| 401 | WACKER | Morton County, KS | Gas Property | Apr 2026 |
| 402 | WACKER 'A' | Morton County, KS | Gas Property | Mar 2026 |
| 403 | WACKERLE | Labette County, KS | Oil Property | Jun 1984 |
| 404 | WACO | Westmoreland County, PA | Gas Property | Dec 2025 |
| 405 | WACO KID | Howard County, TX | Oil & Gas Property | May 2026 |
| 406 | WACO KID STATE UNIT 34 | Culberson County, TX | Oil & Gas Property | Jun 2026 |
| 407 | WACO OIL & GAS | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 408 | WACO OIL & GAS CO | Marion County, WV | Gas Property | Dec 2021 |
| 409 | WACO OIL & GAS CO., INC. LOCKARD | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 410 | WACO OIL & GAS COMPANY, INC. DONNA | Marion County, WV | Gas Property | Dec 2021 |
| 411 | WACOCHE | Creek County, OK | Oil Property | Jul 2023 |
| 412 | WADDEL TR 1 | Crane County, TX | Oil & Gas Property | Jun 2026 |
| 413 | WADDELL | Crane County, TX | Oil & Gas Property | Jun 2026 |
| 414 | WADDELL | Crane County, TX | Oil & Gas Property | Jun 2026 |
| 415 | WADDELL | Crane County, TX | Oil & Gas Property | Jun 2026 |
| 416 | WADDELL | Winkler County, TX | Oil & Gas Property | Jun 2026 |
| 417 | WADDELL | Winkler County, TX | Oil & Gas Property | Jun 2026 |
| 418 | WADDELL | Dickens County, TX | Oil & Gas Property | Oct 2023 |
| 419 | WADDELL | Crane County, TX | Oil & Gas Property | Apr 2026 |
| 420 | WADDELL | Crane County, TX | Oil & Gas Property | Jun 2026 |
| 421 | WADDELL | Winkler County, TX | Oil & Gas Property | Jun 2026 |
| 422 | WADDELL BETTIE | Fisher County, TX | Oil & Gas Property | Jun 2026 |
| 423 | WADDELL BRO | Winkler County, TX | Oil & Gas Property | Mar 2026 |
| 424 | WADDELL TR E | Crane County, TX | Oil & Gas Property | Jun 2026 |
| 425 | WADDILL | Ouachita Parish, LA | Gas Property | Nov 2024 |
| 426 | WADDLE | Okmulgee County, OK | Gas Property | Jun 2007 |
| 427 | WADDLE | Weld County, CO | Oil & Gas Property | May 2017 |
| 428 | WADDLE | Dallas County, TX | Gas Property | Jun 2026 |
| 429 | WADDLE 24 | Weld County, CO | Oil & Gas Property | May 2024 |
| 430 | WADDLE PARTNERS | Tarrant County, TX | Gas Property | Jun 2026 |
| 431 | WADDLES, CRADY HEIRS | Knott County, KY | Gas Property | Dec 2021 |
| 432 | WADE | Allen County, KS | Oil & Gas Property | Apr 2026 |
| 433 | WADE | Allen County, KS | Gas Property | Apr 2026 |
| 434 | WADE | Wichita County, TX | Oil & Gas Property | Jun 2026 |
| 435 | WADE | Pontotoc County, OK | Oil Property | Oct 2016 |
| 436 | WADE | Hockley County, TX | Oil & Gas Property | Jun 2026 |
| 437 | WADE | Richland County, OH | Oil & Gas Property | Dec 2024 |
| 438 | WADE | Fisher County, TX | Oil & Gas Property | May 2026 |
| 439 | WADE | Pontotoc County, OK | Oil Property | Mar 2026 |
| 440 | WADE | Seminole County, OK | Oil Property | Jan 2024 |
| 441 | WADE | Okfuskee County, OK | Oil & Gas Property | Apr 2018 |
| 442 | WADE | Weston County, WY | Oil & Gas Property | Mar 2020 |
| 443 | WADE | Young County, TX | Oil & Gas Property | Jun 2026 |
| 444 | WADE | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 445 | WADE | Caddo County, OK | Oil & Gas Property | May 2026 |
| 446 | WADE | Weld County, CO | Oil & Gas Property | May 2026 |
| 447 | WADE | Schleicher County, TX | Oil & Gas Property | May 2026 |
| 448 | WADE | Stephens County, OK | Oil & Gas Property | Jun 2026 |
| 449 | WADE C.K. GAS UNIT #1 | Upshur County, TX | Oil & Gas Property | Jun 2026 |
| 450 | WADE COOK 2-14A1 | Uintah County, UT | Oil & Gas Property | Jun 2026 |
