| 2801 | MASON, GORDON | Lincoln County, WV | Oil Property | Jun 2013 |
| 2802 | MASON, JOHN F ET AL | Union County, KY | Oil Property | Dec 2024 |
| 2803 | MASON, KENNETH & JENNIFER | Tyler County, WV | Oil Property | Dec 2007 |
| 2804 | MASON-MANLEY | Union County, KY | Oil Property | Oct 2024 |
| 2805 | MASON-NELSON | Hardeman County, TX | Oil Property | Jan 2026 |
| 2806 | MASON-POSTOAK | McClain County, OK | Oil & Gas Property | Jan 2026 |
| 2807 | MASONER | Haskell County, KS | Oil & Gas Property | Dec 2025 |
| 2808 | MASONIC | Kearny County, KS | Oil & Gas Property | Dec 2025 |
| 2809 | MASONIC 72 WRD | Ward County, TX | Oil & Gas Property | Jan 2026 |
| 2810 | MASONIC HOME | Kearny County, KS | Gas Property | Dec 2025 |
| 2811 | MASONITE | Jones County, MS | Oil & Gas Property | Sep 2022 |
| 2812 | MASONITE | Wayne County, MS | Oil & Gas Property | Oct 2025 |
| 2813 | MASOPUST | Canadian County, OK | Oil & Gas Property | Apr 2024 |
| 2814 | MASQUELIER 1 | Blaine County, OK | Oil & Gas Property | Jan 2026 |
| 2815 | MASS | Moore County, TX | Oil & Gas Property | Jan 2026 |
| 2816 | MASS STATE 65-3135 | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 2817 | MASS UNIT | Pittsburg County, OK | Gas Property | Jan 2026 |
| 2818 | MASSA | Portage County, OH | Oil & Gas Property | Dec 2024 |
| 2819 | MASSARD SHALLOW | Sebastian County, AR | Gas Property | Jun 2024 |
| 2820 | MASSARO UNIT | Atascosa County, TX | Oil & Gas Property | Jan 2026 |
| 2821 | MASSASAUGA | Martin County, TX | Oil & Gas Property | Jan 2026 |
| 2822 | MASSENBURG | Stephens County, TX | Oil & Gas Property | Feb 2023 |
| 2823 | MASSENGALE | Jack County, TX | Oil & Gas Property | Aug 2021 |
| 2824 | MASSENGILL | Muskingum County, OH | Oil & Gas Property | Dec 2016 |
| 2825 | MASSEY | Mitchell County, TX | Oil Property | Dec 2025 |
| 2826 | MASSEY | Lee County, TX | Oil & Gas Property | Jan 2026 |
| 2827 | MASSEY | Ellis County, OK | Oil & Gas Property | Jan 2026 |
| 2828 | MASSEY | Woodson County, KS | Oil Property | Dec 2025 |
| 2829 | MASSEY | Victoria County, TX | Oil & Gas Property | Apr 2020 |
| 2830 | MASSEY | Montgomery County, KS | Oil & Gas Property | Dec 2023 |
| 2831 | MASSEY | Edwards County, KS | Oil & Gas Property | Dec 2025 |
| 2832 | MASSEY | Edwards County, KS | Oil & Gas Property | Nov 2025 |
| 2833 | MASSEY | Okfuskee County, OK | Oil Property | Apr 2013 |
| 2834 | MASSEY | Gray County, TX | Oil & Gas Property | Jan 2026 |
| 2835 | MASSEY | Midland County, TX | Oil & Gas Property | Jan 2026 |
| 2836 | MASSEY | Johnson County, TX | Oil & Gas Property | Jan 2026 |
| 2837 | MASSEY | Burleson County, TX | Oil & Gas Property | Jan 2026 |
| 2838 | MASSEY | Claiborne Parish, LA | Oil & Gas Property | Dec 2024 |
| 2839 | MASSEY | Hood County, TX | Oil & Gas Property | Jan 2026 |
| 2840 | MASSEY | Wise County, TX | Oil & Gas Property | May 2025 |
| 2841 | MASSEY | Morgan County, OH | Oil & Gas Property | Dec 1994 |
| 2842 | MASSEY | Throckmorton County, TX | Oil & Gas Property | Dec 2025 |
| 2843 | MASSEY 1H | Coal County, OK | Oil & Gas Property | Jan 2026 |
| 2844 | MASSEY A | Collingsworth County, TX | Gas Property | Jan 2026 |
| 2845 | MASSEY BALDWIN | Live Oak County, TX | Oil & Gas Property | Nov 2025 |
| 2846 | MASSEY ELEANOR ETAL | Morgan County, OH | Oil & Gas Property | Dec 2022 |
| 2847 | MASSEY GEORGIA GAS UNIT | Denton County, TX | Oil & Gas Property | Jan 2026 |
| 2848 | MASSEY MARVIN M. JR | Bexar County, TX | Oil & Gas Property | Jan 2026 |
| 2849 | MASSEY-BENTLEY | Ward County, TX | Oil & Gas Property | Dec 2025 |
| 2850 | MASSIE | Clay County, TX | Oil & Gas Property | Nov 2024 |
