| 51401 | H&C-GLIDE | Yolo County, CA | Gas Property | Apr 1979 |
| 51402 | H&F PROPER | Zavala County, TX | Oil & Gas Property | Apr 2025 |
| 51403 | H&H CATTLE CO | Latimer County, OK | Gas Property | Apr 2025 |
| 51404 | H&H DRILLING CO | Crockett County, TX | Oil & Gas Property | May 2025 |
| 51405 | H&H RANCH | Sterling County, TX | Oil & Gas Property | May 2025 |
| 51406 | H&H UNIT | Karnes County, TX | Oil & Gas Property | May 2025 |
| 51407 | H&H UNIT | Hardeman County, TX | Oil & Gas Property | May 2025 |
| 51408 | H&J SEC | Gaines County, TX | Oil & Gas Property | May 2025 |
| 51409 | H&M SPELLMAN | Campbell County, WY | Gas Property | Mar 2015 |
| 51410 | H&P RANCH | Bastrop County, TX | Oil & Gas Property | Feb 2025 |
| 51411 | H&S STATE | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 51412 | H&T RANCH | Goshen County, WY | Oil & Gas Property | Oct 2024 |
| 51413 | H&T RANCH | Goshen County, WY | Oil & Gas Property | May 2025 |
| 51414 | H-H-CROW-HOLLAND (SA) 4H | Rusk County, TX | Oil & Gas Property | May 2025 |
| 51415 | H-Y 20 | Weld County, CO | Oil & Gas Property | Sep 2017 |
| 51416 | H-Y 29 | Weld County, CO | Oil & Gas Property | Sep 2017 |
| 51417 | H. & D. 70 | Kern County, CA | Oil & Gas Property | Jun 2025 |
| 51418 | H. & D. 8-6 | Kern County, CA | Oil & Gas Property | Dec 2016 |
| 51419 | H. & D. 8-8 | Kern County, CA | Oil & Gas Property | Dec 2020 |
| 51420 | H. & D. 80 | Kern County, CA | Oil & Gas Property | Jun 2025 |
| 51421 | H. & D. 90 | Kern County, CA | Oil & Gas Property | Jun 2025 |
| 51422 | H. AND H. NORDMARK | Bottineau County, ND | Oil Property | Dec 1990 |
| 51423 | H. B. 3 FEDERAL | Eddy County, NM | Oil & Gas Property | Jun 2020 |
| 51424 | H. B. AUSTIN | Ashland County, OH | Oil Property | Dec 2023 |
| 51425 | H. BERGSTROM | Bottineau County, ND | Oil & Gas Property | Jun 2025 |
| 51426 | H. BLACKSTONE | Brazoria County, TX | Oil & Gas Property | May 2025 |
| 51427 | H. BORSTAD | Williams County, ND | Oil & Gas Property | Jun 2025 |
| 51428 | H. BROWN | Panola County, TX | Oil & Gas Property | May 2025 |
| 51429 | H. C. WEAR UNIT | Kearny County, KS | Gas Property | Apr 2025 |
| 51430 | H. D. THOMAS ET AL GAS UNIT | Freestone County, TX | Oil & Gas Property | May 2025 |
| 51431 | H. DARST | Gallia County, OH | Oil & Gas Property | Dec 2024 |
| 51432 | H. DAVIDSON | Williams County, ND | Oil & Gas Property | Jun 2025 |
| 51433 | H. DENTON | Howard County, TX | Oil & Gas Property | May 2025 |
| 51434 | H. ELLIOTT | Haskell County, KS | Gas Property | Apr 2025 |
| 51435 | H. F. SCHMIDT 1 | Kiowa County, KS | Oil & Gas Property | Apr 2025 |
| 51436 | H. F. SUTTON | Morton County, KS | Gas Property | Apr 2025 |
| 51437 | H. FALLON | Geauga County, OH | Oil & Gas Property | Dec 2024 |
| 51438 | H. FRY | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 51439 | H. G. ADAMS | Meade County, KS | Oil & Gas Property | Jan 2003 |
| 51440 | H. G. BROWN GAS UNIT | Finney County, KS | Gas Property | Apr 2025 |
| 51441 | H. H. BROWNELL UNIT | Stevens County, KS | Gas Property | Apr 2025 |
| 51442 | H. H. DUNLAP | Seward County, KS | Gas Property | Apr 2025 |
| 51443 | H. H. JANTZ | Grant County, KS | Gas Property | Apr 2025 |
| 51444 | H. H. WULFEMEYER | Stevens County, KS | Oil Property | Apr 2025 |
| 51445 | H. HARLAN BETHUNE 01 | Live Oak County, TX | Oil & Gas Property | May 2025 |
| 51446 | H. J. GILBERT | Stevens County, KS | Gas Property | Apr 2025 |
| 51447 | H. J. VOLLMER | Perry County, OH | Oil Property | Dec 1986 |
| 51448 | H. KAMMERDIENER | Armstrong County, PA | Gas Property | Dec 2024 |
| 51449 | H. L. & P. UNIT 1 | Leon County, TX | Oil & Gas Property | Mar 2020 |
| 51450 | H. L. CUDNEY | Grant County, KS | Gas Property | Apr 2025 |
