| 32501 | World Oil | | Oil & Gas Operator | Nov 1998 |
| 32502 | World Oil & Gas Expl., Inc. | | Oil & Gas Operator | Mar 1988 |
| 32503 | World Producers, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Nov 1994 |
| 32504 | Worldwide Energy | | Oil & Gas Operator | May 1989 |
| 32505 | Worldwide Energy Corp. | Freer, TX 78357 | Oil & Gas Operator | Jan 1997 |
| 32506 | Worldwide Exploration, Inc | Kilgore, TX 75663 | Oil & Gas Operator | Mar 2002 |
| 32507 | Worsham Petroleum | Denver, CO 80209 | Gas Operator | Aug 2001 |
| 32508 | Worsham-Steed Gas Storage, L.P. | Houston, TX 77002 | Oil & Gas Operator | Aug 2010 |
| 32509 | Worsham-Steed Gas Storage, LLC | Tulsa, OK 74172 | Oil & Gas Operator | Jun 2025 |
| 32510 | Worstell Michael H | Collinsville, OK 74021-5918 | Oil Operator | Mar 2015 |
| 32511 | Worstell Oil & Gas Company | Collinsville, OK 74021 | Oil Operator | Nov 2005 |
| 32512 | Worstell Oil Co LLC | Collinsville, OK 74021-5918 | Oil Operator | Sep 2024 |
| 32513 | Worth Drilling | | Oil Operator | Jun 1993 |
| 32514 | Wortham Oil & Gas | Conroe, TX 77301 | Oil & Gas Operator | Jun 2025 |
| 32515 | Wortham Operating, LLC | Holliday, TX 76366 | Oil & Gas Operator | Apr 2023 |
| 32516 | Wortham, E. H. | Holliday, TX 76366 | Oil & Gas Operator | Mar 2008 |
| 32517 | Wortham, J. R. | Wichita Falls, TX 76310 | Oil & Gas Operator | Aug 2023 |
| 32518 | Wortham, Michael R. | Holliday, TX 76366 | Oil & Gas Operator | Mar 2008 |
| 32519 | Worthington Oil Co Inc | Worthington, OH 43085 | Oil & Gas Operator | Dec 1989 |
| 32520 | Worthy George Disposal Inc | Cushing, OK 74023-9523 | Oil Operator | Jan 2001 |
| 32521 | WP Oil & Gas Exploration LLC | Loving, TX 76460 | Oil Operator | Jun 2025 |
| 32522 | WP Oil LLC | Owasso, OK 74055 | Oil Operator | Feb 2025 |
| 32523 | WPH Operating Company | Amarillo, TX 79105 | Oil & Gas Operator | Mar 2017 |
| 32524 | WPX Energy Gulf Coast, LP | Benbrook, TX 76126 | Oil & Gas Operator | May 2012 |
| 32525 | WPX Energy Mid-Continent Co | Oklahoma City, OK 73102-5010 | Oil & Gas Operator | Apr 2016 |
| 32526 | WPX Energy Permian, LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Jun 2025 |
| 32527 | WPX Energy Production LLC | Tulsa, OK 741013102 | Oil & Gas Operator | Nov 2020 |
| 32528 | WPX Energy RM Company | Tulsa, OK 74101 | Oil & Gas Operator | Jun 2014 |
| 32529 | WPX Energy Rocky Mountain LLC | Tulsa, OK 74101 | Oil & Gas Operator | Mar 2025 |
| 32530 | WPX Energy Ryan Gulch LLC | | Oil & Gas Operator | Nov 2013 |
| 32531 | WPX Energy Williston, LLC | | Oil & Gas Operator | Apr 2025 |
| 32532 | WR Oil & Gas LLC | Plano, TX 75024-3523 | Oil & Gas Operator | Mar 2025 |
| 32533 | WR Resources, LLC | Jourdanton, TX 78026 | Oil & Gas Operator | Jun 2025 |
