| 6601 | Lorlan Oil Company | Wink, TX 79789 | Oil & Gas Operator | Aug 2020 |
| 6602 | Losure Pet. Co. | Borger, TX 79008 | Oil & Gas Operator | Apr 2014 |
| 6603 | Losure, Ken | Borger, TX 79008 | Oil & Gas Operator | Dec 2025 |
| 6604 | Lotex Exploration & Prod. Co. | Carrollton, TX 75006 | Oil & Gas Operator | Jul 2011 |
| 6605 | Lothian Oil Texas I, Inc. | Dallas, TX 75204 | Oil & Gas Operator | Mar 2008 |
| 6606 | Lott Production Company | San Antonio, TX 78217 | Oil & Gas Operator | Dec 2025 |
| 6607 | Lottie Oil Co. | Seguin, TX 78156 | Oil & Gas Operator | Apr 1996 |
| 6608 | Lotus O&G, LLC | Mansfield, TX 76063 | Oil Operator | Dec 2025 |
| 6609 | Loudel, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Dec 2025 |
| 6610 | Loudon Exploration, Inc. | San Antonio, TX 78217 | Oil & Gas Operator | Mar 2008 |
| 6611 | Loudon Operating Company, L.L.C. | Dallas, TX 75206 | Oil & Gas Operator | Dec 2025 |
| 6612 | Louisiana Energy Consultant Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2025 |
| 6613 | Louisiana Jordan Oil Co, Inc. | Lake Charles, LA 70602 | Oil & Gas Operator | Dec 2024 |
| 6614 | Louisiana Land & Exploration Co. | Houston, TX 77210 | Oil & Gas Operator | Sep 2013 |
| 6615 | Louisiana Minerals, LTD. | Houston, TX 77024 | Oil & Gas Operator | Jul 1988 |
| 6616 | Loutex Production Company | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2025 |
| 6617 | Lovelady, I. W. | Albuquerque, NM 87111 | Oil & Gas Operator | Jan 1996 |
| 6618 | Loveless Properties | Burkburnett, TX 76354 | Oil & Gas Operator | Apr 2021 |
| 6619 | Low-End Oil LLC | Austin, TX 78748 | Oil Operator | Dec 2025 |
| 6620 | Lowe, Dean | Albany, TX 76430 | Oil Operator | Dec 2025 |
| 6621 | Lower Colorado River Authority | Bastrop, TX 78602 | Oil & Gas Operator | Dec 2025 |
| 6622 | Lowrance & Ray Exploration, Inc. | Fort Worth, TX 76147 | Oil & Gas Operator | Sep 2003 |
| 6623 | Lowrance Inc. | Eastland, TX 76448 | Oil & Gas Operator | Dec 2025 |
| 6624 | Lowrance, Gene | Chico, TX 76431 | Oil & Gas Operator | Aug 2003 |
| 6625 | Lozano Oil Company Inc. | Houston, TX 77082 | Oil & Gas Operator | Dec 2025 |
| 6626 | LP Operating, LLC | Boerne, TX 78006 | Oil & Gas Operator | Dec 2025 |
| 6627 | LP Robinson Holdings, L.L.C. | Abilene, TX 79608 | Oil Operator | Dec 2025 |
| 6628 | Lpes, Inc. | Provo, UT 84604 | Oil & Gas Operator | Nov 2018 |
| 6629 | LPR Energy, LLC | Dallas, TX 75219 | Oil & Gas Operator | Dec 2025 |
| 6630 | LR Energy, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Sep 2025 |
| 6631 | Lre Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Nov 2016 |
| 6632 | LRR Pecos Valley, LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
| 6633 | LSM Ventures, LLC | Breckenridge, TX 76424 | Oil & Gas Operator | Nov 2020 |
