| 1001 | OLSON | Blaine County, MT | Gas Property | Jul 2024 |
| 1002 | OLSON | Bee County, TX | Oil & Gas Property | Nov 2016 |
| 1003 | OLSON | Barber County, KS | Oil & Gas Property | May 2024 |
| 1004 | OLSON | Richland County, MT | Oil & Gas Property | Jun 2024 |
| 1005 | OLSON | Roosevelt County, MT | Oil & Gas Property | May 2024 |
| 1006 | OLSON | Williams County, ND | Oil & Gas Property | Jul 2024 |
| 1007 | OLSON | Wilson County, KS | Oil & Gas Property | May 2024 |
| 1008 | OLSON | Haskell County, OK | Gas Property | Jun 2024 |
| 1009 | OLSON | Craig County, OK | Gas Property | Nov 2016 |
| 1010 | OLSON | Barber County, KS | Oil & Gas Property | Apr 2002 |
| 1011 | OLSON | Jones County, TX | Oil Property | Jun 2024 |
| 1012 | OLSON | Anderson County, KS | Oil Property | Nov 2019 |
| 1013 | OLSON 'A' 1 | Stevens County, KS | Oil & Gas Property | Oct 2023 |
| 1014 | OLSON 02 101 0 | Tioga County, PA | Gas Property | Jul 2024 |
| 1015 | OLSON 1 | McKenzie County, ND | Oil & Gas Property | Jul 2024 |
| 1016 | OLSON 1-12H | Mountrail County, ND | Oil & Gas Property | Jul 2024 |
| 1017 | OLSON 10-15 | Williams County, ND | Oil & Gas Property | Jul 2024 |
| 1018 | OLSON 11-14TFH | Mountrail County, ND | Oil & Gas Property | Jul 2024 |
| 1019 | OLSON 12-1H | Mountrail County, ND | Oil & Gas Property | Jul 2024 |
| 1020 | OLSON 14-20H | Dunn County, ND | Oil & Gas Property | Jul 2024 |
| 1021 | OLSON 15-22-162-100H 1CN | Divide County, ND | Oil & Gas Property | Jul 2024 |
| 1022 | OLSON 20-1H | Dunn County, ND | Oil & Gas Property | Jul 2024 |
| 1023 | OLSON 34 | McKenzie County, ND | Oil & Gas Property | Jul 2024 |
| 1024 | OLSON 41-18 | McKenzie County, ND | Oil & Gas Property | Jul 2024 |
| 1025 | OLSON 8-5 1H | McKenzie County, ND | Oil & Gas Property | Jul 2024 |
| 1026 | OLSON A | Russell County, KS | Oil Property | May 2024 |
| 1027 | OLSON B | Texas County, OK | Oil & Gas Property | Jun 2024 |
| 1028 | OLSON BOTTOM | Richland County, MT | Oil & Gas Property | Jun 2024 |
| 1029 | OLSON C 158-96-21-16-4MBH | Williams County, ND | Oil & Gas Property | Jul 2024 |
| 1030 | OLSON JO | Matagorda County, TX | Oil & Gas Property | Jun 2020 |
| 1031 | OLSON R. H | Bastrop County, TX | Oil & Gas Property | Jul 2023 |
| 1032 | OLSON ROBERT & MARGARET 3864 | Jefferson County, PA | Gas Property | Dec 2023 |
| 1033 | OLSON STATE | Williams County, ND | Oil & Gas Property | Jul 2024 |
| 1034 | OLSON TRUST 30-31-162-98H 1BP | Divide County, ND | Oil & Gas Property | Jul 2024 |
| 1035 | OLSON UNIT | Venango County, PA | Gas Property | Dec 2023 |
| 1036 | OLSON-BAKER UNIT | Live Oak County, TX | Oil & Gas Property | Jun 2024 |
| 1037 | OLSON-BKR-GNZLS U | Live Oak County, TX | Oil & Gas Property | Jun 2024 |
| 1038 | OLSON-ESSE UNIT | Karnes County, TX | Oil & Gas Property | Jun 2024 |
| 1039 | OLSON-GAP | Andrews County, TX | Oil & Gas Property | Jun 2024 |
| 1040 | OLSON-JENNY | Toole County, MT | Gas Property | Apr 2024 |
| 1041 | OLSON-JENSEN | Petroleum County, MT | Oil Property | Sep 1993 |
| 1042 | OLSSON | Moore County, TX | Gas Property | Jun 2024 |
| 1043 | OLSSON | Saline County, KS | Oil Property | Jul 2002 |
| 1044 | OLSWICK CS | Campbell County, WY | Gas Property | Apr 2019 |
| 1045 | OLTJENBRUNS | Phillips County, CO | Gas Property | Aug 2023 |
| 1046 | OLTMANN | Madison County, TX | Oil & Gas Property | Jun 2024 |
| 1047 | OLTMANN | Finney County, KS | Gas Property | Sep 2005 |
| 1048 | OLTMANNS | Barton County, KS | Oil Property | May 2024 |
| 1049 | OLTMANNS | Kingfisher County, OK | Oil & Gas Property | Jun 2024 |
| 1050 | OLUFSEN | Howard County, TX | Oil & Gas Property | Jul 2023 |
