| 1701 | Freeman Oil | | Oil & Gas Operator | Jun 1995 |
| 1702 | Freeman Oil Co | Midland, TX 79701 | Oil & Gas Operator | Sep 2014 |
| 1703 | Freeport Oil Company | New Orleans, LA 70112 | Oil & Gas Operator | Oct 1979 |
| 1704 | Freeport-McMoran Inc | New Orleans, LA 70160 | Oil & Gas Operator | Apr 1997 |
| 1705 | Freeport-McMoran Oil & Gas Co. | | Oil & Gas Operator | Jan 1991 |
| 1706 | Fremont Energy Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Dec 2004 |
| 1707 | French Production Incorporated | Houston, TX 77086 | Oil & Gas Operator | Dec 1997 |
| 1708 | Frisco Energy, L.L.C. | Tulsa, OK 74105 | Oil & Gas Operator | May 2025 |
| 1709 | Fritz Operating Company | | Oil & Gas Operator | Jun 1990 |
| 1710 | Frog Island, L.L.C. | | Oil Operator | Jan 2025 |
| 1711 | Frontier Exploration, Inc. | | Oil & Gas Operator | Aug 1984 |
| 1712 | Frontier Resources, Inc. | Dallas, TX 75214 | Oil & Gas Operator | Jul 2025 |
| 1713 | Frontier, Inc. | | Oil Operator | Oct 1998 |
| 1714 | Fun Investments, L.L.C. | | Oil & Gas Operator | Jan 2025 |
| 1715 | Future Oil & Gas, Inc. | | Oil & Gas Operator | Mar 2010 |
| 1716 | FWB Petroleum Inc | Euless, TX 76040 | Oil & Gas Operator | Dec 2000 |
| 1717 | G & D Energy, Inc. | | Oil & Gas Operator | May 1986 |
| 1718 | G & G Rental Service Inc. | | Oil & Gas Operator | Dec 1994 |
| 1719 | G & P Exploration, Inc. | | Oil Operator | Aug 1987 |
| 1720 | G & S Oil Company | | Oil & Gas Operator | Dec 2024 |
| 1721 | G M Piggott, Jr | | Oil & Gas Operator | Nov 1985 |
| 1722 | G N K Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Aug 2020 |
| 1723 | G&G Productions | | Oil Operator | Jan 2025 |
| 1724 | G. B. & F. Exploration, Inc. | | Oil & Gas Operator | Feb 1991 |
| 1725 | G. E. Kadane & Sons | | Oil & Gas Operator | Apr 1990 |
| 1726 | G. L. Slade, Inc. | | Oil & Gas Operator | Feb 1985 |
| 1727 | G. R. Goodwill | | Oil & Gas Operator | Jun 1997 |
| 1728 | G.G. Cornwell | | Oil Operator | Apr 1987 |
| 1729 | Gage Energy, LLC | | Oil Operator | Sep 2019 |
| 1730 | Gaines Energy, L.L.C. | | Oil & Gas Operator | Feb 2015 |
| 1731 | Gaines Operating, LLC | Austin, TX 78746 | Oil & Gas Operator | Jul 2025 |
| 1732 | Gaither Petroleum Corporation | Katy, TX 77493 | Oil & Gas Operator | Jul 2025 |
| 1733 | Ganco, Inc. | | Oil Operator | Mar 2003 |
| 1734 | Gap Energy, Inc. | | Oil & Gas Operator | Oct 1995 |
| 1735 | Gary D. Latham | | Oil & Gas Operator | Dec 1988 |
| 1736 | Gary D. Latham Oil Company | | Oil Operator | Oct 1984 |
| 1737 | Gary-Williams Production Company | Denver, CO 80202 | Oil & Gas Operator | May 2000 |
| 1738 | Gas Development Corp. | Broken Arrow, OK 74012 | Oil & Gas Operator | Mar 2015 |
| 1739 | Gas Exploration | | Gas Operator | Feb 2005 |
| 1740 | Gas Gathering Corp. | | Oil Operator | Oct 1997 |
| 1741 | Gas Investments, Inc. | | Gas Operator | Dec 1982 |
| 1742 | Gas Marketing, Inc. | Stafford, KS 67578 | Oil Operator | Mar 2007 |
| 1743 | Gas Masters Of America | | Oil & Gas Operator | Oct 1993 |
| 1744 | Gas Masters Of America, Inc. | | Oil & Gas Operator | Nov 2024 |
| 1745 | Gas Producing Enterprises Inc. | | Oil & Gas Operator | Oct 1985 |
| 1746 | Gas Resources, Inc. | Southern Pine, NC 28387 | Oil & Gas Operator | Mar 2004 |
| 1747 | Gas Resources, Limited | | Oil & Gas Operator | Dec 2024 |
| 1748 | Gas Rock Corporation | | Oil Operator | Mar 1983 |
| 1749 | Gas Transportation Corporation | | Oil & Gas Operator | Aug 1995 |
| 1750 | Gasco Inc | | Oil & Gas Operator | Jun 1998 |
| 1751 | Gatoil (U.S.A.), Inc. | | Oil & Gas Operator | Jul 1988 |