| 6634 | LT Oil Company | Midland, TX 79705 | Oil & Gas Operator | Dec 2025 |
| 6635 | LT Oil LLC | San Marcos, TX 78666 | Oil Operator | Dec 2025 |
| 6636 | LTS Oil & Gas | Lubbock, TX 79424 | Oil & Gas Operator | Dec 2025 |
| 6637 | LTS Oil & Gas A | Lubbock, TX 79424 | Oil & Gas Operator | Dec 2025 |
| 6638 | LTX Productions, Inc. | Houston, TX 77095 | Oil & Gas Operator | Jul 2008 |
| 6639 | Lubbock Energy, Inc. | Lubbock, TX 79453 | Oil & Gas Operator | Oct 1996 |
| 6640 | Luca Resources Group, LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2025 |
| 6641 | Lucas Energy, Inc. | Houston, TX 77067 | Oil & Gas Operator | Feb 2017 |
| 6642 | Lucky Bird Too | Borger, TX 79008 | Oil & Gas Operator | Dec 2025 |
| 6643 | Lucky Lad Energy, LLC | Magnolia, TX 77353 | Oil & Gas Operator | Dec 2025 |
| 6644 | Lucky Oil & Gas | Malibu, CA 90265 | Oil & Gas Operator | Dec 2025 |
| 6645 | Luconda Oil | Pampa, TX 79066 | Oil & Gas Operator | Dec 2025 |
| 6646 | Lucros International Corporation | Van Buren, AR 72956 | Oil & Gas Operator | Dec 2025 |
| 6647 | Luff Exploration Company | Denver, CO 80203 | Oil & Gas Operator | Nov 2025 |
| 6648 | Lufkin Production Company Inc. | Jacksboro, TX 76458 | Oil & Gas Operator | Dec 2025 |
| 6649 | Luke, D.L. Oil Co. | Burkburnett, TX 76354 | Oil & Gas Operator | Dec 2025 |
| 6650 | Luke, W. J. | Muenster, TX 76252 | Oil & Gas Operator | Mar 2013 |
| 6651 | Luling O&G LLC | Cibolo, TX 78108 | Oil & Gas Operator | Dec 2025 |
| 6652 | Luling Oil & Gas Co Inc | San Antonio, TX 78209 | Oil Operator | Dec 1986 |
| 6653 | Luling Well Service | Luling, TX 78648 | Oil & Gas Operator | Dec 2025 |
| 6654 | Luloc Oil Co. | Lockhart, TX 78644 | Oil & Gas Operator | Aug 2003 |
| 6655 | Lumbley, W. F. | Hobbs, NM 88242 | Oil & Gas Operator | Jan 2008 |
| 6656 | Lunar Oil Company | Midland, TX 79708 | Oil & Gas Operator | Feb 1999 |
| 6657 | Lundberg Oil Co. | Dallas, TX 75360 | Oil & Gas Operator | Jan 2003 |
| 6658 | Lundberg Operating Corporation | Dallas, TX 75225 | Oil & Gas Operator | Oct 2002 |
| 6659 | Lundells, Inc. | Freer, TX 78357 | Oil & Gas Operator | Jan 1995 |
| 6660 | Lundy, Richard C. | Pampa, TX 79066 | Oil & Gas Operator | Aug 1997 |
| 6661 | Lunn, Will | Wichita Falls, TX 76301 | Oil & Gas Operator | Jun 1997 |
| 6662 | Lusk Nominee Trust | Houston, TX 77098 | Oil & Gas Operator | Jul 2019 |
| 6663 | Lutex Oil, LTD. | Luling, TX 78648 | Oil & Gas Operator | Sep 2024 |
| 6664 | Luttrell, T. Bruce Oil & Gas Opr | Freer, TX 78357 | Oil & Gas Operator | Mar 2008 |
| 6665 | Lutz And Boyd | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 2025 |
| 6666 | Luvwell Holdings | Tyler, TX 75701 | Oil Operator | Dec 2025 |
| 6667 | Luxe Operating LLC | Denver, CO 80202 | Oil & Gas Operator | Sep 2021 |
