| 401 | MACHAC | Madison County, TX | Oil & Gas Property | Oct 2025 |
| 402 | MACHAC GAS UNIT | Hidalgo County, TX | Oil & Gas Property | Nov 2025 |
| 403 | MACHADO | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 404 | MACHAFFEY | Ashland County, OH | Oil Property | Dec 1991 |
| 405 | MACHALE-SCHILTZ | Toole County, MT | Gas Property | Oct 2025 |
| 406 | MACHANN WEST UNIT | Burleson County, TX | Oil & Gas Property | Feb 2023 |
| 407 | MACHEBEUF | Broomfield County, CO | Oil & Gas Property | Apr 2022 |
| 408 | MACHEERS FAMILY TRUST | Wilson County, KS | Gas Property | Sep 2024 |
| 409 | MACHELLE ANNETTE 8-5H | Divide County, ND | Oil & Gas Property | Dec 2025 |
| 410 | MACHEMEHL | Burleson County, TX | Oil & Gas Property | Nov 2025 |
| 411 | MACHETE FEDERAL 1 SLH | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 412 | MACHO FEDERAL | Chaves County, NM | Gas Property | Nov 2025 |
| 413 | MACHO GRANDE STATE | Eddy County, NM | Oil & Gas Property | Dec 2025 |
| 414 | MACHO MAN 1 4 | Reeves County, TX | Oil & Gas Property | Nov 2025 |
| 415 | MACHO NACHO | Lea County, NM | Oil & Gas Property | Dec 2025 |
| 416 | MACHO STATE | Lea County, NM | Oil & Gas Property | Dec 2025 |
| 417 | MACHONE 22-7 | Las Animas County, CO | Gas Property | Dec 2025 |
| 418 | MACHOVSKY -A | Burleson County, TX | Oil & Gas Property | Aug 2023 |
| 419 | MACIALEK UNIT MACIALEK 1 1H | Wyoming County, PA | Gas Property | Dec 2025 |
| 420 | MACINTOSH BE | Big Horn County, WY | Oil Property | Nov 2017 |
| 421 | MACINTYRE UNIT | Washington County, PA | Gas Property | Dec 2025 |
| 422 | MACIUKIEWICZ | Chautauqua County, NY | Gas Property | Dec 2023 |
| 423 | MACK | Park County, WY | Oil Property | Dec 2025 |
| 424 | MACK | Grady County, OK | Oil & Gas Property | Nov 2025 |
| 425 | MACK | Elk County, PA | Oil & Gas Property | Dec 2018 |
| 426 | MACK | Erie County, PA | Gas Property | Dec 1994 |
| 427 | MACK | Garfield County, OK | Oil & Gas Property | Dec 2025 |
| 428 | MACK | Glasscock County, TX | Oil & Gas Property | Nov 2025 |
| 429 | MACK | Garfield County, OK | Oil & Gas Property | Nov 2025 |
| 430 | MACK | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 431 | MACK | Greene County, PA | Oil & Gas Property | Dec 2025 |
| 432 | MACK 1 | Woods County, OK | Oil & Gas Property | Nov 2025 |
| 433 | MACK 1-1 #1 | Escambia County, AL | Oil & Gas Property | Dec 2025 |
| 434 | MACK 6 - CARTER 43 (ALLOC) | Glasscock County, TX | Oil & Gas Property | Nov 2025 |
| 435 | MACK A | Knox County, OH | Oil & Gas Property | Dec 2024 |
| 436 | MACK CARR 8 | Atoka County, OK | Oil & Gas Property | Nov 2025 |
| 437 | MACK FARMS 1-19 | Grady County, OK | Oil & Gas Property | Nov 2025 |
| 438 | MACK FEE | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 439 | MACK HOGAN | Bossier Parish, LA | Oil & Gas Property | Oct 2024 |
| 440 | MACKAY | Texas County, OK | Gas Property | Nov 2025 |
| 441 | MACKAY, JACK D. ET AL | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 442 | MACKELVEY 1906 | Kingfisher County, OK | Oil & Gas Property | Nov 2025 |
| 443 | MACKEN | Potter County, PA | Gas Property | Dec 2024 |
| 444 | MACKENZIE 13 FEE | Eddy County, NM | Oil & Gas Property | Dec 2025 |
| 445 | MACKENZIE JOY 3-10H | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 446 | MACKEREL | Glasscock County, TX | Oil & Gas Property | Nov 2025 |
| 447 | MACKEREL | La Salle County, TX | Oil & Gas Property | Nov 2025 |
| 448 | MACKESSY | Kern County, CA | Oil Property | Feb 1986 |
| 449 | MACKESSY | Kern County, CA | Oil & Gas Property | Nov 2025 |
| 450 | MACKEY | Garvin County, OK | Oil & Gas Property | Nov 2025 |
