| 19801 | Nanke Energy LLC | Westminster, CO 80234 | Oil & Gas Operator | Oct 2025 |
| 19802 | Narbo Farms, LTD. | Midland, TX 79702 | Oil & Gas Operator | Jul 2026 |
| 19803 | Nard Inc | Buffalo, OK 73834-9737 | Oil Operator | Dec 2005 |
| 19804 | Naro Oil Corporation | Dallas, TX 75230-1986 | Oil & Gas Operator | Nov 2003 |
| 19805 | Nasco Petroleum L.L.C. | | Oil & Gas Operator | May 2026 |
| 19806 | Nash Oil & Gas, Inc. | Newton, KS 67114 | Oil & Gas Operator | Mar 2026 |
| 19807 | Nashville Associates Inc | | Oil & Gas Operator | Dec 2003 |
| 19808 | Nassau Resources Inc | Denver, CO 80222 | Oil & Gas Operator | Mar 2000 |
| 19809 | Nasser Oil & Gas, Inc. | The Woodlands, TX 77380 | Oil & Gas Operator | Apr 1998 |
| 19810 | Nat. Gas Pipeline Co Of Amer. | | Oil Operator | Dec 2008 |
| 19811 | Nataraja Oil Corporation | Foley, AL 36535 | Oil Operator | Aug 2010 |
| 19812 | Natchez Operating, LLC | | Oil & Gas Operator | Nov 2023 |
| 19813 | Natchez Pipe & Equip. Co. Inc | | Oil Operator | Nov 1981 |
| 19814 | Nathan C. Hale | | Oil & Gas Operator | Jan 2025 |
| 19815 | Nathan Hale Oil Co. | | Oil & Gas Operator | Jan 2025 |
| 19816 | Nathan Petroleum Corp., Yahn & Yahn Inc | Rexville, NY 14877 | Oil & Gas Operator | Dec 2025 |
| 19817 | Nathan Petroleum Corporation | Rexville, NY 14877 | Oil & Gas Operator | Dec 2025 |
| 19818 | National Coopera | | Oil & Gas Operator | Mar 1992 |
| 19819 | National Cooperative Refinery Assoc. | Great Bend, KS 67530 | Oil & Gas Operator | Feb 2023 |
| 19820 | National Cooperative RFG Assoc | McPherson, KS 67460-1404 | Oil & Gas Operator | Oct 2025 |
| 19821 | National Develop | | Oil & Gas Operator | Jan 1990 |
| 19822 | National Energy Exp Inc | Centerville, OH 45458-2005 | Oil & Gas Operator | Dec 2024 |
| 19823 | National Energy Group Inc | Dallas, TX 75206 | Oil & Gas Operator | Sep 2014 |
| 19824 | National Exploration Company | | Oil & Gas Operator | Mar 1982 |
| 19825 | National Fuel Corporation | Greenwood VIllage, CO 80111 | Oil & Gas Operator | May 2026 |
| 19826 | National Fuel Gas Supply Corporation | | Gas Operator | Dec 2010 |
| 19827 | National Investors Group | Warren, OH 44481 | Oil & Gas Operator | Nov 1996 |
| 19828 | National Offshore LP | Oklahoma City, OK 73154 | Oil & Gas Operator | Mar 2008 |
| 19829 | National Oil Co Ohio The | Columbus, OH 43215 | Oil & Gas Operator | Sep 1999 |
| 19830 | National Oil Com | | Oil & Gas Operator | Oct 1992 |
| 19831 | National Oil Company | Garden City, KS 67846 | Oil & Gas Operator | Jun 2024 |
| 19832 | National Onshore LP | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2008 |
| 19833 | National Petrole | | Oil & Gas Operator | Dec 1996 |
| 19834 | National Petroleum Reserves, Inc. | Wichita, KS 67206 | Oil & Gas Operator | Apr 2012 |
