| 610836 | Jan 13, 2006 | Jan 13, 2006 | Key Production Company, Inc. | Panola | Oxsheer #2 | 10,000 | 36536021 |
| 610834 | Jan 13, 2006 | Jan 13, 2006 | Key Production Company, Inc. | Panola | Smith-Price et Al #2 | 10,000 | 36536023 |
| 610813 | Dec 14, 2005 | Dec 14, 2005 | Key Production Company, Inc. | Upshur | McCaslin-Hall #2 | 12,000 | 45931294 |
| 609638 | Dec 13, 2005 | Dec 13, 2005 | Key Production Company, Inc. | Panola | Wiener Estate Etal #1 | 6,995 | 36530631 |
| 609635 | Dec 13, 2005 | Dec 13, 2005 | Key Production Company, Inc. | Panola | Wiener Estate et Al #3 | 8,500 | 36530750 |
| 610441 | Dec 7, 2005 | Dec 7, 2005 | Key Production Company, Inc. | Panola | Wiener Estate et al Unit #2 | 6,500 | 36530677 |
| 609491 | Nov 17, 2005 | Nov 17, 2005 | Key Production Company, Inc. | Shelby | Taylor, D. R. #8 | 10,000 | 41931041 |
| 608717 | Nov 2, 2005 | Nov 2, 2005 | Key Production Company, Inc. | Panola | Rushing, E.O. #3 | 9,000 | 36535942 |
| 608717Amendment | Nov 2, 2005 | Nov 2, 2005 | Key Production Company, Inc. | Panola | Rushing, E.O. #3 | 10,000 | 36535942 |
| 608096 | Oct 20, 2005 | Oct 20, 2005 | Key Production Company, Inc. | Panola | Sempra Energy #1 | 9,000 | 36535935 |
| 606926 | Oct 12, 2005 | Oct 12, 2005 | Key Production Company, Inc. | Shelby | Pickering Lumber Company "C" #3 | 9,000 | 41931032 |
| 606419 | Sep 16, 2005 | Sep 16, 2005 | Key Production Company, Inc. | Shelby | Brooks et al Unit #4 | 9,000 | 41931026 |
| 604244 | Aug 2, 2005 | Aug 2, 2005 | Key Production Company, Inc. | Leon | Price #1 | 6,200 | 28931504 |
| 601799 | Jun 8, 2005 | Jun 8, 2005 | Key Production Company, Inc. | Shelby | R & M Farms Unit #1 | 9,000 | 41931016 |
| 600002 | May 9, 2005 | May 9, 2005 | Key Production Company, Inc. | Anderson | Monnig "E" #1 | 4,000 | 00132481 |
| 558774 | Apr 5, 2005 | Apr 5, 2005 | Key Production Company, Inc. | Anderson | Runge, Mary et Al #1 | 9,000 | 00132479 |
| 558913 | Mar 16, 2005 | Mar 16, 2005 | Key Production Company, Inc. | Gregg | Mumphrey Heirs #1 | 9,000 | 18331759 |
| 555616 | Jan 6, 2005 | Jan 6, 2005 | Key Production Company, Inc. | Shelby | Charles Childress Unit #2 | 9,000 | 41930989 |
| 555136 | Dec 21, 2004 | Dec 21, 2004 | Key Production Company, Inc. | Shelby | Brooks, et Al #3 | 9,000 | 41930987 |
| 552454 | Oct 28, 2004 | Oct 28, 2004 | Key Production Company, Inc. | Panola | Wiener #3 | 4,000 | 36535534 |
| 552142 | Oct 19, 2004 | Oct 19, 2004 | Key Production Company, Inc. | Shelby | Taylor, D. R. #7 | 9,000 | 41930971 |
| 551595 | Oct 1, 2004 | Oct 1, 2004 | Key Production Company, Inc. | Rusk | Willingham #1 | 9,000 | 40133414 |
| 550590 | Sep 16, 2004 | Sep 16, 2004 | Key Production Company, Inc. | Rusk | Boyle et Al #1 | 9,000 | 40133408 |
| 550978 | Sep 14, 2004 | Sep 14, 2004 | Key Production Company, Inc. | Navarro | Fortson, James E et Al #2 | 4,000 | 34934701 |
| 550669 | Sep 8, 2004 | Sep 8, 2004 | Key Production Company, Inc. | Van Zandt | Gilbert et Al #1 | 9,000 | 46731075 |
