| 501 | HAGEN FEDERAL | Garfield County, CO | Oil & Gas Property | Jan 2025 |
| 502 | HAGEN FEDERAL 41-25 25-30H | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 503 | HAGEN FEDERAL 5792 4 | Mountrail County, ND | Oil & Gas Property | Feb 2025 |
| 504 | HAGEN RANCH | Gonzales County, TX | Oil & Gas Property | Jan 2025 |
| 505 | HAGEN SELMA GU | Freestone County, TX | Oil & Gas Property | Jan 2025 |
| 506 | HAGEN UNIT NO | Camp County, TX | Oil & Gas Property | Jan 2025 |
| 507 | HAGER | Gallia County, OH | Oil & Gas Property | Dec 2023 |
| 508 | HAGER | Stafford County, KS | Oil Property | Dec 2024 |
| 509 | HAGER | Rice County, KS | Oil Property | Dec 2024 |
| 510 | HAGER | Rice County, KS | Oil Property | Dec 2024 |
| 511 | HAGER 1-1 | Meade County, KS | Oil & Gas Property | Dec 2024 |
| 512 | HAGER GULF LEE FEE | Orange County, TX | Oil & Gas Property | Feb 2024 |
| 513 | HAGER TRUST | Norton County, KS | Oil Property | Dec 2024 |
| 514 | HAGER TRUST 616 | Lipscomb County, TX | Oil & Gas Property | Jan 2025 |
| 515 | HAGER, GEORGE | Meade County, KY | Oil & Gas Property | Dec 2023 |
| 516 | HAGERMAN | Wheeler County, TX | Oil & Gas Property | Dec 2024 |
| 517 | HAGERMAN | Grant County, KS | Gas Property | Dec 2024 |
| 518 | HAGERMAN | Pawnee County, KS | Oil Property | Mar 1990 |
| 519 | HAGERTY | Washington County, PA | Oil & Gas Property | Dec 1999 |
| 520 | HAGEY 1 | Mountrail County, ND | Oil & Gas Property | Feb 2025 |
| 521 | HAGGARD | Roberts County, TX | Oil & Gas Property | Jan 2025 |
| 522 | HAGGARD | Custer County, OK | Oil & Gas Property | Jan 2025 |
| 523 | HAGGARD | Young County, TX | Oil & Gas Property | Jan 2025 |
| 524 | HAGGARD | Gray County, TX | Oil & Gas Property | Jan 2025 |
| 525 | HAGGARD | Marion County, TX | Oil & Gas Property | Jan 2025 |
| 526 | HAGGARD | Bexar County, TX | Oil & Gas Property | Jan 2025 |
| 527 | HAGGARD | McIntosh County, OK | Gas Property | Jan 2025 |
| 528 | HAGGARD | Washita County, OK | Oil & Gas Property | Jan 2025 |
| 529 | HAGGARD | Marion County, TX | Oil & Gas Property | Nov 2022 |
| 530 | HAGGERTY | Toole County, MT | Oil Property | Jan 2025 |
| 531 | HAGGIS STATE | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 532 | HAGINS | Dickens County, TX | Oil & Gas Property | Jan 2025 |
| 533 | HAGIST | Duval County, TX | Oil & Gas Property | Jan 2025 |
| 534 | HAGIST GAS UNIT | Duval County, TX | Oil & Gas Property | Jan 2025 |
| 535 | HAGIST-STATE GAS UNIT | Duval County, TX | Oil & Gas Property | Jan 2025 |
| 536 | HAGLE | Comanche County, OK | Oil Property | Jan 2021 |
| 537 | HAGLER | Seminole County, OK | Oil Property | Jan 2016 |
| 538 | HAGLER | Palo Pinto County, TX | Oil & Gas Property | Jan 2025 |
| 539 | HAGLER | Woods County, OK | Oil & Gas Property | Feb 2025 |
| 540 | HAGLER ALVIN | Johnson County, TX | Oil & Gas Property | Jan 2025 |
| 541 | HAGLER GAS UNIT NO. 1 H2 | Shelby County, TX | Oil & Gas Property | Jan 2025 |
| 542 | HAGLUND 12 | Hill County, MT | Gas Property | Jan 2025 |
| 543 | HAGO | Shackelford County, TX | Oil & Gas Property | Dec 2024 |
| 544 | HAGOOD | Johnston County, OK | Oil & Gas Property | Jan 2025 |
| 545 | HAGOOD | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 546 | HAGOOD | San Juan County, NM | Oil & Gas Property | Oct 2024 |
| 547 | HAGOOD | Sweetwater County, WY | Oil & Gas Property | Jan 2025 |
| 548 | HAGOOD | Rio Blanco County, CO | Oil & Gas Property | Jan 2025 |
| 549 | HAGOOD FEDERAL 12 | Sweetwater County, WY | Oil & Gas Property | Feb 2025 |
