| 5101 | CIERVO | La Salle County, TX | Oil & Gas Property | Nov 2025 |
| 5102 | CIG 2-10 | Sweetwater County, WY | Oil & Gas Property | Jan 2026 |
| 5103 | CIG FEE | Fremont County, WY | Oil & Gas Property | Jan 2026 |
| 5104 | CIGE | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 5105 | CIGE | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 5106 | CIGE | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 5107 | CILANTRO 2524-C3 | Reeves County, TX | Oil & Gas Property | Dec 2025 |
| 5108 | CIMAREX UNIVERSITY | Ward County, TX | Oil & Gas Property | Nov 2025 |
| 5109 | CIMAREX UNIVERSITY 20 | Winkler County, TX | Oil & Gas Property | Dec 2025 |
| 5110 | CIMARRON | Las Animas County, CO | Gas Property | Jan 2026 |
| 5111 | CIMARRON | Major County, OK | Oil & Gas Property | Dec 2025 |
| 5112 | CIMARRON | Reeves County, TX | Oil & Gas Property | Dec 2025 |
| 5113 | CIMARRON | Meade County, KS | Oil & Gas Property | Sep 2025 |
| 5114 | CIMARRON | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 5115 | CIMARRON 1 | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 5116 | CIMARRON 16 19 34 RN STATE COM | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 5117 | CIMARRON 23 FEDERAL 00 | Eddy County, NM | Oil & Gas Property | Jun 2012 |
| 5118 | CIMARRON BLUFF | Meade County, KS | Oil & Gas Property | Aug 2023 |
| 5119 | CIMARRON G | Meade County, KS | Oil & Gas Property | Sep 2025 |
| 5120 | CINCINNATI | McKenzie County, ND | Oil & Gas Property | Jan 2026 |
| 5121 | CINCINNATI 1-13 | Woods County, OK | Oil & Gas Property | Jan 2026 |
| 5122 | CINCINNATUS | Fayette County, TX | Oil & Gas Property | Dec 2025 |
| 5123 | CINCO 1HH | Panola County, TX | Gas Property | Dec 2025 |
| 5124 | CINCO DE MAYO FEDERAL | Lea County, NM | Oil & Gas Property | May 1997 |
| 5125 | CINCO DIABLOS | Sandoval County, NM | Gas Property | Jan 2026 |
| 5126 | CINCO J RANCH | Gonzales County, TX | Oil & Gas Property | Dec 2025 |
| 5127 | CINCO RANCH | Gonzales County, TX | Oil & Gas Property | Dec 2025 |
| 5128 | CINCO TERRY | Crockett County, TX | Oil & Gas Property | Nov 2025 |
| 5129 | CINDA | Barber County, KS | Oil & Gas Property | Sep 2025 |
| 5130 | CINDA FLAX | Ness County, KS | Oil Property | Sep 2025 |
| 5131 | CINDA JONES | Creek County, OK | Oil Property | Sep 2013 |
| 5132 | CINDY | Latimer County, OK | Gas Property | Dec 2025 |
| 5133 | CINDY | Harrison County, TX | Oil & Gas Property | Nov 2025 |
| 5134 | CINDY | Upton County, TX | Oil & Gas Property | Nov 2025 |
| 5135 | CINDY 1 | Lincoln County, OK | Oil & Gas Property | Dec 2025 |
| 5136 | CINDY 1-3H | Washita County, OK | Oil & Gas Property | Dec 2025 |
| 5137 | CINDY BLIKRE | Williams County, ND | Oil & Gas Property | Jan 2026 |
| 5138 | CINDY KAY | Upton County, TX | Oil & Gas Property | Dec 2025 |
| 5139 | CINDY LOU 27-13N-9W | Canadian County, OK | Oil & Gas Property | Dec 2025 |
| 5140 | CINDY SUE GU 1 | Nacogdoches County, TX | Oil & Gas Property | Nov 2025 |
