| 4901 | DUCK FEDERAL | Lea County, NM | Oil & Gas Property | Feb 2024 |
| 4902 | DUCK HEAD | Tarrant County, TX | Gas Property | Oct 2017 |
| 4903 | DUCK HUNT 1 | Lea County, NM | Oil & Gas Property | Feb 2024 |
| 4904 | DUCK IS UNIT | Beechey Point Quadrangle, AK | Oil & Gas Property | Mar 2024 |
| 4905 | DUCK IS UNIT MPI | Beechey Point Quadrangle, AK | Oil & Gas Property | Mar 2024 |
| 4906 | DUCK LAKE | Tarrant County, TX | Gas Property | Jan 2024 |
| 4907 | DUCK LAKE | Carbon County, WY | Oil & Gas Property | Feb 2024 |
| 4908 | DUCK LAKE 1 | Carbon County, WY | Oil & Gas Property | Feb 2024 |
| 4909 | DUCK POND | Adams County, MS | Oil & Gas Property | Aug 1983 |
| 4910 | DUCK POND 21910 36-25 | Midland County, TX | Oil & Gas Property | Jan 2024 |
| 4911 | DUCKCREEK | Uintah County, UT | Oil & Gas Property | Feb 2024 |
| 4912 | DUCKER | Franklin County, MS | Oil & Gas Property | Jan 2024 |
| 4913 | DUCKETT | Johnson County, TX | Gas Property | Jan 2024 |
| 4914 | DUCKETT | Sebastian County, AR | Gas Property | Jan 2024 |
| 4915 | DUCKS DU | Shelby County, TX | Oil & Gas Property | Jan 2024 |
| 4916 | DUCKWORTH | Muskingum County, OH | Oil & Gas Property | Dec 2023 |
| 4917 | DUCKWORTH | Washington County, OH | Oil & Gas Property | Dec 2023 |
| 4918 | DUCKWORTH | Doddridge County, WV | Oil & Gas Property | Aug 2021 |
| 4919 | DUCKWORTH | Kingman County, KS | Oil & Gas Property | Dec 2023 |
| 4920 | DUCKWORTH | Jack County, TX | Oil & Gas Property | Jan 2024 |
| 4921 | DUCKWORTH | Weld County, CO | Oil & Gas Property | Sep 2022 |
| 4922 | DUCOTE | Grant Parish, LA | Oil Property | Nov 2023 |
| 4923 | DUCOTE | Caddo Parish, LA | Oil & Gas Property | Nov 2023 |
| 4924 | DUDE WILSON G | Ochiltree County, TX | Oil & Gas Property | Jan 2024 |
| 4925 | DUDECK | Cleburne County, AR | Gas Property | Mar 2024 |
| 4926 | DUDECK HEIRS GAS UNIT | Harrison County, TX | Oil & Gas Property | Jan 2024 |
| 4927 | DUDEK 1 | Logan County, OK | Oil & Gas Property | Jan 2024 |
| 4928 | DUDERSTADT | Dewitt County, TX | Oil & Gas Property | Apr 2022 |
| 4929 | DUDERSTADT | Goliad County, TX | Oil & Gas Property | May 2013 |
| 4930 | DUDERSTADT | Dewitt County, TX | Oil & Gas Property | Jan 2024 |
| 4931 | DUDGEON | Cowley County, KS | Oil Property | Feb 1982 |
| 4932 | DUDGEON | Kiowa County, OK | Oil Property | Apr 2004 |
| 4933 | DUDGEON | Knox County, OH | Oil & Gas Property | Dec 2022 |
| 4934 | DUDGEON 1 | Morton County, KS | Gas Property | Jan 2010 |
| 4935 | DUDLEY | Stevens County, KS | Gas Property | Dec 2023 |
| 4936 | DUDLEY | Kern County, CA | Oil Property | Dec 2006 |
| 4937 | DUDLEY | Eastland County, TX | Oil & Gas Property | Jan 2024 |
| 4938 | DUDLEY | Neosho County, KS | Oil & Gas Property | Dec 2023 |
| 4939 | DUDLEY | Allen County, KS | Oil Property | Jan 2009 |
| 4940 | DUDLEY | Noble County, OH | Oil & Gas Property | Dec 2021 |
| 4941 | DUDLEY | Ochiltree County, TX | Oil & Gas Property | Jan 2024 |
| 4942 | DUDLEY | Dickens County, TX | Oil & Gas Property | Apr 2020 |
| 4943 | DUDLEY | Rusk County, TX | Oil & Gas Property | Apr 2022 |
| 4944 | DUDLEY | Barry County, MI | Oil Property | Jan 2024 |
| 4945 | DUDLEY | Moore County, TX | Gas Property | Jan 2024 |
| 4946 | DUDLEY | Lincoln County, OK | Oil & Gas Property | Feb 2009 |
| 4947 | DUDLEY | Monterey County, CA | Oil & Gas Property | Dec 2023 |
| 4948 | DUDLEY | Noble County, OH | Gas Property | Dec 2023 |
| 4949 | DUDLEY | Crockett County, TX | Oil & Gas Property | Jan 2024 |
| 4950 | DUDLEY | Runnels County, TX | Oil & Gas Property | Jan 2024 |
