| 1701 | Royalty Land & Dev. Co., Inc. | Wolfforth, TX 79382 | Oil & Gas Operator | Apr 2024 |
| 1702 | Royalty Management & Dev Corp. | | Oil & Gas Operator | Apr 1998 |
| 1703 | Royalty Operating, Inc. | Richardson, TX 75081 | Oil & Gas Operator | Nov 2007 |
| 1704 | Royalty Petroleum Company | Oklahoma City, OK 73120 | Gas Operator | Feb 2002 |
| 1705 | Royalty Resources, L.L.C. | Midland, TX 79702 | Oil & Gas Operator | Apr 2024 |
| 1706 | Roye Realty & Developing Inc | Stigler, OK 74462-0148 | Gas Operator | Dec 2004 |
| 1707 | Royko Oil Company | Horseshoe Bay, TX 78657 | Oil & Gas Operator | Apr 2024 |
| 1708 | Rozel Operating Company | | Oil & Gas Operator | Oct 2014 |
| 1709 | Rozell Harold Dba Roundup Oil LLC | Springer, OK 73458 | Oil & Gas Operator | Feb 2024 |
| 1710 | Rozen H H | | Oil Operator | Aug 2022 |
| 1711 | Rozuk, Claudia | Millersburg, OH 44654 | Gas Operator | Dec 2022 |
| 1712 | Rozzlle Operating Company, LLC | Blackwell, TX 79506 | Oil & Gas Operator | Apr 2024 |
| 1713 | RP Operating, L.L.C. | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |
| 1714 | RPG Operating LLC | MC Queeney, TX 78123 | Oil Operator | Apr 2024 |
| 1715 | RPJ Fund Management Inc | St. Paul, MN 55101 | Oil & Gas Operator | Dec 1991 |
| 1716 | RPM Oilfield Services LLC | | Oil & Gas Operator | Jan 2024 |
| 1717 | RPM Operating Company | New Braunfels, TX 78131 | Oil & Gas Operator | Mar 2008 |
| 1718 | RPM Petroleum, LLC | Oklahoma City, OK 73120 | Oil & Gas Operator | Apr 2013 |
| 1719 | RPS Energy, Inc. | | Oil & Gas Operator | Jul 2020 |
| 1720 | RR Oil Well Operations LLC | | Oil & Gas Operator | Feb 2024 |
| 1721 | RR Ventures Limited Partnership | San Antonio, TX 78239 | Oil & Gas Operator | Apr 2024 |
| 1722 | RRCH Corp. | Longview, TX 75606 | Oil & Gas Operator | Dec 2013 |
| 1723 | RRG Operating, LLC | Odessa, TX 79760 | Oil & Gas Operator | Apr 2024 |
| 1724 | Rrig Exploration, LLC | Fort Worth, TX 76147 | Oil & Gas Operator | Apr 2024 |
| 1725 | RRP Operating LLC | Houston, TX 77046 | Oil & Gas Operator | Apr 2024 |
| 1726 | RRR Exploration, Inc. | Dallas, TX 75247 | Oil & Gas Operator | May 1994 |
| 1727 | RS & LS Management, L.L.C. | Kilgore, TX 75663 | Oil & Gas Operator | Dec 2023 |
| 1728 | RS Gas Co Inc | Sprankle Mills, PA 15776-8312 | Gas Operator | Dec 2023 |
| 1729 | RSC Energy Corp | Brooklyn HTS, OH 44109 | Oil & Gas Operator | Dec 1984 |
| 1730 | RSC Resources Limited Partnership | Midland, TX 79707 | Oil & Gas Operator | Apr 2013 |
| 1731 | RSD Minerals LLC | Wichita, KS 67206 | Oil Operator | Nov 2023 |
| 1732 | Rse, Inc. | Houston, TX 77077 | Oil & Gas Operator | Sep 2000 |
