| 53001 | HAPPY HIPPO | Ward County, TX | Oil & Gas Property | Dec 2025 |
| 53002 | HAPPY HOLLOW | Reno County, KS | Oil & Gas Property | Sep 2025 |
| 53003 | HAPPY JACK | Reeves County, TX | Oil & Gas Property | Nov 2025 |
| 53004 | HAPPY SPRABERRY | Garza County, TX | Oil & Gas Property | Dec 2025 |
| 53005 | HAPPY SPRINGS | Fremont County, WY | Oil & Gas Property | Dec 2025 |
| 53006 | HAPPY THOU | Hot Springs County, WY | Oil & Gas Property | Jan 2026 |
| 53007 | HAPPY TRACKS | Midland County, TX | Oil & Gas Property | Dec 2025 |
| 53008 | HAPPY VALLEY | Eddy County, NM | Oil & Gas Property | Jan 2026 |
| 53009 | HAPPY VALLEY | Seldovia Quadrangle, AK | Gas Property | Feb 2026 |
| 53010 | HAPPYLAND | Pontotoc County, OK | Oil & Gas Property | Oct 2019 |
| 53011 | HAR-REYNOLDS | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 53012 | HARACZ AMO FEDERAL | Eddy County, NM | Oil & Gas Property | Jan 2026 |
| 53013 | HARALAMBOUS 03 074 | Bradford County, PA | Gas Property | Jan 2026 |
| 53014 | HARALDSON | Woodson County, KS | Oil Property | Jun 2025 |
| 53015 | HARALSON | Stephens County, TX | Oil & Gas Property | Dec 2025 |
| 53016 | HARALSON 1 | Smith County, TX | Oil & Gas Property | Dec 2025 |
| 53017 | HARALSON BEEFMASTER | Zapata County, TX | Gas Property | Dec 2025 |
| 53018 | HARAM | Bottineau County, ND | Oil & Gas Property | Jan 2026 |
| 53019 | HARAMBE 32 | Glasscock County, TX | Oil & Gas Property | Dec 2025 |
| 53020 | HARANDA | Bay County, MI | Oil Property | Dec 2025 |
| 53021 | HARBACEK | Ellsworth County, KS | Oil Property | Sep 2025 |
| 53022 | HARBAUGH | Barber County, KS | Oil & Gas Property | Sep 2025 |
| 53023 | HARBAUGH | Shackelford County, TX | Oil & Gas Property | Nov 2025 |
| 53024 | HARBAUGH | Barber County, KS | Oil & Gas Property | Sep 2025 |
| 53025 | HARBAUGH | Ochiltree County, TX | Oil & Gas Property | Dec 2025 |
| 53026 | HARBAUGH | Barber County, KS | Oil & Gas Property | Sep 2025 |
| 53027 | HARBAUGH | Russell County, KS | Oil Property | Aug 2025 |
| 53028 | HARBAUGH | Portage County, OH | Oil & Gas Property | Dec 2024 |
| 53029 | HARBAUGH | Barber County, KS | Oil & Gas Property | Sep 2025 |
| 53030 | HARBAUGH | Kearny County, KS | Gas Property | Sep 2025 |
| 53031 | HARBAUGH | Russell County, KS | Oil Property | Aug 2025 |
| 53032 | HARBER | Seminole County, OK | Oil & Gas Property | Nov 2025 |
| 53033 | HARBER | Archer County, TX | Oil & Gas Property | Oct 2025 |
| 53034 | HARBER MOLLIE | Archer County, TX | Oil & Gas Property | Oct 2025 |
| 53035 | HARBER, GRACE T | Runnels County, TX | Gas Property | Dec 2025 |
| 53036 | HARBERS LEGLER UNIT | Fayette County, TX | Oil & Gas Property | Dec 2025 |
| 53037 | HARBERT | Kanawha County, WV | Oil & Gas Property | Oct 2021 |
| 53038 | HARBERT | Harrison County, WV | Oil & Gas Property | Dec 2021 |
| 53039 | HARBERT | Harrison County, WV | Oil & Gas Property | Dec 2021 |
| 53040 | HARBIN | Saline County, KS | Oil Property | Sep 2025 |
| 53041 | HARBIN | Eastland County, TX | Oil & Gas Property | Sep 2024 |
| 53042 | HARBISON | Miami County, KS | Oil Property | Sep 2025 |
| 53043 | HARBISON | Washington County, PA | Gas Property | Jan 2026 |
| 53044 | HARBISON | Indiana County, PA | Gas Property | Dec 2025 |
| 53045 | HARBISON | Archer County, TX | Oil & Gas Property | Dec 2025 |
| 53046 | HARBISON | Noble County, OK | Oil & Gas Property | May 2014 |
| 53047 | HARBISON WALKER | Clinton County, PA | Gas Property | Dec 2025 |
| 53048 | HARBISON-FISCHER | Tarrant County, TX | Oil & Gas Property | Dec 2025 |
| 53049 | HARBISON-WALKER | Clearfield County, PA | Gas Property | Dec 2025 |
| 53050 | HARBISON-WALKER | Clearfield County, PA | Gas Property | Dec 2025 |