| 550 | HAGRID | Hockley County, TX | Oil & Gas Property | Jan 2025 |
| 551 | HAGSTROM | Kimball County, NE | Oil & Gas Property | Dec 2023 |
| 552 | HAGUE | Alfalfa County, OK | Oil & Gas Property | Feb 2025 |
| 553 | HAGUE 12-25-12 | Alfalfa County, OK | Oil & Gas Property | Jan 2025 |
| 554 | HAGUE 31-26-11 | Alfalfa County, OK | Oil & Gas Property | Jan 2025 |
| 555 | HAGY | Ellsworth County, KS | Oil Property | Dec 2024 |
| 556 | HAGY, DENNIS & TAMERA PERKINS 511 | Jackson County, WV | Oil & Gas Property | Dec 2021 |
| 557 | HAHL | Duval County, TX | Oil & Gas Property | Jan 2025 |
| 558 | HAHL, C. W., SEC. 67 | Duval County, TX | Oil & Gas Property | Jan 2025 |
| 559 | HAHLEN | Mahoning County, OH | Oil & Gas Property | Dec 2023 |
| 560 | HAHN | Muskingum County, OH | Oil Property | Dec 2019 |
| 561 | HAHN | Washington County, TX | Oil & Gas Property | Jan 2025 |
| 562 | HAHN | Weld County, CO | Oil & Gas Property | Dec 2017 |
| 563 | HAHN | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 564 | HAHN | Portage County, OH | Oil & Gas Property | Dec 2023 |
| 565 | HAHN | Finney County, KS | Gas Property | Dec 2024 |
| 566 | HAHN | Columbiana County, OH | Oil & Gas Property | Dec 2023 |
| 567 | HAHN | Crook County, WY | Oil Property | Feb 2025 |
| 568 | HAHN | Barton County, KS | Oil & Gas Property | Jan 2022 |
| 569 | HAHN | Rooks County, KS | Oil Property | Dec 2024 |
| 570 | HAHN | Lee County, TX | Oil & Gas Property | Jan 2025 |
| 571 | HAHN | Hodgeman County, KS | Oil Property | Oct 2024 |
| 572 | HAHN | Edwards County, KS | Oil & Gas Property | Apr 2024 |
| 573 | HAHN | La Plata County, CO | Gas Property | Jan 2025 |
| 574 | HAHN | Summit County, OH | Oil & Gas Property | Dec 2001 |
| 575 | HAHN | Montague County, TX | Oil & Gas Property | Jan 2025 |
| 576 | HAHN | Labette County, KS | Gas Property | Dec 2024 |
| 577 | HAHN | Stafford County, KS | Oil Property | Aug 1987 |
| 578 | HAHN | Calhoun County, TX | Oil & Gas Property | Jan 2025 |
| 579 | HAHN 1-06H | Mountrail County, ND | Oil & Gas Property | Feb 2025 |
| 580 | HAHN A FEDERAL | Chaves County, NM | Oil & Gas Property | Dec 2022 |
| 581 | HAHN DEW | Dewitt County, TX | Oil & Gas Property | Jun 2024 |
| 582 | HAHN FEDERAL | Chaves County, NM | Oil & Gas Property | Jan 2022 |
| 583 | HAHN GAS UNIT | Stevens County, KS | Gas Property | Dec 2024 |
| 584 | HAHN GAS UNIT | La Plata County, CO | Gas Property | Jan 2025 |
| 585 | HAHN NH FEDERAL | Chaves County, NM | Gas Property | Jan 2025 |
| 586 | HAHN PAUL | Hocking County, OH | Oil & Gas Property | Dec 2015 |
| 587 | HAHN W-55058 | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 588 | HAIDUK | Carson County, TX | Oil & Gas Property | Jan 2025 |
| 589 | HAIDUK 1 | Carson County, TX | Gas Property | Aug 2019 |
| 590 | HAIDYN 1 | Upton County, TX | Oil & Gas Property | Jan 2025 |
| 591 | HAIGHT | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 592 | HAIGHT | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 593 | HAIGHT | Elk County, PA | Oil Property | Dec 2023 |
| 594 | HAIGHT | Forest County, PA | Oil & Gas Property | Dec 2024 |
| 595 | HAIGHT | Campbell County, WY | Oil & Gas Property | Jan 2008 |
| 596 | HAIGHT FEDERAL | Campbell County, WY | Gas Property | Sep 2006 |
| 597 | HAIGLER | Blaine County, OK | Oil & Gas Property | Jan 2025 |
| 598 | HAIGLER | Blaine County, OK | Oil & Gas Property | Jan 2025 |
| 599 | HAIGWOOD | Leavenworth County, KS | Oil Property | Dec 2024 |
| 600 | HAIL 149-93-07A-12H | Dunn County, ND | Oil & Gas Property | Feb 2025 |