| 1701 | Axis Onshore, LLC | | Oil & Gas Operator | Apr 2008 |
| 1702 | Axis Onshore, LP | | Oil & Gas Operator | Dec 2010 |
| 1703 | Axis Petroleum Co. | | Oil & Gas Operator | Dec 2022 |
| 1704 | Axp Energy, Inc | Lexington, KY 40509 | Oil & Gas Operator | Dec 2023 |
| 1705 | Axtel Energy, Inc. | Richardson, TX 75080 | Oil & Gas Operator | Sep 2026 |
| 1706 | Aycox Robert D | Healdton, OK 73438 | Oil Operator | Sep 2022 |
| 1707 | Ayer, Robert & Ann | Hartford, KY 42347 | Oil Operator | Dec 2024 |
| 1708 | Ayers Oil Co. | Crystal City, TX 78839 | Oil & Gas Operator | Sep 1995 |
| 1709 | Ayers, R.B. | Sidney, TX 76474 | Oil & Gas Operator | Apr 2003 |
| 1710 | Ayluma Operating Inc | Dewar, OK 74437 | Oil & Gas Operator | Oct 2024 |
| 1711 | Aylward Drilling | | Oil & Gas Operator | Dec 1986 |
| 1712 | Ayres, C. D. | Iowa Park, TX 76367 | Oil & Gas Operator | Sep 2026 |
| 1713 | Ayres, Joe D. | Holliday, TX 76366 | Oil & Gas Operator | Dec 2004 |
| 1714 | Azar Marsha | Chicago, IL 60618 | Oil Operator | Jan 2025 |
| 1715 | Azariah Operating, LLC | Midland, TX 79707 | Oil & Gas Operator | Jun 2026 |
| 1716 | Azco Opr Co | Phoenix, AZ 85076-0535 | Oil & Gas Operator | Dec 2001 |
| 1717 | Azimuth Energy, LLC | Denver, CO 80203 | Oil & Gas Operator | Sep 2006 |
| 1718 | Azkan Oil & Gas LLC | | Oil Operator | Jul 2024 |
| 1719 | Aztec Drilling & Operating, LLC | Houston, TX 77056 | Oil & Gas Operator | Sep 2015 |
| 1720 | Aztec Energy, LLC | Wichita Falls, TX 76301 | Oil Operator | Sep 2026 |
| 1721 | Aztec Exploration Inc | Oklahoma City, OK 73143 | Oil & Gas Operator | May 2013 |
| 1722 | Aztec Gas & Oil Corp. | Elephant Butte, NM 87935-0370 | Gas Operator | Mar 2005 |
| 1723 | Aztec Oil & Gas Company | | Oil & Gas Operator | Mar 1978 |
| 1724 | Aztec Oil & Gas Company "A" | Wichita Falls, TX 76309 | Oil & Gas Operator | Sep 2010 |
| 1725 | Aztec Oil Co | | Oil & Gas Operator | Dec 1977 |
| 1726 | Aztec Oil Operating LLC | El Dorado, KS 67042 | Oil & Gas Operator | Apr 2026 |
| 1727 | Aztec Producing Company Inc | | Oil & Gas Operator | May 2022 |
| 1728 | Aztec Production Company | | Oil & Gas Operator | Jan 1996 |
| 1729 | Azteca Operating, Inc. | Electra, TX 76360 | Oil Operator | Sep 2026 |
| 1730 | Azteca Petroleum, LLC | Fort Worth, TX 76106 | Oil & Gas Operator | Sep 2026 |
| 1731 | Aztel Operating Inc. | Windthorst, TX 76389 | Oil Operator | Oct 2003 |
| 1732 | Aztex Petroleum | Chandler, AZ 85249 | Oil & Gas Operator | Sep 2026 |
| 1733 | Azul Operating, LLC | | Gas Operator | Dec 2024 |
| 1734 | Azul, Inc. | Buffalo Gap, TX 79508 | Oil & Gas Operator | Aug 1995 |
| 1735 | Azure Energy LTD | Tulsa, OK 74135-7825 | Oil & Gas Operator | Jun 2026 |
| 1736 | B & B #1 LLC | Chandler, OK 74834 | Oil & Gas Operator | May 2026 |
| 1737 | B & B Drilling Co. | Milano, TX 76556 | Oil & Gas Operator | Jul 2015 |
| 1738 | B & B Energy | Kermit, TX 79745 | Oil & Gas Operator | Sep 2026 |
| 1739 | B & B Enterprises | | Oil Operator | Jan 2025 |
| 1740 | B & B Farm Industries, Inc. | Spearman, TX 79081 | Oil & Gas Operator | Apr 2002 |
| 1741 | B & B Oil | Lyons, KS 67554 | Oil Operator | Apr 2026 |
| 1742 | B & B Oil % Willie Booth | El Dorado, KS 67042 | Oil Operator | Oct 2001 |
| 1743 | B & B Oil & Gas Prod Co | Dayton, PA 16222-5722 | Oil & Gas Operator | Dec 2019 |
| 1744 | B & B Oil Compan | | Oil & Gas Operator | Jul 1992 |
| 1745 | B & B Oil Company | Corsicana, TX 75110 | Oil & Gas Operator | Apr 2026 |
| 1746 | B & B Oil LLC | Havana, KS 67347 | Oil & Gas Operator | Mar 2026 |
| 1747 | B & B Oil Recovery | | Oil Operator | Apr 2026 |
| 1748 | B & B Oil Well Service Company Inc | | Oil Operator | Aug 1988 |
| 1749 | B & B Oil, Inc. | Kerrville, TX 78028 | Oil & Gas Operator | Sep 2026 |
| 1750 | B & B Oilfield Services Inc | Windham, OH 44288 | Oil & Gas Operator | Dec 2024 |