| 53051 | HARBOLD | Eddy County, NM | Oil & Gas Property | Jan 2026 |
| 53052 | HARBOLT(WINGER) FIELD UNIT | Cooke County, TX | Oil & Gas Property | Dec 2025 |
| 53053 | HARBORDT | Santa Barbara County, CA | Oil & Gas Property | Jan 2021 |
| 53054 | HARBOUR | Tarrant County, TX | Oil & Gas Property | Sep 2024 |
| 53055 | HARBOUR | Hutchinson County, TX | Oil & Gas Property | Dec 2025 |
| 53056 | HARBOUR 5 | Williams County, ND | Oil & Gas Property | Jan 2026 |
| 53057 | HARBOURTOWN FED | Duchesne County, UT | Oil & Gas Property | Mar 2013 |
| 53058 | HARCROW | Leon County, TX | Oil & Gas Property | Dec 2025 |
| 53059 | HARD AS NAILS AMD ST | Chaves County, NM | Gas Property | Jan 2026 |
| 53060 | HARD DEAL | San Juan County, NM | Gas Property | Sep 2019 |
| 53061 | HARD KNOX 0304 | Garvin County, OK | Oil & Gas Property | Dec 2025 |
| 53062 | HARD ROCK | Cass County, TX | Oil & Gas Property | Dec 2025 |
| 53063 | HARDAGE | McClain County, OK | Oil & Gas Property | Oct 2020 |
| 53064 | HARDAGE & WILSON | Ward County, TX | Oil & Gas Property | Dec 2025 |
| 53065 | HARDAWAY | Webster Parish, LA | Oil Property | Jan 2025 |
| 53066 | HARDAWAY | Adams County, CO | Oil Property | Dec 1999 |
| 53067 | HARDBARGER | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 53068 | HARDBARGER | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 53069 | HARDBERGER | Gaines County, TX | Oil & Gas Property | Dec 2025 |
| 53070 | HARDCASTLE | Allen County, KY | Oil Property | Dec 2024 |
| 53071 | HARDCASTLE | Jackson County, MI | Oil & Gas Property | Dec 2025 |
| 53072 | HARDCASTLE | Johnson County, TX | Oil & Gas Property | Dec 2025 |
| 53073 | HARDCASTLE | Oklahoma County, OK | Oil Property | Dec 2025 |
| 53074 | HARDCASTLE STATE 27-34-39 | Reeves County, TX | Oil & Gas Property | Dec 2025 |
| 53075 | HARDEE | Mitchell County, TX | Oil & Gas Property | Dec 2025 |
| 53076 | HARDEMAN | Caldwell County, TX | Oil & Gas Property | Dec 2025 |
| 53077 | HARDEMAN | Caldwell County, TX | Oil & Gas Property | Dec 2025 |
| 53078 | HARDEMAN | Lee County, TX | Oil & Gas Property | Oct 2025 |
| 53079 | HARDEMAN DOROTHY JEAN | Denton County, TX | Gas Property | Dec 2025 |
| 53080 | HARDEMAN-HARDEMAN (SA) A 1H | Denton County, TX | Gas Property | Dec 2025 |
| 53081 | HARDEMAN-TURNER UNIT | Caldwell County, TX | Oil & Gas Property | Dec 2025 |
| 53082 | HARDEMAN/SAVOIE 1H | Denton County, TX | Oil & Gas Property | Dec 2025 |
| 53083 | HARDEN | Nowata County, OK | Gas Property | Jun 2017 |
| 53084 | HARDEN | Alfalfa County, OK | Oil & Gas Property | Dec 2025 |
| 53085 | HARDEN | Greene County, PA | Gas Property | Jan 2026 |
| 53086 | HARDEN | Hughes County, OK | Oil & Gas Property | Jan 2026 |
| 53087 | HARDEN | Hockley County, TX | Oil & Gas Property | Dec 2025 |
| 53088 | HARDEN | Roger Mills County, OK | Oil & Gas Property | Dec 2025 |
| 53089 | HARDEN | Clark County, KS | Oil & Gas Property | Jun 2024 |
| 53090 | HARDEN FARMS ROG230H | Greene County, PA | Gas Property | Jan 2026 |
| 53091 | HARDER | Chase County, KS | Gas Property | Aug 2021 |
| 53092 | HARDER | Glacier County, MT | Gas Property | Aug 2013 |
| 53093 | HARDER | Allegany County, NY | Oil Property | Dec 2022 |
| 53094 | HARDER BROUSSARD UNIT | Jefferson County, TX | Oil & Gas Property | Dec 2025 |
| 53095 | HARDER L | Allegany County, NY | Gas Property | Dec 2000 |
| 53096 | HARDESTY | Sheridan County, KS | Oil Property | Jan 2008 |
| 53097 | HARDESTY | Sheridan County, WY | Gas Property | Feb 2013 |
| 53098 | HARDESTY | Red Willow County, NE | Oil Property | Dec 2024 |
| 53099 | HARDESTY | Sumner County, KS | Oil Property | Jul 2025 |
| 53100 | HARDESTY | Weld County, CO | Oil & Gas Property | Mar 2018 |