| 32534 | Wrath Energy, LLC | Odessa, TX 79760 | Oil Operator | Jun 2025 |
| 32535 | Wrather Jr J D | Beverly Hills, CA 90210-4724 | Oil & Gas Operator | Mar 1993 |
| 32536 | Wray-Vernau Partnership | Newark, OH 43055 | Oil & Gas Operator | Dec 1988 |
| 32537 | WRC Energy LLC | Tulsa, OK 74135 | Oil & Gas Operator | Apr 2025 |
| 32538 | WRD Oil, LLC | Floresville, TX 78114 | Oil & Gas Operator | Jun 2025 |
| 32539 | WRD Operating LLC | Houston, TX 77056 | Oil & Gas Operator | Jun 2025 |
| 32540 | Wren Investments | | Oil Operator | Feb 1991 |
| 32541 | Wrestler Ronald | | Oil Operator | Dec 1994 |
| 32542 | Wrestler, David L., A General Partnership | Humboldt, KS 66748 | Oil Operator | Feb 2025 |
| 32543 | Wrestler, Ronald D., A General Partnership | Elsmore, KS 66732 | Oil Operator | Feb 2025 |
| 32544 | Wright Aurora Enterprises, LLC | Canyon Lake, TX 78133 | Oil & Gas Operator | May 2020 |
| 32545 | Wright Brothers Energy, Inc. | Boerne, TX 78006 | Oil & Gas Operator | Jun 2025 |
| 32546 | Wright Brothers Petroleum, LTD. | San Antonio, TX 78212 | Oil & Gas Operator | May 2002 |
| 32547 | Wright Jerry L | Crescent, OK 73028-0474 | Oil & Gas Operator | Jun 2013 |
| 32548 | Wright Katherine E | Tulsa, OK 74114-1229 | Oil Operator | Sep 2019 |
| 32549 | Wright Oil And Gas, LLC | Benbrook, TX 76126 | Oil & Gas Operator | Jun 2025 |
| 32550 | Wright Operating, Inc. | Denison, TX 75020 | Oil & Gas Operator | Jun 2025 |
| 32551 | Wright Production Company | | Oil Operator | Jun 1990 |
| 32552 | Wright Richard | Ratliff City, OK 73481-0155 | Oil & Gas Operator | Mar 2015 |
| 32553 | Wright Trucking, Inc. | Weatherford, OK 73096 | Oil & Gas Operator | Feb 2019 |
| 32554 | Wright V Gerald | Cushing, OK 74023 | Oil & Gas Operator | Nov 2003 |
| 32555 | Wright, Erbe & Oil Assoc.& Tubbs | Thayer, KS 66776 | Oil Operator | Apr 2005 |
| 32556 | Wright, Robert W. | Graham, TX 76450 | Oil & Gas Operator | Jun 2025 |
| 32557 | Wright, Robert W. Inc. | Graham, TX 76450 | Oil & Gas Operator | Dec 2000 |
| 32558 | Wrights Drilling | Cortez, CO 81321 | Oil & Gas Operator | Oct 1983 |
| 32559 | Wroten Wiley Jr | Dallas, TX 75252 | Oil & Gas Operator | Jun 1994 |
| 32560 | WRP Energy Inc | Canfield, OH 44406 | Oil & Gas Operator | Dec 2017 |
| 32561 | WRT Energy Corporation | Oklahoma City, OK 73118 | Oil & Gas Operator | May 1998 |
| 32562 | WS Ritter Critters, LLC | Groom, TX 79039 | Gas Operator | Jun 2025 |
| 32563 | WSF, Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Jun 2013 |
| 32564 | WSM | New Braunfels, TX 78132 | Oil Operator | Jun 2025 |
| 32565 | WSM LLC | New Braunfels, TX 78132 | Oil Operator | Jun 2025 |
| 32566 | WT Fitts Operating | Bowie, TX 76230 | Oil & Gas Operator | Jun 2025 |
