| 801 | MCNEFF | Grady County, OK | Oil & Gas Property | Jun 2023 |
| 802 | MCNEFF | Canadian County, OK | Oil & Gas Property | Jan 2025 |
| 803 | MCNEFF 1-26 | Grady County, OK | Oil & Gas Property | Dec 2024 |
| 804 | MCNEIL | Custer County, OK | Oil & Gas Property | Sep 2024 |
| 805 | MCNEILL | Custer County, OK | Oil & Gas Property | Dec 2024 |
| 806 | MCNEILL | Logan County, OK | Oil & Gas Property | Dec 2024 |
| 807 | MCNULTY | Tulsa County, OK | Oil Property | Mar 2021 |
| 808 | MCNULTY | Kingfisher County, OK | Oil & Gas Property | Dec 2024 |
| 809 | MCNULTY | Pawnee County, OK | Oil & Gas Property | Jun 2024 |
| 810 | MCNUTT | Okmulgee County, OK | Oil & Gas Property | Apr 2024 |
| 811 | MCNUTT 1 | Hughes County, OK | Gas Property | Aug 2021 |
| 812 | MCOSKER 1-2 | Woods County, OK | Oil & Gas Property | Nov 2022 |
| 813 | MCOSKER 2815 | Woods County, OK | Oil & Gas Property | Jan 2025 |
| 814 | MCPHAIL | Logan County, OK | Oil & Gas Property | Dec 2024 |
| 815 | MCPHAIL 1-31H | Logan County, OK | Oil & Gas Property | Dec 2024 |
| 816 | MCPHERSON | Blaine County, OK | Oil & Gas Property | Dec 2024 |
| 817 | MCPHERSON | Garvin County, OK | Oil & Gas Property | Jan 2025 |
| 818 | MCPHERSON | Caddo County, OK | Oil & Gas Property | Dec 2024 |
| 819 | MCPHERSON MU48-53 31-06-07 | McClain County, OK | Oil Property | Dec 2024 |
| 820 | MCQUEEN | Hughes County, OK | Gas Property | Dec 2018 |
| 821 | MCQUIGG | Ellis County, OK | Oil & Gas Property | Dec 2024 |
| 822 | MCQUOWN | Major County, OK | Oil & Gas Property | Dec 2024 |
| 823 | MCREE 1 | Washita County, OK | Oil & Gas Property | Dec 2024 |
| 824 | MCSOUD | Creek County, OK | Oil Property | Dec 2024 |
| 825 | MCSOUD | Creek County, OK | Oil Property | Dec 2024 |
| 826 | MCSWAIN | Pontotoc County, OK | Oil Property | Sep 2024 |
| 827 | MCSWAIN 1 | Noble County, OK | Oil & Gas Property | Dec 2017 |
| 828 | MCU 2 | Major County, OK | Oil & Gas Property | Dec 2024 |
| 829 | MCU 3 | Major County, OK | Oil & Gas Property | Dec 2024 |
| 830 | MCVEY | Caddo County, OK | Oil Property | Jan 2025 |
| 831 | MCVEY | Caddo County, OK | Oil & Gas Property | Dec 2024 |
| 832 | MCWHIRTER | Canadian County, OK | Oil & Gas Property | Dec 2024 |
| 833 | MCWILLIAMS | Osage County, OK | Oil Property | Nov 2013 |
| 834 | MCWILLIAMS | Pittsburg County, OK | Gas Property | Nov 2024 |
| 835 | MCWILLIAMS 33 | Texas County, OK | Oil & Gas Property | Dec 2024 |
| 836 | MD BAR | Le Flore County, OK | Gas Property | Dec 2024 |
| 837 | MD RICHARDSON | Pottawatomie County, OK | Oil Property | Dec 2024 |
| 838 | MDT 19-18-24 | Ellis County, OK | Oil & Gas Property | Dec 2024 |
| 839 | MEACHAM | Custer County, OK | Oil & Gas Property | Dec 2024 |
| 840 | MEACHAM | Custer County, OK | Oil & Gas Property | Dec 2024 |
| 841 | MEACHAM | Custer County, OK | Oil & Gas Property | Dec 2024 |
| 842 | MEADERS | Okfuskee County, OK | Oil & Gas Property | Oct 2023 |
| 843 | MEADORS | Hughes County, OK | Oil & Gas Property | Dec 2024 |
| 844 | MEADORS | Grady County, OK | Oil & Gas Property | Dec 2024 |
| 845 | MEADORS | Pittsburg County, OK | Gas Property | Dec 2024 |
| 846 | MEADORS | Hughes County, OK | Oil & Gas Property | Sep 2019 |
| 847 | MEADOWLAKE | Garfield County, OK | Oil & Gas Property | Jan 2025 |
| 848 | MEADVILLE | Comanche County, OK | Oil & Gas Property | Nov 2024 |
| 849 | MEAL TICKET 1-12 | Hughes County, OK | Oil & Gas Property | Dec 2024 |
| 850 | MEANS | Haskell County, OK | Gas Property | Dec 2024 |