| 19835 | National Pride Operating | Parker, CO 80134 | Oil & Gas Operator | Dec 2017 |
| 19836 | National Surface & Minerals, LLC | Addison, TX 75001 | Gas Operator | Jan 2023 |
| 19837 | National Treasure Mines | San Marina, CA 91118 | Oil Operator | Dec 1998 |
| 19838 | Native Exploration Operating LLC | Oklahoma City, OK 73102-5804 | Oil & Gas Operator | Aug 2025 |
| 19839 | Native Gas Company LLC | Edmond, OK 73083-7435 | Oil & Gas Operator | Mar 2015 |
| 19840 | Nativity Of Our Lord | Orchard Park, NY 14127 | Gas Operator | Dec 2025 |
| 19841 | Natl Fuel Gas Supply Corp | Williamsville, NY 14221-5887 | Oil & Gas Operator | Dec 2009 |
| 19842 | Natland Energy Corp | New Philadelphi, OH 44663 | Oil & Gas Operator | Dec 1996 |
| 19843 | Natomas North America Inc | | Oil & Gas Operator | Aug 1993 |
| 19844 | Natomas-McCormick-Coastal | | Oil & Gas Operator | Feb 1984 |
| 19845 | Natrona County Holdings LLC | Austin, TX 78701 | Oil & Gas Operator | Nov 2020 |
| 19846 | Natural Capital LLC | Castle Rock, CO 80104 | Oil & Gas Operator | Dec 2009 |
| 19847 | Natural Energy Dev Corp | Pittsburgh, PA 15241-1548 | Oil & Gas Operator | Dec 2018 |
| 19848 | Natural Energy, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Jul 1997 |
| 19849 | Natural Gas & Oi | | Gas Operator | Dec 1987 |
| 19850 | Natural Gas & Oil, Inc. | Fayette, AL 35555 | Oil & Gas Operator | May 2026 |
| 19851 | Natural Gas Anadarko Company | Perryton, TX 79070 | Oil & Gas Operator | Jul 2026 |
| 19852 | Natural Gas Anadarko Inc | Perryton, TX 79070 | Oil & Gas Operator | May 1999 |
| 19853 | Natural Gas Compression Corp | Cleveland, OK 74020 | Oil & Gas Operator | Jan 2025 |
| 19854 | Natural Gas Corp Of Ca | Vernal, UT 84078 | Oil & Gas Operator | Jun 1989 |
| 19855 | Natural Gas Corp Of California | Vernal, UT 84078 | Oil & Gas Operator | Dec 1989 |
| 19856 | Natural Gas Corp. Of Calif. | | Oil & Gas Operator | Dec 1987 |
| 19857 | Natural Gas Expl | | Oil & Gas Operator | Jul 1990 |
| 19858 | Natural Gas MKTG. & Storage Co. | Houston, TX 77251 | Oil & Gas Operator | Sep 1996 |
| 19859 | Natural Gas Pipeline Co Of Am LLC | Downers Grove, IL 60515-3708 | Oil & Gas Operator | Mar 2015 |
| 19860 | Natural Gas Pipeline Co Of Amer. | Houston, TX 77002 | Gas Operator | Jul 2008 |
| 19861 | Natural Gas Processing Company | Worland, WY 82401 | Oil & Gas Operator | Jun 2026 |
| 19862 | Natural Gas Resources Inc | Davenport, IA 52809-1675 | Oil & Gas Operator | Oct 2022 |
| 19863 | Natural Gas Systems, Inc. | | Oil & Gas Operator | Dec 2002 |
| 19864 | Natural Oil & Gas Corp | | Oil & Gas Operator | Dec 2023 |
| 19865 | Natural Petroleum Company | Overton, TX 75684 | Oil & Gas Operator | Jun 1994 |
| 19866 | Natural Progression Oil & Gas Corp | Stillwater, OK 74075 | Oil & Gas Operator | Apr 2026 |