| 51451 | H. L. THRELK | Haskell County, KS | Gas Property | Apr 2025 |
| 51452 | H. M. JONES GAS UNIT 1 | Robertson County, TX | Oil & Gas Property | May 2025 |
| 51453 | H. M. POTTER | Wise County, TX | Oil & Gas Property | May 2025 |
| 51454 | H. MCCOY | Haskell County, KS | Gas Property | Apr 2025 |
| 51455 | H. MCNISH | Geauga County, OH | Oil & Gas Property | Dec 2024 |
| 51456 | H. MOCZYGEMBA | Karnes County, TX | Oil & Gas Property | May 2025 |
| 51457 | H. MUELLER 18A | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 51458 | H. MURPHY | Allen County, KS | Oil Property | Mar 2021 |
| 51459 | H. O. STOCKWELL GAS UNIT | Finney County, KS | Gas Property | Apr 2025 |
| 51460 | H. P. BARTON GAS UNIT | Henderson County, TX | Oil & Gas Property | May 2025 |
| 51461 | H. P. BOYNE | Santa Barbara County, CA | Oil & Gas Property | Jun 2025 |
| 51462 | H. P. UNRUH | McPherson County, KS | Oil Property | Apr 2025 |
| 51463 | H. PIATT | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 51464 | H. PIATT/PRYOR/GREEN | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 51465 | H. PUT | Campbell County, WY | Gas Property | Dec 2010 |
| 51466 | H. ROARK ET AL | Washington County, OH | Oil & Gas Property | Dec 2018 |
| 51467 | H. ROTH | Barton County, KS | Oil & Gas Property | Mar 2025 |
| 51468 | H. T. BURR UNIT | Grant County, KS | Gas Property | Apr 2025 |
| 51469 | H. T. OLIVER | Finney County, KS | Gas Property | Apr 2025 |
| 51470 | H. V. TUCKER | Seward County, KS | Gas Property | Apr 2025 |
| 51471 | H. VOISE | Noble County, OK | Oil & Gas Property | Nov 2017 |
| 51472 | H. W. COBERLY | Gove County, KS | Oil Property | Apr 2025 |
| 51473 | H. W. GIBSON | Greeley County, KS | Gas Property | Apr 2025 |
| 51474 | H. W. HUGHES | Lyon County, KS | Oil Property | Apr 2025 |
| 51475 | H. W. LOEWEN | Grant County, KS | Gas Property | Apr 2025 |
| 51476 | H. WILSON UNIT | Stevens County, KS | Gas Property | Apr 2025 |
| 51477 | H.&T.C.FEE SEC. 19 | Liberty County, TX | Oil & Gas Property | May 2025 |
| 51478 | H.A. LAMMONS | Yazoo County, MS | Oil & Gas Property | Nov 2008 |
| 51479 | H.A. STILES | Williamson County, TX | Oil Property | May 2025 |
| 51480 | H.A.CHAP | Pittsburg County, OK | Gas Property | Apr 2025 |
| 51481 | H.A.SMITH | Kingfisher County, OK | Oil & Gas Property | Jun 2024 |
| 51482 | H.A.THOMAS | Roger Mills County, OK | Oil & Gas Property | Apr 2025 |
| 51483 | H.ANZALDUA-HEDTKE SA | Karnes County, TX | Oil & Gas Property | May 2025 |
| 51484 | H.B. KINSEY | Stark County, OH | Oil & Gas Property | Dec 2023 |
| 51485 | H.B. MORRISON | Ward County, TX | Oil & Gas Property | May 2025 |
| 51486 | H.B. MORRISON B | Ward County, TX | Oil & Gas Property | May 2025 |
| 51487 | H.B.FEE | Orange County, CA | Oil & Gas Property | Jun 2025 |
| 51488 | H.C. GILMER #A-22-1 | Mobile County, AL | Oil & Gas Property | Apr 1993 |
| 51489 | H.C. SCHWARTZ | Monroe County, OH | Oil & Gas Property | Dec 2019 |
| 51490 | H.D. BROWNING GAS UNIT NO. 1 | Panola County, TX | Oil & Gas Property | May 2025 |
| 51491 | H.D. TOWNE UNIT | San Joaquin County, CA | Gas Property | Oct 1979 |
| 51492 | H.E. CLARK FEE "A" (M-594) 1 | Clearfield County, PA | Gas Property | Dec 2024 |
| 51493 | H.E. TUBB | Howard County, TX | Oil & Gas Property | May 2025 |
| 51494 | H.E.RICHTER | Atascosa County, TX | Oil & Gas Property | Apr 2025 |
| 51495 | H.G ADAMS | Beaver County, OK | Oil & Gas Property | Apr 2025 |
| 51496 | H.G. ADAMS | Meade County, KS | Oil & Gas Property | Apr 2025 |
| 51497 | H.H. & F. 1 | Kern County, CA | Oil & Gas Property | May 2025 |
| 51498 | H.H. & F. 2 | Kern County, CA | Oil & Gas Property | May 2025 |
| 51499 | H.H. & F. 3 | Kern County, CA | Oil & Gas Property | May 2025 |
| 51500 | H.H. & F. 4 | Kern County, CA | Oil & Gas Property | May 2025 |