| 1733 | RSP Permian, LLC | Midland, TX 79701 | Oil & Gas Operator | Jul 2018 |
| 1734 | Rta Petroleum, LLC | | Oil Operator | Dec 2023 |
| 1735 | RTB Oil Inc | Crescent, OK 73028-0686 | Oil Operator | May 2016 |
| 1736 | RTC Resources Inc | Midland, TX 79702 | Oil & Gas Operator | Aug 2003 |
| 1737 | RTC Resources, LLP | Weatherford, OK 73096 | Oil & Gas Operator | Apr 2024 |
| 1738 | RTD Inc | Bartlesville, OK 74006 | Oil Operator | Jan 1995 |
| 1739 | RTD Resources, LLC | Arp, TX 75750 | Oil & Gas Operator | Apr 2024 |
| 1740 | Rto Operating, LLC | San Antonio, TX 78212 | Oil Operator | Feb 2016 |
| 1741 | RTZ Energy, LLC | Kilgore, TX 75663 | Gas Operator | Apr 2006 |
| 1742 | Rubber City Oil & Gas LLC | Louisville, OH 44641 | Oil & Gas Operator | Dec 2023 |
| 1743 | Rubicon Oil & Gas, LLC | Midland, TX 79701 | Oil & Gas Operator | Apr 2024 |
| 1744 | Rubis Oil, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Apr 2024 |
| 1745 | Ruby Breaux Gotreaux | | Oil Operator | Mar 1981 |
| 1746 | Ruby Drilling Company Inc | Gillette, WY 82718 | Oil Operator | Oct 2007 |
| 1747 | Ruby Operating Company, Inc | Clyde, TX 79510 | Oil & Gas Operator | Apr 2024 |
| 1748 | Ruby, Glen Et Al | | Oil & Gas Operator | Dec 1981 |
| 1749 | Rucker, Gary | Archer City, TX 76351 | Oil & Gas Operator | Dec 2003 |
| 1750 | Ruckus Energy Operating, LLC | San Antonio, TX 78257 | Oil & Gas Operator | Apr 2024 |
| 1751 | Ruda Exploration Inc | Atwood, KS 67730 | Oil Operator | Dec 2023 |
| 1752 | Rude Crude | | Oil Operator | Dec 2023 |
| 1753 | Rudman Partnership, The | Dallas, TX 75201 | Oil & Gas Operator | Dec 2014 |
| 1754 | Rudman Resources, Inc. | | Oil Operator | Jul 1981 |
| 1755 | Rue Johnny B | Duncan, OK 73533-2019 | Oil Operator | Dec 2023 |
| 1756 | Ruff | Albany, TX 76430 | Oil & Gas Operator | Aug 2017 |
| 1757 | Ruff Drilling Company | Albany, TX 76430 | Oil & Gas Operator | Dec 2019 |
| 1758 | Ruff Oil Co. | Albany, TX 76430 | Oil Operator | Apr 2024 |
| 1759 | Ruffner Clair L III | Marion Center, PA 15759-7818 | Gas Operator | Dec 2023 |
| 1760 | Ruffner Petroleum Corp | Akron, OH 44308 | Oil & Gas Operator | Dec 2000 |
| 1761 | Ruh Oil Company | Owasso, OK 74055-0841 | Oil & Gas Operator | Dec 2023 |
| 1762 | Rumley Robert A & Associates | Tulsa, OK 74135-1907 | Oil Operator | Nov 2023 |
| 1763 | Rumsey, Travis J. | Van Etten, NY 14889 | Gas Operator | Dec 2022 |
| 1764 | Runion Oil, Inc. | Boerne, TX 78006 | Oil & Gas Operator | Aug 2003 |
| 1765 | Running Foxes Petroleum Inc. | Centennial, CO 80112 | Oil & Gas Operator | Mar 2024 |
| 1766 | Running Horse Production Co. | Ignacio, CO 81137 | Gas Operator | Jun 2016 |
| 1767 | Running WP Oil, LLC | Loving, TX 76460 | Oil Operator | Apr 2024 |
