| 901 | OLINKRAFT | Union Parish, LA | Gas Property | Jul 2024 |
| 902 | OLINKRAFT | Union Parish, LA | Gas Property | Dec 2000 |
| 903 | OLINKRAFT | Union Parish, LA | Gas Property | Dec 2024 |
| 904 | OLIPHANT | Hughes County, OK | Oil & Gas Property | Mar 2022 |
| 905 | OLIPHANT | Hodgeman County, KS | Oil Property | Jan 2025 |
| 906 | OLIPHANT | Montague County, TX | Oil & Gas Property | Nov 2025 |
| 907 | OLIVARES A | Starr County, TX | Oil & Gas Property | Nov 2025 |
| 908 | OLIVAREZ | Hidalgo County, TX | Oil & Gas Property | Nov 2025 |
| 909 | OLIVAREZ M.L. ETAL GAS UNIT | Hidalgo County, TX | Oil & Gas Property | Nov 2025 |
| 910 | OLIVE | Payne County, OK | Oil Property | Jun 2000 |
| 911 | OLIVE | Brazos County, TX | Oil & Gas Property | Oct 2025 |
| 912 | OLIVE COMMUNITY | Los Angeles County, CA | Oil & Gas Property | Nov 2025 |
| 913 | OLIVE JUNE | Blaine County, OK | Oil & Gas Property | Nov 2025 |
| 914 | OLIVE M. SMITH | Sedgwick County, KS | Oil Property | Sep 2025 |
| 915 | OLIVE MAE 7-8-9H | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 916 | OLIVE RUDD | Edwards County, KS | Oil & Gas Property | Nov 2013 |
| 917 | OLIVE USA 34-33TFH | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 918 | OLIVE WATERFLOOD | Decatur County, KS | Oil Property | Sep 2025 |
| 919 | OLIVE WON UNIT | Eddy County, NM | Oil & Gas Property | Dec 2025 |
| 920 | OLIVE-ARLENE 27-3-HLID3 | Richland County, MT | Oil & Gas Property | Dec 2025 |
| 921 | OLIVE-LESUEUR 27-4H | Richland County, MT | Oil & Gas Property | Dec 2025 |
| 922 | OLIVEIRA | McMullen County, TX | Oil & Gas Property | Nov 2025 |
| 923 | OLIVER | Lee County, KY | Oil Property | Dec 2023 |
| 924 | OLIVER | Texas County, OK | Gas Property | Nov 2025 |
| 925 | OLIVER | Stephens County, OK | Oil Property | Dec 2025 |
| 926 | OLIVER | Orange County, CA | Oil & Gas Property | Jul 2004 |
| 927 | OLIVER | Haskell County, KS | Oil & Gas Property | Sep 2025 |
| 928 | OLIVER | San Juan County, NM | Oil & Gas Property | Dec 2025 |
| 929 | OLIVER | Tarrant County, TX | Oil & Gas Property | Nov 2025 |
| 930 | OLIVER | Taylor County, TX | Oil & Gas Property | Nov 2025 |
| 931 | OLIVER | Montgomery County, KS | Gas Property | Sep 2023 |
| 932 | OLIVER | Guernsey County, OH | Oil & Gas Property | Dec 2024 |
| 933 | OLIVER | Fayette County, PA | Gas Property | Dec 2024 |
| 934 | OLIVER | Pawnee County, KS | Oil Property | Aug 2025 |
| 935 | OLIVER | Elliott County, KY | Oil & Gas Property | Oct 2020 |
| 936 | OLIVER | Allegheny County, PA | Gas Property | Dec 2025 |
| 937 | OLIVER | Montgomery County, KS | Oil & Gas Property | Nov 2023 |
| 938 | OLIVER | Harper County, KS | Oil & Gas Property | Sep 2025 |
| 939 | OLIVER | Dewitt County, TX | Oil & Gas Property | Nov 2025 |
| 940 | OLIVER | Chautauqua County, KS | Oil Property | Sep 2025 |
| 941 | OLIVER | Burke County, ND | Oil & Gas Property | Dec 2025 |
| 942 | OLIVER | Haskell County, OK | Oil & Gas Property | Nov 2025 |
| 943 | OLIVER | Grady County, OK | Oil & Gas Property | Nov 2025 |
| 944 | OLIVER | Mercer County, PA | Oil & Gas Property | Dec 2025 |
| 945 | OLIVER | Reagan County, TX | Oil & Gas Property | Nov 2025 |
| 946 | OLIVER | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 947 | OLIVER 1 | McClain County, OK | Oil & Gas Property | Nov 2025 |
| 948 | OLIVER 1-24H | Kingfisher County, OK | Oil & Gas Property | Nov 2025 |
| 949 | OLIVER 13-24 | Reeves County, TX | Oil & Gas Property | Oct 2025 |
| 950 | OLIVER 20-15 | Conecuh County, AL | Oil & Gas Property | Dec 2025 |
