| 19801 | Natural Gas Corp Of California | Vernal, UT 84078 | Oil & Gas Operator | Dec 1989 |
| 19802 | Natural Gas Corp. Of Calif. | | Oil & Gas Operator | Dec 1987 |
| 19803 | Natural Gas Expl | | Oil & Gas Operator | Jul 1990 |
| 19804 | Natural Gas MKTG. & Storage Co. | Houston, TX 77251 | Oil & Gas Operator | Sep 1996 |
| 19805 | Natural Gas Pipeline Co Of Am LLC | Downers Grove, IL 60515-3708 | Oil & Gas Operator | Mar 2015 |
| 19806 | Natural Gas Pipeline Co Of Amer. | Houston, TX 77002 | Gas Operator | Jul 2008 |
| 19807 | Natural Gas Processing Company | Worland, WY 82401 | Oil & Gas Operator | Jul 2026 |
| 19808 | Natural Gas Resources Inc | Davenport, IA 52809-1675 | Oil & Gas Operator | Oct 2022 |
| 19809 | Natural Gas Systems, Inc. | | Oil & Gas Operator | Dec 2002 |
| 19810 | Natural Oil & Gas Corp | | Oil & Gas Operator | Dec 2023 |
| 19811 | Natural Petroleum Company | Overton, TX 75684 | Oil & Gas Operator | Jun 1994 |
| 19812 | Natural Progression Oil & Gas Corp | Stillwater, OK 74075 | Oil & Gas Operator | Jun 2026 |
| 19813 | Natural Reserves Group, Inc. | Houston, TX 77057 | Oil & Gas Operator | Jun 1993 |
| 19814 | Natural Resource Corporation | Rock Springs, WY 82901 | Oil & Gas Operator | Sep 1983 |
| 19815 | Natural Resource Group Inc | | Oil & Gas Operator | Jan 2024 |
| 19816 | Natural Resource MGMT. Corp. | | Oil & Gas Operator | Jun 1989 |
| 19817 | Natural Resources Operating LLC | Norman, OK 73071-1295 | Oil & Gas Operator | Jan 2023 |
| 19818 | Naumann Oil & Gas, Inc. | Austin, TX 78716 | Oil & Gas Operator | Sep 2026 |
| 19819 | Nautilus Exploration LLC | Denver, CO 80218 | Oil Operator | Mar 2011 |
| 19820 | Nautilus Exploration, Inc. | Farmers BRNCH, TX 75234 | Oil & Gas Operator | Nov 2021 |
| 19821 | Navajo Exploration, Inc. | Corpus Christ, TX 78410 | Oil & Gas Operator | Sep 2026 |
| 19822 | Navajo Nation Oil & Gas Co | Window Rock, AZ 86511 | Oil & Gas Operator | Oct 2012 |
| 19823 | Navajo Oil Company | Wichita, KS 67206 | Gas Operator | May 2011 |
| 19824 | Navalo | Rockdale, TX 76567 | Oil Operator | Sep 2026 |
| 19825 | Navarro Exploration Co., Inc. | Kingwood, TX 77345 | Oil & Gas Operator | Sep 2026 |
| 19826 | Navarro Gas Production Company | | Gas Operator | Dec 1996 |
| 19827 | Navarro Operating Co. | Kilgore, TX 75663 | Oil & Gas Operator | Aug 2003 |
| 19828 | Navasota Resources LTD. | | Oil & Gas Operator | Sep 2002 |
| 19829 | Navidad Operating Company, LLC | Flint, TX 75762 | Oil & Gas Operator | Jan 2025 |
| 19830 | Navidad Resources, LLC | Bullard, TX 75757 | Oil & Gas Operator | Sep 2026 |
| 19831 | Navigation Powder River LLC | Houston, TX 77024 | Oil & Gas Operator | Jul 2026 |
| 19832 | Navitas Land And Mineral Development, LLC | | Oil Operator | Dec 2016 |