| 6668 | Luxor Oil & Gas, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Mar 2017 |
| 6669 | LX4, LLC | Laverne, OK 73848 | Oil Operator | Nov 2025 |
| 6670 | Lyco Energy Corporation | Dallas, TX 75206 | Oil & Gas Operator | Jun 2015 |
| 6671 | Lyn-San Company | Midland, TX 79708 | Oil & Gas Operator | Dec 2018 |
| 6672 | Lynbrook Oil Company | Houston, TX 77057 | Oil & Gas Operator | Dec 2008 |
| 6673 | Lynch, W. W. | San Antonio, TX 78205 | Oil & Gas Operator | Jul 2006 |
| 6674 | Lynch, W. Waldo | Uvalde, TX 78801 | Oil & Gas Operator | Jan 1996 |
| 6675 | Lynch, Wilbur Waldo, Estate Of | New Braunfels, TX 78130 | Oil & Gas Operator | Oct 2017 |
| 6676 | Lynco Oilfield Equipment, Inc. | Giddings, TX 78942 | Oil & Gas Operator | Aug 2003 |
| 6677 | Lynco Production Company | Dallas, TX 75243 | Oil & Gas Operator | Nov 1999 |
| 6678 | Lynd, J. L., Inc. | Austin, TX 78716 | Oil & Gas Operator | Sep 2009 |
| 6679 | Lyndum, Inc. | Weatherford, TX 76088 | Oil & Gas Operator | Oct 2009 |
| 6680 | Lyne Energy Corporation | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 1995 |
| 6681 | Lynn Creek Energy | McKinney, TX 75071 | Oil & Gas Operator | Nov 2015 |
| 6682 | Lynn Creek Oil Company | Allen, TX 75002 | Oil & Gas Operator | Apr 2020 |
| 6683 | Lynn Creek Oil Partnership, II | Dallas, TX 75243 | Oil & Gas Operator | Oct 2003 |
| 6684 | Lynn Creek Production Company | Allen, TX 75002 | Oil & Gas Operator | Dec 2011 |
| 6685 | Lynx Energy Company, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Mar 2008 |
| 6686 | Lynx Oil Co., Inc. | Denton, TX 76207 | Oil & Gas Operator | Sep 2003 |
| 6687 | Lynx Operating Co., Inc. | Dallas, TX 75206 | Oil & Gas Operator | Dec 2025 |
| 6688 | Lynx Petroleum Consultants Inc. | Hobbs, NM 88241 | Oil & Gas Operator | Feb 2024 |
| 6689 | Lyon Energy, Inc. | Plano, TX 75075 | Oil & Gas Operator | Feb 2000 |
| 6690 | Lyon Operating Company Inc.(Iii) | Jacksboro, TX 76458 | Oil & Gas Operator | Dec 2025 |
| 6691 | Lyric Energy, Inc. | Amarillo, TX 79105 | Oil & Gas Operator | Mar 1996 |
| 6692 | Lytle & Phillips | Mexia, TX 76667 | Oil & Gas Operator | Mar 2008 |
| 6693 | Lytle Creek Operating, Inc. | Abilene, TX 79606 | Oil & Gas Operator | Dec 2025 |
| 6694 | LZB Energy, LLC | Austin, TX 78737 | Gas Operator | Jul 2020 |
| 6695 | LZS Corporation | Tulsa, OK 74105 | Oil & Gas Operator | Jan 2007 |
| 6696 | M & A Oil Company, LTD. | Wichita Falls, TX 76307 | Oil & Gas Operator | Dec 2025 |
| 6697 | M & B Oil Company | Holliday, TX 76366 | Oil & Gas Operator | Oct 2025 |
| 6698 | M & B Operating, LLC | Gonzales, TX 78629 | Oil Operator | Dec 2025 |
| 6699 | M & C Operating, LLC | Poteet, TX 78065 | Oil Operator | Dec 2025 |
| 6700 | M & D Oil & Gas | Levelland, TX 79336 | Oil & Gas Operator | Aug 2000 |