| 451 | WADE ESTATE | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 452 | WADE FEDERAL 5300 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 453 | WADE GU 1 | Cherokee County, TX | Oil & Gas Property | Jun 2026 |
| 454 | WADE I. B | Scurry County, TX | Oil & Gas Property | Jun 2026 |
| 455 | WADE MCNEILL | Live Oak County, TX | Oil & Gas Property | Mar 2022 |
| 456 | WADE MORRIS 10-3H | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 457 | WADE UNIT | Weston County, WY | Oil & Gas Property | Oct 2004 |
| 458 | WADE VAN R | Richland County, OH | Oil & Gas Property | Dec 2023 |
| 459 | WADE WELLS | Le Flore County, OK | Gas Property | May 2026 |
| 460 | WADE, ERMA A.E. SMITH | Lincoln County, WV | Oil & Gas Property | Dec 2021 |
| 461 | WADEL | Wilson County, KS | Gas Property | Apr 2026 |
| 462 | WADEL A | Wilson County, KS | Gas Property | Apr 2026 |
| 463 | WADERS 149-95-36D-25H | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 464 | WADHOLM 41-30H | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 465 | WADKINS | Caddo Parish, LA | Oil & Gas Property | Dec 2024 |
| 466 | WADKINS 1 | Alfalfa County, OK | Oil & Gas Property | Oct 2011 |
| 467 | WADLEY | Allen County, KS | Oil Property | Mar 2026 |
| 468 | WADLEY | Young County, TX | Oil & Gas Property | Aug 2025 |
| 469 | WADLEY | Pittsburg County, OK | Gas Property | May 2026 |
| 470 | WADSWORTH | Johnson County, TX | Oil & Gas Property | Jun 2026 |
| 471 | WADSWORTH | Ottawa County, MI | Oil Property | Jun 2026 |
| 472 | WADSWORTH | Livingston County, NY | Gas Property | Dec 2025 |
| 473 | WADSWORTH | Chautauqua County, KS | Oil Property | Jun 2018 |
| 474 | WADSWORTH | Carroll County, OH | Oil & Gas Property | Dec 2025 |
| 475 | WADSWORTH | Pittsburg County, OK | Gas Property | Mar 2023 |
| 476 | WADSWORTH | Livingston County, NY | Gas Property | Dec 2025 |
| 477 | WADSWORTH | Matagorda County, TX | Oil & Gas Property | Dec 2007 |
| 478 | WADSWORTH | Medina County, OH | Oil & Gas Property | Dec 2018 |
| 479 | WADSWORTH | Livingston County, NY | Gas Property | Dec 2025 |
| 480 | WADSWORTH, FRANC | Tyler County, WV | Oil & Gas Property | Jul 2010 |
| 481 | WADZECK 12 | De Soto Parish, LA | Gas Property | Dec 2024 |
| 482 | WAECHTER | Kearny County, KS | Gas Property | Oct 2012 |
| 483 | WAECHTER | Kearny County, KS | Gas Property | Apr 2026 |
| 484 | WAECHTER | Grant County, KS | Gas Property | Apr 2026 |
| 485 | WAECHTER GAS UNIT | Kearny County, KS | Gas Property | Apr 2026 |
| 486 | WAECHTER GAS UNIT | Grant County, KS | Gas Property | Apr 2026 |
| 487 | WAERSTAD | Red River Parish, LA | Gas Property | Dec 2024 |
| 488 | WAFFLE 151-94-16A-21H | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 489 | WAFFLE IRON | Midland County, TX | Oil & Gas Property | Apr 2026 |
| 490 | WAFLER | Columbiana County, OH | Oil & Gas Property | Dec 2025 |
| 491 | WAFRA INC | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 492 | WAGEMAN | Pittsburg County, OK | Gas Property | May 2026 |
| 493 | WAGENER UNIT | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 494 | WAGENMAN 3 | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 495 | WAGENSEN | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 496 | WAGENSEN | Campbell County, WY | Oil & Gas Property | Nov 2009 |
| 497 | WAGENSEN | Campbell County, WY | Gas Property | Dec 2004 |
| 498 | WAGER ALBERTSON | Brazos County, TX | Oil & Gas Property | May 2026 |
| 499 | WAGER AWG STATE | Chaves County, NM | Oil & Gas Property | Jun 2026 |
| 500 | WAGERS | Washington County, CO | Oil Property | Mar 2026 |