| 5801 | Taylor Cliff | | Oil & Gas Operator | Apr 2025 |
| 5802 | Taylor Energy Corporation | Amarillo, TX 79114 | Oil & Gas Operator | Feb 1999 |
| 5803 | Taylor International Inc | Drumright, OK 74030-1173 | Oil & Gas Operator | Mar 2020 |
| 5804 | Taylor James A | Pawhuska, OK 74056 | Oil & Gas Operator | Aug 2013 |
| 5805 | Taylor Oil Co. | Edmond, OK 73034 | Oil & Gas Operator | Mar 2025 |
| 5806 | Taylor Petroleum LLC | Crescent, OK 73028-0340 | Oil & Gas Operator | Dec 2016 |
| 5807 | Taylor Production Company | Collinsville, OK 74021 | Oil Operator | Nov 1998 |
| 5808 | Taylor R C Companies Inc | Oklahoma City, OK 73118-4015 | Oil & Gas Operator | May 2021 |
| 5809 | Taylor R Clark Exploration Inc | | Oil & Gas Operator | Aug 1992 |
| 5810 | Tbi Exploration Inc | Englewood, CO 801556525 | Oil & Gas Operator | Jun 2011 |
| 5811 | TC Energy LLC | Covington, OK 73730-2116 | Oil & Gas Operator | Sep 2014 |
| 5812 | TC Oil LLC | Duncan, OK 73533 | Oil Operator | May 2025 |
| 5813 | TC3 Operating Co. | Dallas, TX 75248 | Oil & Gas Operator | Jul 1996 |
| 5814 | Tcina Inc | Seminole, OK 74868 | Oil & Gas Operator | May 2023 |
| 5815 | TD Oil & Gas LLC | Duncan, OK 73533-1851 | Oil Operator | Apr 2023 |
| 5816 | TD Operating Inc | Hinton, OK 73047 | Oil & Gas Operator | May 2025 |
| 5817 | Te-Ray Energy, Inc. | Oklahoma City, OK 73108 | Oil & Gas Operator | Apr 2025 |
| 5818 | Te-Ray Resources, LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Jul 2025 |
| 5819 | Teafatiller Limuel & Rita | Marietta, OK 73448-0321 | Oil & Gas Operator | Feb 2002 |
| 5820 | Teale F William | Tulsa, OK 74136-1017 | Oil & Gas Operator | Jun 2000 |
| 5821 | Tec Resources, L.L.C. | Tulsa, OK 74128 | Oil & Gas Operator | May 2013 |
| 5822 | Technical Energy Services, Inc. | Norman, OK 73070 | Oil & Gas Operator | Apr 2025 |
| 5823 | Tecolote Energy Operating, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Jan 2024 |
| 5824 | Tee Cee'S Inc | Drumright, OK 74030 | Oil & Gas Operator | May 2025 |
| 5825 | Teepee Oil & Gas Inc | Yukon, OK 73085 | Oil Operator | Dec 2006 |
| 5826 | Tekenergy, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 2015 |
| 5827 | Tema Oil And Gas Company | Houston, TX 77084 | Oil & Gas Operator | Jul 2025 |
| 5828 | Tema Oil Company | Amarillo, TX 79101 | Oil & Gas Operator | Jun 2009 |
| 5829 | Temex Energy, Inc. | Oklahoma City, OK 73101 | Oil & Gas Operator | Feb 2002 |
| 5830 | Templar Operating LLC | Oklahoma City, OK 73142 | Oil & Gas Operator | Apr 2025 |
| 5831 | Ten Grand Energy Company Inc | Nachogdoches, TX 75963-1880 | Oil Operator | Mar 2011 |
| 5832 | Tenison Oil Company | Abilene, TX 79605 | Oil & Gas Operator | Jul 2025 |
| 5833 | Tenneco Oil Company | Oklahoma City, OK 73125 | Oil & Gas Operator | Apr 2025 |
| 5834 | Tennyson Oil & Gas | Muskogee, OK 74401 | Oil Operator | Apr 2025 |
