| 83701 | MCLEOD | Cherokee County, TX | Oil & Gas Property | Feb 2009 |
| 83702 | MCLEOD 1 | Kingman County, KS | Oil & Gas Property | Jun 2025 |
| 83703 | MCLEOD GAS UNIT | Cherokee County, TX | Oil & Gas Property | Aug 2025 |
| 83704 | MCLEROY | Johnson County, TX | Gas Property | Aug 2025 |
| 83705 | MCLERRAN | Milam County, TX | Oil & Gas Property | Aug 2025 |
| 83706 | MCLIN | Garfield County, CO | Oil & Gas Property | Aug 2025 |
| 83707 | MCLIN R J | Lee County, KY | Oil Property | Apr 2018 |
| 83708 | MCLINTOCK | Burleson County, TX | Oil & Gas Property | Aug 2025 |
| 83709 | MCLINTOCK 1 | Martin County, TX | Oil & Gas Property | Aug 2025 |
| 83710 | MCLOFFLIN | Harrison County, TX | Oil & Gas Property | Aug 2025 |
| 83711 | MCLOVIN 1605 | Kingfisher County, OK | Oil & Gas Property | Jul 2025 |
| 83712 | MCMAHAN | Wheeler County, TX | Oil & Gas Property | Aug 2025 |
| 83713 | MCMAHAN | Jackson County, OK | Oil Property | Mar 2025 |
| 83714 | MCMAHAN | Canadian County, OK | Oil & Gas Property | Jul 2025 |
| 83715 | MCMAHAN | Okfuskee County, OK | Oil & Gas Property | Jun 2025 |
| 83716 | MCMAHAN | Cotton County, OK | Oil Property | Jul 2025 |
| 83717 | MCMAHAN 0 | McClain County, OK | Oil & Gas Property | Jul 2025 |
| 83718 | MCMAHAN P | Okmulgee County, OK | Oil Property | Jul 2023 |
| 83719 | MCMAHAN S | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 83720 | MCMAHAN UNIT | Washington County, TX | Oil & Gas Property | Aug 2025 |
| 83721 | MCMAHON | Cotton County, OK | Oil Property | Aug 2025 |
| 83722 | MCMAHON | Gladwin County, MI | Oil & Gas Property | Apr 2016 |
| 83723 | MCMAHON | Bradford County, PA | Gas Property | Aug 2025 |
| 83724 | MCMAHON | Park County, WY | Oil & Gas Property | Aug 2025 |
| 83725 | MCMAHON | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 83726 | MCMAHON | Tarrant County, TX | Gas Property | Aug 2025 |
| 83727 | MCMAHON | Muskegon County, MI | Oil Property | Sep 2025 |
| 83728 | MCMAHON FEDERAL | Shelby County, TX | Oil & Gas Property | Aug 2025 |
| 83729 | MCMAHON JOHN | Guadalupe County, TX | Oil & Gas Property | Aug 2022 |
| 83730 | MCMAHON PATENTED | Park County, WY | Oil & Gas Property | Aug 2025 |
| 83731 | MCMAHON RICHARD L | Freestone County, TX | Oil & Gas Property | Jul 2025 |
| 83732 | MCMAKIN | Washita County, OK | Oil & Gas Property | Jul 2025 |
| 83733 | MCMANNIS | Pratt County, KS | Oil & Gas Property | Jun 2025 |
| 83734 | MCMANUS | Dewitt County, TX | Oil & Gas Property | Aug 2025 |
| 83735 | MCMANUS | Kern County, CA | Oil & Gas Property | Sep 2025 |
| 83736 | MCMANUS | Toole County, MT | Oil & Gas Property | Aug 2025 |
| 83737 | MCMANUS | Gonzales County, TX | Oil & Gas Property | Aug 2025 |
| 83738 | MCMANUS | San Juan County, NM | Gas Property | Aug 2025 |
| 83739 | MCMANUS | Okfuskee County, OK | Oil & Gas Property | Jul 2025 |
| 83740 | MCMANUS | Irion County, TX | Oil & Gas Property | Aug 2025 |
| 83741 | MCMANUS | Stephens County, OK | Oil Property | Jul 2024 |
| 83742 | MCMANUS 33-22 | La Plata County, CO | Gas Property | Aug 2025 |
| 83743 | MCMASTER | Nolan County, TX | Oil & Gas Property | Aug 2025 |
| 83744 | MCMASTER | Reagan County, TX | Oil & Gas Property | Aug 2025 |
| 83745 | MCMASTER UNIT | Washington County, PA | Gas Property | Aug 2025 |
| 83746 | MCMASTERS MYRTLE | Reagan County, TX | Oil & Gas Property | Aug 2025 |
| 83747 | MCMEANS | Stonewall County, TX | Oil & Gas Property | Jul 2025 |
| 83748 | MCMEANS W. G. OPERATING AREA | Kent County, TX | Oil & Gas Property | Jan 2022 |
| 83749 | MCMEANS, WALTER G OPE | Kent County, TX | Oil Property | Jan 2022 |
| 83750 | MCMEEN | Stephens County, TX | Oil & Gas Property | Apr 2021 |
