2007 | Oct 31, 2007 | Pioneer Exploration, Ltd. | Coke | Chappell, J.E. #73 | 7,500 | 08131907 |
| 648355 | Oct 30, 2007 | Oct 30, 2007 | Pioneer Exploration, Ltd. | Coleman | Summers, W. A. #4 | 3,350 | 08335734 |
| 645896 | Oct 19, 2007 | Oct 19, 2007 | Pioneer Exploration, Ltd. | Coke | Chappell, J.E. #78 | 7,357 | 08131896 |
| 638936 | Jun 21, 2007 | Jun 21, 2007 | Pioneer Exploration, Ltd. | Nolan | Petty, R.R. #18 | 6,360 | 35332819 |
| 635843 | Mar 30, 2007 | Mar 30, 2007 | Pioneer Exploration, Ltd. | Scurry | Vaughn "A" #8 | 3,950 | 41534315 |
| 635758 | Mar 29, 2007 | Mar 29, 2007 | Pioneer Exploration, Ltd. | Scurry | Vaughn "A" #7 | 3,950 | 41534314 |
| 634511 | Mar 27, 2007 | Mar 27, 2007 | Pioneer Exploration, Ltd. | Scurry | Brumley "A" #17 | 3,975 | 41534316 |
| 634508 | Mar 13, 2007 | Mar 13, 2007 | Pioneer Exploration, Ltd. | Scurry | Brumley "A" #18 | 3,975 | 41534309 |
| 634508Amendment | Mar 13, 2007 | Mar 13, 2007 | Pioneer Exploration, Ltd. | Scurry | Brumley "a " #16 | 3,975 | 41534309 |
| 634082 | Feb 28, 2007 | Feb 28, 2007 | Pioneer Exploration, Ltd. | Scurry | Brumley "A' #15 | 3,975 | 41534308 |
| 633743 | Feb 23, 2007 | Feb 23, 2007 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #78 | 7,500 | 08131896 |
| 633743Amendment | Feb 23, 2007 | Feb 23, 2007 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #78 | 7,500 | 08131896 |
| 633741 | Feb 23, 2007 | Feb 23, 2007 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #77 | 7,500 | 08131895 |
| 633563 | Feb 16, 2007 | Feb 16, 2007 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #5048 | 4,400 | 39935034 |
| 632870 | Feb 6, 2007 | Feb 6, 2007 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1331 | 4,400 | 39935030 |
| 632584 | Jan 30, 2007 | Jan 30, 2007 | Pioneer Exploration, Ltd. | Coleman | Summers, W. A. #5 | 4,200 | 08335722 |
| 632584Amendment | Jan 30, 2007 | Jan 30, 2007 | Pioneer Exploration, Ltd. | Coleman | Summers, W. A. #5 | 4,200 | 08335722 |
| 631073 | Jan 19, 2007 | Jan 19, 2007 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #66 | 7,500 | 08131892 |
| 631073Amendment | Jan 19, 2007 | Jan 19, 2007 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #66 | 7,500 | 08131892 |
| 631072 | Jan 19, 2007 | Jan 19, 2007 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #65 | 7,500 | 08131891 |
| 631067 | Jan 19, 2007 | Jan 19, 2007 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #71 | 7,500 | 08131890 |
| 631065 | Jan 19, 2007 | Jan 19, 2007 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #70 | 7,500 | 08131889 |
| 631050 | Jan 19, 2007 | Jan 19, 2007 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #8045 | 4,800 | 39935029 |
| 631047 | Jan 19, 2007 | Jan 19, 2007 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #8044 | 4,800 | 39935028 |
| 631043 | Jan 19, 2007 | Jan 19, 2007 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #8043 | 4,800 | 39935027 |
| 631854 | Jan 18, 2007 | Jan 18, 2007 | Pioneer Exploration, Ltd. | Coleman | Summers, W. A. #1 | 4,400 | 08335719 |
| 631854Amendment | Jan 18, 2007 | Jan 18, 2007 | Pioneer Exploration, Ltd. | Coleman | Summers, W. A. #1 | 4,400 | 08335719 |
| 631064 | Jan 8, 2007 | Jan 8, 2007 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1814 | 4,800 | 39935025 |
| 631064Amendment | Jan 8, 2007 | Jan 8, 2007 | Pioneer Exploration, Ltd. | Runnels | Alexander, S. #14 | 4,800 | 39935025 |
| 631052 | Jan 8, 2007 | Jan 8, 2007 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1330 | 4,800 | 39935026 |
| 631056 | Dec 28, 2006 | Dec 28, 2006 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #69 | 7,500 | 08131888 |
| 631038 | Dec 27, 2006 | Dec 27, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1707 | 4,800 | 39935022 |
| 629878 | Dec 15, 2006 | Dec 15, 2006 | Pioneer Exploration, Ltd. | Crane | Adams, H. E. "C" #19 | 8,200 | 10335326 |
| 629873 | Dec 15, 2006 | Dec 15, 2006 | Pioneer Exploration, Ltd. | Crane | Adams, H. E. "C" #17 | 8,200 | 10335324 |
| 629866 | Dec 15, 2006 | Dec 15, 2006 | Pioneer Exploration, Ltd. | Crane | Adams, H. E "B" #15 | 8,200 | 10335325 |
| 629876 | Dec 4, 2006 | Dec 4, 2006 | Pioneer Exploration, Ltd. | Crane | Adams, H.E. 'C' #18 | 8,200 | 10335302 |
| 628889 | Nov 27, 2006 | Nov 27, 2006 | Pioneer Exploration, Ltd. | Crane | Adams, H. E. "B" #17 | 8,200 | 10335301 |
| 628875 | Nov 13, 2006 | Nov 13, 2006 | Pioneer Exploration, Ltd. | Crane | Adams , H.E. "B" #16 | 8,200 | 10335300 |
| 627913 | Oct 27, 2006 | Oct 27, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1329 | 4,700 | 39935016 |
| 627912 | Oct 27, 2006 | Oct 27, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1328 | 4,700 | 39935015 |
| 627910 | Oct 27, 2006 | Oct 27, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1326 | 4,700 | 39935014 |
