| 4001 | MCCAULLEY | Stephens County, OK | Oil & Gas Property | Feb 2025 |
| 4002 | MCCAUSLAND | Coshocton County, OH | Oil Property | Dec 2016 |
| 4003 | MCCAW | La Plata County, CO | Gas Property | Feb 2025 |
| 4004 | MCCAW BT | Eddy County, NM | Oil & Gas Property | Apr 2017 |
| 4005 | MCCAY M-598 | Clearfield County, PA | Gas Property | Dec 2024 |
| 4006 | MCCAY-BIA | Caddo County, OK | Oil & Gas Property | Jan 2025 |
| 4007 | MCCELVEY | La Salle County, TX | Oil & Gas Property | Jan 2025 |
| 4008 | MCCELVEY WEIMER HC1 | La Salle County, TX | Oil & Gas Property | Jan 2025 |
| 4009 | MCCHESNEY | Natrona County, WY | Oil Property | Feb 2025 |
| 4010 | MCCHESNEY | Chautauqua County, NY | Gas Property | Dec 2023 |
| 4011 | MCCHESNEY | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 4012 | MCCHESNEY | Morrow County, OH | Oil & Gas Property | Dec 2023 |
| 4013 | MCCHESNEY UNIT | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 4014 | MCCLAIN | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 4015 | MCCLAIN | Coshocton County, OH | Oil & Gas Property | Dec 2023 |
| 4016 | MCCLAIN | Morton County, KS | Oil & Gas Property | Dec 2024 |
| 4017 | MCCLAIN | Trinity County, TX | Oil & Gas Property | Jan 2025 |
| 4018 | MCCLAIN | Grady County, OK | Oil & Gas Property | Jan 2025 |
| 4019 | MCCLAIN | Carroll County, OH | Oil Property | Dec 2006 |
| 4020 | MCCLAIN | Webster County, KY | Oil Property | Dec 2023 |
| 4021 | MCCLAIN | Le Flore County, OK | Gas Property | Jan 2025 |
| 4022 | MCCLAIN | Grady County, OK | Oil & Gas Property | Jan 2025 |
| 4023 | MCCLAIN | Caddo County, OK | Oil & Gas Property | Jan 2025 |
| 4024 | MCCLAIN | Jefferson County, OK | Oil Property | Jan 2025 |
| 4025 | MCCLAIN | Hocking County, OH | Oil & Gas Property | Dec 1998 |
| 4026 | MCCLAIN | Nemaha County, KS | Oil Property | Dec 2024 |
| 4027 | MCCLAIN | Licking County, OH | Oil & Gas Property | Dec 2024 |
| 4028 | MCCLAIN | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 4029 | MCCLAIN | Fayette County, PA | Oil & Gas Property | Dec 2024 |
| 4030 | MCCLAIN 8 | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 4031 | MCCLAIN, HELEN | Lewis County, WV | Gas Property | Dec 2021 |
| 4032 | MCCLAIN, JAMES | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 4033 | MCCLANAHAN | Stephens County, OK | Oil Property | Jan 2025 |
| 4034 | MCCLANAHAN | Dewitt County, TX | Oil & Gas Property | Jan 2025 |
| 4035 | MCCLANAHAN | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 4036 | MCCLANAHAN | Texas County, OK | Oil & Gas Property | Jan 2025 |
| 4037 | MCCLANAHAN 1 | Johnson County, TX | Gas Property | Jan 2025 |
| 4038 | MCCLANAHAN, JAMES N | Labette County, KS | Gas Property | Dec 2024 |
| 4039 | MCCLANAHAN-BLACKWELL 2 (SA) B | Dewitt County, TX | Oil & Gas Property | Jan 2025 |
| 4040 | MCCLANE | Martin County, TX | Oil & Gas Property | Jan 2025 |
| 4041 | MCCLARAN | Harrison County, TX | Oil & Gas Property | Jan 2025 |
| 4042 | MCCLARAN J. C | Limestone County, TX | Oil & Gas Property | Jan 2025 |
| 4043 | MCCLAREN | Grant County, KS | Gas Property | Dec 2024 |
| 4044 | MCCLAREN | Kiowa County, KS | Oil & Gas Property | Nov 2024 |
| 4045 | MCCLAREN | Grant County, KS | Gas Property | Dec 2024 |
| 4046 | MCCLAREN | Grant County, KS | Gas Property | Dec 2024 |
| 4047 | MCCLAREN T. J. GAS UNIT | Limestone County, TX | Oil & Gas Property | Jan 2025 |
| 4048 | MCCLAREN, MARY | Conway County, AR | Gas Property | Jun 2020 |
| 4049 | MCCLASKEY | Sumner County, KS | Oil & Gas Property | Dec 2024 |
| 4050 | MCCLASKEY | Kay County, OK | Oil Property | Jan 2025 |
