| 53301 | HARKNESS | Bradford County, PA | Gas Property | Jan 2026 |
| 53302 | HARKNESS | Ness County, KS | Oil Property | Sep 2025 |
| 53303 | HARKRADER | Seward County, KS | Oil & Gas Property | Sep 2025 |
| 53304 | HARKRADER | Stanton County, KS | Gas Property | Sep 2025 |
| 53305 | HARKREADER | Garvin County, OK | Oil & Gas Property | Dec 2025 |
| 53306 | HARKRIDER | Caddo Parish, LA | Oil & Gas Property | Dec 2024 |
| 53307 | HARKRIDER UNIT | Lee County, TX | Oil & Gas Property | Dec 2025 |
| 53308 | HARLAN | Perry County, OH | Oil & Gas Property | Dec 2019 |
| 53309 | HARLAN | Petroleum County, MT | Oil Property | Jan 2026 |
| 53310 | HARLAN | Nueces County, TX | Oil & Gas Property | Jul 2023 |
| 53311 | HARLAN | Bradford County, PA | Gas Property | Jan 2026 |
| 53312 | HARLAN | White County, AR | Gas Property | Oct 2009 |
| 53313 | HARLAN | Greenwood County, KS | Oil Property | Dec 2016 |
| 53314 | HARLAN | Hutchinson County, TX | Oil & Gas Property | Nov 2025 |
| 53315 | HARLAN | Frio County, TX | Oil & Gas Property | Nov 2025 |
| 53316 | HARLAN | Jack County, TX | Oil & Gas Property | Sep 2022 |
| 53317 | HARLAN | Wheeler County, TX | Oil & Gas Property | Dec 2025 |
| 53318 | HARLAN | Clinton County, KY | Oil Property | Jul 2023 |
| 53319 | HARLAN | Cherokee County, TX | Oil & Gas Property | Dec 2025 |
| 53320 | HARLAN | Young County, TX | Oil & Gas Property | Dec 2025 |
| 53321 | HARLAN 09-10 | Cleburne County, AR | Gas Property | Jul 2024 |
| 53322 | HARLAN 1 | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 53323 | HARLAN KENNETH | Nueces County, TX | Oil & Gas Property | Dec 2019 |
| 53324 | HARLAN METTING 01 0 | Dewitt County, TX | Oil & Gas Property | Dec 2025 |
| 53325 | HARLAN REBSOM | Dunn County, ND | Oil & Gas Property | Jan 2026 |
| 53326 | HARLAN, SCOTT | Marshall County, WV | Oil & Gas Property | Dec 2021 |
| 53327 | HARLAN-NELSON | Live Oak County, TX | Oil & Gas Property | Dec 2025 |
| 53328 | HARLAND | Sherman County, TX | Oil & Gas Property | Dec 2025 |
| 53329 | HARLAND | Sherman County, TX | Oil & Gas Property | Dec 2025 |
| 53330 | HARLAND 1-31 | Texas County, OK | Gas Property | Dec 2025 |
| 53331 | HARLAND 3 | Howard County, TX | Oil & Gas Property | Dec 2025 |
| 53332 | HARLAND C | Sherman County, TX | Gas Property | Dec 2025 |
| 53333 | HARLAND J & ELIZABETH R LYTLE | Armstrong County, PA | Gas Property | Dec 2025 |
| 53334 | HARLAND REED SPENCE | Indiana County, PA | Gas Property | Dec 2025 |
| 53335 | HARLE | La Salle County, TX | Oil & Gas Property | Nov 2025 |
| 53336 | HARLEQUIN | Weld County, CO | Oil & Gas Property | Dec 2025 |
| 53337 | HARLESS | Comanche County, OK | Oil Property | Nov 2025 |
| 53338 | HARLESS | Kanawha County, WV | Oil & Gas Property | Oct 2021 |
| 53339 | HARLESS | Beckham County, OK | Oil & Gas Property | Dec 2025 |
| 53340 | HARLESS, J | Roane County, WV | Oil & Gas Property | Dec 2021 |
| 53341 | HARLETON NE (PETTIT) UNIT | Harrison County, TX | Oil & Gas Property | Jun 2025 |
| 53342 | HARLETT | Knox County, OH | Oil & Gas Property | Dec 2024 |
| 53343 | HARLEY | Stephens County, OK | Oil & Gas Property | Oct 2015 |
| 53344 | HARLEY | Cheyenne County, CO | Oil Property | Dec 2025 |
| 53345 | HARLEY | Reno County, KS | Oil & Gas Property | Sep 2025 |
| 53346 | HARLEY | Gregg County, TX | Oil & Gas Property | Dec 2025 |
| 53347 | HARLEY | Stephens County, OK | Oil Property | Aug 2025 |
| 53348 | HARLEY | Grady County, OK | Oil & Gas Property | Dec 2025 |
| 53349 | HARLEY | Throckmorton County, TX | Oil & Gas Property | Dec 2025 |
| 53350 | HARLEY | Carter County, OK | Oil & Gas Property | Jan 2026 |