| 627910Amendment | Oct 27, 2006 | Oct 27, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1326 | 4,700 | 39935014 |
| 627908 | Oct 27, 2006 | Oct 27, 2006 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #64 | 7,100 | 08131885 |
| 627908Amendment | Oct 27, 2006 | Oct 27, 2006 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #64 | 7,300 | 08131885 |
| 627911 | Oct 23, 2006 | Oct 23, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1327 | 4,700 | 39935013 |
| 627902 | Oct 23, 2006 | Oct 23, 2006 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #63 | 7,100 | 08131883 |
| 627902Amendment | Oct 23, 2006 | Oct 23, 2006 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #63 | 7,450 | 08131883 |
| 627900 | Oct 23, 2006 | Oct 23, 2006 | Pioneer Exploration, Ltd. | Coke | J.e.chappell #62 | 7,100 | 08131884 |
| 627900Amendment | Oct 23, 2006 | Oct 23, 2006 | Pioneer Exploration, Ltd. | Coke | Chappell, J. E. #62 | 7,200 | 08131884 |
| 627323 | Oct 18, 2006 | Oct 18, 2006 | Pioneer Exploration, Ltd. | Kent | Wallace, Bilby #810 | 7,400 | 26331770 |
| 627260 | Oct 18, 2006 | Oct 18, 2006 | Pioneer Exploration, Ltd. | Kent | Wallace, Bilby #2404 | 7,400 | 26331769 |
| 627241 | Oct 18, 2006 | Oct 18, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1813 | 4,900 | 39935010 |
| 627238 | Oct 18, 2006 | Oct 18, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1812 | 4,850 | 39935009 |
| 627236 | Oct 18, 2006 | Oct 18, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1811 | 4,900 | 39935008 |
| 626369 | Sep 28, 2006 | Sep 28, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1206 | 4,900 | 39935004 |
| 626363 | Sep 21, 2006 | Sep 21, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1205 | 4,900 | 39935003 |
| 624851 | Aug 24, 2006 | Aug 24, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #6041 | 4,900 | 39935000 |
| 613672 | Aug 11, 2006 | Aug 11, 2006 | Pioneer Exploration, Ltd. | Nolan | Nolan "D" Fee #7 | 6,300 | 35332898 |
| 623604 | Aug 8, 2006 | Aug 8, 2006 | Pioneer Exploration, Ltd. | Kent | Wallace, Bilby #809 | 7,200 | 26331760 |
| 623857 | Aug 4, 2006 | Aug 4, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #6040 | 5,300 | 39934990 |
| 623539 | Aug 1, 2006 | Aug 1, 2006 | Pioneer Exploration, Ltd. | Kent | Wallace, Bilby #808 | 7,200 | 26331759 |
| 614140 | Jul 25, 2006 | Jul 25, 2006 | Pioneer Exploration, Ltd. | Nolan | TXL "K" #14 | 6,000 | 35332900 |
| 621701 | Jul 5, 2006 | Jul 5, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #1103 | 5,100 | 39934982 |
| 621320 | Jun 28, 2006 | Jun 28, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #5046 | 4,800 | 39934981 |
| 621323 | Jun 23, 2006 | Jun 23, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #5038 | 4,800 | 39934980 |
| 621322 | Jun 23, 2006 | Jun 23, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #5047 | 4,800 | 39934979 |
| 621255 | Jun 20, 2006 | Jun 20, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #5039 | 4,800 | 39934978 |
| 620837 | Jun 16, 2006 | Jun 16, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #7036 | 4,800 | 39934976 |
| 620834 | Jun 16, 2006 | Jun 16, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #7037 | 4,800 | 39934975 |
| 620833 | Jun 16, 2006 | Jun 16, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #8037 | 4,800 | 39934973 |
| 620831 | Jun 16, 2006 | Jun 16, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #8038 | 4,800 | 39934974 |
| 620477 | Jun 15, 2006 | Jun 15, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #6039 | 4,800 | 39934972 |
| 620784 | Jun 12, 2006 | Jun 12, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #8036 | 4,800 | 39934971 |
| 620784Amendment | Jun 12, 2006 | Jun 12, 2006 | Pioneer Exploration, Ltd. | Runnels | Sykes, O. C. #8036 | 4,800 | 39934971 |
| 620354 | Jun 8, 2006 | Jun 8, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #6038 | 4,800 | 39934968 |
| 620139 | Jun 8, 2006 | Jun 8, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #7033 | 4,800 | 39934965 |
| 620138 | Jun 8, 2006 | Jun 8, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #7034 | 4,800 | 39934967 |
| 620138Amendment | Jun 8, 2006 | Jun 8, 2006 | Pioneer Exploration, Ltd. | Runnels | O.C. Sykes #7034 | 4,800 | 39934967 |
| 620136 | Jun 8, 2006 | Jun 8, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #7035 | 4,800 | 39934966 |
| 619589 | May 19, 2006 | May 19, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #7032 | 4,800 | 39934956 |
| 619589Amendment | May 19, 2006 | May 19, 2006 | Pioneer Exploration, Ltd. | Runnels | Sykes, O. C. #7032 | 4,800 | 39934956 |
| 618571 | May 11, 2006 | May 11, 2006 | Pioneer Exploration, Ltd. | Runnels | Cree Sykes Unit #5041 | 4,700 | 39934954 |