| 19833 | Navitas Oil & Gas LLC | | Gas Operator | Dec 2012 |
| 19834 | Navitas Resources, LLC | | Oil & Gas Operator | May 2016 |
| 19835 | Navus Operating, Inc. | Dallas, TX 75367 | Oil & Gas Operator | Sep 2026 |
| 19836 | Naylor Operating Company LLC | Perryton, TX 79079-9703 | Oil & Gas Operator | Sep 2012 |
| 19837 | Naylor-Pritchard | | Oil Operator | Jul 1987 |
| 19838 | Nbi Services, Inc. | Tulsa, OK 74159 | Oil & Gas Operator | Sep 2026 |
| 19839 | NBL Permian LLC | Houston, TX 77070 | Oil & Gas Operator | Aug 2018 |
| 19840 | NBX Energy, LLC | Wichita Falls, TX 76301 | Oil & Gas Operator | Sep 2026 |
| 19841 | NC Oil Company, Inc. | Humboldt, KS 66748 | Oil Operator | May 2026 |
| 19842 | Ncec, Inc. | Winnsboro, TX 75494 | Oil & Gas Operator | May 1994 |
| 19843 | Ncey Holdings, LLC | Houston, TX 77056 | Oil & Gas Operator | Jun 2013 |
| 19844 | NCL Natural Resources LLC | Spring, TX 77381-5261 | Oil & Gas Operator | Dec 2017 |
| 19845 | NCM Operations, Inc. | | Oil Operator | Oct 2000 |
| 19846 | NCX Company, Inc. | | Oil & Gas Operator | Aug 1999 |
| 19847 | Nea Cross Inc | | Gas Operator | Dec 1991 |
| 19848 | Neal Lloyd Wayne | Sapulpa, OK 74066-8216 | Oil Operator | Jan 2021 |
| 19849 | Neal, Jack Engineering, Inc. | Abilene, TX 79603 | Oil & Gas Operator | Feb 2011 |
| 19850 | Nearburg Producing Company | Dallas, TX 75380 | Oil & Gas Operator | Sep 2026 |
| 19851 | Neas Operating | Pampa, TX 79065 | Oil & Gas Operator | Oct 2011 |
| 19852 | Neas Operating, LLC | Amarillo, TX 79159 | Oil & Gas Operator | Apr 2026 |
| 19853 | Neatherlin, Earl Inc. | Avoca, TX 79503 | Oil & Gas Operator | Sep 2026 |
| 19854 | Nebo Operating Company | | Oil & Gas Operator | Apr 1991 |
| 19855 | Nec Operating - Kansas, LLC | Southlake, TX 76092 | Oil & Gas Operator | May 2026 |
| 19856 | Nec Operating, LLC | Southlake, TX 76092 | Oil & Gas Operator | Sep 2026 |
| 19857 | Necessity Well Service | Breckenridge, TX 76424 | Oil & Gas Operator | Jan 1994 |
| 19858 | Necessity Well Service, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 2006 |
| 19859 | Neches Exploration, L.L.C. | Flint, TX 75762 | Oil & Gas Operator | Sep 2026 |
| 19860 | Neches Oil & Gas Company, Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Sep 2026 |
| 19861 | Neches Transport Inc. | Spurger, TX 77660 | Oil & Gas Operator | Sep 2026 |
| 19862 | Neckers, Barry And Kathy | Clymer, NY 14724 | Gas Operator | Dec 2025 |
| 19863 | Needham Resources, Inc. | | Oil & Gas Operator | Jan 1998 |
| 19864 | Neeley, June | Mineral Wells, TX 76067 | Oil & Gas Operator | Feb 2008 |
| 19865 | Neely, H. K. | Abilene, TX 79604 | Oil & Gas Operator | Dec 1995 |
| 19866 | Nees, Gordon III | Graham, TX 76450 | Oil & Gas Operator | Jun 2002 |