| 548767 | Jul 30, 2004 | Jul 30, 2004 | Key Production Company, Inc. | Shelby | Horowitz #1 | 9,000 | 41930955 |
| 548712 | Jul 27, 2004 | Jul 27, 2004 | Key Production Company, Inc. | Upshur | McCaslin-Hall #1 | 12,000 | 45931204 |
| 548351 | Jul 15, 2004 | Jul 15, 2004 | Key Production Company, Inc. | Rusk | Slover et Al #1 | 9,000 | 40133387 |
| 547586 | Jun 29, 2004 | Jun 29, 2004 | Key Production Company, Inc. | Gregg | Cameron #1 | 9,000 | 18331691 |
| 544646 | Apr 21, 2004 | Apr 21, 2004 | Key Production Company, Inc. | Shelby | Taylor, W M #5 | 9,000 | 41930928 |
| 544562 | Apr 16, 2004 | Apr 16, 2004 | Key Production Company, Inc. | Shelby | Gordon-Armstreet #4 | 9,000 | 41930927 |
| 542901 | Mar 29, 2004 | Mar 29, 2004 | Key Production Company, Inc. | Shelby | Rushing Unit #2 | 6,400 | 41930920 |
| 543665 | Mar 25, 2004 | Mar 25, 2004 | Key Production Company, Inc. | Shelby | Taylor, D R Heirs #6 | 9,000 | 41930924 |
| 542650 | Mar 18, 2004 | Mar 18, 2004 | Key Production Company, Inc. | Rusk | Bristol Heirs #1 | 9,000 | 40133329 |
| 539195 | Dec 3, 2003 | Dec 3, 2003 | Key Production Company, Inc. | Panola | Cammack #1 | 4,000 | 36535201 |
| 537960 | Oct 28, 2003 | Oct 28, 2003 | Key Production Company, Inc. | Shelby | Taylor, W.M. #4 | 9,000 | 41930885 |
| 537906 | Oct 27, 2003 | Oct 27, 2003 | Key Production Company, Inc. | Gregg | Samples Heirs #1 | 9,000 | 18331621 |
| 536761 | Sep 24, 2003 | Sep 24, 2003 | Key Production Company, Inc. | Shelby | Gordon-Armstreet #1 | 9,000 | 41930881 |
| 535665 | Aug 22, 2003 | Aug 22, 2003 | Key Production Company, Inc. | Rusk | Fout #1 | 8,200 | 40133269 |
| 535657 | Aug 22, 2003 | Aug 22, 2003 | Key Production Company, Inc. | Navarro | Ruby C Baxter et Al #1 | 4,000 | 34934677 |
| 534224 | Jul 22, 2003 | Jul 22, 2003 | Key Production Company, Inc. | Shelby | Taylor, D. R. Heirs #5 | 9,000 | 41930869 |
| 531998 | May 16, 2003 | May 16, 2003 | Key Production Company, Inc. | Rusk | Dorris #1 | 9,000 | 40133237 |
| 530485 | Apr 14, 2003 | Apr 14, 2003 | Key Production Company, Inc. | Rusk | Mayfield Heirs #1 | 9,000 | 40133219 |
| 529461 | Mar 11, 2003 | Mar 11, 2003 | Key Production Company, Inc. | Smith | Coulter Heirs #1 | 9,000 | 42331629 |
| 529460 | Mar 11, 2003 | Mar 11, 2003 | Key Production Company, Inc. | Henderson | Molnar #2 | 4,000 | 21330856 |
| 528480 | Feb 14, 2003 | Feb 14, 2003 | Key Production Company, Inc. | Shelby | Taylor, D. R. Heirs #4 | 8,800 | 41930845 |
| 527435 | Jan 17, 2003 | Jan 17, 2003 | Key Production Company, Inc. | Rusk | Irion Heirs #1 | 8,500 | 40133204 |
| 526768 | Jan 2, 2003 | Jan 2, 2003 | Key Production Company, Inc. | Henderson | Bearden, Minnie #2 | 11,000 | 21330855 |
| 524047 | Sep 25, 2002 | Sep 25, 2002 | Key Production Company, Inc. | Rusk | Light "C" #1 | 8,300 | 40133187 |
| 524047Amendment | Sep 25, 2002 | Sep 25, 2002 | Key Production Company, Inc. | Rusk | Light "C" #1 | 8,300 | 40133187 |
| 523738 | Sep 16, 2002 | Sep 16, 2002 | Key Production Company, Inc. | Van Zandt | Tunnell Heirs #1 | 7,500 | 46731064 |
