| 5201 | DUNCAN | Gregg County, TX | Oil & Gas Property | Jan 2024 |
| 5202 | DUNCAN 1 | Uintah County, UT | Oil & Gas Property | Feb 2024 |
| 5203 | DUNCAN 19 | Lea County, NM | Oil & Gas Property | Feb 2024 |
| 5204 | DUNCAN 9 | Howard County, TX | Oil & Gas Property | Jan 2024 |
| 5205 | DUNCAN D | Wharton County, TX | Oil & Gas Property | Jan 2024 |
| 5206 | DUNCAN D 1 | Weld County, CO | Oil & Gas Property | Oct 2020 |
| 5207 | DUNCAN D 20 | Weld County, CO | Oil & Gas Property | Apr 2018 |
| 5208 | DUNCAN FED | Uintah County, UT | Gas Property | Feb 2024 |
| 5209 | DUNCAN FEDERAL | Chaves County, NM | Oil Property | Jul 2019 |
| 5210 | DUNCAN FEDERAL | McKenzie County, ND | Oil & Gas Property | Dec 2020 |
| 5211 | DUNCAN FORK | Washington County, PA | Oil & Gas Property | Dec 2023 |
| 5212 | DUNCAN GAS UNIT | Robertson County, TX | Oil & Gas Property | Jan 2024 |
| 5213 | DUNCAN J.J. GAS UNIT | Robertson County, TX | Oil & Gas Property | Jan 2024 |
| 5214 | DUNCAN LH FEDERAL | Chaves County, NM | Oil & Gas Property | Feb 2024 |
| 5215 | DUNCAN SHORES | Coal County, OK | Gas Property | Jan 2024 |
| 5216 | DUNCAN STATE COM | Chaves County, NM | Oil & Gas Property | Feb 2024 |
| 5217 | DUNCAN UNIT | Tarrant County, TX | Oil & Gas Property | Jan 2024 |
| 5218 | DUNCAN UNIT | Karnes County, TX | Oil & Gas Property | Jan 2024 |
| 5219 | DUNCAN UNIT | Lea County, NM | Oil & Gas Property | Aug 1996 |
| 5220 | DUNCAN UNIT | Karnes County, TX | Oil & Gas Property | Jan 2024 |
| 5221 | DUNCAN VANSCHAICK | Moffat County, CO | Oil & Gas Property | Jan 2024 |
| 5222 | DUNCAN W.C | Jack County, TX | Oil & Gas Property | Nov 2023 |
| 5223 | DUNCAN, M E | Henderson County, KY | Oil Property | Dec 2020 |
| 5224 | DUNCAN, R | Henderson County, KY | Oil Property | Dec 2018 |
| 5225 | DUNCAN, S | Webster County, KY | Oil Property | Dec 2022 |
| 5226 | DUNCAN-BEAVERS ET AL UNIT | Coleman County, TX | Oil & Gas Property | Dec 2023 |
| 5227 | DUNCAN-WEMPLE | De Soto Parish, LA | Gas Property | Dec 2023 |
| 5228 | DUNDEE 4 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Feb 2024 |
| 5229 | DUNDEE LAND & COAL | Tuscarawas County, OH | Oil & Gas Property | Dec 2022 |
| 5230 | DUNDER | McIntosh County, OK | Oil & Gas Property | Jan 2024 |
| 5231 | DUNDICS UNIT | Mahoning County, OH | Oil & Gas Property | Dec 2023 |
| 5232 | DUNDY STATE | Dundy County, NE | Oil Property | Dec 2023 |
| 5233 | DUNE | McClain County, OK | Oil & Gas Property | Jan 2024 |
| 5234 | DUNE RIDGE | Logan County, CO | Oil & Gas Property | Feb 2015 |
| 5235 | DUNE UNIT | La Salle County, TX | Oil & Gas Property | Jan 2024 |
| 5236 | DUNES | Morris County, TX | Oil & Gas Property | Dec 2023 |
| 5237 | DUNES | Winkler County, TX | Oil & Gas Property | Jan 2024 |
| 5238 | DUNFEE | Muskingum County, OH | Oil & Gas Property | Dec 2023 |
| 5239 | DUNFORD 14-10H | Dunn County, ND | Oil & Gas Property | Feb 2024 |
| 5240 | DUNGAN | Grady County, OK | Oil & Gas Property | Jan 2024 |
| 5241 | DUNGAN | Grady County, OK | Oil & Gas Property | Jan 2024 |
| 5242 | DUNGAN | Lee County, TX | Oil & Gas Property | Jan 2024 |
| 5243 | DUNGAN 32-5 5 | Archuleta County, CO | Gas Property | Feb 2024 |
| 5244 | DUNGAN-KEY TRUST | San Patricio County, TX | Oil & Gas Property | Jan 2024 |
| 5245 | DUNHAM | Montgomery County, KS | Gas Property | Dec 2023 |
| 5246 | DUNHAM | Wayne County, OH | Oil & Gas Property | Dec 2023 |
| 5247 | DUNHAM | Bradford County, PA | Gas Property | Feb 2024 |
| 5248 | DUNHAM | Young County, TX | Oil & Gas Property | Jan 2024 |
| 5249 | DUNHAM DAVID | Panola County, TX | Oil & Gas Property | Jan 2024 |
| 5250 | DUNHAM, MITCHELL ET AL DUNHAM | Taylor County, WV | Oil & Gas Property | Dec 2021 |
