| 21101 | CENTEX | Weld County, CO | Oil & Gas Property | May 2024 |
| 21102 | CENTIPEDE NORTH UNIT 1H | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 21103 | CENTIPEDE SOUTH UNIT 1H | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 21104 | CENTRAHOMA | Coal County, OK | Oil & Gas Property | Apr 2026 |
| 21105 | CENTRAL | Ventura County, CA | Oil Property | Jan 2023 |
| 21106 | CENTRAL | Smith County, MS | Oil & Gas Property | Jun 2026 |
| 21107 | CENTRAL | Morton County, KS | Oil & Gas Property | Mar 2026 |
| 21108 | CENTRAL | Los Angeles County, CA | Oil & Gas Property | Sep 1991 |
| 21109 | CENTRAL | Allegany County, NY | Oil Property | Dec 2025 |
| 21110 | CENTRAL APPALACHIAN COAL | Kanawha County, WV | Gas Property | Dec 2021 |
| 21111 | CENTRAL BISTI | San Juan County, NM | Oil & Gas Property | Aug 2025 |
| 21112 | CENTRAL BROADVIEW UNIT | Lubbock County, TX | Oil & Gas Property | Jun 2026 |
| 21113 | CENTRAL CHA CHA UNIT | San Juan County, NM | Oil & Gas Property | Mar 1999 |
| 21114 | CENTRAL CO | San Jacinto County, TX | Oil & Gas Property | Jun 2026 |
| 21115 | CENTRAL COMMERCIAL | McClain County, OK | Oil & Gas Property | Jun 2026 |
| 21116 | CENTRAL CORBIN QUEEN UNIT | Lea County, NM | Oil & Gas Property | Mar 2012 |
| 21117 | CENTRAL CORWITH | Otsego County, MI | Gas Property | Jun 2026 |
| 21118 | CENTRAL DRINKARD UNIT | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 21119 | CENTRAL DUNE/SAN ANDRES/UNIT | Crane County, TX | Oil & Gas Property | Jun 2026 |
| 21120 | CENTRAL EK QUEEN UNIT | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 21121 | CENTRAL GLORIETA UNIT | Yoakum County, TX | Oil & Gas Property | Jun 2026 |
| 21122 | CENTRAL HILIGHT UNIT | Campbell County, WY | Oil & Gas Property | Nov 1996 |
| 21123 | CENTRAL IMMI | Ouachita Parish, LA | Gas Property | Nov 2024 |
| 21124 | CENTRAL KITTY | Campbell County, WY | Gas Property | May 2008 |
| 21125 | CENTRAL L | Seward County, KS | Gas Property | May 2026 |
| 21126 | CENTRAL LAND | Kent County, MI | Oil Property | Jul 2026 |
| 21127 | CENTRAL LEVELL | Hockley County, TX | Oil & Gas Property | May 2026 |
| 21128 | CENTRAL LIFE | Morton County, KS | Gas Property | May 2026 |
| 21129 | CENTRAL LUMBER CO | Franklin County, MS | Oil Property | May 2025 |
| 21130 | CENTRAL MALLET | Hockley County, TX | Oil & Gas Property | Jun 2026 |
| 21131 | CENTRAL NATIONAL BANK | Coke County, TX | Oil & Gas Property | Jun 2026 |
| 21132 | CENTRAL OHIO COAL | Noble County, OH | Oil & Gas Property | Dec 2023 |
| 21133 | CENTRAL OIL | Jones County, MS | Oil & Gas Property | Apr 1986 |
| 21134 | CENTRAL OWNBY UNIT | Yoakum County, TX | Oil & Gas Property | Jun 2026 |
| 21135 | CENTRAL PA LUMBER CO | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 21136 | CENTRAL PETROLEUM CO. NO. 1 | Navarro County, TX | Oil & Gas Property | Jun 2026 |
| 21137 | CENTRAL PLAINS | Yuma County, CO | Gas Property | May 2026 |
| 21138 | CENTRAL PLAINS 27 | Stevens County, KS | Oil & Gas Property | May 2026 |
| 21139 | CENTRAL POINT | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 21140 | CENTRAL ROBERTSON CLEARFORK | Gaines County, TX | Oil & Gas Property | Jun 2026 |
| 21141 | CENTRAL STATE BANK | Winkler County, TX | Oil & Gas Property | Jun 2026 |
| 21142 | CENTRAL STATE BANK | Winkler County, TX | Oil & Gas Property | May 2026 |
| 21143 | CENTRAL TRUST | Mingo County, WV | Oil & Gas Property | Dec 2021 |
| 21144 | CENTRAL TRUST | Mingo County, WV | Oil & Gas Property | Dec 2021 |
| 21145 | CENTRAL VACUUM UNIT | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 21146 | CENTRAL VAN WOODBINE UNIT | Van Zandt County, TX | Oil & Gas Property | Jun 2026 |
| 21147 | CENTRAL WASTE | Mahoning County, OH | Oil & Gas Property | Dec 2025 |
| 21148 | CENTRAL WV ENERGY | McDowell County, WV | Gas Property | Dec 2021 |