| 4951 | DUDLEY | Los Angeles County, CA | Oil Property | Nov 1986 |
| 4952 | DUDLEY 10 | Winkler County, TX | Oil & Gas Property | Jan 2024 |
| 4953 | DUDLEY DAWSON | McKenzie County, ND | Oil & Gas Property | Feb 2024 |
| 4954 | DUDLEY FARMS UNIT | Hill County, TX | Oil & Gas Property | Jan 2024 |
| 4955 | DUDLEY TOWNSHIP | Haskell County, KS | Oil Property | Apr 2023 |
| 4956 | DUDLEY/MAY | Guernsey County, OH | Oil & Gas Property | Dec 2012 |
| 4957 | DUDREY | Pratt County, KS | Oil & Gas Property | Dec 2023 |
| 4958 | DUDREY | Stafford County, KS | Oil Property | Mar 2023 |
| 4959 | DUDREY | Stafford County, KS | Oil Property | Oct 2023 |
| 4960 | DUDREY | Seward County, KS | Gas Property | Dec 2023 |
| 4961 | DUDREY | Stafford County, KS | Oil & Gas Property | Dec 2023 |
| 4962 | DUDREY | Stafford County, KS | Oil Property | Nov 2023 |
| 4963 | DUELL | Weld County, CO | Oil & Gas Property | Feb 2019 |
| 4964 | DUELL | Sherman County, KS | Gas Property | Jul 2023 |
| 4965 | DUELL 32-6 5 | La Plata County, CO | Gas Property | Feb 2024 |
| 4966 | DUELL TRUSTS 3 | Cheyenne County, KS | Gas Property | Dec 2023 |
| 4967 | DUEPPENGIESSER | Wyoming County, NY | Gas Property | Dec 2022 |
| 4968 | DUER | Woodward County, OK | Oil & Gas Property | Feb 2024 |
| 4969 | DUERKSEN | Marion County, KS | Oil & Gas Property | Dec 2023 |
| 4970 | DUERR UNIT | Tuscarawas County, OH | Oil & Gas Property | Dec 2023 |
| 4971 | DUERR, THOMAS | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 4972 | DUERSON | Jack County, TX | Oil & Gas Property | Jan 2024 |
| 4973 | DUERSON | Jack County, TX | Oil & Gas Property | Jan 2024 |
| 4974 | DUESER | Rice County, KS | Oil Property | Dec 2023 |
| 4975 | DUESING | Finney County, KS | Gas Property | Dec 2023 |
| 4976 | DUESSEN-DUNN UNIT | Denton County, TX | Oil & Gas Property | Sep 2023 |
| 4977 | DUET 148-93-18C-07-1H | Dunn County, ND | Oil & Gas Property | Feb 2024 |
| 4978 | DUFERS | San Juan County, NM | Oil & Gas Property | Apr 2008 |
| 4979 | DUFF | San Juan County, NM | Gas Property | Feb 2024 |
| 4980 | DUFF | Roger Mills County, OK | Oil & Gas Property | Jan 2024 |
| 4981 | DUFF | San Juan County, NM | Gas Property | Feb 2024 |
| 4982 | DUFF | Okmulgee County, OK | Oil & Gas Property | Jan 2024 |
| 4983 | DUFF | Washington County, OH | Oil Property | Dec 2022 |
| 4984 | DUFF | Westmoreland County, PA | Gas Property | Feb 2024 |
| 4985 | DUFF | Polk County, TX | Oil & Gas Property | Nov 2022 |
| 4986 | DUFF | Tom Green County, TX | Oil & Gas Property | Jan 2024 |
| 4987 | DUFF 'O' 1 | Haskell County, KS | Oil Property | Mar 2015 |
| 4988 | DUFF 7 | Glasscock County, TX | Oil & Gas Property | Jan 2024 |
| 4989 | DUFF A. H. ESTATE | Schleicher County, TX | Oil & Gas Property | Jan 2024 |
| 4990 | DUFF B FEDERAL | Sandoval County, NM | Gas Property | Feb 2024 |
| 4991 | DUFF GAS COM | San Juan County, NM | Oil & Gas Property | Feb 2024 |
| 4992 | DUFF, DONALD 15 | Neosho County, KS | Gas Property | Dec 2023 |
| 4993 | DUFF-SHELL | Kern County, CA | Oil & Gas Property | Nov 2023 |
| 4994 | DUFFER | Eastland County, TX | Oil & Gas Property | Jan 2024 |
| 4995 | DUFFIELD | Eddy County, NM | Oil & Gas Property | Feb 2024 |
| 4996 | DUFFIELD | Bowman County, ND | Oil & Gas Property | Feb 2008 |
| 4997 | DUFFIELD | Clay County, WV | Oil & Gas Property | Dec 2021 |
| 4998 | DUFFIELD | Gilmer County, WV | Gas Property | Dec 2021 |
| 4999 | DUFFIELD | Calhoun County, WV | Oil & Gas Property | Dec 2021 |
| 5000 | DUFFIELD | Bradford County, PA | Gas Property | Feb 2024 |