| 19867 | Natural Reserves Group, Inc. | Houston, TX 77057 | Oil & Gas Operator | Jun 1993 |
| 19868 | Natural Resource Corporation | Rock Springs, WY 82901 | Oil & Gas Operator | Sep 1983 |
| 19869 | Natural Resource Group Inc | | Oil & Gas Operator | Jan 2024 |
| 19870 | Natural Resource MGMT. Corp. | | Oil & Gas Operator | Jun 1989 |
| 19871 | Natural Resources Operating LLC | Norman, OK 73071-1295 | Oil & Gas Operator | Jan 2023 |
| 19872 | Naumann Oil & Gas, Inc. | Austin, TX 78716 | Oil & Gas Operator | Jul 2026 |
| 19873 | Nautilus Exploration LLC | Denver, CO 80218 | Oil Operator | Mar 2011 |
| 19874 | Nautilus Exploration, Inc. | Farmers BRNCH, TX 75234 | Oil & Gas Operator | Nov 2021 |
| 19875 | Navajo Exploration, Inc. | Corpus Christ, TX 78410 | Oil & Gas Operator | Jul 2026 |
| 19876 | Navajo Nation Oil & Gas Co | Window Rock, AZ 86511 | Oil & Gas Operator | Oct 2012 |
| 19877 | Navajo Oil Company | Wichita, KS 67206 | Gas Operator | May 2011 |
| 19878 | Navalo | Rockdale, TX 76567 | Oil Operator | Jul 2026 |
| 19879 | Navarro Exploration Co., Inc. | Kingwood, TX 77345 | Oil & Gas Operator | Jul 2026 |
| 19880 | Navarro Gas Production Company | | Gas Operator | Dec 1996 |
| 19881 | Navarro Operating Co. | Kilgore, TX 75663 | Oil & Gas Operator | Aug 2003 |
| 19882 | Navasota Resources LTD. | | Oil & Gas Operator | Sep 2002 |
| 19883 | Navidad Operating Company, LLC | Flint, TX 75762 | Oil & Gas Operator | Jan 2025 |
| 19884 | Navidad Resources, LLC | Bullard, TX 75757 | Oil & Gas Operator | Jul 2026 |
| 19885 | Navigation Powder River LLC | Houston, TX 77024 | Oil & Gas Operator | May 2026 |
| 19886 | Navitas Land And Mineral Development, LLC | | Oil Operator | Dec 2016 |
| 19887 | Navitas Oil & Gas LLC | | Gas Operator | Dec 2012 |
| 19888 | Navitas Resources, LLC | | Oil & Gas Operator | May 2016 |
| 19889 | Navus Operating, Inc. | Dallas, TX 75367 | Oil & Gas Operator | Jul 2026 |
| 19890 | Naylor Operating Company LLC | Perryton, TX 79079-9703 | Oil & Gas Operator | Sep 2012 |
| 19891 | Naylor-Pritchard | | Oil Operator | Jul 1987 |
| 19892 | Nbi Services, Inc. | Tulsa, OK 74159 | Oil & Gas Operator | Jul 2026 |
| 19893 | NBL Permian LLC | Houston, TX 77070 | Oil & Gas Operator | Aug 2018 |
| 19894 | NBX Energy, LLC | Wichita Falls, TX 76301 | Oil & Gas Operator | Jul 2026 |
| 19895 | NC Oil Company, Inc. | Humboldt, KS 66748 | Oil Operator | Mar 2026 |
| 19896 | Ncec, Inc. | Winnsboro, TX 75494 | Oil & Gas Operator | May 1994 |
| 19897 | Ncey Holdings, LLC | Houston, TX 77056 | Oil & Gas Operator | Jun 2013 |
| 19898 | NCL Natural Resources LLC | Spring, TX 77381-5261 | Oil & Gas Operator | Dec 2017 |
| 19899 | NCM Operations, Inc. | | Oil Operator | Oct 2000 |
| 19900 | NCX Company, Inc. | | Oil & Gas Operator | Aug 1999 |