| 66101 | KALTENBACH | Butler County, PA | Oil Property | Dec 2025 |
| 66102 | KAMAL E YOUSSEF | Indiana County, PA | Gas Property | Dec 2025 |
| 66103 | KAMAS | Woods County, OK | Oil & Gas Property | Feb 2026 |
| 66104 | KAMAS | Beaver County, OK | Oil & Gas Property | Jan 2026 |
| 66105 | KAMBER 1 | Pratt County, KS | Oil Property | Dec 2025 |
| 66106 | KAMELL | Hood County, TX | Oil & Gas Property | Feb 2026 |
| 66107 | KAMIKAZE 5-8 | Howard County, TX | Oil & Gas Property | Feb 2026 |
| 66108 | KAMINSKY UNIT | Westmoreland County, PA | Gas Property | Feb 2026 |
| 66109 | KAMLA | Yuma County, CO | Gas Property | Jan 2026 |
| 66110 | KAMM | Caddo County, OK | Oil & Gas Property | Feb 2026 |
| 66111 | KAMM FARMS | Coshocton County, OH | Oil Property | Dec 2005 |
| 66112 | KAMMERDIENER | Armstrong County, PA | Gas Property | Dec 2025 |
| 66113 | KAMMERER | Wilson County, KS | Oil & Gas Property | Dec 2025 |
| 66114 | KAMMERZELL | Weld County, CO | Oil & Gas Property | Oct 2019 |
| 66115 | KAMMERZELL | Weld County, CO | Oil & Gas Property | Jan 2026 |
| 66116 | KAMP | Beaver County, OK | Oil & Gas Property | Jan 2026 |
| 66117 | KAMPERMAN | Hughes County, OK | Gas Property | Jan 2026 |
| 66118 | KAMPF | Ashtabula County, OH | Oil & Gas Property | Dec 2019 |
| 66119 | KAMPHAUS | Washita County, OK | Oil & Gas Property | Sep 2012 |
| 66120 | KAN & HOCKING COAL | Kanawha County, WV | Gas Property | Dec 2021 |
| 66121 | KAN GAULEY COAL & COKE | Fayette County, WV | Oil & Gas Property | Dec 2021 |
| 66122 | KAN. & HOCKING CO | Kanawha County, WV | Gas Property | Dec 2021 |
| 66123 | KANADA | Los Angeles County, CA | Oil & Gas Property | Dec 1990 |
| 66124 | KANADY | Butler County, KS | Oil Property | Dec 2025 |
| 66125 | KANAWHA | Fayette County, WV | Gas Property | Dec 2021 |
| 66126 | KANAWHA BANK | Kanawha County, WV | Gas Property | Dec 2021 |
| 66127 | KANAWHA CITY | Kanawha County, WV | Gas Property | Dec 2021 |
| 66128 | KANAWHA CO | Roane County, WV | Oil & Gas Property | Dec 2021 |
| 66129 | KANAWHA EAGLE COAL | Kanawha County, WV | Oil & Gas Property | Dec 2021 |
| 66130 | KANAWHA GAULEY | Fayette County, WV | Oil & Gas Property | Dec 2021 |
| 66131 | KANAWHA HOCKING | Kanawha County, WV | Oil & Gas Property | Dec 2021 |
| 66132 | KANAWHA SERVICES CORP. PEABODY | Fayette County, WV | Gas Property | Dec 2021 |
| 66133 | KANAWHA UNION BANK | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 66134 | KANCEL UNIT | Washington County, PA | Gas Property | Feb 2026 |
| 66135 | KANDI SUE | Noble County, OK | Oil & Gas Property | Oct 2012 |
| 66136 | KANDIYOHI | Burke County, ND | Oil & Gas Property | Feb 2026 |
| 66137 | KANDIYOHI | Burke County, ND | Oil & Gas Property | Feb 2026 |
| 66138 | KANDIYOHI 159-90 | Burke County, ND | Oil & Gas Property | Feb 2026 |
| 66139 | KANE | Seward County, KS | Gas Property | Dec 2025 |
| 66140 | KANE | Blaine County, MT | Gas Property | Mar 2026 |
| 66141 | KANE | Campbell County, WY | Oil Property | Sep 2017 |
| 66142 | KANE | Anderson County, KS | Oil Property | Feb 2017 |
| 66143 | KANE | Chouteau County, MT | Gas Property | Mar 2026 |
| 66144 | KANE | Kiowa County, KS | Oil & Gas Property | Dec 2025 |
| 66145 | KANE | Le Flore County, OK | Gas Property | Jan 2026 |
| 66146 | KANE | Washington County, OK | Oil Property | Feb 2026 |
| 66147 | KANE | Kiowa County, KS | Oil & Gas Property | Jun 2021 |
| 66148 | KANE | Coal County, OK | Oil & Gas Property | Feb 2026 |
| 66149 | KANE | Moore County, TX | Gas Property | Feb 2026 |
| 66150 | KANE 1 | Blaine County, MT | Gas Property | Mar 2026 |
| 66151 | KANE 13-20 4-3-29-32 | Duchesne County, UT | Oil & Gas Property | Feb 2026 |