| 1051 | OLYMPIA | Lincoln County, OK | Oil & Gas Property | Jul 2024 |
| 1052 | OLYMPIA | Williams County, ND | Oil & Gas Property | Jul 2024 |
| 1053 | OLYMPIA CORTE DYAS | Baldwin County, AL | Gas Property | Mar 1987 |
| 1054 | OLYMPIA MIN | De Soto Parish, LA | Gas Property | Dec 2023 |
| 1055 | OLYMPIA MIN | Sabine Parish, LA | Gas Property | Dec 2023 |
| 1056 | OLYMPIA MIN | Sabine Parish, LA | Gas Property | Dec 2023 |
| 1057 | OLYMPIA MINERALS | Sabine Parish, LA | Gas Property | Nov 2023 |
| 1058 | OLYMPIA MINERALS | Beauregard Parish, LA | Oil Property | Dec 2023 |
| 1059 | OLYMPIA MINERALS | Sabine Parish, LA | Oil Property | Dec 2023 |
| 1060 | OLYMPIA MINERALS | Sabine Parish, LA | Oil & Gas Property | Dec 2023 |
| 1061 | OLYMPIA MINERALS | Beauregard Parish, LA | Oil & Gas Property | Dec 2023 |
| 1062 | OLYMPIAN | Duchesne County, UT | Oil & Gas Property | Jun 2024 |
| 1063 | OLYMPIC | San Juan County, NM | Oil & Gas Property | Jun 2024 |
| 1064 | OLYMPIC | Carbon County, WY | Oil & Gas Property | Mar 2024 |
| 1065 | OLYMPIC | Gonzales County, TX | Oil & Gas Property | Jun 2024 |
| 1066 | OLYMPIC 54-2-7 | Loving County, TX | Oil & Gas Property | Jun 2024 |
| 1067 | OLYMPIC COMMUNITY | Los Angeles County, CA | Oil & Gas Property | Jun 2024 |
| 1068 | OLYMPUS | Lipscomb County, TX | Oil & Gas Property | Jun 2024 |
| 1069 | OLYMPUS 1 | Ness County, KS | Oil Property | May 2024 |
| 1070 | OLYMPUS 1107 1 | Canadian County, OK | Oil & Gas Property | Jun 2024 |
| 1071 | OLYPHANT 57-T1-43X42 1H | Reeves County, TX | Oil & Gas Property | Jun 2024 |
| 1072 | OM ERICKSON 5501 11-18 4B | Williams County, ND | Oil & Gas Property | Jul 2024 |
| 1073 | OMA MCMICHAEL GAS UNIT | Freestone County, TX | Oil & Gas Property | Jun 2024 |
| 1074 | OMAHA | Kern County, CA | Oil & Gas Property | Jun 2024 |
| 1075 | OMAHA | Irion County, TX | Oil & Gas Property | May 2024 |
| 1076 | OMAHA | Carter County, OK | Oil & Gas Property | Jul 2024 |
| 1077 | OMAHA 11 | Reeves County, TX | Oil & Gas Property | Jun 2024 |
| 1078 | OMAHA 15 | Hemphill County, TX | Oil & Gas Property | Jun 2024 |
| 1079 | OMAHA 175-176 | Ward County, TX | Oil & Gas Property | Jun 2024 |
| 1080 | OMAHA HOTEL | Ness County, KS | Oil Property | Jan 2011 |
| 1081 | OMAHA WOMAN 24-13-12H | McKenzie County, ND | Oil & Gas Property | Jul 2024 |
| 1082 | OMAHA-WYOMING | Uinta County, WY | Oil & Gas Property | Jun 2024 |
| 1083 | OMAITS SMF JF | Jefferson County, OH | Gas Property | Jun 2024 |
| 1084 | OMALLEY 1 | Washington County, TX | Oil & Gas Property | Jun 2024 |
| 1085 | OMAN | Carbon County, UT | Gas Property | Mar 2016 |
| 1086 | OMAN | Jones County, TX | Oil Property | Jan 2022 |
| 1087 | OMAN KAROLYN | Shackelford County, TX | Oil & Gas Property | Dec 2019 |
| 1088 | OMAR | Kern County, CA | Oil & Gas Property | Jul 2024 |
| 1089 | OMAR | Williams County, ND | Oil & Gas Property | Jul 2024 |
| 1090 | OMAR | Williams County, ND | Oil & Gas Property | Jul 2024 |
| 1091 | OMB 1 | Kern County, CA | Oil & Gas Property | Mar 2018 |
| 1092 | OMB 2 | Kern County, CA | Oil & Gas Property | Jun 2014 |
| 1093 | OMB 3 | Kern County, CA | Oil & Gas Property | Jan 2007 |
| 1094 | OMB 4 | Kern County, CA | Oil & Gas Property | Sep 2015 |
| 1095 | OMEGA | Blaine County, OK | Oil & Gas Property | Mar 2019 |
| 1096 | OMEGA | Ventura County, CA | Oil Property | Sep 1998 |
| 1097 | OMEGA 2308 03 | San Juan County, NM | Oil & Gas Property | Jul 2024 |
| 1098 | OMEGA UNIT | Gonzales County, TX | Oil & Gas Property | May 2024 |
| 1099 | OMELET 151-94-16B-21H | McKenzie County, ND | Oil & Gas Property | Jul 2024 |
| 1100 | OMELETTE STATE | Eddy County, NM | Oil & Gas Property | Jul 2024 |