| 522988 | Aug 21, 2002 | Aug 21, 2002 | Key Production Company, Inc. | Henderson | Scrimshire #1 | 5,000 | 21330851 |
| 521339 | Jul 22, 2002 | Jul 22, 2002 | Key Production Company, Inc. | Smith | Tyler State Park #C 4 | 7,500 | 42331579 |
| 520715 | Jun 18, 2002 | Jun 18, 2002 | Key Production Company, Inc. | Henderson | Cox, Eldon R. #1 | 9,000 | 21330847 |
| 515834 | Feb 20, 2002 | Feb 20, 2002 | Key Production Company, Inc. | Anderson | Runge, Mary, et Al #1 | 9,000 | 00132379 |
| 511835Amendment | Jan 10, 2002 | Jan 10, 2002 | Key Production Company, Inc. | Anderson | Monnig, J. O. #27 | 10,230 | 00132367 |
| 516235 | Dec 20, 2001 | Dec 20, 2001 | Key Production Company, Inc. | Anderson | Royall, John R. Trust et Al #2 | 9,000 | 00132363 |
| 515890 | Dec 6, 2001 | Dec 6, 2001 | Key Production Company, Inc. | Rusk | Light #2 | 9,000 | 40133161 |
| 511835 | Jul 25, 2001 | Jul 25, 2001 | Key Production Company, Inc. | Anderson | Monnig "C" #1 | 11,000 | 00132367 |
| 507263 | Apr 17, 2001 | Apr 17, 2001 | Key Production Company, Inc. | Anderson | Royall, John R. Trust et Al #2 | 9,000 | 00132363 |
| 507263Amendment | Apr 17, 2001 | Apr 17, 2001 | Key Production Company, Inc. | Anderson | Royall, John R. Trust et Al #2 | 9,000 | 00132363 |
| 506857 | Mar 22, 2001 | Mar 22, 2001 | Key Production Company, Inc. | Rusk | Ellis Estate #3 | 8,500 | 40133097 |
| 505660 | Feb 28, 2001 | Feb 28, 2001 | Key Production Company, Inc. | Leon | Alexander, John D. #1 | 9,838 | 28930872 |
| 505660Amendment | Feb 28, 2001 | Feb 28, 2001 | Key Production Company, Inc. | Leon | Alexander, John D. #1 | 9,900 | 28930872 |
| 505034 | Feb 7, 2001 | Feb 7, 2001 | Key Production Company, Inc. | Henderson | Eberhart, James et Al #1 | 5,000 | 21330822 |
| 505033 | Feb 7, 2001 | Feb 7, 2001 | Key Production Company, Inc. | Anderson | Royall & Cone "D" #1ST | 7,600 | 00100951 |
| 501506 | Nov 7, 2000 | Nov 7, 2000 | Key Production Company, Inc. | Freestone | Derum, Rosa Driver Heirs #1 | 8,800 | 16131397 |
| 501338 | Nov 1, 2000 | Nov 1, 2000 | Key Production Company, Inc. | Cherokee | Champion International Corp. #1R | 9,000 | 07330989 |
| 500099 | Sep 27, 2000 | Sep 27, 2000 | Key Production Company, Inc. | Anderson | Royall, John R. Trust et Al #1 | 9,000 | 00132339 |
| 498867 | Aug 25, 2000 | Aug 25, 2000 | Key Production Company, Inc. | Navarro | Lewis-Simpson Ranch #1 | 4,000 | 34934630 |
| 498865 | Aug 25, 2000 | Aug 25, 2000 | Key Production Company, Inc. | Henderson | Arnold #1 | 5,300 | 21330810 |
| 498721 | Aug 22, 2000 | Aug 22, 2000 | Key Production Company, Inc. | Henderson | Molnar #1 | 5,000 | 21330807 |
| 498721Amendment | Aug 22, 2000 | Aug 22, 2000 | Key Production Company, Inc. | Henderson | Molnar #1 | 5,000 | 21330807 |
| 498519 | Aug 16, 2000 | Aug 16, 2000 | Key Production Company, Inc. | Navarro | Baxter "A" #1R | 4,000 | 34934629 |
| 498071 | Aug 9, 2000 | Aug 9, 2000 | Key Production Company, Inc. | Smith | Alamo/McFarland #1 | 8,000 | 42331534 |