| 66152 | KANE ESTATE | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 66153 | KANE OIL | McKean County, PA | Oil Property | Dec 1994 |
| 66154 | KANE SPRINGS | Grand County, UT | Oil & Gas Property | Feb 2026 |
| 66155 | KANE TRUST | Kiowa County, KS | Oil & Gas Property | Nov 2025 |
| 66156 | KANE WILLIAM 11942 | Butler County, PA | Gas Property | Feb 2026 |
| 66157 | KANE, THOMAS | Barbour County, WV | Oil & Gas Property | Dec 2021 |
| 66158 | KANE-BLOEMER | Kern County, CA | Oil & Gas Property | Jul 2012 |
| 66159 | KANEB-UNIVERSITY 5 | Reagan County, TX | Oil & Gas Property | Feb 2026 |
| 66160 | KANGA GAS UNIT 2H | San Augustine County, TX | Gas Property | Feb 2026 |
| 66161 | KANGA STATE D 36 | Weld County, CO | Oil & Gas Property | May 2021 |
| 66162 | KANGAROO | Panola County, TX | Oil & Gas Property | Feb 2026 |
| 66163 | KANGAROO 12 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Feb 2026 |
| 66164 | KANGERGA | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 66165 | KANGERGA | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 66166 | KANGERGA | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 66167 | KANGERGA | Rusk County, TX | Oil & Gas Property | Jul 2011 |
| 66168 | KANGERGA | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 66169 | KANGERGA | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 66170 | KANGERGA | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 66171 | KANGERGA 1-ALFORD RO (AW) 1H | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 66172 | KANGERGA A GAS UNIT 11H | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 66173 | KANGERGA ET AL | Gregg County, TX | Oil & Gas Property | Feb 2026 |
| 66174 | KANGERGA GAS UNIT | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 66175 | KANGERGA MICHAEL | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 66176 | KANKEY | Madison County, TX | Oil & Gas Property | Jan 2026 |
| 66177 | KANNEGIETER 160-90-17 P-1H | Burke County, ND | Oil & Gas Property | Feb 2026 |
| 66178 | KANNIANEN | Mountrail County, ND | Oil & Gas Property | Feb 2026 |
| 66179 | KANNIANEN FEDERAL 11-4TFHU | Mountrail County, ND | Oil & Gas Property | Feb 2026 |
| 66180 | KANNING | Toole County, MT | Oil & Gas Property | Feb 2026 |
| 66181 | KANO | Creek County, OK | Oil & Gas Property | Feb 2025 |
| 66182 | KANON | Canadian County, OK | Oil & Gas Property | Jan 2026 |
| 66183 | KANSAS | Morton County, KS | Gas Property | Dec 2025 |
| 66184 | KANSAS | Morton County, KS | Gas Property | Dec 2025 |
| 66185 | KANSAS | Finney County, KS | Gas Property | Dec 2025 |
| 66186 | KANSAS 1178 | Neosho County, KS | Gas Property | Dec 2025 |
| 66187 | KANSAS 21 28 W | Eddy County, NM | Oil & Gas Property | Feb 2026 |
| 66188 | KANSAS 28 33 W | Eddy County, NM | Oil & Gas Property | Feb 2026 |
| 66189 | KANSAS B | Finney County, KS | Gas Property | Dec 2025 |
| 66190 | KANSAS CITY L | Seward County, KS | Oil & Gas Property | Dec 2025 |
| 66191 | KANSAS REGENTS 2-15 | Morton County, KS | Gas Property | Dec 2025 |
| 66192 | KANSAS STATE | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 66193 | KANSAS STATE GAS UNIT | Finney County, KS | Gas Property | Dec 2025 |
| 66194 | KANSAS UNIVERSITY | Seward County, KS | Gas Property | Dec 2025 |
| 66195 | KANSAS UNIVERSITY | Morton County, KS | Oil & Gas Property | Dec 2025 |
| 66196 | KANSAS UNIVERSITY | Morton County, KS | Oil & Gas Property | Dec 2025 |
| 66197 | KANSAS UNIVERSITY | Stevens County, KS | Gas Property | Dec 2025 |
| 66198 | KANSAS UNIVERSITY 2-32 | Comanche County, KS | Oil & Gas Property | Dec 2025 |
| 66199 | KANSAS UNIVERSITY GAS UNIT 'B' | Morton County, KS | Gas Property | Dec 2025 |
| 66200 | KANSAS-SCOTT | Wise County, TX | Oil & Gas Property | Feb 2026 |