| 5001 | DTR 6 | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 5002 | DTR 7 | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 5003 | DTR 8 | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 5004 | DTR 9 | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 5005 | DTR C | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 5006 | DTU 116 | Rio Blanco County, CO | Gas Property | Dec 2019 |
| 5007 | DU3 6 1H | Jefferson County, PA | Gas Property | Mar 2026 |
| 5008 | DUAINE | Bowman County, ND | Oil & Gas Property | Apr 2026 |
| 5009 | DUANE | Bradford County, PA | Gas Property | Mar 2026 |
| 5010 | DUANE | Richland County, MT | Oil & Gas Property | Mar 2026 |
| 5011 | DUANE | Lane County, KS | Oil Property | Feb 2026 |
| 5012 | DUANE 18 | Glasscock County, TX | Oil & Gas Property | Mar 2026 |
| 5013 | DUANE BEETS | Miami County, KS | Oil Property | Feb 2026 |
| 5014 | DUANE USA 24-33TFH | Mountrail County, ND | Oil & Gas Property | Apr 2026 |
| 5015 | DUANE WEISEND | Noble County, OH | Gas Property | Mar 2026 |
| 5016 | DUB 21-11-18-2H | Washita County, OK | Oil & Gas Property | Apr 2026 |
| 5017 | DUB FARMS | Rooks County, KS | Oil Property | Feb 2026 |
| 5018 | DUBACH ST | Lincoln Parish, LA | Oil & Gas Property | Jun 2021 |
| 5019 | DUBBEN | Woods County, OK | Oil & Gas Property | Apr 2026 |
| 5020 | DUBBERLY | Claiborne Parish, LA | Oil & Gas Property | Nov 2024 |
| 5021 | DUBBS | Alfalfa County, OK | Gas Property | Jul 2015 |
| 5022 | DUBBS | Ness County, KS | Oil Property | Feb 2026 |
| 5023 | DUBE | Campbell County, WY | Gas Property | May 2012 |
| 5024 | DUBE | Lee County, TX | Oil & Gas Property | Mar 2026 |
| 5025 | DUBE | Lynn County, TX | Oil Property | Oct 2022 |
| 5026 | DUBE FED | Campbell County, WY | Gas Property | May 2012 |
| 5027 | DUBE GAS UNIT | Hidalgo County, TX | Oil & Gas Property | Mar 2026 |
| 5028 | DUBE WALTER | Lee County, TX | Oil & Gas Property | Mar 2025 |
| 5029 | DUBLIN 23 FEDERAL | Eddy County, NM | Oil & Gas Property | Apr 2026 |
| 5030 | DUBLIN 8 FE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5031 | DUBLIN STATE | Eddy County, NM | Oil & Gas Property | Mar 2026 |
| 5032 | DUBLIN STATE UNIT | Reeves County, TX | Oil & Gas Property | Mar 2026 |
| 5033 | DUBOIS | Teton County, MT | Oil Property | Feb 2026 |
| 5034 | DUBOIS | Sheridan County, KS | Oil Property | Dec 2025 |
| 5035 | DUBOIS | Sedgwick County, KS | Oil Property | May 2000 |
| 5036 | DUBOIS | Moore County, TX | Oil & Gas Property | Feb 2026 |
| 5037 | DUBOIS | Teton County, MT | Oil Property | Aug 1996 |
| 5038 | DUBOIS | Haskell County, KS | Oil Property | Nov 1996 |
| 5039 | DUBOIS | Logan County, CO | Oil & Gas Property | Apr 2026 |
| 5040 | DUBOIS 3 | Clearfield County, PA | Oil & Gas Property | Dec 2025 |
| 5041 | DUBOIS GAS UNIT | Haskell County, KS | Gas Property | Feb 2026 |
| 5042 | DUBOSE | Caldwell County, TX | Oil & Gas Property | Mar 2026 |
| 5043 | DUBOSE | Gonzales County, TX | Oil & Gas Property | Feb 2026 |
| 5044 | DUBOSE | Bee County, TX | Oil & Gas Property | Jan 2025 |
| 5045 | DUBOSE | Lafayette County, AR | Oil Property | Oct 2011 |
| 5046 | DUBOSE | Martin County, TX | Oil & Gas Property | Mar 2026 |
| 5047 | DUBOSE | Freestone County, TX | Oil & Gas Property | Mar 2026 |
| 5048 | DUBOSE 27 | Fayette County, AL | Oil & Gas Property | Mar 2026 |
| 5049 | DUBOSE LOWERY A | Gonzales County, TX | Oil & Gas Property | Mar 2026 |
| 5050 | DUBOSE UNIT | Gonzales County, TX | Oil & Gas Property | Mar 2026 |
| 5051 | DUBOSE UNIT NO | Gonzales County, TX | Oil & Gas Property | Mar 2026 |