| 451 | MACKEY | Shackelford County, TX | Oil & Gas Property | Nov 2025 |
| 452 | MACKEY | Marion County, TX | Oil & Gas Property | Jul 2022 |
| 453 | MACKEY | Midland County, TX | Oil & Gas Property | Nov 2025 |
| 454 | MACKEY | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 455 | MACKEY | Pushmataha County, OK | Gas Property | Nov 2025 |
| 456 | MACKEY | Roger Mills County, OK | Oil & Gas Property | Nov 2025 |
| 457 | MACKEY | Woods County, OK | Oil & Gas Property | Nov 2025 |
| 458 | MACKEY | McLean County, KY | Oil Property | May 2001 |
| 459 | MACKEY | Gregg County, TX | Oil & Gas Property | Nov 2025 |
| 460 | MACKEY | Whitley County, KY | Oil & Gas Property | Dec 2023 |
| 461 | MACKEY | Woods County, OK | Oil & Gas Property | Aug 2025 |
| 462 | MACKEY | Gregg County, TX | Oil & Gas Property | Nov 2025 |
| 463 | MACKEY | Burleson County, TX | Oil & Gas Property | Oct 2025 |
| 464 | MACKEY | Woods County, OK | Oil & Gas Property | Nov 2025 |
| 465 | MACKEY | Woods County, OK | Oil & Gas Property | Nov 2025 |
| 466 | MACKEY | Okfuskee County, OK | Gas Property | Nov 2009 |
| 467 | MACKEY | Kingfisher County, OK | Oil & Gas Property | Nov 2025 |
| 468 | MACKEY & CARAWAY | McLean County, KY | Oil Property | Aug 2018 |
| 469 | MACKEY 1 | Woodward County, OK | Oil & Gas Property | Dec 2025 |
| 470 | MACKEY 1-MACKEY 2 (SA) 1H | Wise County, TX | Oil & Gas Property | Nov 2025 |
| 471 | MACKEY 10-14 | Van Buren County, AR | Gas Property | Jul 2024 |
| 472 | MACKEY 15-27-16 1H | Woods County, OK | Oil & Gas Property | Nov 2025 |
| 473 | MACKEY 2-YOUNG (SA) A 1H | Wise County, TX | Oil & Gas Property | Nov 2025 |
| 474 | MACKEY FA | Woods County, OK | Oil & Gas Property | Nov 2025 |
| 475 | MACKEY TRUST | Campbell County, WY | Gas Property | Dec 2011 |
| 476 | MACKEY W. L | Wise County, TX | Oil & Gas Property | Nov 2025 |
| 477 | MACKEY, MARGARET (LIFE) MACKEY-WOLFE | Barbour County, WV | Oil & Gas Property | Dec 2021 |
| 478 | MACKEY, MARGARET MACKEY WOLFE | Barbour County, WV | Oil & Gas Property | Dec 2021 |
| 479 | MACKEY, MELVINA B | Clinton County, KY | Oil Property | Nov 2014 |
| 480 | MACKEY, R | Susquehanna County, PA | Gas Property | Dec 2025 |
| 481 | MACKEY-MCCORD | Throckmorton County, TX | Oil & Gas Property | Dec 2018 |
| 482 | MACKIE | Gray County, TX | Oil & Gas Property | Nov 2025 |
| 483 | MACKIE | Hansford County, TX | Oil & Gas Property | Nov 2025 |
| 484 | MACKIE | Nowata County, OK | Gas Property | Mar 2023 |
| 485 | MACKIE 1-19H | Richland County, MT | Oil & Gas Property | Dec 2025 |
| 486 | MACKINAW A19-79HN | Weld County, CO | Oil & Gas Property | Dec 2025 |
| 487 | MACKLEY | Garfield County, CO | Oil & Gas Property | Dec 2025 |
| 488 | MACKLIN UNIT | Hitchcock County, NE | Oil Property | Dec 2024 |
| 489 | MACKOY W. P | Grayson County, TX | Oil & Gas Property | Jan 2023 |
| 490 | MACKRELL UNIT | Butler County, PA | Gas Property | Dec 2025 |
| 491 | MACLASKEY | Woodson County, KS | Oil Property | Sep 2025 |
| 492 | MACLEAN | Butler County, KS | Oil Property | Mar 2025 |
| 493 | MACLEAN | Johnson County, TX | Gas Property | Sep 2025 |
| 494 | MACLEAN (M-618) | Clearfield County, PA | Gas Property | Dec 2025 |
| 495 | MACLEOD | Alfalfa County, OK | Oil & Gas Property | Dec 2025 |
| 496 | MACLEOD/NORRIS | Armstrong County, PA | Gas Property | Dec 2025 |
| 497 | MACMAHON | Webb County, TX | Oil & Gas Property | Nov 2025 |
| 498 | MACMASTER | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 499 | MACNEIL | Adams County, MS | Oil & Gas Property | Oct 2019 |
| 500 | MACNEIL | Adams County, MS | Oil & Gas Property | Nov 2025 |