| 4051 | MCCLATCHEY-GAUVEY | Crockett County, TX | Oil Property | Feb 2024 |
| 4052 | MCCLATCHY | Young County, TX | Oil Property | Dec 2024 |
| 4053 | MCCLAUGHERTY | McMullen County, TX | Oil & Gas Property | Jan 2025 |
| 4054 | MCCLAY | Licking County, OH | Oil & Gas Property | Dec 2023 |
| 4055 | MCCLAY | Rooks County, KS | Oil Property | Dec 2024 |
| 4056 | MCCLAY | Weld County, CO | Oil & Gas Property | Dec 2018 |
| 4057 | MCCLAY FEDERAL | Eddy County, NM | Oil Property | Mar 2023 |
| 4058 | MCCLAY J | Washington County, PA | Oil Property | Dec 1993 |
| 4059 | MCCLEARY | Lubbock County, TX | Oil & Gas Property | Jan 2025 |
| 4060 | MCCLEARY | Jefferson County, PA | Gas Property | Dec 2024 |
| 4061 | MCCLELLAN | Chaves County, NM | Gas Property | Oct 2021 |
| 4062 | MCCLELLAN | Hardeman County, TX | Oil & Gas Property | Jan 2025 |
| 4063 | MCCLELLAN | Warren County, KY | Oil & Gas Property | Dec 2023 |
| 4064 | MCCLELLAN | Hardeman County, TX | Oil & Gas Property | Jan 2025 |
| 4065 | MCCLELLAN | Campbell County, WY | Oil & Gas Property | Aug 1994 |
| 4066 | MCCLELLAN | Rooks County, KS | Oil Property | Dec 2024 |
| 4067 | MCCLELLAN | Hansford County, TX | Oil & Gas Property | Dec 2024 |
| 4068 | MCCLELLAN | Scott County, KS | Oil Property | Oct 2024 |
| 4069 | MCCLELLAN | Weld County, CO | Oil & Gas Property | Feb 2017 |
| 4070 | MCCLELLAN | Franklin County, KS | Oil Property | Dec 2024 |
| 4071 | MCCLELLAN | Milam County, TX | Oil & Gas Property | Jan 2025 |
| 4072 | MCCLELLAN | Roger Mills County, OK | Oil & Gas Property | Feb 2025 |
| 4073 | MCCLELLAN | Brown County, TX | Gas Property | Nov 2023 |
| 4074 | MCCLELLAN 1 | De Soto Parish, LA | Gas Property | Dec 2024 |
| 4075 | MCCLELLAN 11 | Roger Mills County, OK | Oil & Gas Property | Feb 2025 |
| 4076 | MCCLELLAN M | Chaves County, NM | Oil & Gas Property | Jan 2025 |
| 4077 | MCCLELLAND | Medina County, OH | Oil & Gas Property | Dec 2005 |
| 4078 | MCCLELLAND | Stephens County, OK | Oil & Gas Property | Jan 2025 |
| 4079 | MCCLELLAND | Grant County, KS | Oil & Gas Property | Dec 2024 |
| 4080 | MCCLELLAND | Greenwood County, KS | Oil Property | Dec 2024 |
| 4081 | MCCLELLAND | Kingfisher County, OK | Oil & Gas Property | Jan 2025 |
| 4082 | MCCLELLAND | Texas County, OK | Gas Property | Jan 2025 |
| 4083 | MCCLELLAND | Upshur County, TX | Oil & Gas Property | Jan 2025 |
| 4084 | MCCLELLAND | Live Oak County, TX | Oil & Gas Property | Jan 2025 |
| 4085 | MCCLELLAND | Campbell County, WY | Gas Property | Apr 2011 |
| 4086 | MCCLENDON | Harrison County, TX | Oil & Gas Property | Jan 2025 |
| 4087 | MCCLENDON | Cherokee County, TX | Oil & Gas Property | Jan 2025 |
| 4088 | MCCLENDON | Lafayette County, AR | Oil Property | Apr 2018 |
| 4089 | MCCLENDON | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 4090 | MCCLESKEY | Eastland County, TX | Oil & Gas Property | Dec 2024 |
| 4091 | MCCLESKEY E. J | Stephens County, TX | Gas Property | Sep 2024 |
| 4092 | MCCLIMANS | Mercer County, PA | Oil & Gas Property | Dec 2024 |
| 4093 | MCCLINTIC | Midland County, TX | Oil & Gas Property | Jan 2025 |
| 4094 | MCCLINTIC | Crane County, TX | Oil & Gas Property | Jan 2025 |
| 4095 | MCCLINTIC JAMES W. GAS UNIT 1 | Limestone County, TX | Oil & Gas Property | Jan 2025 |
| 4096 | MCCLINTIC TRUST | Midland County, TX | Oil & Gas Property | Jan 2025 |
| 4097 | MCCLINTIC, E | Putnam County, WV | Oil & Gas Property | Dec 2021 |
| 4098 | MCCLINTICK | Crawford County, KS | Oil Property | Jul 2018 |
| 4099 | MCCLINTOCK | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 4100 | MCCLINTOCK | Williams County, ND | Oil & Gas Property | Feb 2025 |