| 19701 | N-10 Exploration, LLC | Attica, KS 67009 | Oil & Gas Operator | Nov 2025 |
| 19702 | N-A Energy LLC | Arvada, CO 80005 | Oil Operator | May 2026 |
| 19703 | N-B Company Inco | | Oil & Gas Operator | Apr 1992 |
| 19704 | N. A. Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | Dec 2007 |
| 19705 | N. B. Hunt | | Oil & Gas Operator | May 1981 |
| 19706 | N. E. Loomis | | Oil Operator | Oct 1986 |
| 19707 | N. E. Operating Co., Inc. | Graham, TX 76450 | Oil & Gas Operator | Feb 2013 |
| 19708 | N. J. Pardue | | Oil & Gas Operator | Jul 1994 |
| 19709 | N. R. Price | | Oil & Gas Operator | Nov 1983 |
| 19710 | N. T. Rutledge Oil Co. | | Oil Operator | Jan 1989 |
| 19711 | N. W. Corporation | | Gas Operator | Jan 1989 |
| 19712 | N.F. Producers, Inc. | Berthoud, CO 80513 | Oil Operator | May 2026 |
| 19713 | Nabers, Lynn | Austin, TX 78751 | Gas Operator | Jul 2010 |
| 19714 | Nabi Energy Holdings Limited LLC | Wichita Falls, TX 76306 | Oil Operator | Sep 2026 |
| 19715 | Nabob Production Company | Amarillo, TX 79105 | Gas Operator | Dec 1991 |
| 19716 | Nabors Drilling Company, Inc. | | Oil & Gas Operator | Sep 1977 |
| 19717 | Nabors Well Services LTD | Houston, TX 77067-4536 | Oil Operator | Apr 2011 |
| 19718 | Nabors-Johnson Prod Co., Inc. | | Oil & Gas Operator | Dec 2020 |
| 19719 | Nacatosh Gas Incorporated | | Oil & Gas Operator | Aug 2013 |
| 19720 | Naco Production | Midland, TX 79708 | Oil & Gas Operator | Aug 2003 |
| 19721 | Nacogdoches Oil & Gas Inc | Nacogdoches, TX 75963 | Oil & Gas Operator | Sep 2026 |
| 19722 | Nacogdoches Oil & Gas, LLC | Nacogdoches, TX 75961 | Oil & Gas Operator | Dec 2017 |
| 19723 | Nadel & Gussman | Tulsa, OK 74103 | Oil & Gas Operator | May 2007 |
| 19724 | Nadel & Gussman-Jetta Oper. Co. | | Oil & Gas Operator | Mar 2012 |
| 19725 | Nadel And Gussman Heyco, LLC | Roswell, NM 88202 | Oil & Gas Operator | Dec 2014 |
| 19726 | Nadel And Gussman LLC | Tulsa, OK 74119 | Oil & Gas Operator | Sep 2026 |
| 19727 | Nadel And Gussman Permian,L.L.C. | Tulsa, OK 74103 | Oil & Gas Operator | Sep 2026 |
| 19728 | Nadel And Gussman Rockies, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2012 |
| 19729 | Nadel And Gussman Ruston, LLC | | Oil & Gas Operator | Dec 2024 |
| 19730 | Nadk, LLC | Orem, UT 84097 | Oil & Gas Operator | Apr 2026 |
| 19731 | Nadsoilco LLC | The Woodlands, TX 77382 | Oil & Gas Operator | Sep 2026 |
| 19732 | Nae, Inc. | Kerrville, TX 78028 | Oil Operator | May 2026 |
| 19733 | Naftex Operating Company | | Oil & Gas Operator | Jul 2026 |
| 19734 | Nagel, Arthur F. & Elaine L. | South Dayton, NY 14138 | Gas Operator | Dec 2025 |
| 19735 | Nahama & Weagant Energy Company | | Oil & Gas Operator | Dec 1997 |
| 19736 | Naifco Oil & Gas LLC | Oklahoma City, OK 73107 | Oil & Gas Operator | Jul 2026 |
| 19737 | Nail Stephen Dba Nail Oil & Gas | Maud, OK 74854 | Oil Operator | Jul 2026 |
| 19738 | Nails Operating Company LLC | Hondo, TX 78861 | Oil Operator | Sep 2026 |
| 19739 | Nairn, Robert | Elkhart, KS 67950 | Gas Operator | Apr 2011 |
| 19740 | Nall Oil & Gas | Mineral Wells, TX 76067 | Oil & Gas Operator | Sep 2026 |
| 19741 | Nally, Joseph L | Uniontown, KY 42461 | Oil & Gas Operator | Dec 2021 |
| 19742 | Nami Resources Company, LLC | | Oil & Gas Operator | Dec 2024 |
| 19743 | Nana Oil & Gas Inc. | | Oil & Gas Operator | Jan 2018 |
| 19744 | Nance Engineering Inc. | Houston, TX 77058 | Oil & Gas Operator | Mar 2002 |
| 19745 | Nance Petroleum Corporation | Billings, MT 59103-7168 | Oil & Gas Operator | Nov 2007 |
| 19746 | Nanco Resources, LLC | Buffalo, NY 14221 | Gas Operator | Dec 2021 |
| 19747 | Nancy Oil & Gas Corp | Tulsa, OK 74101 | Oil Operator | Apr 2020 |
| 19748 | Nancy Wilcox E Qualls | Farmington, NM 87410 | Gas Operator | May 2017 |
| 19749 | Nanke Energy LLC | Westminster, CO 80234 | Oil & Gas Operator | Jul 2026 |
| 19750 | Narbo Farms, LTD. | Midland, TX 79702 | Oil & Gas Operator | Sep 2026 |
| 19751 | Nard Inc | Buffalo, OK 73834-9737 | Oil Operator | Dec 2005 |
| 19752 | Naro Oil Corporation | Dallas, TX 75230-1986 | Oil & Gas Operator | Nov 2003 |
