| Property Name | Property Location | Property Type | Most Recent Production | |
|---|---|---|---|---|
| 401 | HARTLEY FEDERAL | Roger Mills County, OK | Oil & Gas Property | Jul 2008 |
| 402 | HARTMAN | Stephens County, OK | Oil Property | Jan 2021 |
| 403 | HARTMAN | Kingfisher County, OK | Oil & Gas Property | Jan 2023 |
| 404 | HARTMAN | Ellis County, OK | Oil & Gas Property | Apr 2026 |
| 405 | HARTMAN | Love County, OK | Oil Property | Mar 2026 |
| 406 | HARTMAN | Roger Mills County, OK | Oil & Gas Property | Apr 2026 |
| 407 | HARTMAN 1 | Alfalfa County, OK | Oil & Gas Property | Feb 2026 |
| 408 | HARTSFIELD | Pittsburg County, OK | Gas Property | Apr 2026 |
| 409 | HARTSHORN | Caddo County, OK | Oil Property | Apr 2026 |
| 410 | HARTSHORNE | Pittsburg County, OK | Gas Property | Apr 2026 |
| 411 | HARTSUCK | Noble County, OK | Oil & Gas Property | Apr 2026 |
| 412 | HARTWELL | Hughes County, OK | Gas Property | May 2026 |
| 413 | HARTWIG | Alfalfa County, OK | Oil & Gas Property | Apr 2026 |
| 414 | HARTZ | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 415 | HARVESTER 11-25-12 | Alfalfa County, OK | Oil & Gas Property | Apr 2026 |
| 416 | HARVEY | Washita County, OK | Oil & Gas Property | May 2026 |
| 417 | HARVEY | Kay County, OK | Oil & Gas Property | Dec 2022 |
| 418 | HARVEY | Major County, OK | Oil & Gas Property | Jul 2022 |
| 419 | HARVEY | Hughes County, OK | Oil & Gas Property | Apr 2026 |
| 420 | HARVEY | Noble County, OK | Oil & Gas Property | Aug 2015 |
| 421 | HARVEY | Okmulgee County, OK | Oil & Gas Property | Dec 2024 |
| 422 | HARVEY BURROWS 2 | Washington County, OK | Oil & Gas Property | Aug 2020 |
| 423 | HARVEY BURROWS 3 | Nowata County, OK | Gas Property | Oct 2023 |
| 424 | HARVEY DEAL 2 | Ellis County, OK | Oil & Gas Property | Apr 2026 |
| 425 | HARVEY STEFFEN | Canadian County, OK | Oil & Gas Property | Dec 2021 |
| 426 | HARVILL | Creek County, OK | Oil & Gas Property | Apr 2026 |
| 427 | HARWELL | Hughes County, OK | Oil Property | Dec 2005 |
| 428 | HARWELL | Haskell County, OK | Gas Property | Dec 2017 |
| 429 | HARWELL | Dewey County, OK | Oil & Gas Property | Apr 2026 |
| 430 | HARWELL TRUST | Washita County, OK | Oil & Gas Property | Apr 2026 |
| 431 | HARWICK 1_1 | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 432 | HARZMAN 2820 | Woods County, OK | Oil & Gas Property | Apr 2026 |
| 433 | HASBROOK | Dewey County, OK | Oil & Gas Property | Apr 2026 |
| 434 | HASKETT | McIntosh County, OK | Gas Property | Apr 2026 |
| 435 | HASKINS | Major County, OK | Oil & Gas Property | Apr 2026 |
| 436 | HASKINS | Pontotoc County, OK | Oil Property | Apr 2026 |
| 437 | HASLEY #1 | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 438 | HASSELL | Hughes County, OK | Oil & Gas Property | Apr 2026 |
| 439 | HASSELL | Stephens County, OK | Oil Property | Oct 2024 |
| 440 | HASSELL | Okfuskee County, OK | Oil & Gas Property | Dec 2017 |
| 441 | HASTA 120 | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 442 | HASTEN 26-11-6 | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 443 | HASTY | Cotton County, OK | Oil & Gas Property | Feb 2024 |
| 444 | HAT CREEK CATTLE CO 19-07-16 | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 445 | HATCH | Jackson County, OK | Oil & Gas Property | Feb 2026 |
| 446 | HATCHER | Pontotoc County, OK | Oil Property | Mar 2026 |
| 447 | HATCHER | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 448 | HATCHER | Custer County, OK | Oil & Gas Property | May 2026 |
| 449 | HATCHER | Pontotoc County, OK | Oil Property | Apr 2026 |