| 19867 | Neet Transport Co., Inc. | Throckmorton, TX 76483 | Oil & Gas Operator | Sep 2026 |
| 19868 | Neff, Harold & Associates, Inc. | Tyler, TX 75702 | Oil & Gas Operator | May 2008 |
| 19869 | Neff, Inc. | Albany, TX 76430 | Oil & Gas Operator | Dec 2018 |
| 19870 | Neff, Mickey Oil Company | Colorado City, TX 79512 | Oil & Gas Operator | Jul 2023 |
| 19871 | Neg Operating LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | May 2026 |
| 19872 | Negaunee, LLC | Pewaukee, WI 53072 | Oil Operator | Jun 2026 |
| 19873 | Nei Production, Inc. | Nichols Hill, OK 73116 | Oil & Gas Operator | Sep 2026 |
| 19874 | Neilco | | Oil & Gas Operator | Nov 2024 |
| 19875 | Neilson Inc | Nash, OK 73761 | Oil & Gas Operator | Aug 2022 |
| 19876 | Nelco Oil & Gas | Duncan, OK 73533-1516 | Oil & Gas Operator | Oct 2015 |
| 19877 | Nella Company LTD | | Oil Operator | Dec 1986 |
| 19878 | Nelmark Energy Corporation | San Antonio, TX 78231 | Oil & Gas Operator | Apr 2002 |
| 19879 | Nelms Bros. Oil Properties Inc. | Austin, TX 78711 | Oil & Gas Operator | Jun 1996 |
| 19880 | Nelson Billy L Trust | Okmulgee, OK 74447-2047 | Oil & Gas Operator | Feb 2015 |
| 19881 | Nelson Energy, Inc. | | Oil & Gas Operator | Nov 2024 |
| 19882 | Nelson Ent | | Oil Operator | Dec 2016 |
| 19883 | Nelson Exploration Corporation | Cleveland, OK 74020-5725 | Oil & Gas Operator | Jun 2026 |
| 19884 | Nelson Oil & Gas, Inc. | | Oil & Gas Operator | Aug 1995 |
| 19885 | Nelson Oil Corporation | | Oil Operator | Jul 1983 |
| 19886 | Nelson Ralph M Enterprises Inc | | Oil Operator | Jun 2026 |
| 19887 | Nelson, James L. | Pettus, TX 78146 | Oil & Gas Operator | Sep 2026 |
| 19888 | Nelson, Nathan M | Machias, NY 14101 | Gas Operator | Dec 2025 |
| 19889 | Nelson, Roy K. & Co. | Arlington, TX 76016 | Oil & Gas Operator | Jul 1995 |
| 19890 | Nemaha Environmental Services LLC | Kremlin, OK 73753 | Oil Operator | Nov 2024 |
| 19891 | Nemaha Ridge, LLC | Coffeyville, KS 67337 | Oil Operator | Aug 2022 |
| 19892 | Nemo Fund I, LLC | Sugar Land, TX 77479 | Oil & Gas Operator | May 2017 |
| 19893 | Nemours Corporation | | Gas Operator | Jan 1986 |
| 19894 | Neo Oilfield Services, LLC | Bristow, OK 74010 | Oil Operator | Oct 2015 |
| 19895 | Neodyne Drilling Corporation | Tulsa, OK 74153-0326 | Oil & Gas Operator | Apr 2020 |
| 19896 | Neok Production Company LLC | Nowata, OK 74048 | Oil & Gas Operator | Jun 2026 |
| 19897 | Neon Energy Corporation | | Oil Operator | Apr 2014 |
| 19898 | Neos Energy LLC | Columbus, OH 43220-0265 | Oil & Gas Operator | Dec 2024 |
| 19899 | Neosho Operating La, LLC | | Oil Operator | Oct 2016 |
| 19900 | Neosho Operating Services LLC | Neosho, MO 64850-0179 | Oil Operator | Mar 2017 |