| 5251 | DUNHAM-LEM | Chautauqua County, KS | Oil Property | Dec 2023 |
| 5252 | DUNIGAN | Reeves County, TX | Oil & Gas Property | Jan 2024 |
| 5253 | DUNIGAN 445 | Yoakum County, TX | Oil Property | Jan 2024 |
| 5254 | DUNIGAN STATE UNIT | Reeves County, TX | Oil & Gas Property | Jan 2024 |
| 5255 | DUNKEL | Russell County, KS | Oil Property | Dec 2023 |
| 5256 | DUNKIN | Wagoner County, OK | Gas Property | May 2019 |
| 5257 | DUNKIN | Garvin County, OK | Oil Property | Jan 2024 |
| 5258 | DUNKIN | Wagoner County, OK | Oil & Gas Property | May 2019 |
| 5259 | DUNKIN UNIT | Howard County, TX | Oil & Gas Property | Jan 2024 |
| 5260 | DUNKIN UNIT | Lee County, TX | Oil & Gas Property | Jan 2024 |
| 5261 | DUNKIRK 1-18 | Billings County, ND | Oil & Gas Property | Feb 2024 |
| 5262 | DUNKLE | Butler County, KS | Oil Property | Dec 2023 |
| 5263 | DUNKLE'A' | Morton County, KS | Oil & Gas Property | Nov 2023 |
| 5264 | DUNKLIN STANLEY J | Rusk County, TX | Oil & Gas Property | Jan 2024 |
| 5265 | DUNLAP | Seward County, KS | Oil & Gas Property | Sep 2004 |
| 5266 | DUNLAP | Wood County, WV | Oil & Gas Property | Dec 2021 |
| 5267 | DUNLAP | Licking County, OH | Oil & Gas Property | Dec 2023 |
| 5268 | DUNLAP | Tuscarawas County, OH | Oil & Gas Property | Dec 2023 |
| 5269 | DUNLAP | Crockett County, TX | Oil & Gas Property | Jan 2024 |
| 5270 | DUNLAP | Freestone County, TX | Oil & Gas Property | Jan 2024 |
| 5271 | DUNLAP | Pecos County, TX | Oil & Gas Property | Jan 2024 |
| 5272 | DUNLAP | Carter County, OK | Oil Property | Feb 2024 |
| 5273 | DUNLAP | Guernsey County, OH | Oil & Gas Property | Dec 2022 |
| 5274 | DUNLAP | Los Angeles County, CA | Oil & Gas Property | Dec 2023 |
| 5275 | DUNLAP | Garvin County, OK | Oil & Gas Property | Jan 2024 |
| 5276 | DUNLAP | Greenwood County, KS | Oil Property | Dec 2023 |
| 5277 | DUNLAP | Morrill County, NE | Oil & Gas Property | Jun 2023 |
| 5278 | DUNLAP | Creek County, OK | Oil Property | Dec 2023 |
| 5279 | DUNLAP | Jack County, TX | Oil & Gas Property | Jan 2024 |
| 5280 | DUNLAP | Dimmit County, TX | Oil & Gas Property | Jan 2024 |
| 5281 | DUNLAP | Stevens County, KS | Oil & Gas Property | Dec 2023 |
| 5282 | DUNLAP | Campbell County, WY | Oil & Gas Property | Mar 2024 |
| 5283 | DUNLAP | Indiana County, PA | Gas Property | Dec 2023 |
| 5284 | DUNLAP | Stevens County, KS | Gas Property | Dec 2023 |
| 5285 | DUNLAP | Rooks County, KS | Oil Property | Nov 2023 |
| 5286 | DUNLAP 1 | Love County, OK | Oil Property | Nov 2006 |
| 5287 | DUNLAP 5693 44-12B | Mountrail County, ND | Oil & Gas Property | Feb 2024 |
| 5288 | DUNLAP B.H | Jim Wells County, TX | Oil & Gas Property | Jan 2024 |
| 5289 | DUNLAP BLACKJACK THICKET | Jack County, TX | Oil & Gas Property | Jan 2024 |
| 5290 | DUNLAP GAS UNIT | Freestone County, TX | Oil & Gas Property | Jan 2024 |
| 5291 | DUNLAP II-MCGEE ALLOCATION 1H | Freestone County, TX | Oil & Gas Property | Jan 2024 |
| 5292 | DUNLAP J.G | Stephens County, TX | Oil & Gas Property | Jan 2024 |
| 5293 | DUNLAP, MRS. N. L. EST | Caldwell County, TX | Oil & Gas Property | Jan 2024 |
| 5294 | DUNLAP, N.L | Caldwell County, TX | Oil & Gas Property | Jan 2024 |
| 5295 | DUNLAP-BARNETT UNIT | Clearfield County, PA | Gas Property | Dec 2023 |
| 5296 | DUNLAP-CHES | Palo Pinto County, TX | Oil & Gas Property | Jan 2024 |
| 5297 | DUNLAP-EUBANK | Ward County, TX | Oil & Gas Property | Aug 2012 |
| 5298 | DUNLAVEY | Johnson County, TX | Gas Property | Jan 2016 |
| 5299 | DUNLIN 5892 34-32H | Mountrail County, ND | Oil & Gas Property | Feb 2024 |
| 5300 | DUNLOP | Caddo County, OK | Oil & Gas Property | Jan 2024 |