| 83751 | MCMENAMY | Johnson County, TX | Gas Property | Jul 2019 |
| 83752 | MCMENAMY | Lubbock County, TX | Oil & Gas Property | Aug 2025 |
| 83753 | MCMENEMY | Anderson County, KS | Oil Property | Jun 2025 |
| 83754 | MCMICHAEL | Freestone County, TX | Oil & Gas Property | Aug 2025 |
| 83755 | MCMICHAEL | Beaver County, PA | Gas Property | Aug 2025 |
| 83756 | MCMICHAEL | Freestone County, TX | Oil & Gas Property | Aug 2025 |
| 83757 | MCMICHAEL | Stevens County, KS | Gas Property | Jun 2025 |
| 83758 | MCMICHAEL | Hardeman County, TX | Oil & Gas Property | Aug 2025 |
| 83759 | MCMICHAEL | Kearny County, KS | Gas Property | Jun 2025 |
| 83760 | MCMICHAEL | De Soto Parish, LA | Gas Property | Dec 2024 |
| 83761 | MCMICHAEL OMA GAS UNIT | Freestone County, TX | Oil & Gas Property | Aug 2025 |
| 83762 | MCMILLAN | Roane County, WV | Oil & Gas Property | Dec 2021 |
| 83763 | MCMILLAN | Sutton County, TX | Oil & Gas Property | Aug 2025 |
| 83764 | MCMILLAN | Washington County, OK | Oil Property | Jun 2025 |
| 83765 | MCMILLAN | Jack County, TX | Oil & Gas Property | Nov 2023 |
| 83766 | MCMILLAN | Johnson County, AR | Gas Property | Jun 2024 |
| 83767 | MCMILLAN | Finney County, KS | Gas Property | Jun 2025 |
| 83768 | MCMILLAN | Stafford County, KS | Oil Property | May 2025 |
| 83769 | MCMILLAN | Campbell County, WY | Oil & Gas Property | Sep 2024 |
| 83770 | MCMILLAN | Escambia County, AL | Oil & Gas Property | Jul 2025 |
| 83771 | MCMILLAN | Mitchell County, TX | Oil & Gas Property | Aug 2025 |
| 83772 | MCMILLAN | Stafford County, KS | Oil Property | Jun 2025 |
| 83773 | MCMILLAN | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 83774 | MCMILLAN | Scurry County, TX | Oil & Gas Property | Aug 2025 |
| 83775 | MCMILLAN | Knox County, OH | Oil & Gas Property | Dec 2024 |
| 83776 | MCMILLAN 'A' | Stafford County, KS | Gas Property | Oct 2008 |
| 83777 | MCMILLAN 14-23H | Dunn County, ND | Oil & Gas Property | Sep 2025 |
| 83778 | MCMILLAN 24 STATE | Eddy County, NM | Oil & Gas Property | Jul 2025 |
| 83779 | MCMILLAN 3 | Escambia County, AL | Oil & Gas Property | Jul 2025 |
| 83780 | MCMILLAN A | Stafford County, KS | Oil Property | Jun 2025 |
| 83781 | MCMILLEN | Faulkner County, AR | Gas Property | Jul 2024 |
| 83782 | MCMILLEN | Weld County, CO | Oil & Gas Property | Aug 2025 |
| 83783 | MCMILLEN | Kay County, OK | Oil Property | May 2025 |
| 83784 | MCMILLEN | Wilson County, KS | Oil & Gas Property | Jun 2025 |
| 83785 | MCMILLEN | Wilson County, KS | Oil & Gas Property | Jun 2025 |
| 83786 | MCMILLEN LEASE 25 | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 83787 | MCMILLIAN | Sutton County, TX | Oil & Gas Property | Aug 2025 |
| 83788 | MCMILLIAN | Fort Bend County, TX | Oil & Gas Property | Aug 2025 |
| 83789 | MCMILLIAN | Creek County, OK | Oil & Gas Property | Sep 2022 |
| 83790 | MCMILLIAN | Washington County, OK | Gas Property | Jun 2015 |
| 83791 | MCMILLIN | Montgomery County, KS | Gas Property | Jun 2025 |
| 83792 | MCMILLIN | Montgomery County, KS | Gas Property | Jun 2025 |
| 83793 | MCMILLIN | Montgomery County, KS | Oil & Gas Property | Oct 2024 |
| 83794 | MCMILLIN | Stonewall County, TX | Oil & Gas Property | Aug 2025 |
| 83795 | MCMILLIN (CANYON SAND) UNIT | Stonewall County, TX | Oil & Gas Property | Aug 2025 |
| 83796 | MCMILLION | Clark County, KS | Oil Property | Jun 2025 |
| 83797 | MCMILLON | Taylor County, TX | Oil & Gas Property | Jul 2025 |
| 83798 | MCMINIMY | Clark County, KS | Oil & Gas Property | Jun 2025 |
| 83799 | MCMINIMY 1 | Clark County, KS | Oil Property | Jun 2025 |
| 83800 | MCMINN | Cowley County, KS | Oil Property | Mar 2025 |