| 33401 | Wolfcamp Energy, LLC | Midland, TX 79702 | Gas Operator | Feb 2026 |
| 33402 | Wolfcamp Oil & Gas, Inc. | Odessa, TX 79764 | Oil & Gas Operator | Dec 2004 |
| 33403 | Wolfe Energy, LLC | | Oil Operator | Sep 2025 |
| 33404 | Wolfe Jimmy Ray | | Oil Operator | Nov 1995 |
| 33405 | Wolfe Oil | Bremen, OH 43107 | Oil Operator | Dec 2024 |
| 33406 | Wolfe Oil Company | Stockdale, TX 78160 | Oil Operator | Feb 2026 |
| 33407 | Wolfe, Jimmy Ray, Deceased | Peru, KS 67360 | Oil Operator | Sep 2009 |
| 33408 | Wolfe, Leslie | Peru, KS 67360 | Oil Operator | Dec 2014 |
| 33409 | Wolfe, Ray | Longton, KS 67352 | Oil Operator | Jul 1988 |
| 33410 | Wolford Ben & Bonnie | Frazeysburg, OH 43822 | Oil Operator | Dec 2016 |
| 33411 | Wolfson Oil Co. | Dallas, TX 75230 | Oil & Gas Operator | Sep 1999 |
| 33412 | Wolfson, I. J. | Wichita Falls, TX 76301 | Oil & Gas Operator | Apr 2002 |
| 33413 | Wollard-Abbott Crude, A General Partnership | Parker, KS 66072 | Oil Operator | May 2008 |
| 33414 | Wolsey Oil Inc. | Bowie, TX 76230 | Oil & Gas Operator | Oct 2013 |
| 33415 | Wolsey Well Service, Inc. | Windthorst, TX 76389 | Oil & Gas Operator | Jul 2006 |
| 33416 | Wolsey Well Service, L.P. | Bowie, TX 76230 | Oil & Gas Operator | Jun 2014 |
| 33417 | Wolverine Environmental Production Inc | | Oil Operator | Sep 2000 |
| 33418 | Wolverine Exploration Company | Houston, TX 77002 | Oil & Gas Operator | May 2019 |
| 33419 | Wolverine Gas & Oil Company Of Utah, LLC | Grand Rapids, MI 49503-2616 | Oil & Gas Operator | Dec 2025 |
| 33420 | Wolverine Gas And Oil Company Of Michigan LLC | | Oil Operator | Dec 2016 |
| 33421 | Wolverine Operations LLC | Buffalo, WY 82834 | Gas Operator | Oct 2008 |
| 33422 | Wolverine Petroleum Corp | Holdenville, OK 74848 | Oil & Gas Operator | Jul 1999 |
| 33423 | Wolverine Resources LLC | | Oil & Gas Operator | Jan 2024 |
| 33424 | Womack & Nelson | | Gas Operator | Feb 1987 |
| 33425 | Womack & Price | | Oil & Gas Operator | Oct 1990 |
| 33426 | Womack Energy, Inc. | Houston, TX 77057 | Oil & Gas Operator | Nov 2025 |
| 33427 | Womack Operating, LLC. | Houston, TX 77057 | Oil & Gas Operator | Feb 2026 |
| 33428 | Womack Prod Co. | | Oil Operator | Feb 1996 |
| 33429 | Womelsdorf Oil | Welda, KS 66091 | Oil Operator | Apr 1999 |
| 33430 | Wonee Oil Company | Healdton, OK 73438 | Oil Operator | Jul 1996 |
| 33431 | Wood Charles L | Akron, OH 44320 | Oil & Gas Operator | Dec 1990 |
| 33432 | Wood Donald E | Independence, KS 67301 | Oil & Gas Operator | Dec 2024 |
| 33433 | Wood Drilling LLC | Kittanning, PA 16201 | Gas Operator | Dec 2025 |
| 33434 | Wood Energy Corporation | Baytown, TX 77520 | Oil & Gas Operator | Jun 1999 |
| 33435 | Wood Energy, Inc. | Mount Vernon, IL 62864 | Oil Operator | Sep 2025 |
| 33436 | Wood Exploration Corporation | | Oil & Gas Operator | Jan 1999 |
| 33437 | Wood Fay C Estate | Enid, OK 73703 | Oil & Gas Operator | Jun 2013 |
| 33438 | Wood Hi Co., Inc. | Victoria, TX 77902 | Oil & Gas Operator | Dec 2004 |
| 33439 | Wood McShane & T | | Oil Operator | Nov 1987 |
| 33440 | Wood Oil Company | Tulsa, OK 74103 | Gas Operator | Oct 1997 |
| 33441 | Wood River Oil & Refining Co | | Oil & Gas Operator | Dec 1998 |
| 33442 | Wood William C | Kittanning, PA 16201-4328 | Oil & Gas Operator | Dec 2018 |
| 33443 | Wood, C.W. | Calliham, TX 78007 | Oil & Gas Operator | Sep 2023 |
| 33444 | Wood, Clarence & Lacy, W F | | Oil Operator | Dec 2019 |
| 33445 | Wood, E. H., Jr. | Wichita, KS 67202 | Oil & Gas Operator | Sep 2010 |
| 33446 | Wood, Kenneth | South Dayton, NY 14138 | Gas Operator | Dec 2024 |
| 33447 | Wood, McShane & Thams | Midland, TX 79702 | Oil & Gas Operator | Oct 1995 |
| 33448 | Woodall Oil Company | | Oil Operator | Sep 2010 |
| 33449 | Woodard Energy Company | Houston, TX 77042 | Oil & Gas Operator | Mar 2010 |
| 33450 | Woodard* Sandra K | | Oil Operator | Jul 2024 |