| 19753 | Nasco Petroleum L.L.C. | | Oil & Gas Operator | Jun 2026 |
| 19754 | Nash Oil & Gas, Inc. | Newton, KS 67114 | Oil & Gas Operator | May 2026 |
| 19755 | Nashville Associates Inc | | Oil & Gas Operator | Dec 2003 |
| 19756 | Nassau Resources Inc | Denver, CO 80222 | Oil & Gas Operator | Mar 2000 |
| 19757 | Nasser Oil & Gas, Inc. | The Woodlands, TX 77380 | Oil & Gas Operator | Apr 1998 |
| 19758 | Nat. Gas Pipeline Co Of Amer. | | Oil Operator | Dec 2008 |
| 19759 | Nataraja Oil Corporation | Foley, AL 36535 | Oil Operator | Aug 2010 |
| 19760 | Natchez Operating, LLC | | Oil & Gas Operator | Nov 2023 |
| 19761 | Natchez Pipe & Equip. Co. Inc | | Oil Operator | Nov 1981 |
| 19762 | Nathan C. Hale | | Oil & Gas Operator | Jan 2025 |
| 19763 | Nathan Hale Oil Co. | | Oil & Gas Operator | Jan 2025 |
| 19764 | Nathan Petroleum Corp., Yahn & Yahn Inc | Rexville, NY 14877 | Oil & Gas Operator | Dec 2025 |
| 19765 | Nathan Petroleum Corporation | Rexville, NY 14877 | Oil & Gas Operator | Dec 2025 |
| 19766 | National Coopera | | Oil & Gas Operator | Mar 1992 |
| 19767 | National Cooperative Refinery Assoc. | Great Bend, KS 67530 | Oil & Gas Operator | Feb 2023 |
| 19768 | National Cooperative RFG Assoc | McPherson, KS 67460-1404 | Oil & Gas Operator | Oct 2025 |
| 19769 | National Develop | | Oil & Gas Operator | Jan 1990 |
| 19770 | National Energy Exp Inc | Centerville, OH 45458-2005 | Oil & Gas Operator | Dec 2024 |
| 19771 | National Energy Group Inc | Dallas, TX 75206 | Oil & Gas Operator | Sep 2014 |
| 19772 | National Exploration Company | | Oil & Gas Operator | Mar 1982 |
| 19773 | National Fuel Corporation | Greenwood VIllage, CO 80111 | Oil & Gas Operator | Jul 2026 |
| 19774 | National Fuel Gas Supply Corporation | | Gas Operator | Dec 2010 |
| 19775 | National Investors Group | Warren, OH 44481 | Oil & Gas Operator | Nov 1996 |
| 19776 | National Offshore LP | Oklahoma City, OK 73154 | Oil & Gas Operator | Mar 2008 |
| 19777 | National Oil Co Ohio The | Columbus, OH 43215 | Oil & Gas Operator | Sep 1999 |
| 19778 | National Oil Com | | Oil & Gas Operator | Oct 1992 |
| 19779 | National Oil Company | Garden City, KS 67846 | Oil & Gas Operator | Jun 2024 |
| 19780 | National Onshore LP | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2008 |
| 19781 | National Petrole | | Oil & Gas Operator | Dec 1996 |
| 19782 | National Petroleum Reserves, Inc. | Wichita, KS 67206 | Oil & Gas Operator | Apr 2012 |
| 19783 | National Pride Operating | Parker, CO 80134 | Oil & Gas Operator | Dec 2017 |
| 19784 | National Treasure Mines | San Marina, CA 91118 | Oil Operator | Dec 1998 |
| 19785 | Native Exploration Operating LLC | Oklahoma City, OK 73102-5804 | Oil & Gas Operator | Aug 2025 |
| 19786 | Native Gas Company LLC | Edmond, OK 73083-7435 | Oil & Gas Operator | Mar 2015 |
| 19787 | Nativity Of Our Lord | Orchard Park, NY 14127 | Gas Operator | Dec 2025 |
| 19788 | Natl Fuel Gas Supply Corp | Williamsville, NY 14221-5887 | Oil & Gas Operator | Dec 2009 |
| 19789 | Natland Energy Corp | New Philadelphi, OH 44663 | Oil & Gas Operator | Dec 1996 |
| 19790 | Natomas North America Inc | | Oil & Gas Operator | Aug 1993 |
| 19791 | Natomas-McCormick-Coastal | | Oil & Gas Operator | Feb 1984 |
| 19792 | Natrona County Holdings LLC | Austin, TX 78701 | Oil & Gas Operator | Nov 2020 |
| 19793 | Natural Capital LLC | Castle Rock, CO 80104 | Oil & Gas Operator | Dec 2009 |
| 19794 | Natural Energy Dev Corp | Pittsburgh, PA 15241-1548 | Oil & Gas Operator | Dec 2018 |
| 19795 | Natural Energy, Inc. | Abilene, TX 79608 | Oil & Gas Operator | Jul 1997 |
| 19796 | Natural Gas & Oil, Inc. | Fayette, AL 35555 | Oil & Gas Operator | Jun 2026 |
| 19797 | Natural Gas Anadarko Company | Perryton, TX 79070 | Oil & Gas Operator | Sep 2026 |
| 19798 | Natural Gas Anadarko Inc | Perryton, TX 79070 | Oil & Gas Operator | May 1999 |
| 19799 | Natural Gas Compression Corp | Cleveland, OK 74020 | Oil & Gas Operator | Jan 2025 |
| 19800 | Natural Gas Corp Of Ca | Vernal, UT 84078 | Oil & Gas Operator | Jun 1989 |