| 2851 | MASSIE | Upton County, TX | Oil & Gas Property | Jan 2026 |
| 2852 | MASSIE CHANDLER | Grady County, OK | Oil & Gas Property | Nov 2017 |
| 2853 | MASSIE R. H | Jack County, TX | Oil & Gas Property | Dec 2025 |
| 2854 | MASSIE-CHAPMAN | Gray County, TX | Oil & Gas Property | Dec 2025 |
| 2855 | MASSIER | Ellis County, KS | Oil Property | Aug 2025 |
| 2856 | MASSIER | Trego County, KS | Oil Property | Jun 1991 |
| 2857 | MASSINGALE | Harrison County, TX | Oil & Gas Property | Jan 2026 |
| 2858 | MASSINGILL | Conway County, AR | Gas Property | Jul 2024 |
| 2859 | MASSIVE 19 | Yuma County, CO | Gas Property | Jan 2026 |
| 2860 | MASSIVE STATE 3-1N-163-102 | Divide County, ND | Oil & Gas Property | Feb 2026 |
| 2861 | MASSMAN | Okfuskee County, OK | Oil & Gas Property | Jul 2020 |
| 2862 | MASSMAN | Rice County, KS | Oil Property | Nov 2025 |
| 2863 | MASSMAN | Leavenworth County, KS | Oil Property | Dec 2025 |
| 2864 | MASSO | Susquehanna County, PA | Gas Property | Feb 2026 |
| 2865 | MASSONI | Seward County, KS | Oil & Gas Property | Dec 2025 |
| 2866 | MASSOTH | Woodson County, KS | Oil Property | Apr 2024 |
| 2867 | MAST | Nacogdoches County, TX | Oil & Gas Property | Jan 2026 |
| 2868 | MAST | Trumbull County, OH | Oil & Gas Property | Dec 2025 |
| 2869 | MAST | Lawrence County, PA | Oil & Gas Property | Dec 2025 |
| 2870 | MAST | Nacogdoches County, TX | Oil & Gas Property | Jan 2026 |
| 2871 | MAST | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 2872 | MAST A. T. B | Nacogdoches County, TX | Oil & Gas Property | Dec 2025 |
| 2873 | MAST GAS UNIT A 1 | Nacogdoches County, TX | Oil & Gas Property | May 2025 |
| 2874 | MAST UNIT | Custer County, OK | Oil & Gas Property | Jan 2026 |
| 2875 | MASTEL 14-24TFH | Dunn County, ND | Oil & Gas Property | Feb 2026 |
| 2876 | MASTEN | Cochran County, TX | Oil & Gas Property | Jan 2026 |
| 2877 | MASTER SPLINTER | Washington County, PA | Gas Property | Feb 2026 |
| 2878 | MASTERBRAY | Fayette County, PA | Oil & Gas Property | Feb 2026 |
| 2879 | MASTERS | Pottawatomie County, OK | Oil Property | Sep 2025 |
| 2880 | MASTERS | Johnson County, TX | Oil & Gas Property | Dec 2025 |
| 2881 | MASTERS | Bexar County, TX | Oil & Gas Property | Jan 2026 |
| 2882 | MASTERS | Pittsburg County, OK | Gas Property | Jan 2026 |
| 2883 | MASTERS | Venango County, PA | Oil Property | Dec 2025 |
| 2884 | MASTERS | Garvin County, OK | Oil Property | Jan 2022 |
| 2885 | MASTERS | Garfield County, OK | Oil & Gas Property | Feb 2012 |
| 2886 | MASTERS HN MON | Harrison County, OH | Oil & Gas Property | Dec 2025 |
| 2887 | MASTERS UNIT | Howard County, TX | Oil & Gas Property | Jan 2026 |
| 2888 | MASTERSON | King County, TX | Oil & Gas Property | Jan 2026 |
| 2889 | MASTERSON | Pecos County, TX | Oil & Gas Property | Jan 2026 |
| 2890 | MASTERSON | Perry County, OH | Oil & Gas Property | Dec 2001 |
| 2891 | MASTERSON | Morgan County, OH | Oil & Gas Property | Dec 2012 |
| 2892 | MASTERSON | Brazoria County, TX | Oil & Gas Property | Jan 2026 |
| 2893 | MASTERSON | Ottawa County, MI | Oil Property | Apr 2026 |
| 2894 | MASTERSON | Pecos County, TX | Oil & Gas Property | Jan 2026 |
| 2895 | MASTERSON | Perry County, OH | Oil & Gas Property | Dec 2024 |
| 2896 | MASTERSON | Potter County, TX | Oil & Gas Property | Jan 2026 |
| 2897 | MASTERSON | Potter County, TX | Gas Property | Jan 2026 |
| 2898 | MASTERSON | Reagan County, TX | Oil & Gas Property | Dec 2025 |
| 2899 | MASTERSON | Brazoria County, TX | Oil Property | Jan 2026 |
| 2900 | MASTERSON | Potter County, TX | Oil & Gas Property | Jan 2026 |