| 5052 | DUBRE, WESLEY | Cumberland County, KY | Oil Property | Oct 2014 |
| 5053 | DUBREE, BOBBY & ANDERSON, BETTY | Monroe County, KY | Oil Property | Jun 2004 |
| 5054 | DUBS HUSKY | Fayette County, TX | Oil & Gas Property | Mar 2026 |
| 5055 | DUBYA STATE 12 | Reeves County, TX | Oil & Gas Property | Mar 2026 |
| 5056 | DUCHESNE | Duchesne County, UT | Oil & Gas Property | Mar 2026 |
| 5057 | DUCHESNE UTE TRIBAL | Duchesne County, UT | Oil & Gas Property | Nov 2019 |
| 5058 | DUCHESS 00 | Westmoreland County, PA | Gas Property | Dec 2025 |
| 5059 | DUCK | Trumbull County, OH | Oil & Gas Property | Dec 2025 |
| 5060 | DUCK CLUB | Adams County, CO | Oil & Gas Property | Mar 2026 |
| 5061 | DUCK CREEK | Uintah County, UT | Oil & Gas Property | Mar 2026 |
| 5062 | DUCK CREEK | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 5063 | DUCK CREEK | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 5064 | DUCK CREEK | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 5065 | DUCK CREEK 1 | McCone County, MT | Oil & Gas Property | Nov 2024 |
| 5066 | DUCK CREEK UNIT | Stark County, ND | Oil & Gas Property | Apr 2026 |
| 5067 | DUCK FEDERAL | Lea County, NM | Oil & Gas Property | Apr 2026 |
| 5068 | DUCK HOLLOW | Fayette County, PA | Gas Property | Dec 2025 |
| 5069 | DUCK HUNT 1 | Lea County, NM | Oil & Gas Property | Mar 2026 |
| 5070 | DUCK IS UNIT | Beechey Point Quadrangle, AK | Oil & Gas Property | Feb 2026 |
| 5071 | DUCK IS UNIT MPI | Beechey Point Quadrangle, AK | Oil & Gas Property | Feb 2026 |
| 5072 | DUCK LAKE | Tarrant County, TX | Gas Property | Mar 2026 |
| 5073 | DUCK LAKE | Carbon County, WY | Oil & Gas Property | Mar 2026 |
| 5074 | DUCK LAKE 1 | Carbon County, WY | Oil & Gas Property | Mar 2026 |
| 5075 | DUCK POND | Adams County, MS | Oil & Gas Property | Aug 1983 |
| 5076 | DUCK POND 21910 36-25 | Midland County, TX | Oil & Gas Property | Mar 2026 |
| 5077 | DUCKBOARD | La Salle County, TX | Oil & Gas Property | Mar 2026 |
| 5078 | DUCKCREEK | Uintah County, UT | Oil & Gas Property | Apr 2026 |
| 5079 | DUCKER | Franklin County, MS | Oil & Gas Property | Feb 2026 |
| 5080 | DUCKETT | Johnson County, TX | Gas Property | Mar 2026 |
| 5081 | DUCKETT | Sebastian County, AR | Gas Property | Jun 2024 |
| 5082 | DUCKS DU | Shelby County, TX | Oil & Gas Property | Mar 2026 |
| 5083 | DUCKWORTH | Muskingum County, OH | Oil & Gas Property | Dec 2025 |
| 5084 | DUCKWORTH | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 5085 | DUCKWORTH | Doddridge County, WV | Oil & Gas Property | Aug 2021 |
| 5086 | DUCKWORTH | Kingman County, KS | Oil & Gas Property | Feb 2026 |
| 5087 | DUCKWORTH | Jack County, TX | Oil & Gas Property | Mar 2026 |
| 5088 | DUCKWORTH | Weld County, CO | Oil & Gas Property | Sep 2022 |
| 5089 | DUCOTE | Grant Parish, LA | Oil Property | Nov 2024 |
| 5090 | DUCOTE | Caddo Parish, LA | Oil & Gas Property | Sep 2024 |
| 5091 | DUDE WILSON G | Ochiltree County, TX | Oil & Gas Property | Mar 2026 |
| 5092 | DUDECK | Cleburne County, AR | Gas Property | Jul 2024 |
| 5093 | DUDECK HEIRS GAS UNIT | Harrison County, TX | Oil & Gas Property | Mar 2026 |
| 5094 | DUDEK 1 | Logan County, OK | Oil & Gas Property | Mar 2026 |
| 5095 | DUDERSTADT | Dewitt County, TX | Oil & Gas Property | Apr 2022 |
| 5096 | DUDERSTADT | Goliad County, TX | Oil & Gas Property | May 2013 |
| 5097 | DUDERSTADT | Dewitt County, TX | Oil & Gas Property | Mar 2026 |
| 5098 | DUDGEON | Cowley County, KS | Oil Property | Feb 1982 |
| 5099 | DUDGEON | Kiowa County, OK | Oil Property | Apr 2004 |
| 5100 | DUDGEON | Knox County, OH | Oil & Gas Property | Dec 2025 |