| 31901 | Womack & Price | | Oil & Gas Operator | Oct 1990 |
| 31902 | Womack Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | May 2026 |
| 31903 | Womack Operating, LLC. | Houston, TX 77057 | Oil & Gas Operator | Jul 2026 |
| 31904 | Womack Prod Co. | | Oil Operator | Feb 1996 |
| 31905 | Womelsdorf Oil | Welda, KS 66091 | Oil Operator | Apr 1999 |
| 31906 | Wonee Oil Company | Healdton, OK 73438 | Oil Operator | Jul 1996 |
| 31907 | Wood Charles L | Akron, OH 44320 | Oil & Gas Operator | Dec 1990 |
| 31908 | Wood Donald E | Independence, KS 67301 | Oil & Gas Operator | Dec 2025 |
| 31909 | Wood Drilling LLC | Kittanning, PA 16201 | Gas Operator | Dec 2025 |
| 31910 | Wood Energy Corporation | Baytown, TX 77520 | Oil & Gas Operator | Jun 1999 |
| 31911 | Wood Energy, Inc. | Mount Vernon, IL 62864 | Oil Operator | Mar 2026 |
| 31912 | Wood Fay C Estate | Enid, OK 73703 | Oil & Gas Operator | Jun 2013 |
| 31913 | Wood Hi Co., Inc. | Victoria, TX 77902 | Oil & Gas Operator | Dec 2004 |
| 31914 | Wood McShane & T | | Oil Operator | Nov 1987 |
| 31915 | Wood Oil Company | Tulsa, OK 74103 | Gas Operator | Oct 1997 |
| 31916 | Wood River Oil & Refining Co | | Oil & Gas Operator | Dec 1998 |
| 31917 | Wood William C | Kittanning, PA 16201-4328 | Oil & Gas Operator | Dec 2018 |
| 31918 | Wood, C.W. | Calliham, TX 78007 | Oil & Gas Operator | Sep 2023 |
| 31919 | Wood, Clarence & Lacy, W F | | Oil Operator | Dec 2019 |
| 31920 | Wood, E. H., Jr. | Wichita, KS 67202 | Oil & Gas Operator | Sep 2010 |
| 31921 | Wood, Kenneth | South Dayton, NY 14138 | Gas Operator | Dec 2025 |
| 31922 | Wood, McShane & Thams | Midland, TX 79702 | Oil & Gas Operator | Oct 1995 |
| 31923 | Woodall Oil Company | | Oil Operator | Sep 2010 |
| 31924 | Woodard Energy Company | Houston, TX 77042 | Oil & Gas Operator | Mar 2010 |
| 31925 | Woodard* Sandra K | | Oil Operator | Jul 2024 |
| 31926 | Woodbine Acquisition LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Nov 2014 |
| 31927 | Woodbine Petroleum, Inc. | Dallas, TX 75204 | Oil & Gas Operator | Aug 2003 |
| 31928 | Woodbine Production Corporation | Kilgore, TX 75663 | Oil & Gas Operator | Jul 2026 |
| 31929 | Woodbury Resources LLC | | Oil & Gas Operator | Apr 2024 |
| 31930 | Woodland Hills Oil & Gas, LLC | | Oil Operator | Dec 2024 |
| 31931 | Woodland Operating LLC | Rio VIsta, TX 76093-0010 | Oil & Gas Operator | Jan 2026 |
| 31932 | Woodlawn Energy Dev., L.L.C. | | Oil & Gas Operator | Aug 2006 |
| 31933 | Woodman & Iannit | | Oil & Gas Operator | Sep 1996 |
| 31934 | Woodman & Iannitti Oil Company | Great Bend, KS 67530 | Oil & Gas Operator | Jan 2003 |
| 31935 | Woodpecker Corp. | | Oil & Gas Operator | Dec 2024 |
| 31936 | Woodruff, Michael C. | Smethport, PA 16749 | Oil & Gas Operator | Dec 2025 |
| 31937 | Woods & Deas | | Oil & Gas Operator | Jan 1984 |
| 31938 | Woods & Deas-Dobie | | Oil & Gas Operator | Aug 1983 |
| 31939 | Woods Henry Dba Woods Oil Company | Madill, OK 73446 | Oil Operator | Apr 2026 |
| 31940 | Woods Oil | | Oil Operator | Mar 2026 |
| 31941 | Woods Oil Co. | Burkburnett, TX 76354 | Oil & Gas Operator | Jul 2026 |
| 31942 | Woods Operating Co., Inc. | Shreveport, LA 71136 | Oil & Gas Operator | Dec 2020 |
| 31943 | Woods Petroleum Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 2015 |
| 31944 | Woods, Et Al | | Gas Operator | Sep 1990 |
| 31945 | Woods, Herbert S. & Assoc. | El Dorado, AR 71730 | Gas Operator | Feb 2023 |
| 31946 | Woods, Pete Or Maxine | Chester, MT 59522 | Oil & Gas Operator | Apr 2026 |
| 31947 | Woods, W.A. Oil Co. | Holliday, TX 76366 | Oil & Gas Operator | Dec 1993 |
| 31948 | Woodward Disposal Company Inc | Woodward, OK 73801-3234 | Oil & Gas Operator | Sep 2013 |
| 31949 | Woodward Iodine Corporation | Woodward, OK 73801 | Oil & Gas Operator | May 2026 |
| 31950 | Woodward Petroleum | | Oil & Gas Operator | Dec 2003 |
| 31951 | Woody, James S & Blair, Sammy | Columbia, KY 42728 | Oil & Gas Operator | Dec 2024 |