| 53351 | HARLEY | Hughes County, OK | Gas Property | Dec 2025 |
| 53352 | HARLEY | Stephens County, OK | Oil & Gas Property | Dec 2025 |
| 53353 | HARLEY | McKenzie County, ND | Oil & Gas Property | Jan 2026 |
| 53354 | HARLEY 14-36TFH | Mountrail County, ND | Oil & Gas Property | Jan 2026 |
| 53355 | HARLEY 2014 | Major County, OK | Oil & Gas Property | Dec 2025 |
| 53356 | HARLEY EZELL | Muskogee County, OK | Gas Property | Apr 2007 |
| 53357 | HARLEY FED 3671-35-26 | Converse County, WY | Oil & Gas Property | Jan 2026 |
| 53358 | HARLEY FEDERAL | McKenzie County, ND | Oil & Gas Property | Jan 2026 |
| 53359 | HARLEY O ROSTOFER | Licking County, OH | Oil Property | Dec 2024 |
| 53360 | HARLIN | Young County, TX | Oil & Gas Property | Dec 2025 |
| 53361 | HARLIN | Pontotoc County, OK | Oil Property | Jun 2025 |
| 53362 | HARLOW | Pittsburg County, OK | Gas Property | Dec 2025 |
| 53363 | HARLOW CUNNINGHAM | Coal County, OK | Gas Property | Dec 2025 |
| 53364 | HARLOW S. J. GAS UNIT | Limestone County, TX | Oil & Gas Property | Dec 2025 |
| 53365 | HARMAN | Kingfisher County, OK | Oil & Gas Property | Dec 2025 |
| 53366 | HARMAN 1 | Canadian County, OK | Oil & Gas Property | Dec 2025 |
| 53367 | HARMAN G. L | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 53368 | HARMAN GAS UNIT | Finney County, KS | Gas Property | Sep 2025 |
| 53369 | HARMAN, A. M | McDowell County, WV | Gas Property | Dec 2021 |
| 53370 | HARMAN, J | McDowell County, WV | Gas Property | Dec 2021 |
| 53371 | HARMAN, JAMES | McDowell County, WV | Gas Property | Dec 2021 |
| 53372 | HARMAN, JERRY WILLIAM SWIGER | Doddridge County, WV | Gas Property | Dec 2010 |
| 53373 | HARMARVILLE | Allegheny County, PA | Gas Property | Dec 2023 |
| 53374 | HARMEL | Archer County, TX | Oil & Gas Property | Dec 2025 |
| 53375 | HARMEL | Archer County, TX | Oil & Gas Property | Feb 2020 |
| 53376 | HARMEL | Baylor County, TX | Oil & Gas Property | Dec 2025 |
| 53377 | HARMEL | Baylor County, TX | Oil Property | Nov 2025 |
| 53378 | HARMEL | Archer County, TX | Oil & Gas Property | Dec 2025 |
| 53379 | HARMEL-ANDREWS | Archer County, TX | Oil & Gas Property | Dec 2025 |
| 53380 | HARMEYER | Ottawa County, OH | Oil Property | Dec 2025 |
| 53381 | HARMON | Armstrong County, PA | Gas Property | Dec 2025 |
| 53382 | HARMON | Martin County, KY | Gas Property | Dec 2024 |
| 53383 | HARMON | Smith County, TX | Oil & Gas Property | Dec 2025 |
| 53384 | HARMON | Stevens County, KS | Oil & Gas Property | Sep 2025 |
| 53385 | HARMON | Coshocton County, OH | Oil & Gas Property | Dec 2025 |
| 53386 | HARMON | Roosevelt County, MT | Oil & Gas Property | Aug 2024 |
| 53387 | HARMON | McIntosh County, OK | Gas Property | Aug 2007 |
| 53388 | HARMON | Greenwood County, KS | Oil Property | Aug 2025 |
| 53389 | HARMON | Orange County, TX | Oil & Gas Property | Oct 2025 |
| 53390 | HARMON | Carter County, OK | Oil Property | Jun 2013 |
| 53391 | HARMON | McPherson County, KS | Oil Property | Aug 2023 |
| 53392 | HARMON | Montague County, TX | Oil & Gas Property | Nov 2025 |
| 53393 | HARMON | Young County, TX | Oil & Gas Property | May 2022 |
| 53394 | HARMON | La Plata County, CO | Gas Property | Dec 2025 |
| 53395 | HARMON | Monroe County, OH | Oil & Gas Property | Dec 2025 |
| 53396 | HARMON | Garfield County, OK | Oil & Gas Property | Dec 2025 |
| 53397 | HARMON | Faulkner County, AR | Gas Property | Jul 2024 |
| 53398 | HARMON | Major County, OK | Oil & Gas Property | Dec 2025 |
| 53399 | HARMON | Stephens County, OK | Oil Property | Mar 2025 |
| 53400 | HARMON | Morton County, KS | Oil & Gas Property | Sep 2025 |