| 851 | MEANS | Beaver County, OK | Oil & Gas Property | Dec 2024 |
| 852 | MEANS | Alfalfa County, OK | Oil & Gas Property | Jan 2025 |
| 853 | MECCA-MASLEN | Craig County, OK | Oil Property | Sep 2024 |
| 854 | MECHEK | Washita County, OK | Oil & Gas Property | Dec 2024 |
| 855 | MEDDERS | Washita County, OK | Oil & Gas Property | Dec 2024 |
| 856 | MEDDERS | Washita County, OK | Oil & Gas Property | Dec 2024 |
| 857 | MEDFORD | Grant County, OK | Oil & Gas Property | Dec 2024 |
| 858 | MEDFORD | Pawnee County, OK | Oil & Gas Property | Jun 2020 |
| 859 | MEDICINE ARROWS | McClain County, OK | Oil & Gas Property | Dec 2024 |
| 860 | MEDICINE ARROWS 2-35-0704 | McClain County, OK | Oil & Gas Property | Dec 2024 |
| 861 | MEDICINE BEAR 1H-8 | Roger Mills County, OK | Oil & Gas Property | Dec 2024 |
| 862 | MEDILL 2015 | Major County, OK | Oil & Gas Property | Jan 2025 |
| 863 | MEDLEY | Pittsburg County, OK | Gas Property | Oct 2022 |
| 864 | MEDLEY 0605 | Grady County, OK | Oil & Gas Property | Dec 2024 |
| 865 | MEDRANO | Caddo County, OK | Oil & Gas Property | Dec 2024 |
| 866 | MEEK | Custer County, OK | Oil & Gas Property | Jan 2025 |
| 867 | MEEK | Pontotoc County, OK | Oil Property | Dec 2024 |
| 868 | MEEK | Hemphill County, TX | Oil & Gas Property | Dec 2024 |
| 869 | MEEK FEDERAL | Major County, OK | Oil & Gas Property | Dec 2024 |
| 870 | MEEKER | Oklahoma County, OK | Oil & Gas Property | Jan 2025 |
| 871 | MEEKER 1 | Oklahoma County, OK | Oil & Gas Property | Dec 2024 |
| 872 | MEEKS | Carter County, OK | Oil & Gas Property | Dec 2001 |
| 873 | MEEKS | Pontotoc County, OK | Oil & Gas Property | Apr 2015 |
| 874 | MEGATRON | Garvin County, OK | Oil & Gas Property | Dec 2024 |
| 875 | MEGENITY | Noble County, OK | Oil & Gas Property | Mar 2016 |
| 876 | MEHAN | Payne County, OK | Oil & Gas Property | Dec 2024 |
| 877 | MEHEW | Blaine County, OK | Oil & Gas Property | Dec 2024 |
| 878 | MEHLS | Beaver County, OK | Oil & Gas Property | Dec 2024 |
| 879 | MEIBERGEN | Garfield County, OK | Oil & Gas Property | Jan 2025 |
| 880 | MEIER | Blaine County, OK | Oil & Gas Property | Jan 2025 |
| 881 | MEIER | Noble County, OK | Oil & Gas Property | Apr 2024 |
| 882 | MEIER | Blaine County, OK | Oil & Gas Property | May 2023 |
| 883 | MEIER | Woods County, OK | Oil & Gas Property | Dec 2024 |
| 884 | MEIER | Blaine County, OK | Oil & Gas Property | Dec 2024 |
| 885 | MEIER | Kingfisher County, OK | Oil & Gas Property | Dec 2024 |
| 886 | MEIER 1 | Beaver County, OK | Oil & Gas Property | Dec 2024 |
| 887 | MEIER 2614 | Woods County, OK | Oil & Gas Property | Nov 2024 |
| 888 | MEIER 2816 | Woods County, OK | Oil & Gas Property | Jan 2025 |
| 889 | MEIKLE | Garfield County, OK | Oil & Gas Property | Nov 2024 |
| 890 | MEININGER 32 | Ellis County, OK | Oil & Gas Property | Dec 2024 |
| 891 | MEISEL | Texas County, OK | Gas Property | Dec 2024 |
| 892 | MEIWES | Canadian County, OK | Oil & Gas Property | Dec 2024 |
| 893 | MEL 2H-30 | Blaine County, OK | Oil & Gas Property | Dec 2024 |
| 894 | MEL B | Kingfisher County, OK | Oil & Gas Property | Dec 2024 |
| 895 | MEL BIA | Canadian County, OK | Oil & Gas Property | Dec 2024 |
| 896 | MELA 1-29 | Kay County, OK | Oil & Gas Property | Dec 2024 |
| 897 | MELBA | Roger Mills County, OK | Oil & Gas Property | Jan 2025 |
| 898 | MELBA JO | Haskell County, OK | Gas Property | Dec 2024 |
| 899 | MELBA JUNE | Roger Mills County, OK | Oil & Gas Property | Dec 2024 |
| 900 | MELCHER | Alfalfa County, OK | Oil & Gas Property | May 2019 |