| 80501 | MATTHEWS CAMP | Reeves County, TX | Oil & Gas Property | May 2026 |
| 80502 | MATTHEWS DON | Johnson County, TX | Gas Property | May 2026 |
| 80503 | MATTHEWS NORTH UNIT | Gonzales County, TX | Oil & Gas Property | May 2026 |
| 80504 | MATTHEWS SOUTH UNIT | Gonzales County, TX | Oil & Gas Property | May 2026 |
| 80505 | MATTHEWS WILLIAM | Harrison County, TX | Oil & Gas Property | May 2026 |
| 80506 | MATTHEWS, VIOLETTA | Marshall County, WV | Gas Property | Sep 2021 |
| 80507 | MATTHEY, WILLIS L | Harrison County, WV | Oil & Gas Property | Dec 2021 |
| 80508 | MATTHIAS | Glasscock County, TX | Oil & Gas Property | May 2026 |
| 80509 | MATTHIES | Howard County, TX | Oil & Gas Property | May 2019 |
| 80510 | MATTHIES | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 80511 | MATTHIESEN | Glasscock County, TX | Oil & Gas Property | Jun 2023 |
| 80512 | MATTHIESEN | Noble County, OK | Oil & Gas Property | Feb 2026 |
| 80513 | MATTHYS-MCMILLAN GU | Wharton County, TX | Oil & Gas Property | Apr 2020 |
| 80514 | MATTI | Kingfisher County, OK | Oil & Gas Property | Apr 2019 |
| 80515 | MATTIE | Campbell County, WY | Oil & Gas Property | Apr 2009 |
| 80516 | MATTIE | Lincoln Parish, LA | Oil & Gas Property | Dec 2024 |
| 80517 | MATTIE | Andrews County, TX | Oil & Gas Property | May 2026 |
| 80518 | MATTIE | Armstrong County, PA | Gas Property | Dec 2025 |
| 80519 | MATTIE | De Soto Parish, LA | Oil & Gas Property | Dec 2024 |
| 80520 | MATTIE | Montague County, TX | Oil & Gas Property | May 2026 |
| 80521 | MATTIE 13-16-22 1H | Roger Mills County, OK | Oil & Gas Property | Apr 2026 |
| 80522 | MATTIE 18-11-5 | Harrison County, OH | Oil & Gas Property | Mar 2026 |
| 80523 | MATTIE BARNES | Sequoyah County, OK | Gas Property | Apr 2026 |
| 80524 | MATTIE BURTON UNIT | Hamilton County, KS | Gas Property | Mar 2026 |
| 80525 | MATTIE CLARK | Choctaw County, AL | Oil Property | Apr 1998 |
| 80526 | MATTIE E. CLARK | Choctaw County, AL | Oil Property | Jan 1994 |
| 80527 | MATTIE GREEN | Pottawatomie County, OK | Oil & Gas Property | Apr 2026 |
| 80528 | MATTIE JERNIGAN | Panola County, TX | Gas Property | May 2026 |
| 80529 | MATTIE MAE | Caddo County, OK | Oil & Gas Property | Apr 2026 |
| 80530 | MATTIE MAE SMITH ET AL 17-1 #1 | Mobile County, AL | Oil & Gas Property | May 2026 |
| 80531 | MATTIE PRICE | Lea County, NM | Oil Property | May 2026 |
| 80532 | MATTIE RITTER HEIRS OIL UNIT | Panola County, TX | Oil & Gas Property | May 2026 |
| 80533 | MATTIE SULLIVAN | Washita County, OK | Oil & Gas Property | Nov 2018 |
| 80534 | MATTIE TAYLOR | Lasalle Parish, LA | Oil & Gas Property | Dec 2024 |
| 80535 | MATTIE VAN SANT | Morton County, KS | Gas Property | Sep 2025 |
| 80536 | MATTIE WALLACE | McClain County, OK | Oil & Gas Property | Apr 2026 |
| 80537 | MATTINGLEY 14 | Martin County, TX | Oil & Gas Property | May 2026 |
| 80538 | MATTINGLY | Fayette County, TX | Oil & Gas Property | May 2026 |
| 80539 | MATTINGLY | Bastrop County, TX | Oil & Gas Property | Apr 2022 |
| 80540 | MATTINGLY | Johnson County, TX | Gas Property | May 2026 |
| 80541 | MATTIX | Nowata County, OK | Oil & Gas Property | Jan 2015 |
| 80542 | MATTIX | Lea County, NM | Oil & Gas Property | Feb 2026 |
| 80543 | MATTIX UNIT | Wise County, TX | Oil & Gas Property | May 2026 |
| 80544 | MATTKE ALBERT | Guadalupe County, TX | Oil & Gas Property | Apr 2026 |
| 80545 | MATTMARK | Noble County, OH | Oil & Gas Property | Dec 2025 |
| 80546 | MATTMARK | Noble County, OH | Oil & Gas Property | Dec 2025 |
| 80547 | MATTOCKS | Pittsburg County, OK | Gas Property | Feb 2016 |
| 80548 | MATTOCKS UNIT MATTOCKS | Wyoming County, PA | Gas Property | May 2026 |
| 80549 | MATTOX | Gregg County, TX | Oil & Gas Property | May 2026 |
