| 2901 | HARTLEY FEDERAL | Roger Mills County, OK | Oil & Gas Property | Jul 2008 |
| 2902 | HARTLEY HV UNIT | Harrison County, TX | Gas Property | Jan 2025 |
| 2903 | HARTLEY, DAVID | Tyler County, WV | Oil & Gas Property | Dec 2021 |
| 2904 | HARTLEY, DAVID M | Tyler County, WV | Oil & Gas Property | Dec 2021 |
| 2905 | HARTLEY, LUCILLE WEB13 | Marshall County, WV | Oil & Gas Property | Dec 2021 |
| 2906 | HARTLEY, RUSSEL | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 2907 | HARTMAN | Sumner County, KS | Oil Property | Dec 2024 |
| 2908 | HARTMAN | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 2909 | HARTMAN | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 2910 | HARTMAN | Dunn County, ND | Oil & Gas Property | Feb 2025 |
| 2911 | HARTMAN | Montague County, TX | Oil & Gas Property | Jan 2025 |
| 2912 | HARTMAN | Dunn County, ND | Oil & Gas Property | Feb 2025 |
| 2913 | HARTMAN | Renville County, ND | Oil Property | Feb 2025 |
| 2914 | HARTMAN | Cooke County, TX | Oil Property | Jan 2025 |
| 2915 | HARTMAN | Mecosta County, MI | Oil Property | Jan 2025 |
| 2916 | HARTMAN | Muskegon County, MI | Oil Property | Oct 2024 |
| 2917 | HARTMAN | Seneca County, NY | Gas Property | Dec 2023 |
| 2918 | HARTMAN | San Juan County, NM | Oil & Gas Property | Feb 2025 |
| 2919 | HARTMAN | Dewitt County, TX | Oil & Gas Property | Jan 2025 |
| 2920 | HARTMAN | Ventura County, CA | Oil & Gas Property | Dec 2024 |
| 2921 | HARTMAN | Ellis County, OK | Oil & Gas Property | Jan 2025 |
| 2922 | HARTMAN | Love County, OK | Oil Property | Aug 2024 |
| 2923 | HARTMAN | Roger Mills County, OK | Oil & Gas Property | Jan 2025 |
| 2924 | HARTMAN | San Juan County, NM | Oil & Gas Property | Feb 2025 |
| 2925 | HARTMAN A | Dewitt County, TX | Oil & Gas Property | Jan 2025 |
| 2926 | HARTMAN A | Guadalupe County, TX | Oil Property | Jan 2025 |
| 2927 | HARTMAN PAUL | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 2928 | HARTMAN UNIT | Karnes County, TX | Oil & Gas Property | Jan 2025 |
| 2929 | HARTMAN UNIT A | Dewitt County, TX | Oil & Gas Property | Jan 2025 |
| 2930 | HARTMAN-BLACK USW | Dewitt County, TX | Oil & Gas Property | Jan 2025 |
| 2931 | HARTMAN-RIPPSTEIN MIKKELSON SA1 | Karnes County, TX | Oil & Gas Property | Jan 2025 |
| 2932 | HARTMAN-WINTER | Russell County, KS | Oil Property | Dec 2024 |
| 2933 | HARTMAN/STEPHENS | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 2934 | HARTMANN | Gonzales County, TX | Oil & Gas Property | Jan 2025 |
| 2935 | HARTMANN | Wilson County, TX | Oil & Gas Property | Nov 2024 |
| 2936 | HARTMANN | Ventura County, CA | Oil & Gas Property | Dec 2024 |
| 2937 | HARTMANN ALVIN | Guadalupe County, TX | Oil & Gas Property | Jan 2025 |
| 2938 | HARTMANN-BARNARD UNIT | Ventura County, CA | Oil & Gas Property | Dec 2024 |
| 2939 | HARTNELL | Santa Barbara County, CA | Oil & Gas Property | Dec 2024 |
| 2940 | HARTNETT | Palo Pinto County, TX | Oil & Gas Property | Jan 2025 |
| 2941 | HARTNETT | Wilson County, KS | Gas Property | Dec 2024 |
| 2942 | HARTNETT | Finney County, KS | Oil Property | Dec 2024 |
| 2943 | HARTNETT 05 097 0 | Bradford County, PA | Gas Property | Feb 2025 |
| 2944 | HARTNETT UNIT | Johnson County, TX | Gas Property | Jan 2025 |
| 2945 | HARTOIN-WALKER | Wichita County, TX | Oil & Gas Property | Feb 2013 |
| 2946 | HARTON STATE | Lea County, NM | Oil & Gas Property | Apr 2023 |
| 2947 | HARTS | Crawford County, KS | Oil Property | Nov 2024 |
| 2948 | HARTSELL | Pratt County, KS | Oil Property | Aug 2009 |
| 2949 | HARTSELL-CASTLEBERRY | Wise County, TX | Oil & Gas Property | Jan 2025 |
| 2950 | HARTSFIELD | Pittsburg County, OK | Gas Property | Jan 2025 |