| 496846 | Jul 5, 2000 | Jul 5, 2000 | Key Production Company, Inc. | Upshur | Vida Smart Oil Unit "A" #3 | 4,000 | 45931019 |
| 492865 | Mar 10, 2000 | Mar 10, 2000 | Key Production Company, Inc. | Navarro | Baxter "A" #2 | 4,000 | 34934615 |
| 492427 | Mar 1, 2000 | Mar 1, 2000 | Key Production Company, Inc. | Cherokee | Champion Intl. Corp. #1 | 8,000 | 07330972 |
| 492055 | Feb 22, 2000 | Feb 22, 2000 | Key Production Company, Inc. | Upshur | Vida Smart Oil Unit "A" #2 | 4,000 | 45931004 |
| 489433 | Nov 12, 1999 | Nov 12, 1999 | Key Production Company, Inc. | Navarro | Kamen #1 | 5,000 | 34934616 |
| 489166 | Nov 5, 1999 | Nov 5, 1999 | Key Production Company, Inc. | Navarro | Baxter "A" #2 | 4,000 | 34934615 |
| 488980 | Oct 29, 1999 | Oct 29, 1999 | Key Production Company, Inc. | Navarro | Fortson, James E. et Al #1 | 4,000 | 34934614 |
| 488261 | Oct 7, 1999 | Oct 7, 1999 | Key Production Company, Inc. | Navarro | Warren Estate #3 | 4,000 | 34934611 |
| 487225 | Sep 2, 1999 | Sep 2, 1999 | Key Production Company, Inc. | Navarro | Warren Estate #2 | 4,000 | 34934609 |
| 487225Amendment | Sep 2, 1999 | Sep 2, 1999 | Key Production Company, Inc. | Navarro | Warren Estate #2 | 4,000 | 34934609 |
| 487223 | Sep 2, 1999 | Sep 2, 1999 | Key Production Company, Inc. | Henderson | Miller-Holloway #1 | 10,800 | 21330359 |
| 486113 | Jul 27, 1999 | Jul 27, 1999 | Key Production Company, Inc. | Smith | Lane Chapel (Paluxy a Sand) Unit #402 | 6,500 | 42331245 |
| 486113Amendment | Jul 27, 1999 | Jul 27, 1999 | Key Production Company, Inc. | Smith | Lane Chapel (Paluxy B Sand) Unit #402 | 6,500 | 42331245 |
| 483476 | Mar 25, 1999 | Mar 25, 1999 | Key Production Company, Inc. | Navarro | H. F. Warren Estate #1 | 4,000 | 34934599 |
| 480406 | Oct 30, 1998 | Oct 30, 1998 | Key Production Company, Inc. | Freestone | Foree, Kenneth et Al #1 | 8,000 | 16131540 |
| 475109 | May 5, 1998 | May 5, 1998 | Key Production Company, Inc. | Shelby | Key Production E. L. Lowe #3 | 8,200 | 41930699 |
| 475122 | Apr 9, 1998 | Apr 9, 1998 | Key Production Company, Inc. | Navarro | Lewis-Simpson #1 | 4,000 | 34934593 |
| 471867 | Jan 6, 1998 | Jan 6, 1998 | Key Production Company, Inc. | Cherokee | Perkins-Buie #1 | 8,000 | 07330923 |
| 469021 | Oct 20, 1997 | Oct 20, 1997 | Key Production Company, Inc. | Navarro | Jackson, M. W. #1 | 4,000 | 34934580 |
| 468357 | Oct 8, 1997 | Oct 8, 1997 | Key Production Company, Inc. | Upshur | Allred, A. R. #2 | 4,100 | 45930930 |
| 466456 | Aug 28, 1997 | Aug 28, 1997 | Key Production Company, Inc. | Navarro | Baxter "A" #1 | 3,700 | 34934554 |
| 466456Amendment | Aug 28, 1997 | Aug 28, 1997 | Key Production Company, Inc. | Navarro | Baxter "A" #1 | 3,700 | 34934554 |
| 466252 | Aug 18, 1997 | Aug 18, 1997 | Key Production Company, Inc. | Henderson | Mayes, Jerry C. #1 | 11,000 | 21330780 |
| 463345 | Jun 5, 1997 | Jun 5, 1997 | Key Production Company, Inc. | Upshur | Allred, A. R. #1 | 4,100 | 45930910 |
| 460996 | Apr 16, 1997 | Apr 16, 1997 | Key Production Company, Inc. | Smith | Hitt, Dewey #1 | 7,900 | 42331489 |