| 33001 | WPX Energy Production LLC | Tulsa, OK 741013102 | Oil & Gas Operator | Nov 2020 |
| 33002 | WPX Energy RM Company | Tulsa, OK 74101 | Oil & Gas Operator | Jun 2014 |
| 33003 | WPX Energy Rocky Mountain LLC | Tulsa, OK 74101 | Oil & Gas Operator | Jan 2025 |
| 33004 | WPX Energy Ryan Gulch LLC | | Oil & Gas Operator | Nov 2013 |
| 33005 | WPX Energy Williston, LLC | | Oil & Gas Operator | Feb 2025 |
| 33006 | WR Oil & Gas LLC | Plano, TX 75024-3523 | Oil & Gas Operator | Feb 2025 |
| 33007 | WR Resources, LLC | Jourdanton, TX 78026 | Oil & Gas Operator | Apr 2025 |
| 33008 | Wrath Energy, LLC | Odessa, TX 79760 | Oil Operator | Apr 2025 |
| 33009 | Wrather Jr J D | Beverly Hills, CA 90210-4724 | Oil & Gas Operator | Mar 1993 |
| 33010 | Wray-Vernau Partnership | Newark, OH 43055 | Oil & Gas Operator | Dec 1988 |
| 33011 | WRC Energy LLC | Tulsa, OK 74135 | Oil & Gas Operator | Feb 2025 |
| 33012 | WRD Oil, LLC | Floresville, TX 78114 | Oil & Gas Operator | Apr 2025 |
| 33013 | WRD Operating LLC | Houston, TX 77056 | Oil & Gas Operator | Apr 2025 |
| 33014 | Wren Investments | | Oil Operator | Feb 1991 |
| 33015 | Wrestler Ronald | | Oil Operator | Dec 1994 |
| 33016 | Wrestler, David L., A General Partnership | Humboldt, KS 66748 | Oil Operator | Dec 2024 |
| 33017 | Wrestler, Ronald D., A General Partnership | Elsmore, KS 66732 | Oil Operator | Dec 2024 |
| 33018 | Wright Aurora Enterprises, LLC | Canyon Lake, TX 78133 | Oil & Gas Operator | May 2020 |
| 33019 | Wright Brothers Energy, Inc. | Boerne, TX 78006 | Oil & Gas Operator | Apr 2025 |
| 33020 | Wright Brothers Petroleum, LTD. | San Antonio, TX 78212 | Oil & Gas Operator | May 2002 |
| 33021 | Wright Jerry L | Crescent, OK 73028-0474 | Oil & Gas Operator | Jun 2013 |
| 33022 | Wright Katherine E | Tulsa, OK 74114-1229 | Oil Operator | Sep 2019 |
| 33023 | Wright Oil And Gas, LLC | Benbrook, TX 76126 | Oil & Gas Operator | Apr 2025 |
| 33024 | Wright Operating, Inc. | Denison, TX 75020 | Oil & Gas Operator | Apr 2025 |
| 33025 | Wright Production Company | | Oil Operator | Jun 1990 |
| 33026 | Wright Richard | Ratliff City, OK 73481-0155 | Oil & Gas Operator | Mar 2015 |
| 33027 | Wright Trucking, Inc. | Weatherford, OK 73096 | Oil & Gas Operator | Feb 2019 |
| 33028 | Wright V Gerald | Cushing, OK 74023 | Oil & Gas Operator | Nov 2003 |
| 33029 | Wright, Erbe & Oil Assoc.& Tubbs | Thayer, KS 66776 | Oil Operator | Apr 2005 |
| 33030 | Wright, Robert W. | Graham, TX 76450 | Oil & Gas Operator | Apr 2025 |
| 33031 | Wright, Robert W. Inc. | Graham, TX 76450 | Oil & Gas Operator | Dec 2000 |
| 33032 | Wrights Drilling | Cortez, CO 81321 | Oil & Gas Operator | Oct 1983 |
| 33033 | Wroten Wiley Jr | Dallas, TX 75252 | Oil & Gas Operator | Jun 1994 |