| 32567 | WTG Exploration | Midland, TX 79705 | Oil & Gas Operator | Jun 2025 |
| 32568 | WTG Exploration Inc | Midland, TX 79705 | Oil & Gas Operator | Dec 2023 |
| 32569 | Wti 1993 LTD | FT. Collins, CO 80526 | Oil & Gas Operator | Apr 1995 |
| 32570 | WTP Energy, Inc. | Snyder, TX 79549 | Oil & Gas Operator | Jun 2025 |
| 32571 | WTR Operating LLC | Troup, TX 75789 | Oil & Gas Operator | Jun 2025 |
| 32572 | WTXR Operating (Texas), Inc. | Carrollton, TX 75007 | Oil Operator | Jun 2025 |
| 32573 | Wulf Oil Co | | Oil & Gas Operator | Dec 1984 |
| 32574 | Wulf Oil Corp. | | Oil & Gas Operator | Dec 1985 |
| 32575 | WV BD. Directors-State College System | Charleston, WV 25301-0000 | Gas Operator | Dec 2017 |
| 32576 | WV Wells, LTD | | Oil & Gas Operator | Nov 2021 |
| 32577 | WVH Operating LLC | Aledo, TX 76008 | Oil Operator | Jun 2025 |
| 32578 | WW Park 51 LLC | Claremore, OK 74017 | Oil Operator | Feb 2025 |
| 32579 | Wy Woodland Operating, LLC | Covington, TX 76636 | Oil & Gas Operator | Jun 2025 |
| 32580 | Wyant & O'Keefe | Santa Fe, NM 87501 | Oil & Gas Operator | May 2006 |
| 32581 | Wyant Exploration Co | Pomeroy, OH 45769 | Oil & Gas Operator | Dec 2024 |
| 32582 | Wyatt Permian, LLC | Corpus Chrsti, TX 78426 | Oil & Gas Operator | Jun 2025 |
| 32583 | Wyatt Petroleum Corporation | Evergreen, CO 80437 | Gas Operator | Jul 2002 |
| 32584 | Wyatt Rick | Pawhuska, OK 74056 | Oil & Gas Operator | Feb 2006 |
| 32585 | Wyatt'S Oil Corporation | | Oil & Gas Operator | Feb 2025 |
| 32586 | Wyble L. Ollie | | Oil & Gas Operator | Dec 1988 |
| 32587 | Wychgram Daniel C | Thermopolis, WY 82443 | Oil Operator | Feb 2001 |
| 32588 | Wyckoff Gas Storage Company, LLC | | Gas Operator | Dec 2006 |
| 32589 | Wyco Oil & Gas LLC | Odessa, TX 79766 | Oil & Gas Operator | Jan 2024 |
| 32590 | Wykoma Oil Incor | | Oil & Gas Operator | Jul 1990 |
| 32591 | Wylee Petroleum Corporation | | Oil & Gas Operator | Dec 1984 |
| 32592 | Wylie Bros. Prod. & DRGL. Co,Inc | Baird, TX 79504 | Oil & Gas Operator | Jun 2025 |
| 32593 | Wylie Henry C | Ratliff City, OK 73481-0102 | Oil Operator | May 2020 |
| 32594 | Wylie, Fred, Jr. | Moran, TX 76464 | Oil & Gas Operator | Oct 2022 |
| 32595 | Wyllys, John A. & Joyce E. | Randolph, NY 14772 | Gas Operator | Dec 2023 |
| 32596 | Wyman* Louis M Dba Wyman Inc | | Oil & Gas Operator | Mar 2025 |
| 32597 | Wynco Energy, Inc. | Spring, TX 77393 | Oil & Gas Operator | Jun 2025 |
| 32598 | Wynn Oil Co | Marietta, OH 45750 | Oil & Gas Operator | Dec 1998 |
| 32599 | Wynn-Crosby Energy, Inc. | Houston, TX 77002 | Oil & Gas Operator | May 2005 |
| 32600 | Wynn-Crosby Operating LP | Dallas, TX 75201 | Oil & Gas Operator | Feb 2025 |