| 33451 | Woodbine Acquisition LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Nov 2014 |
| 33452 | Woodbine Petroleum, Inc. | Dallas, TX 75204 | Oil & Gas Operator | Aug 2003 |
| 33453 | Woodbine Production Corporation | Kilgore, TX 75663 | Oil & Gas Operator | Feb 2026 |
| 33454 | Woodbury Resources LLC | | Oil & Gas Operator | Apr 2024 |
| 33455 | Woodco Oil And Gas Company | | Gas Operator | Nov 1981 |
| 33456 | Woodland Hills Oil & Gas, LLC | | Oil Operator | Dec 2024 |
| 33457 | Woodland Operating LLC | Rio VIsta, TX 76093-0010 | Oil & Gas Operator | Nov 2025 |
| 33458 | Woodlands Oil And Gas Inc. | The Woodlands, TX 77380 | Gas Operator | Jan 2014 |
| 33459 | Woodlawn Energy Dev., L.L.C. | | Oil & Gas Operator | Aug 2006 |
| 33460 | Woodman & Iannit | | Oil & Gas Operator | Sep 1996 |
| 33461 | Woodman & Iannitti Oil Company | Great Bend, KS 67530 | Oil & Gas Operator | Jan 2003 |
| 33462 | Woodpecker Corp. | | Oil & Gas Operator | Dec 2024 |
| 33463 | Woodrow Wilson | | Gas Operator | Dec 1994 |
| 33464 | Woodruff, Michael C. | Smethport, PA 16749 | Oil & Gas Operator | Dec 2024 |
| 33465 | Woods & Deas | | Oil & Gas Operator | Jan 1984 |
| 33466 | Woods & Deas-Dobie | | Oil & Gas Operator | Aug 1983 |
| 33467 | Woods Henry Dba Woods Oil Company | Madill, OK 73446 | Oil Operator | Dec 2025 |
| 33468 | Woods Oil | | Oil Operator | Sep 2025 |
| 33469 | Woods Oil Co. | Burkburnett, TX 76354 | Oil & Gas Operator | Feb 2026 |
| 33470 | Woods Operating Co., Inc. | Shreveport, LA 71136 | Oil & Gas Operator | Dec 2020 |
| 33471 | Woods Petroleum Corporation | Oklahoma City, OK 73112 | Oil & Gas Operator | Mar 2015 |
| 33472 | Woods, Et Al | | Gas Operator | Sep 1990 |
| 33473 | Woods, Herbert S. & Assoc. | El Dorado, AR 71730 | Gas Operator | Feb 2023 |
| 33474 | Woods, Pete Or Maxine | Chester, MT 59522 | Oil & Gas Operator | Nov 2025 |
| 33475 | Woods, W.A. Oil Co. | Holliday, TX 76366 | Oil & Gas Operator | Dec 1993 |
| 33476 | Woodside Michael | Ford City, PA 16226-9714 | Gas Operator | Dec 2019 |
| 33477 | Woodward Disposal Company Inc | Woodward, OK 73801-3234 | Oil & Gas Operator | Sep 2013 |
| 33478 | Woodward Iodine Corporation | Woodward, OK 73801 | Oil & Gas Operator | Dec 2025 |
| 33479 | Woodward Petroleum | | Oil & Gas Operator | Dec 2003 |
| 33480 | Woodyard Drilling | Chesterhill, OH 43728 | Oil & Gas Operator | Dec 2016 |
| 33481 | Woodygreen Resources, LLC | Plano, TX 75093 | Oil & Gas Operator | Feb 2026 |
| 33482 | Woodygreen Resources, LP | Abilene, TX 79608 | Oil & Gas Operator | Mar 2012 |
| 33483 | Wooldridge Land & Cattle, LLC | | Oil Operator | Jan 2025 |
| 33484 | Wooldridge Production Co.,LTD. | | Oil & Gas Operator | Apr 2008 |
| 33485 | Wooldridge Production, L.L.C. | | Oil Operator | Mar 2005 |
| 33486 | Woolever Stephen L | Tulsa, OK 74108-2303 | Oil Operator | Jul 2024 |
| 33487 | Wooley Garr Company | Yukon, OK 73099 | Oil & Gas Operator | Oct 1993 |
| 33488 | Wooley Petroleum | Alvord, TX 76225 | Oil & Gas Operator | Oct 1994 |
| 33489 | Woolf & Magee, Inc. | | Oil & Gas Operator | Oct 1991 |
| 33490 | Woolsey Operating Company, LLC | Wichita, KS 67226 | Oil & Gas Operator | Sep 2025 |
| 33491 | Woolsey Petroleum Corporation | Wichita, KS 67202 | Oil & Gas Operator | Sep 2025 |
| 33492 | Woosley, James P | Moab, UT 84532 | Oil & Gas Operator | Oct 2025 |
| 33493 | Work John | Tulsa, OK 74135 | Oil Operator | Dec 1996 |
| 33494 | Workover One, Inc. | | Oil & Gas Operator | Jul 1989 |
| 33495 | World Energy Corporation | Laredo, TX 78041 | Oil & Gas Operator | Aug 2003 |
| 33496 | World Hydrocarbon, Inc. | Kaufman, TX 75142 | Gas Operator | Apr 1995 |
| 33497 | World Mission Society Church Of God | New Windsor, NY 12553 | Gas Operator | Dec 2024 |
| 33498 | World Oil | | Oil & Gas Operator | Nov 1998 |
| 33499 | World Oil & Gas Expl., Inc. | | Oil & Gas Operator | Mar 1988 |
| 33500 | World Producers, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Nov 1994 |