| 450 | HATCHER | Garvin County, OK | Oil Property | Sep 1998 |
| 451 | HATCHER | Garvin County, OK | Oil Property | Apr 2026 |
| 452 | HATFIELD | Seminole County, OK | Gas Property | May 2026 |
| 453 | HATFIELD RANCH | Grady County, OK | Oil & Gas Property | Apr 2026 |
| 454 | HATHCOCK | Pottawatomie County, OK | Oil Property | Apr 2026 |
| 455 | HATRIDGE | Coal County, OK | Oil & Gas Property | Mar 2026 |
| 456 | HATRIDGE | Pittsburg County, OK | Gas Property | Apr 2026 |
| 457 | HATRIDGE | Pittsburg County, OK | Gas Property | Apr 2026 |
| 458 | HATTER | Dewey County, OK | Oil & Gas Property | Apr 2026 |
| 459 | HATTER FARMS | Le Flore County, OK | Gas Property | Apr 2026 |
| 460 | HATTIE | Stephens County, OK | Oil & Gas Property | May 2026 |
| 461 | HATTIE | Major County, OK | Oil & Gas Property | Jun 2022 |
| 462 | HATTIE B EYER | Beaver County, OK | Oil & Gas Property | Apr 2026 |
| 463 | HATTIE HARRELL | Stephens County, OK | Oil & Gas Property | May 2026 |
| 464 | HATTY | Seminole County, OK | Oil Property | Nov 2021 |
| 465 | HAULCOMB | Creek County, OK | Oil Property | Apr 2026 |
| 466 | HAUNSCHILD | Alfalfa County, OK | Oil & Gas Property | Jun 2020 |
| 467 | HAUSAM | Wagoner County, OK | Oil Property | Aug 2016 |
| 468 | HAUSE | Pontotoc County, OK | Oil Property | Feb 2020 |
| 469 | HAUSER | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 470 | HAUSER 1 | Lincoln County, OK | Oil & Gas Property | Jun 2022 |
| 471 | HAUTH #1 | Beaver County, OK | Oil & Gas Property | Mar 2026 |
| 472 | HAVENS | Garvin County, OK | Oil & Gas Property | Apr 2026 |
| 473 | HAVERLY | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 474 | HAWK | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 475 | HAWK | Okmulgee County, OK | Oil & Gas Property | Feb 2022 |
| 476 | HAWK HAVEN 2710 | Alfalfa County, OK | Oil & Gas Property | Apr 2026 |
| 477 | HAWKINS | Kiowa County, OK | Oil & Gas Property | Mar 2026 |
| 478 | HAWKINS | Stephens County, OK | Oil & Gas Property | Feb 2010 |
| 479 | HAWKINS | Sequoyah County, OK | Gas Property | Jan 2021 |
| 480 | HAWKINS | Roger Mills County, OK | Oil & Gas Property | Aug 2020 |
| 481 | HAWKINS | Creek County, OK | Oil Property | Feb 2026 |
| 482 | HAWKINS | Kay County, OK | Oil & Gas Property | Apr 2024 |
| 483 | HAWKINS #1-20 | Caddo County, OK | Gas Property | Apr 2026 |
| 484 | HAWKINS 2610 | Alfalfa County, OK | Oil & Gas Property | May 2026 |
| 485 | HAWKS NEST 1005 | Canadian County, OK | Oil & Gas Property | May 2026 |
| 486 | HAWLEY WEST | Grant County, OK | Oil & Gas Property | May 2026 |
| 487 | HAWORTH 1H-25-36 | Woods County, OK | Oil & Gas Property | Apr 2026 |
| 488 | HAWTHORNE | Latimer County, OK | Gas Property | Apr 2026 |
| 489 | HAY #1 | Noble County, OK | Gas Property | Apr 2026 |
| 490 | HAY 1 | Roger Mills County, OK | Oil & Gas Property | Apr 2026 |
| 491 | HAY 5-3 | Roger Mills County, OK | Oil & Gas Property | Apr 2026 |
| 492 | HAY 7-3 | Roger Mills County, OK | Oil & Gas Property | Apr 2026 |
| 493 | HAY 8 | Roger Mills County, OK | Oil & Gas Property | Apr 2026 |
| 494 | HAYDEN | Creek County, OK | Oil Property | Jun 2024 |
| 495 | HAYDEN | Beaver County, OK | Oil & Gas Property | Mar 2026 |
| 496 | HAYDEN | Creek County, OK | Oil & Gas Property | Aug 2015 |
| 497 | HAYDEN | Roger Mills County, OK | Oil & Gas Property | Apr 2026 |
| 498 | HAYDEN | Nowata County, OK | Gas Property | Sep 2017 |
| 499 | HAYES | Kiowa County, OK | Oil Property | Feb 2026 |
| 500 | HAYES | Dewey County, OK | Oil & Gas Property | Apr 2026 |