| 21149 | CENTREPORT | Tarrant County, TX | Gas Property | Jun 2026 |
| 21150 | CENTURION 53-2 UNIT | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 21151 | CENTURY FEE 20 | Crook County, WY | Oil Property | May 2026 |
| 21152 | CENTURY-DULCICH 28 | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 21153 | CEPO FEDERAL | Sweetwater County, WY | Oil & Gas Property | Jun 2026 |
| 21154 | CEPO LEWIS 2 | Sweetwater County, WY | Oil & Gas Property | Jul 2026 |
| 21155 | CEPRES | Jim Hogg County, TX | Oil & Gas Property | Jun 2026 |
| 21156 | CERBERUS | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 21157 | CERBERUS 56-3-43 UNIT | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 21158 | CERBERUS A | Wilson County, TX | Oil & Gas Property | Jun 2026 |
| 21159 | CERCA | Bradford County, PA | Gas Property | Jun 2026 |
| 21160 | CERCION FEDERAL | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 21161 | CERES | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 21162 | CERES | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 21163 | CERF | Navarro County, TX | Oil & Gas Property | May 2026 |
| 21164 | CERF 10 | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 21165 | CERF 10 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 21166 | CERF EUGENI | Navarro County, TX | Oil & Gas Property | May 2026 |
| 21167 | CERF FEDERAL COM | Eddy County, NM | Oil & Gas Property | Apr 2020 |
| 21168 | CERINI | Fresno County, CA | Oil & Gas Property | Jul 2004 |
| 21169 | CERKONEY | Billings County, ND | Oil & Gas Property | Jun 2026 |
| 21170 | CERLING UNIT 1H | Lavaca County, TX | Oil & Gas Property | Jun 2026 |
| 21171 | CERMAK NE SMF JF | Jefferson County, OH | Gas Property | Jun 2026 |
| 21172 | CERNOCKY 1 | Lincoln County, OK | Oil & Gas Property | Jul 2026 |
| 21173 | CERNOSEK | Fayette County, TX | Oil & Gas Property | Jun 2026 |
| 21174 | CERNUSKA | Greene County, PA | Gas Property | Jun 2026 |
| 21175 | CERNY 1607 | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 21176 | CERRITO | Webb County, TX | Oil & Gas Property | Jun 2026 |
| 21177 | CERRITO LAND COMPANY | Webb County, TX | Oil & Gas Property | Jan 2025 |
| 21178 | CERRITO-MATRIX | Webb County, TX | Oil & Gas Property | Jun 2026 |
| 21179 | CERRITO-SANCHEZ | Webb County, TX | Oil & Gas Property | Jun 2026 |
| 21180 | CERROS AQF FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2026 |
| 21181 | CERROW | Rooks County, KS | Oil Property | May 2026 |
| 21182 | CERTAIN | Caddo County, OK | Oil Property | May 2025 |
| 21183 | CERTAIN TEED | Caddo County, OK | Oil Property | Jun 2026 |
| 21184 | CERULLO | Fayette County, PA | Gas Property | Dec 2025 |
| 21185 | CERVI | Weld County, CO | Oil & Gas Property | Oct 2017 |
| 21186 | CERVI | Weld County, CO | Oil & Gas Property | Jan 2022 |
| 21187 | CESAK JOSEPH B | Milam County, TX | Oil & Gas Property | Jun 2026 |
| 21188 | CESARIO N | Jefferson County, OH | Gas Property | Jun 2026 |
| 21189 | CESSNA | Liberty County, TX | Oil & Gas Property | Jun 2026 |
| 21190 | CESSNA | Kingman County, KS | Oil & Gas Property | May 2026 |
| 21191 | CETERA | Dewitt County, TX | Oil & Gas Property | Jun 2026 |
| 21192 | CETO | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 21193 | CETUS | Uintah County, UT | Oil & Gas Property | Jun 2026 |
| 21194 | CETUS 3 | Converse County, WY | Oil & Gas Property | Jul 2026 |
| 21195 | CEYNAR | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 21196 | CEYNAR 2 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 21197 | CEYNAR 4 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 21198 | CEYNAR 5 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 21199 | CFC UNIT | Stephens County, TX | Oil & Gas Property | Jun 2026 |
| 21200 | CFI TURNER CORP. 30-5 | Hendry County, FL | Oil & Gas Property | Dec 2024 |