| 5301 | DUNCAN | Carson County, TX | Gas Property | Aug 2024 |
| 5302 | DUNCAN 1 | Uintah County, UT | Oil & Gas Property | Aug 2024 |
| 5303 | DUNCAN 19 | Lea County, NM | Oil & Gas Property | Sep 2024 |
| 5304 | DUNCAN 9 | Howard County, TX | Oil & Gas Property | Aug 2024 |
| 5305 | DUNCAN D | Wharton County, TX | Oil & Gas Property | Aug 2024 |
| 5306 | DUNCAN D 1 | Weld County, CO | Oil & Gas Property | Oct 2020 |
| 5307 | DUNCAN D 20 | Weld County, CO | Oil & Gas Property | Apr 2018 |
| 5308 | DUNCAN FED | Uintah County, UT | Gas Property | Sep 2024 |
| 5309 | DUNCAN FEDERAL | Chaves County, NM | Oil Property | Jul 2019 |
| 5310 | DUNCAN FEDERAL | McKenzie County, ND | Oil & Gas Property | Dec 2020 |
| 5311 | DUNCAN FORK | Washington County, PA | Oil & Gas Property | Dec 2023 |
| 5312 | DUNCAN GAS UNIT | Robertson County, TX | Oil & Gas Property | Aug 2024 |
| 5313 | DUNCAN J.J. GAS UNIT | Robertson County, TX | Oil & Gas Property | Aug 2024 |
| 5314 | DUNCAN LH FEDERAL | Chaves County, NM | Oil & Gas Property | Aug 2024 |
| 5315 | DUNCAN SHORES | Coal County, OK | Gas Property | Aug 2024 |
| 5316 | DUNCAN STATE COM | Chaves County, NM | Oil & Gas Property | Sep 2024 |
| 5317 | DUNCAN UNIT | Tarrant County, TX | Oil & Gas Property | Aug 2024 |
| 5318 | DUNCAN UNIT | Karnes County, TX | Oil & Gas Property | Aug 2024 |
| 5319 | DUNCAN UNIT | Lea County, NM | Oil & Gas Property | Aug 1996 |
| 5320 | DUNCAN UNIT | Karnes County, TX | Oil & Gas Property | Aug 2024 |
| 5321 | DUNCAN VANSCHAICK | Moffat County, CO | Oil & Gas Property | Aug 2024 |
| 5322 | DUNCAN W. C | Jack County, TX | Oil & Gas Property | Jun 2024 |
| 5323 | DUNCAN, M E | Henderson County, KY | Oil Property | Dec 2020 |
| 5324 | DUNCAN, R | Henderson County, KY | Oil Property | Dec 2018 |
| 5325 | DUNCAN, S | Webster County, KY | Oil Property | Dec 2022 |
| 5326 | DUNCAN-BEAVERS ET AL UNIT | Coleman County, TX | Oil & Gas Property | Jul 2024 |
| 5327 | DUNCAN-WEMPLE | De Soto Parish, LA | Gas Property | Jun 2024 |
| 5328 | DUNDEE 4 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Aug 2024 |
| 5329 | DUNDEE LAND & COAL | Tuscarawas County, OH | Oil & Gas Property | Dec 2022 |
| 5330 | DUNDER | McIntosh County, OK | Oil & Gas Property | Aug 2024 |
| 5331 | DUNDICS UNIT | Mahoning County, OH | Oil & Gas Property | Dec 2023 |
| 5332 | DUNDY STATE | Dundy County, NE | Oil Property | Dec 2023 |
| 5333 | DUNE | Beaver County, OK | Oil & Gas Property | Aug 2024 |
| 5334 | DUNE | McClain County, OK | Oil & Gas Property | Aug 2024 |
| 5335 | DUNE RIDGE | Logan County, CO | Oil & Gas Property | Feb 2015 |
| 5336 | DUNE UNIT | La Salle County, TX | Oil & Gas Property | Aug 2024 |
| 5337 | DUNES | Morris County, TX | Oil & Gas Property | Aug 2024 |
| 5338 | DUNES | Winkler County, TX | Oil & Gas Property | Aug 2024 |
| 5339 | DUNFEE | Muskingum County, OH | Oil & Gas Property | Dec 2023 |
| 5340 | DUNFORD 14-10H | Dunn County, ND | Oil & Gas Property | Sep 2024 |
| 5341 | DUNGAN | Grady County, OK | Oil & Gas Property | Aug 2024 |
| 5342 | DUNGAN | Lee County, TX | Oil & Gas Property | Aug 2024 |
| 5343 | DUNGAN 32-5 5 | Archuleta County, CO | Gas Property | Sep 2024 |
| 5344 | DUNGAN-KEY TRUST | San Patricio County, TX | Oil & Gas Property | Aug 2024 |
| 5345 | DUNHAM | Montgomery County, KS | Gas Property | Jul 2024 |
| 5346 | DUNHAM | Wayne County, OH | Oil & Gas Property | Dec 2023 |
| 5347 | DUNHAM | Bradford County, PA | Gas Property | Sep 2024 |
| 5348 | DUNHAM | Young County, TX | Oil & Gas Property | Aug 2024 |
| 5349 | DUNHAM DAVID | Panola County, TX | Oil & Gas Property | Aug 2024 |
| 5350 | DUNHAM, MITCHELL ET AL DUNHAM | Taylor County, WV | Oil & Gas Property | Dec 2021 |