| 1751 | B & B Operating Company | Odessa, TX 79760 | Oil & Gas Operator | Sep 2026 |
| 1752 | B & B Petroleum | Fleming, OH 45729 | Oil & Gas Operator | Dec 2006 |
| 1753 | B & B Production Co | Midland, TX 79708 | Oil & Gas Operator | Dec 2002 |
| 1754 | B & B Resources | Tulsa, OK 74136-2655 | Oil & Gas Operator | Dec 2025 |
| 1755 | B & B Resources Inc | Somerset, KY 42501 | Oil & Gas Operator | Dec 2019 |
| 1756 | B & B SWD LLC | Kingfisher, OK 73750 | Oil Operator | Jun 2026 |
| 1757 | B & B Tool Company Inc | Lindsay, OK 73052 | Oil & Gas Operator | Apr 2026 |
| 1758 | B & B Wolford Family Holdings LLC | Frazeysburg, OH 43822 | Oil Operator | Dec 2025 |
| 1759 | B & C Drilling Company Inc | Holdenville, OK 74848-0961 | Oil & Gas Operator | Mar 2000 |
| 1760 | B & C Oil, A General Partnership | Erie, KS 66733 | Oil Operator | Nov 1999 |
| 1761 | B & D Enterprises | Breckenridge, TX 76424 | Oil & Gas Operator | Mar 2014 |
| 1762 | B & D Oil Inc | Bristow, OK 74010-2801 | Oil & Gas Operator | Feb 2017 |
| 1763 | B & D Oil, LLC | Welda, KS 66091 | Oil Operator | Apr 2026 |
| 1764 | B & D Operating Company | | Oil & Gas Operator | Apr 1990 |
| 1765 | B & E Oil Corporation | | Oil Operator | Sep 1985 |
| 1766 | B & E Resources LLC | Beverly, OH 45715 | Oil & Gas Operator | Dec 2025 |
| 1767 | B & F Enterprises | Ada, OK 74820 | Oil & Gas Operator | Feb 2002 |
| 1768 | B & F Oil Enterprises | | Oil Operator | Dec 1998 |
| 1769 | B & F Operating Company, Inc. | | Oil & Gas Operator | Mar 1995 |
| 1770 | B & G Energy Corporation | Dallas, TX 75214 | Oil & Gas Operator | Sep 2026 |
| 1771 | B & G Oil | Graham, TX 76450 | Oil & Gas Operator | Mar 2015 |
| 1772 | B & G Oil & Gas Co | Bartlesville, OK 74006 | Oil & Gas Operator | Dec 2000 |
| 1773 | B & G Oil Compan | | Oil Operator | Aug 1994 |
| 1774 | B & G Oil Company | | Oil & Gas Operator | Oct 2007 |
| 1775 | B & H Drilling, A General Partnership | Moline, KS 67353 | Oil Operator | Nov 2009 |
| 1776 | B & H Exploration Company | Talala, OK 74080 | Oil & Gas Operator | Dec 2000 |
| 1777 | B & H Oil Company | Oklahoma City, OK 73108 | Oil & Gas Operator | Jan 2025 |
| 1778 | B & H Oilfield Services | Midland, TX 79702 | Oil & Gas Operator | Jul 1996 |
| 1779 | B & J Developers | | Oil Operator | Oct 1995 |
| 1780 | B & J Developers Inc | Bartlesville, OK 74006-3403 | Oil & Gas Operator | Feb 2020 |
| 1781 | B & J Drilling Co | Danville, OH 43014 | Oil & Gas Operator | Dec 2025 |
| 1782 | B & K Drilling Co | Warren, OH 44481 | Oil & Gas Operator | Dec 1994 |
| 1783 | B & K Oil & Gas Co Inc | Lewisville, OH 43754 | Oil & Gas Operator | Dec 2025 |
| 1784 | B & K Operating Co., Inc. | | Oil Operator | Mar 2000 |
| 1785 | B & K Partnership | Burleson, TX 76028 | Oil Operator | Mar 2026 |
| 1786 | B & L | | Oil Operator | Apr 2016 |
| 1787 | B & L Minerals, Inc. | Houston, TX 77036 | Oil & Gas Operator | Aug 2003 |
| 1788 | B & L Oil | Sardis, OH 43946 | Oil & Gas Operator | Apr 2026 |
| 1789 | B & L Oil Compan | | Oil Operator | Jun 1988 |
| 1790 | B & L Pump & Supply Company | | Oil & Gas Operator | Dec 2025 |
| 1791 | B & M Energy | Midland, TX 79705 | Oil & Gas Operator | Jul 2003 |
| 1792 | B & M Oil & Gas LLC | Bartlesville, OK 74006-5702 | Oil Operator | May 2026 |
| 1793 | B & M Oil Co. | Luling, TX 78648 | Oil & Gas Operator | Dec 2011 |
| 1794 | B & M Oil Co.. A General Partner | Eldorado, KS 67042 | Oil Operator | Dec 2019 |
| 1795 | B & M Oilfield Service, Inc. | | Oil Operator | Mar 1999 |
| 1796 | B & M Operating Co., Inc. | Houston, TX 77006 | Oil & Gas Operator | Sep 2026 |
| 1797 | B & M Resources Inc. | | Oil Operator | Apr 1997 |
| 1798 | B & N Coal Inc | Dexter City, OH 45727 | Oil & Gas Operator | Dec 2025 |
| 1799 | B & N Gas Company, LLC | Marion, KS 66861 | Gas Operator | Dec 2023 |
| 1800 | B & N Oil, LLC | | Oil Operator | Apr 2026 |