| 33034 | WRP Energy Inc | Canfield, OH 44406 | Oil & Gas Operator | Dec 2017 |
| 33035 | WRT Energy Corporation | Oklahoma City, OK 73118 | Oil & Gas Operator | May 1998 |
| 33036 | WS Ritter Critters, LLC | Groom, TX 79039 | Gas Operator | Apr 2025 |
| 33037 | WSF, Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Jun 2013 |
| 33038 | WSM | New Braunfels, TX 78132 | Oil Operator | Apr 2025 |
| 33039 | WSM LLC | New Braunfels, TX 78132 | Oil Operator | Apr 2025 |
| 33040 | WT Fitts Operating | Bowie, TX 76230 | Oil & Gas Operator | Apr 2025 |
| 33041 | WTG Exploration | Midland, TX 79705 | Oil & Gas Operator | Apr 2025 |
| 33042 | WTG Exploration Inc | Midland, TX 79705 | Oil & Gas Operator | Dec 2023 |
| 33043 | Wti 1993 LTD | FT. Collins, CO 80526 | Oil & Gas Operator | Apr 1995 |
| 33044 | WTP Energy, Inc. | Snyder, TX 79549 | Oil & Gas Operator | Apr 2025 |
| 33045 | WTR Operating LLC | Troup, TX 75789 | Oil & Gas Operator | Apr 2025 |
| 33046 | WTXR Operating (Texas), Inc. | Carrollton, TX 75007 | Oil Operator | Apr 2025 |
| 33047 | Wulf Oil Co | | Oil & Gas Operator | Dec 1984 |
| 33048 | Wulf Oil Corp. | | Oil & Gas Operator | Dec 1985 |
| 33049 | WV BD. Directors-State College System | Charleston, WV 25301-0000 | Gas Operator | Dec 2017 |
| 33050 | WV Wells, LTD | | Oil & Gas Operator | Nov 2021 |
| 33051 | WVH Operating LLC | Aledo, TX 76008 | Oil Operator | Apr 2025 |
| 33052 | WW Park 51 LLC | Claremore, OK 74017 | Oil Operator | Dec 2024 |
| 33053 | Wy Woodland Operating, LLC | Covington, TX 76636 | Oil & Gas Operator | Apr 2025 |
| 33054 | Wyant & O'Keefe | Santa Fe, NM 87501 | Oil & Gas Operator | May 2006 |
| 33055 | Wyant Exploration Co | Pomeroy, OH 45769 | Oil & Gas Operator | Dec 2024 |
| 33056 | Wyatt Permian, LLC | Corpus Chrsti, TX 78426 | Oil & Gas Operator | Apr 2025 |
| 33057 | Wyatt Petroleum Corporation | Evergreen, CO 80437 | Gas Operator | Jul 2002 |
| 33058 | Wyatt Rick | Pawhuska, OK 74056 | Oil & Gas Operator | Feb 2006 |
| 33059 | Wyatt'S Oil Corporation | Pawhuska, OK 74056 | Oil & Gas Operator | Jan 2025 |
| 33060 | Wyble L. Ollie | | Oil & Gas Operator | Dec 1988 |
| 33061 | Wychgram Daniel C | Thermopolis, WY 82443 | Oil Operator | Feb 2001 |
| 33062 | Wyckoff Gas Storage Company, LLC | | Gas Operator | Dec 2006 |
| 33063 | Wyco Oil & Gas LLC | Odessa, TX 79766 | Oil & Gas Operator | Jan 2024 |
| 33064 | Wykoma Oil Incor | | Oil & Gas Operator | Jul 1990 |
| 33065 | Wylee Petroleum Corporation | | Oil & Gas Operator | Dec 1984 |
| 33066 | Wylie Bros. Prod. & DRGL. Co,Inc | Baird, TX 79504 | Oil & Gas Operator | Apr 2025 |
| 33067 | Wylie Henry C | Ratliff City, OK 73481-0102 | Oil Operator | May 2020 |