| 2951 | HARTSFIELD 7-8 | White County, AR | Gas Property | Jun 2024 |
| 2952 | HARTSHORN | Kingman County, KS | Oil & Gas Property | Dec 2024 |
| 2953 | HARTSHORN | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 2954 | HARTSHORNE | Pittsburg County, OK | Gas Property | Jan 2025 |
| 2955 | HARTSOCH | Williams County, ND | Oil & Gas Property | Feb 2025 |
| 2956 | HARTSOCK | Coshocton County, OH | Oil & Gas Property | Dec 2023 |
| 2957 | HARTSUCK | Noble County, OK | Oil & Gas Property | Jan 2025 |
| 2958 | HARTT | Lavaca County, TX | Oil & Gas Property | Jan 2025 |
| 2959 | HARTT GAS UNIT | Nacogdoches County, TX | Oil & Gas Property | Jan 2025 |
| 2960 | HARTUNG | Atascosa County, TX | Oil & Gas Property | Jan 2025 |
| 2961 | HARTUNG HEIRS/ | Atascosa County, TX | Oil & Gas Property | Jan 2025 |
| 2962 | HARTVIG 14-8TFH | Dunn County, ND | Oil & Gas Property | Feb 2025 |
| 2963 | HARTWELL | Hughes County, OK | Gas Property | Jan 2025 |
| 2964 | HARTWICH | Ward County, TX | Oil & Gas Property | Dec 2023 |
| 2965 | HARTWIG | Alfalfa County, OK | Oil & Gas Property | Jan 2025 |
| 2966 | HARTWIG 2 | Alfalfa County, OK | Oil & Gas Property | Jan 2025 |
| 2967 | HARTY | Young County, TX | Oil & Gas Property | Jan 2025 |
| 2968 | HARTZ | Bradford County, PA | Gas Property | Feb 2025 |
| 2969 | HARTZ | Canadian County, OK | Oil & Gas Property | Jan 2025 |
| 2970 | HARTZ 18-12-2 1H | Columbiana County, OH | Oil & Gas Property | Dec 2024 |
| 2971 | HARTZELL | Mahoning County, OH | Oil & Gas Property | Dec 2024 |
| 2972 | HARTZELL | Chautauqua County, KS | Oil Property | Dec 2024 |
| 2973 | HARTZLER | Tuscarawas County, OH | Oil & Gas Property | Dec 2017 |
| 2974 | HARTZLER | Wayne County, OH | Oil & Gas Property | Dec 2024 |
| 2975 | HARTZOG | Campbell County, WY | Gas Property | Mar 2024 |
| 2976 | HARTZOG | Campbell County, WY | Gas Property | Mar 2024 |
| 2977 | HARTZOG | Campbell County, WY | Gas Property | Mar 2024 |
| 2978 | HARTZOG DRAW | Campbell County, WY | Gas Property | Aug 2018 |
| 2979 | HARTZOG DRAW | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 2980 | HARTZOG DRAW UNIT | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 2981 | HARTZOG FEDERAL | Campbell County, WY | Gas Property | Mar 2024 |
| 2982 | HARTZOG FEDERAL | Campbell County, WY | Gas Property | Mar 2024 |
| 2983 | HARTZOG STATE | Campbell County, WY | Gas Property | Jan 2019 |
| 2984 | HARVARD | Martin County, TX | Oil & Gas Property | Feb 2024 |
| 2985 | HARVARD | Eddy County, NM | Oil & Gas Property | Feb 2025 |
| 2986 | HARVARD 0 | Weld County, CO | Oil & Gas Property | Feb 2025 |
| 2987 | HARVARD 46 | Glasscock County, TX | Oil & Gas Property | Jan 2025 |
| 2988 | HARVARD B | Martin County, TX | Oil & Gas Property | Jan 2025 |
| 2989 | HARVARD MCCLINTIC 31-30 | Midland County, TX | Oil & Gas Property | Jan 2025 |
| 2990 | HARVEST ABR STATE | Chaves County, NM | Gas Property | Feb 2025 |
| 2991 | HARVEST HOLDINGS 01 036 0 | Bradford County, PA | Gas Property | Feb 2025 |
| 2992 | HARVESTER | Shelby County, TX | Gas Property | Jan 2025 |
| 2993 | HARVESTER | Weld County, CO | Oil & Gas Property | Apr 2016 |
| 2994 | HARVESTER 11-25-12 | Alfalfa County, OK | Oil & Gas Property | Jan 2025 |
| 2995 | HARVESTERS | Weld County, CO | Oil & Gas Property | Feb 2025 |
| 2996 | HARVEY | Kay County, OK | Oil & Gas Property | Dec 2022 |
| 2997 | HARVEY | Weld County, CO | Oil & Gas Property | Feb 2025 |
| 2998 | HARVEY | Washita County, OK | Oil & Gas Property | Feb 2025 |
| 2999 | HARVEY | Ventura County, CA | Oil & Gas Property | Dec 2024 |
| 3000 | HARVEY | Graham County, KS | Oil Property | Oct 2020 |