| 951 | OLIVER 2012 | Major County, OK | Oil & Gas Property | Nov 2025 |
| 952 | OLIVER 39 | Reagan County, TX | Oil & Gas Property | Nov 2025 |
| 953 | OLIVER CR MON | Carroll County, OH | Oil & Gas Property | Sep 2025 |
| 954 | OLIVER D-HANSEN B SA | Dewitt County, TX | Oil & Gas Property | Nov 2025 |
| 955 | OLIVER E CLR BL 1 | Belmont County, OH | Gas Property | Sep 2025 |
| 956 | OLIVER EAST MON23H1 | Allegheny County, PA | Gas Property | Dec 2025 |
| 957 | OLIVER FARM WARRANT 4004 | McKean County, PA | Oil & Gas Property | Dec 2009 |
| 958 | OLIVER J | Guernsey County, OH | Oil & Gas Property | Dec 2018 |
| 959 | OLIVER J. R | Van Zandt County, TX | Oil & Gas Property | Nov 2025 |
| 960 | OLIVER S | Belmont County, OH | Gas Property | Sep 2025 |
| 961 | OLIVER SWENSON | Jones County, TX | Oil Property | Nov 2025 |
| 962 | OLIVER THOMAS UNIT | Nacogdoches County, TX | Gas Property | Nov 2025 |
| 963 | OLIVER UNIT | Susquehanna County, PA | Gas Property | Dec 2025 |
| 964 | OLIVER UNIT | Marion County, TX | Oil & Gas Property | Nov 2025 |
| 965 | OLIVER UNIT | Shelby County, TX | Oil & Gas Property | Nov 2025 |
| 966 | OLIVER UNIT | Brazoria County, TX | Oil & Gas Property | Apr 2019 |
| 967 | OLIVER W PROPER | Elk County, PA | Oil & Gas Property | Dec 2025 |
| 968 | OLIVER, DAN | Adair County, KY | Oil Property | Dec 2018 |
| 969 | OLIVER, DOW | Franklin County, AR | Gas Property | Jun 2024 |
| 970 | OLIVER, R | Warren County, KY | Oil Property | Sep 2023 |
| 971 | OLIVERIUS | Rush County, KS | Oil Property | Dec 2024 |
| 972 | OLIVETO FED A-2 | Carbon County, UT | Gas Property | Dec 2025 |
| 973 | OLIVETO, LOUIS H. FLANAGAN | Harrison County, WV | Oil & Gas Property | Oct 2021 |
| 974 | OLIVIA | Upton County, TX | Oil & Gas Property | Nov 2025 |
| 975 | OLIVIA | Johnson County, TX | Gas Property | Feb 2012 |
| 976 | OLIVIA MARIE 32-5H | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 977 | OLIVIA UNIT | Hood County, TX | Oil & Gas Property | Nov 2025 |
| 978 | OLIVIER | Harper County, KS | Oil Property | Aug 2025 |
| 979 | OLIVINE 05 16 37 TL STATE | Lea County, NM | Oil & Gas Property | Dec 2025 |
| 980 | OLIVO | Pontotoc County, OK | Oil Property | Aug 2025 |
| 981 | OLLE UNIT | La Salle County, TX | Oil & Gas Property | Nov 2025 |
| 982 | OLLENBERGER | Beaver County, OK | Oil & Gas Property | Nov 2025 |
| 983 | OLLER | Wayne County, OH | Oil & Gas Property | Dec 2024 |
| 984 | OLLER | Creek County, OK | Oil Property | Aug 2023 |
| 985 | OLLER | Creek County, OK | Oil & Gas Property | Apr 2025 |
| 986 | OLLIE | Lea County, NM | Oil & Gas Property | Dec 2025 |
| 987 | OLLIE | Campbell County, WY | Oil & Gas Property | Sep 2025 |
| 988 | OLLIE 14-13N | Canadian County, OK | Oil & Gas Property | Nov 2025 |
| 989 | OLLIE BEARD | Marshall County, OK | Oil & Gas Property | Dec 2025 |
| 990 | OLLIE CULWELL | Wise County, TX | Oil & Gas Property | Nov 2025 |
| 991 | OLLIE LOWRY | La Salle County, TX | Oil & Gas Property | Nov 2025 |
| 992 | OLLIE MORRIS | Jefferson County, PA | Gas Property | Dec 2025 |
| 993 | OLLIE SCOTT 336 | Lipscomb County, TX | Oil & Gas Property | Dec 2024 |
| 994 | OLMA COOK | Washita County, OK | Oil & Gas Property | Nov 2025 |
| 995 | OLMITOS | Webb County, TX | Oil & Gas Property | Nov 2025 |
| 996 | OLMSTEAD | Chautauqua County, NY | Gas Property | Dec 2024 |
| 997 | OLMSTEAD | Garvin County, OK | Oil & Gas Property | Nov 2025 |
| 998 | OLMSTEAD | Campbell County, WY | Oil & Gas Property | Jun 1991 |
| 999 | OLNEY | Stevens County, KS | Gas Property | Sep 2025 |
| 1000 | OLNHAUSEN | Wilson County, KS | Oil Property | Sep 2025 |