| 31952 | Woodyard Drilling | Chesterhill, OH 43728 | Oil & Gas Operator | Dec 2016 |
| 31953 | Woodygreen Resources, LLC | Plano, TX 75093 | Oil & Gas Operator | Jul 2026 |
| 31954 | Woodygreen Resources, LP | Abilene, TX 79608 | Oil & Gas Operator | Mar 2012 |
| 31955 | Wooldridge Land & Cattle, LLC | | Oil Operator | Jan 2025 |
| 31956 | Wooldridge Production Co.,LTD. | | Oil & Gas Operator | Apr 2008 |
| 31957 | Wooldridge Production, L.L.C. | | Oil Operator | Mar 2005 |
| 31958 | Woolever Stephen L | Tulsa, OK 74108-2303 | Oil Operator | Jul 2024 |
| 31959 | Wooley Petroleum | Alvord, TX 76225 | Oil & Gas Operator | Oct 1994 |
| 31960 | Woolf & Magee, Inc. | | Oil & Gas Operator | Oct 1991 |
| 31961 | Woolsey Operating Company, LLC | Wichita, KS 67226 | Oil & Gas Operator | Mar 2026 |
| 31962 | Woolsey Petroleum Corporation | Wichita, KS 67202 | Oil & Gas Operator | Mar 2026 |
| 31963 | Woosley, James P | Moab, UT 84532 | Oil & Gas Operator | Mar 2026 |
| 31964 | Work John | Tulsa, OK 74135 | Oil Operator | Dec 1996 |
| 31965 | Workover One, Inc. | | Oil & Gas Operator | Jul 1989 |
| 31966 | World Energy Corporation | Laredo, TX 78041 | Oil & Gas Operator | Aug 2003 |
| 31967 | World Hydrocarbon, Inc. | Kaufman, TX 75142 | Gas Operator | Apr 1995 |
| 31968 | World Mission Society Church Of God | New Windsor, NY 12553 | Gas Operator | Dec 2025 |
| 31969 | World Oil | | Oil & Gas Operator | Nov 1998 |
| 31970 | World Oil & Gas Expl., Inc. | | Oil & Gas Operator | Mar 1988 |
| 31971 | World Producers, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Nov 1994 |
| 31972 | Worldwide Energy | | Oil & Gas Operator | May 1989 |
| 31973 | Worldwide Energy Corporation | Freer, TX 78357 | Oil & Gas Operator | Jan 1997 |
| 31974 | Worldwide Exploration, Inc | Kilgore, TX 75663 | Oil & Gas Operator | Mar 2002 |
| 31975 | Worsham Petroleum | Denver, CO 80209 | Gas Operator | Aug 2001 |
| 31976 | Worsham-Steed Gas Storage, L.P. | Houston, TX 77002 | Oil & Gas Operator | Aug 2010 |
| 31977 | Worsham-Steed Gas Storage, LLC | Tulsa, OK 74172 | Oil & Gas Operator | Jul 2026 |
| 31978 | Worstell Michael H | Collinsville, OK 74021-5918 | Oil Operator | Mar 2015 |
| 31979 | Worstell Oil & Gas Company | Collinsville, OK 74021 | Oil Operator | Nov 2005 |
| 31980 | Worstell Oil Co LLC | Collinsville, OK 74021-5918 | Oil Operator | Dec 2025 |
| 31981 | Worth Drilling | | Oil Operator | Jun 1993 |
| 31982 | Wortham Oil & Gas | Conroe, TX 77301 | Oil & Gas Operator | Jul 2026 |
| 31983 | Wortham Operating, LLC | Holliday, TX 76366 | Oil & Gas Operator | Apr 2023 |
| 31984 | Wortham, E. H. | Holliday, TX 76366 | Oil & Gas Operator | Mar 2008 |
| 31985 | Wortham, J. R. | Wichita Falls, TX 76310 | Oil & Gas Operator | Aug 2023 |
| 31986 | Wortham, Michael R. | Holliday, TX 76366 | Oil & Gas Operator | Mar 2008 |
| 31987 | Worthington Oil Co Inc | Worthington, OH 43085 | Oil & Gas Operator | Dec 1989 |
| 31988 | Worthy George Disposal Inc | Cushing, OK 74023-9523 | Oil Operator | Jan 2001 |
| 31989 | WP Oil & Gas Exploration LLC | Loving, TX 76460 | Oil Operator | Jul 2026 |
| 31990 | WP Oil LLC | Owasso, OK 74055 | Oil Operator | Apr 2026 |
| 31991 | WPH Operating Company | Amarillo, TX 79105 | Oil & Gas Operator | Mar 2017 |
| 31992 | WPX Energy Gulf Coast, LP | Benbrook, TX 76126 | Oil & Gas Operator | May 2012 |
| 31993 | WPX Energy Mid-Continent Co | Oklahoma City, OK 73102-5010 | Oil & Gas Operator | Apr 2016 |
| 31994 | WPX Energy Permian, LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Jul 2026 |
| 31995 | WPX Energy Production, LLC | Tulsa, OK 741013102 | Oil & Gas Operator | Nov 2020 |
| 31996 | WPX Energy RM Company | Tulsa, OK 74101 | Oil & Gas Operator | Jun 2014 |
| 31997 | WPX Energy Rocky Mountain LLC | Tulsa, OK 74101 | Oil & Gas Operator | May 2026 |
| 31998 | WPX Energy Williston, LLC | | Oil & Gas Operator | Sep 2025 |
| 31999 | WR Oil & Gas LLC | Plano, TX 75024-3523 | Oil & Gas Operator | Apr 2026 |
| 32000 | WR Resources, LLC | Jourdanton, TX 78026 | Oil & Gas Operator | Jul 2026 |