| 80550 | MATTSON | Rice County, KS | Oil Property | Feb 2026 |
| 80551 | MATTSON | Kern County, CA | Oil & Gas Property | Jun 2026 |
| 80552 | MATTSON RANCH | Laramie County, WY | Oil & Gas Property | Jun 2026 |
| 80553 | MATTY | Wayne County, OH | Oil & Gas Property | Dec 2025 |
| 80554 | MATTY/MOMYER | Westmoreland County, PA | Gas Property | May 2026 |
| 80555 | MATULA ROBERT | McMullen County, TX | Oil & Gas Property | Nov 2017 |
| 80556 | MATULA ROBERT | Live Oak County, TX | Oil & Gas Property | Apr 2026 |
| 80557 | MATUS | Young County, TX | Oil & Gas Property | May 2026 |
| 80558 | MATUS | Foard County, TX | Gas Property | May 2026 |
| 80559 | MATUS ESTATE | Foard County, TX | Gas Property | Feb 2026 |
| 80560 | MATUS J. ESTATES | Foard County, TX | Gas Property | May 2026 |
| 80561 | MATUS JOHN | Foard County, TX | Oil & Gas Property | May 2026 |
| 80562 | MATUSEK | Belmont County, OH | Gas Property | Mar 2026 |
| 80563 | MATWAY | Fayette County, PA | Gas Property | Dec 2025 |
| 80564 | MATZ | Monroe County, OH | Oil & Gas Property | Dec 2025 |
| 80565 | MATZ 824 | Tioga County, PA | Gas Property | May 2026 |
| 80566 | MATZEK | Barton County, KS | Oil Property | Mar 2026 |
| 80567 | MATZEN | Grant County, KS | Gas Property | Mar 2026 |
| 80568 | MATZIG | Milam County, TX | Oil & Gas Property | May 2026 |
| 80569 | MATZINGER | Wise County, TX | Oil & Gas Property | May 2026 |
| 80570 | MAUCH | Sandusky County, OH | Oil Property | Dec 2025 |
| 80571 | MAUCH | Ness County, KS | Oil Property | Mar 2026 |
| 80572 | MAUCH | Atascosa County, TX | Oil & Gas Property | May 2026 |
| 80573 | MAUCH | Lane County, KS | Oil Property | Jul 2025 |
| 80574 | MAUCH | Lincoln County, OK | Oil & Gas Property | May 2026 |
| 80575 | MAUCH 1-28 | Barton County, KS | Oil Property | Mar 2026 |
| 80576 | MAUCH TOM KRUEGER | Atascosa County, TX | Oil & Gas Property | May 2026 |
| 80577 | MAUCH W.F | San Patricio County, TX | Oil & Gas Property | Nov 2019 |
| 80578 | MAUCH-ANGELINE UNIT | San Patricio County, TX | Oil Property | Mar 2020 |
| 80579 | MAUD | Young County, TX | Oil & Gas Property | May 2026 |
| 80580 | MAUD COLLINGWOOD | Seward County, KS | Oil & Gas Property | Jul 1993 |
| 80581 | MAUD COLLINGWOOD | Stanton County, KS | Gas Property | Mar 2026 |
| 80582 | MAUD SMITH | Gregg County, TX | Oil & Gas Property | May 2024 |
| 80583 | MAUDE | Panola County, TX | Oil & Gas Property | May 2026 |
| 80584 | MAUDE B. TRAYLOR | Calhoun County, TX | Oil & Gas Property | Jun 2023 |
| 80585 | MAUDE CARPENTER | Comanche County, KS | Oil Property | Mar 2026 |
| 80586 | MAUDE E. CUMMIN | Armstrong County, PA | Gas Property | Dec 2025 |
| 80587 | MAUDE G BIRCKETT | Washita County, OK | Oil & Gas Property | Apr 2026 |
| 80588 | MAUDE MEYER GAS UNIT | Grant County, KS | Gas Property | Mar 2026 |
| 80589 | MAUDE RAGLAND | Seminole County, OK | Oil Property | May 2026 |
| 80590 | MAUDE SMITH | McPherson County, KS | Oil Property | Mar 2026 |
| 80591 | MAUDE TRAYLOR A | Calhoun County, TX | Oil & Gas Property | Jul 2021 |
| 80592 | MAUDE WILLIAMS ET AL | Refugio County, TX | Oil & Gas Property | May 2026 |
| 80593 | MAUDELLE | Comanche County, TX | Oil & Gas Property | May 2026 |
| 80594 | MAUDI WALSH ROE | Parker County, TX | Oil & Gas Property | May 2026 |
| 80595 | MAUDIE | Major County, OK | Oil & Gas Property | Apr 2026 |
| 80596 | MAUDIE | Carson County, TX | Gas Property | May 2026 |
| 80597 | MAUDIE -A | Hansford County, TX | Gas Property | Apr 2026 |
| 80598 | MAUDIE 1-14 | Seward County, KS | Oil & Gas Property | Mar 2026 |
| 80599 | MAUDIE REIDA | Kingman County, KS | Oil & Gas Property | Mar 2026 |
| 80600 | MAUDILL | Kingman County, KS | Oil & Gas Property | Mar 2026 |