| 5351 | DUNHAM-LEM | Chautauqua County, KS | Oil Property | Jul 2024 |
| 5352 | DUNIGAN | Reeves County, TX | Oil & Gas Property | Aug 2024 |
| 5353 | DUNIGAN 12 1 | Midland County, TX | Oil & Gas Property | Aug 2024 |
| 5354 | DUNIGAN 445 | Yoakum County, TX | Oil Property | Aug 2024 |
| 5355 | DUNIGAN STATE UNIT | Reeves County, TX | Oil & Gas Property | Aug 2024 |
| 5356 | DUNKEL | Russell County, KS | Oil Property | Dec 2023 |
| 5357 | DUNKIN | Wagoner County, OK | Gas Property | May 2019 |
| 5358 | DUNKIN | Garvin County, OK | Oil Property | Aug 2024 |
| 5359 | DUNKIN | Wagoner County, OK | Oil & Gas Property | May 2019 |
| 5360 | DUNKIN UNIT | Howard County, TX | Oil & Gas Property | Aug 2024 |
| 5361 | DUNKIN UNIT | Lee County, TX | Oil & Gas Property | Aug 2024 |
| 5362 | DUNKIRK 1-18 | Billings County, ND | Oil & Gas Property | Sep 2024 |
| 5363 | DUNKIRK UNIT 1H | Irion County, TX | Oil & Gas Property | Sep 2024 |
| 5364 | DUNKLE | Butler County, KS | Oil Property | Jul 2024 |
| 5365 | DUNKLE'A' | Morton County, KS | Oil & Gas Property | Jul 2024 |
| 5366 | DUNKLEMAN | Cattaraugus County, NY | Gas Property | Dec 2023 |
| 5367 | DUNKLIN STANLEY J | Rusk County, TX | Oil & Gas Property | Aug 2024 |
| 5368 | DUNLAP | Seward County, KS | Oil & Gas Property | Apr 2009 |
| 5369 | DUNLAP | Wood County, WV | Oil & Gas Property | Dec 2021 |
| 5370 | DUNLAP | Licking County, OH | Oil & Gas Property | Dec 2023 |
| 5371 | DUNLAP | Tuscarawas County, OH | Oil & Gas Property | Dec 2023 |
| 5372 | DUNLAP | Crockett County, TX | Oil & Gas Property | Aug 2024 |
| 5373 | DUNLAP | Freestone County, TX | Oil & Gas Property | Aug 2024 |
| 5374 | DUNLAP | Pecos County, TX | Oil & Gas Property | Aug 2024 |
| 5375 | DUNLAP | Stephens County, OK | Oil Property | Jul 2024 |
| 5376 | DUNLAP | Carter County, OK | Oil Property | Aug 2024 |
| 5377 | DUNLAP | Guernsey County, OH | Oil & Gas Property | Dec 2023 |
| 5378 | DUNLAP | Los Angeles County, CA | Oil & Gas Property | Sep 2024 |
| 5379 | DUNLAP | Garvin County, OK | Oil & Gas Property | Aug 2024 |
| 5380 | DUNLAP | Greenwood County, KS | Oil Property | Jul 2024 |
| 5381 | DUNLAP | Morrill County, NE | Oil & Gas Property | Jun 2023 |
| 5382 | DUNLAP | Creek County, OK | Oil Property | Sep 2024 |
| 5383 | DUNLAP | Jack County, TX | Oil & Gas Property | Aug 2024 |
| 5384 | DUNLAP | Dimmit County, TX | Oil & Gas Property | Aug 2024 |
| 5385 | DUNLAP | Stevens County, KS | Oil & Gas Property | Jul 2024 |
| 5386 | DUNLAP | Campbell County, WY | Oil & Gas Property | Sep 2024 |
| 5387 | DUNLAP | Indiana County, PA | Gas Property | Dec 2023 |
| 5388 | DUNLAP | Stevens County, KS | Gas Property | Jul 2024 |
| 5389 | DUNLAP | Rooks County, KS | Oil Property | Jul 2024 |
| 5390 | DUNLAP 1 | Love County, OK | Oil Property | Nov 2006 |
| 5391 | DUNLAP 5693 44-12B | Mountrail County, ND | Oil & Gas Property | Sep 2024 |
| 5392 | DUNLAP B.H | Jim Wells County, TX | Oil & Gas Property | Aug 2024 |
| 5393 | DUNLAP BLACKJACK THICKET | Jack County, TX | Oil & Gas Property | Aug 2024 |
| 5394 | DUNLAP GAS UNIT | Freestone County, TX | Oil & Gas Property | Aug 2024 |
| 5395 | DUNLAP II-MCGEE ALLOCATION 1H | Freestone County, TX | Oil & Gas Property | Aug 2024 |
| 5396 | DUNLAP J.G | Stephens County, TX | Oil & Gas Property | Aug 2024 |
| 5397 | DUNLAP, MRS. N. L. EST | Caldwell County, TX | Oil & Gas Property | Aug 2024 |
| 5398 | DUNLAP, N.L | Caldwell County, TX | Oil & Gas Property | Aug 2024 |
| 5399 | DUNLAP-BARNETT UNIT | Clearfield County, PA | Gas Property | Dec 2023 |
| 5400 | DUNLAP-CHES | Palo Pinto County, TX | Oil & Gas Property | Aug 2024 |