| 1768 | Rupe Oil Company, Inc. | Wichita, KS 67278 | Oil & Gas Operator | Dec 2023 |
| 1769 | Rush Creek Operating LLC | McKinney, TX 75070 | Oil & Gas Operator | Apr 2024 |
| 1770 | Rush Oil & Gas C | | Oil Operator | Dec 1995 |
| 1771 | Rush, Charles Ray | Graham, TX 76450 | Oil & Gas Operator | Aug 2003 |
| 1772 | Rush, Terry L. | Wakeeney, KS 67672 | Oil Operator | Jul 2023 |
| 1773 | Rush-Andrus Engineering | Royse City, TX 75189 | Oil & Gas Operator | Feb 2022 |
| 1774 | Rushing Oil Co. | San Antonio, TX 78213 | Oil & Gas Operator | Apr 2024 |
| 1775 | Rushmore & Tresn | | Oil Operator | Jan 1995 |
| 1776 | Rusk Co. Well Service Co., Inc. | Kilgore, TX 75663 | Oil & Gas Operator | Apr 2024 |
| 1777 | Rusk County Well Service, Inc | Kilgore, TX 75662 | Gas Operator | Dec 2023 |
| 1778 | Rusk Energy Management, LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2008 |
| 1779 | Rusk Energy Operating LLC | Houston, TX 77040 | Oil & Gas Operator | Apr 2024 |
| 1780 | Rusk Production Inc. | Iowa Park, TX 76367 | Oil & Gas Operator | Apr 2024 |
| 1781 | Ruskin H Meyer Et Al | | Oil Operator | Sep 1987 |
| 1782 | Russ Holden Well SVC | Sheffield, PA 16347-2904 | Oil & Gas Operator | Dec 2023 |
| 1783 | Russco Energy In | | Oil Operator | Jun 1994 |
| 1784 | Russco Energy, Inc. | Gladstone, MO 64118 | Oil Operator | Apr 2002 |
| 1785 | Russell - FT. Trinidad Op., LLC | Tyler, TX 75710 | Oil & Gas Operator | Apr 2024 |
| 1786 | Russell A. Flowers | | Oil Operator | May 1995 |
| 1787 | Russell Bros. Oil & Gas, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Apr 2024 |
| 1788 | Russell Brothers Oil & Gas | Breckenridge, TX 76424 | Oil & Gas Operator | Dec 2004 |
| 1789 | Russell Carl G | Coweta, OK 74429 | Oil & Gas Operator | Mar 2015 |
| 1790 | Russell D Meloy Oil & Gas Co | Enid, OK 73703-1623 | Oil & Gas Operator | Feb 2024 |
| 1791 | Russell E Snider LLC | Newark, OH 43055 | Oil Operator | Dec 2023 |
| 1792 | Russell Gas Co., LLC | Hugoton, KS 67451 | Gas Operator | Dec 2023 |
| 1793 | Russell James E | | Oil Operator | Apr 1994 |
| 1794 | Russell Oil And Gas Company | Weston, WV 26452-0000 | Gas Operator | Dec 2021 |
| 1795 | Russell Oil Company | Haskell, OK 74436 | Oil & Gas Operator | Apr 2014 |
| 1796 | Russell Oil, Inc. | Edmond, OK 73083 | Oil Operator | Dec 2023 |
| 1797 | Russell Operating Company, LLC | Big Lake, TX 76932 | Oil Operator | Apr 2024 |
| 1798 | Russell Producing, LLC | Menard, TX 76859 | Oil Operator | Apr 2024 |
| 1799 | Russell Resources, Inc. | | Oil & Gas Operator | Dec 1998 |
| 1800 | Russell, C. M. Oil Company | Lubbock, TX 79423 | Oil & Gas Operator | Jan 2008 |