| 5835 | Teocalli Exploration LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | May 2025 |
| 5836 | Tepee Petroleum Company, Inc. | Houston, TX 77098 | Oil & Gas Operator | Feb 2014 |
| 5837 | Terhune Harry C | Bartlesville, OK 74003 | Oil Operator | Feb 1997 |
| 5838 | Terhune Opal S | Bartlesville, OK 74006-0472 | Oil Operator | Apr 2025 |
| 5839 | Terra Production Company | Okemah, OK 74859-5924 | Oil & Gas Operator | Apr 2020 |
| 5840 | Terrapet Corporation | | Oil & Gas Operator | Jun 2011 |
| 5841 | Terrapin Energy LLC | Okmulgee, OK 74447 | Oil Operator | May 2025 |
| 5842 | Terraquest Corporation | Edmond, OK 73034 | Oil & Gas Operator | Jul 1997 |
| 5843 | Territory Resources LLC | Stillwater, OK 74074-1869 | Oil & Gas Operator | Jun 2025 |
| 5844 | Terry Jack | Konawa, OK 74849-0337 | Oil Operator | Feb 2012 |
| 5845 | Terry John Trust | Aurora, CO 80012-5112 | Oil & Gas Operator | May 2016 |
| 5846 | Terry Production Co | Stroud, OK 74079-0475 | Oil & Gas Operator | Aug 2008 |
| 5847 | Terzan Energy II LLC | Chandler, OK 74834 | Oil & Gas Operator | Apr 2025 |
| 5848 | Tesoro Expl. & Prod. Company | San Antonio, TX 78216 | Gas Operator | Sep 2010 |
| 5849 | Tessera Energy LLC | Oklahoma City, OK 73120 | Oil & Gas Operator | Apr 2025 |
| 5850 | Testco Production Company | Watonga, OK 73772-0589 | Oil & Gas Operator | Aug 2013 |
| 5851 | Tex-Ok Energy, Limited Partnership | Cody, WY 82414 | Oil & Gas Operator | May 2025 |
| 5852 | Tex-Star Production | Dallas, TX 75206 | Oil & Gas Operator | May 2025 |
| 5853 | Tex/Con Oil & Gas Company | Houston, TX 77074 | Oil & Gas Operator | Feb 2001 |
| 5854 | Texaco Expl. And Prod. Inc. | Houston, TX 77236 | Oil & Gas Operator | May 2025 |
| 5855 | Texaco Inc | Kingfisher, OK 73750 | Oil & Gas Operator | Dec 2017 |
| 5856 | Texaco Oils, Inc. | Tulsa, OK 74102-2420 | Oil & Gas Operator | Jan 2003 |
| 5857 | Texakoma Exploration & Production LLC | Plano, TX 75024 | Oil & Gas Operator | May 2025 |
| 5858 | Texakoma Oil & Gas Corp | Dallas, TX 75240 | Oil & Gas Operator | Sep 2014 |
| 5859 | Texakoma Operating, L.P. | Plano, TX 75024 | Oil & Gas Operator | Mar 2025 |
| 5860 | Texas American Oil Corporation | Midland, TX 79701 | Oil & Gas Operator | Jan 2001 |
| 5861 | Texas Crude Exploration, Inc. | Fort Worth, TX 76116 | Oil & Gas Operator | Aug 1992 |
| 5862 | Texas Energies, Inc. | Pratt, KS 67124 | Oil & Gas Operator | Aug 1998 |
| 5863 | Texas Energy & Environmental | Houston, TX 77070 | Oil & Gas Operator | Nov 1998 |
| 5864 | Texas Energy Mutual LLC | Grapevine, TX 76051-8145 | Oil Operator | Jun 2018 |
| 5865 | Texas Energy Operations, LC | Wichita Falls, TX 76301 | Oil & Gas Operator | Jul 2025 |
| 5866 | Texas Meridian Operating Co. Inc | Houston, TX 77079 | Oil & Gas Operator | Oct 1993 |