| 33068 | Wylie, Fred, Jr. | Moran, TX 76464 | Oil & Gas Operator | Oct 2022 |
| 33069 | Wyllys, John A. & Joyce E. | Randolph, NY 14772 | Gas Operator | Dec 2023 |
| 33070 | Wyman* Louis M Dba Wyman Inc | | Oil & Gas Operator | Mar 2025 |
| 33071 | Wynco Energy, Inc. | Spring, TX 77393 | Oil & Gas Operator | Apr 2025 |
| 33072 | Wynn Oil Co | Marietta, OH 45750 | Oil & Gas Operator | Dec 1998 |
| 33073 | Wynn-Crosby Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | May 2005 |
| 33074 | Wynn-Crosby Operating LP | Dallas, TX 75201 | Oil & Gas Operator | Jan 2025 |
| 33075 | Wynn-Crosby Operating, LTD. | Dallas, TX 75201 | Oil & Gas Operator | Apr 2025 |
| 33076 | Wynne Petroleum Co. | Fort Worth, TX 76116 | Oil & Gas Operator | Nov 1997 |
| 33077 | Wyoil Corp | Buffalo, WY 82834 | Oil Operator | Jan 2025 |
| 33078 | Wyoming Diamond A LLC | Cheyenne, WY 82007 | Gas Operator | Apr 2025 |
| 33079 | Wyoming Mineral Exploration LLC | Casper, WY 82602 | Oil Operator | Dec 2006 |
| 33080 | Wyoming Oil & Minerals Inc | Casper, WY 82601 | Oil & Gas Operator | Jun 2001 |
| 33081 | Wyoming Resources Corporation | Rapid City, SD 57702 | Oil & Gas Operator | Oct 2018 |
| 33082 | Wyoming Western Oil | Pine Bluffs, WY 82082 | Oil Operator | Sep 2019 |
| 33083 | Wytex Production Corporation | Fort Smith, AR 72903 | Oil & Gas Operator | Jan 2020 |
| 33084 | X Stateman Services | Killbuck, OH 44637 | Oil & Gas Operator | Dec 2023 |
| 33085 | X Stone Energy LLC. | Plano, TX 75093 | Oil & Gas Operator | Apr 2025 |
| 33086 | X-Bar LMT Partnership | | Oil & Gas Operator | May 2013 |
| 33087 | X-Bar Resources Inc | Holdenville, OK 74848 | Oil & Gas Operator | Jul 2013 |
| 33088 | X-L Energy Company | El Paso, TX 79902 | Oil & Gas Operator | Apr 2025 |
| 33089 | X72 Operating Corp. | Plano, TX 75025 | Oil & Gas Operator | Apr 2025 |
| 33090 | Xae Corporation | Norman, OK 73072 | Oil & Gas Operator | Apr 2021 |
| 33091 | Xanadu Exploration Company | Broken Arrow, OK 74014 | Oil & Gas Operator | Feb 2025 |
| 33092 | XCL Assetco, LLC | Houston, TX 77007 | Oil & Gas Operator | Jan 2025 |
| 33093 | XCL-Louisiana, Inc. | | Oil & Gas Operator | Aug 1993 |
| 33094 | XCL-Texas, Inc. | Lafayette, LA 70503 | Oil & Gas Operator | Nov 2000 |
| 33095 | Xenex Incorporat | | Oil Operator | Mar 1991 |
| 33096 | Xenia Corporation, The | Garnett, KS 66032 | Oil Operator | Jan 2001 |
| 33097 | Xeno, Inc | Calgary, AB T2P 2S5 | Gas Operator | Dec 2001 |
| 33098 | Xenon Energy, Inc. | Plano, TX 75074 | Oil & Gas Operator | Aug 2003 |
| 33099 | Xeric Oil & Gas Company | Midland, TX 79702 | Oil & Gas Operator | Jul 1997 |
| 33100 | Xeric Oil & Gas Corporation | Midland, TX 79702 | Oil & Gas Operator | Apr 2014 |