| 1752 | Gator Hawk Gas Co. | | Gas Operator | Dec 2024 |
| 1753 | Gator Oil Co | Banner Elk, NC 28604 | Oil & Gas Operator | Dec 2020 |
| 1754 | Gcer Onshore, LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2015 |
| 1755 | Gde Investments La, L.L.C. | | Oil & Gas Operator | Dec 2024 |
| 1756 | Gde Tiger Petroleum, LLC | | Oil & Gas Operator | Dec 2024 |
| 1757 | Geb Operating, LLC | | Oil & Gas Operator | Jan 2025 |
| 1758 | Ged Oil Corporation | | Oil & Gas Operator | Aug 2012 |
| 1759 | Gedco Oil & Gas, Inc. | | Gas Operator | May 1992 |
| 1760 | Gemini Explorations, Inc. | | Oil & Gas Operator | Jan 2025 |
| 1761 | Gene McCutchin | | Gas Operator | Aug 1999 |
| 1762 | General American Oil Co Of TX | | Oil & Gas Operator | Jun 1983 |
| 1763 | General Atlantic Energy Corp. | | Oil & Gas Operator | Nov 1988 |
| 1764 | General Crude Oil Co | Houston, TX 77005 | Oil & Gas Operator | Dec 1979 |
| 1765 | General Crude Oil Co Etal | | Oil & Gas Operator | Aug 1979 |
| 1766 | General Electric Company | Erie, PA 16531-0001 | Oil & Gas Operator | Sep 1987 |
| 1767 | General Oil And Gas Co. | | Oil Operator | Nov 1999 |
| 1768 | General Oil Company, Inc. | Wichita, KS 67213 | Oil & Gas Operator | Jul 2025 |
| 1769 | General Producing Company | Houston, TX 77002 | Oil & Gas Operator | Jun 1993 |
| 1770 | Genesis Energy Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 1995 |
| 1771 | Genesis Petroleum Corp. | Fort Worth, TX 76116-7151 | Oil & Gas Operator | Mar 2011 |
| 1772 | Genesis Producing Company, L.P. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Dec 2017 |
| 1773 | Genmar Oil & Gas, Inc. | | Oil & Gas Operator | May 1986 |
| 1774 | Geo Co., Inc. | Austin, TX 78745 | Oil Operator | Apr 1988 |
| 1775 | Geo Matrix Energy Corp. | | Oil Operator | Jan 2025 |
| 1776 | Geodynamics Oil & Gas, Inc | | Oil & Gas Operator | Feb 1983 |
| 1777 | Geodyne Operating Company | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2015 |
| 1778 | Geodyne Resources Inc. | Tulsa, OK 74103 | Oil & Gas Operator | Jul 2010 |
| 1779 | Geomet Operating Co., Inc. | | Gas Operator | Dec 2013 |
| 1780 | George A. Haddad, Jr. | | Oil & Gas Operator | Mar 2000 |
| 1781 | George Barron | | Oil & Gas Operator | Jan 1998 |
| 1782 | George Belchic, Jr. | | Oil Operator | Aug 2008 |
| 1783 | George Cunyus, Trustee | | Oil Operator | Feb 1987 |
| 1784 | George D. Hartfield Oil & Gas, Inc. | | Oil & Gas Operator | Dec 2024 |
| 1785 | George Energy, LLC | | Oil Operator | Dec 2024 |
| 1786 | George L Wilhite,SR. | | Oil Operator | Oct 1981 |
| 1787 | George M. Bagley | | Oil Operator | Dec 2024 |
| 1788 | George R Schurman | | Oil & Gas Operator | Oct 2015 |
| 1789 | George R. Brown | | Oil & Gas Operator | Mar 1984 |
| 1790 | Georgetown Exploration, Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 1995 |
| 1791 | Georgia-Pacific Corp. | Atlanta, GA 30348 | Gas Operator | May 1986 |
| 1792 | Geoterre Operating, L.L.C. | | Oil & Gas Operator | May 2025 |
| 1793 | Gep Haynesville II, LLC | | Gas Operator | Dec 2024 |
| 1794 | Gep Haynesville, LLC | | Gas Operator | Dec 2021 |
| 1795 | Gerald C. Eddy | | Oil & Gas Operator | Oct 1987 |
| 1796 | Germany Exploration Co | Carrollton, TX 75006 | Oil & Gas Operator | Nov 1986 |
| 1797 | Germany Oil Company | Tulsa, OK 74135 | Oil & Gas Operator | Oct 2002 |
| 1798 | Germany Operating Company | Houston, TX 77090 | Oil & Gas Operator | Sep 2011 |
| 1799 | Getty Oil Company | Hays, KS 67601 | Oil & Gas Operator | Mar 2015 |
| 1800 | Getty Oil Company & Bodcaw Co. | | Oil & Gas Operator | Oct 1979 |