| 5867 | Texas Mineral Group | Midland, TX 79705 | Oil & Gas Operator | Aug 2013 |
| 5868 | Texas Moran Exploration Company | Houston, TX 77098 | Oil & Gas Operator | Jun 2023 |
| 5869 | Texas Oil & Gas Corporation | Dallas, TX 75201 | Oil & Gas Operator | Feb 2001 |
| 5870 | Texas United Petroleum Inc | Dallas, TX 75243 | Oil & Gas Operator | Jun 2003 |
| 5871 | Texasgulf Inc. | Newgulf, TX 77462 | Oil & Gas Operator | Jul 1994 |
| 5872 | Texcel Exploration, Inc. | Colorado SPGS, CO 80960 | Oil & Gas Operator | Jul 2025 |
| 5873 | Texinia Corp | Dallas, TX 75201 | Oil & Gas Operator | Jun 2015 |
| 5874 | Texinia Limited Partnership | Dallas, TX 75201 | Gas Operator | Jan 2017 |
| 5875 | Texinia Oil & Gas Inc. | Dallas, TX 75214 | Oil & Gas Operator | Apr 2025 |
| 5876 | Texland Petroleum Inc. | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2003 |
| 5877 | Texocan Minerals Inc | Tulsa, OK 74147 | Oil & Gas Operator | Dec 2000 |
| 5878 | Texoma Oil & Gas Corporation | Longview, TX 75604-3137 | Oil Operator | Apr 2014 |
| 5879 | Texxon Resources, Inc. | Winter Park, FL 32792 | Oil & Gas Operator | Jul 2025 |
| 5880 | TGT Petroleum Corporation | Wichita, KS 67275 | Oil & Gas Operator | Mar 2025 |
| 5881 | TGX Corporation | Houston, TX 77002 | Oil & Gas Operator | Sep 2004 |
| 5882 | Thayer Exploration Company | Wetumka, OK 74883 | Gas Operator | Dec 1996 |
| 5883 | The Calvert Company | Oklahoma City, OK 73154-1589 | Oil & Gas Operator | Dec 2021 |
| 5884 | The Dehart Company LLC | Ardmore, OK 73402-0907 | Oil Operator | Apr 2025 |
| 5885 | The Elliott Oil Corporation | | Oil & Gas Operator | Apr 2025 |
| 5886 | The Guinn Company LLC | Asher, OK 74826-6012 | Oil & Gas Operator | Mar 2025 |
| 5887 | The KT Oil Company LLC | Ada, OK 74820 | Oil Operator | Apr 2025 |
| 5888 | The Quintin Little Company Inc | Ardmore, OK 73401 | Oil & Gas Operator | May 2025 |
| 5889 | The Twenty Eleven Corp Inc | Ada, OK 74820-3605 | Oil Operator | May 2025 |
| 5890 | The Warren Corporation | Oklahoma City, OK 73118 | Oil & Gas Operator | Jan 2016 |
| 5891 | The William R Earnhardt Company | Bristow, OK 74010 | Oil & Gas Operator | Apr 2025 |
| 5892 | Thomas B Rixleben | | Oil & Gas Operator | Jul 2008 |
| 5893 | Thomas E L | Tulsa, OK 74136-6302 | Oil & Gas Operator | Feb 2015 |
| 5894 | Thomas Exploration Company | Tulsa, OK 74136-6302 | Oil & Gas Operator | Apr 2025 |
| 5895 | Thomas J L Engineering Inc | Edmond, OK 73003-0026 | Oil & Gas Operator | Jul 2016 |
| 5896 | Thomas Oil Company LLC | Ardmore, OK 73401-3717 | Oil Operator | May 2025 |
| 5897 | Thomas Production | Electra, TX 76360 | Oil & Gas Operator | Mar 2015 |
| 5898 | Thomas Wayne Oil & Gas | Bristow, OK 74010-0544 | Oil & Gas Operator | Jan 2018 |
| 5899 | Thomas, Ellis W | | Oil & Gas Operator | Apr 2025 |
| 5900 | Thomas, R. W. Inc. | Norman, OK 73070 | Oil & Gas Operator | Apr 2015 |