| 5141 | CINEREOUS FED COM | Converse County, WY | Oil & Gas Property | Jan 2026 |
| 5142 | CINGANO | Gladwin County, MI | Oil Property | Jul 2025 |
| 5143 | CINK | Grant County, OK | Oil & Gas Property | Oct 2022 |
| 5144 | CINNABAR | Lavaca County, TX | Oil & Gas Property | Dec 2025 |
| 5145 | CINNAMON | Garfield County, OK | Oil & Gas Property | Dec 2025 |
| 5146 | CINNAMON | Noble County, OK | Oil & Gas Property | Dec 2025 |
| 5147 | CINNAMON 6-64 19-7 | Elbert County, CO | Oil & Gas Property | Dec 2025 |
| 5148 | CINNAMON CREEK | McKenzie County, ND | Oil & Gas Property | Jan 2026 |
| 5149 | CINNAMON CREEK | McKenzie County, ND | Oil & Gas Property | Jan 2026 |
| 5150 | CINNAMON TEAL | Weld County, CO | Oil & Gas Property | Dec 2025 |
| 5151 | CINNINGER 14-32TFH | Dunn County, ND | Oil & Gas Property | Jan 2026 |
| 5152 | CINQUE | Weld County, CO | Oil & Gas Property | Sep 2013 |
| 5153 | CINTA | Yolo County, CA | Gas Property | Apr 1993 |
| 5154 | CINTRA I | Atascosa County, TX | Oil & Gas Property | Dec 2025 |
| 5155 | CIONE UNIT | Karnes County, TX | Oil & Gas Property | Dec 2025 |
| 5156 | CIPRIANO | Livingston County, NY | Gas Property | Dec 2024 |
| 5157 | CIRCE STATE | Reeves County, TX | Oil & Gas Property | Dec 2025 |
| 5158 | CIRCLE | Barber County, KS | Oil & Gas Property | Sep 2025 |
| 5159 | CIRCLE | Stanton County, KS | Oil & Gas Property | Sep 2025 |
| 5160 | CIRCLE | Barber County, KS | Oil & Gas Property | Sep 2025 |
| 5161 | CIRCLE | Graham County, KS | Oil Property | Aug 2025 |
| 5162 | CIRCLE "C" 2-1 | Love County, OK | Oil & Gas Property | Dec 2025 |
| 5163 | CIRCLE 28 | Finney County, KS | Oil Property | Sep 2022 |
| 5164 | CIRCLE 6 1-23 | Bowman County, ND | Oil & Gas Property | Jan 2026 |
| 5165 | CIRCLE AC RANCH UNIT A DIM | Dimmit County, TX | Oil & Gas Property | Dec 2025 |
| 5166 | CIRCLE B | Duchesne County, UT | Oil & Gas Property | Jan 2026 |
| 5167 | CIRCLE B 6-66-9-0 | Weld County, CO | Oil & Gas Property | Aug 2018 |
| 5168 | CIRCLE B LAND | Garfield County, CO | Oil & Gas Property | Dec 2025 |
| 5169 | CIRCLE BAR K | Grady County, OK | Oil & Gas Property | Dec 2025 |
| 5170 | CIRCLE C | Montgomery County, KS | Oil Property | Sep 1991 |
| 5171 | CIRCLE D | Love County, OK | Oil & Gas Property | Dec 2025 |
| 5172 | CIRCLE DOT | Wheeler County, TX | Oil & Gas Property | Dec 2025 |
| 5173 | CIRCLE DOT RANCH | Hemphill County, TX | Oil & Gas Property | Dec 2025 |
| 5174 | CIRCLE F | Latimer County, OK | Gas Property | Dec 2025 |
| 5175 | CIRCLE F RANCH 1 | Latimer County, OK | Gas Property | Feb 2019 |
| 5176 | CIRCLE H | Bradford County, PA | Gas Property | Jan 2026 |
| 5177 | CIRCLE INDUSTRIES | Barber County, KS | Oil & Gas Property | Sep 2025 |
| 5178 | CIRCLE J | Magoffin County, KY | Gas Property | Mar 2005 |
| 5179 | CIRCLE M ALLOC 1H | Robertson County, TX | Oil & Gas Property | Dec 2025 |
| 5180 | CIRCLE M FARMS 2514 | Woods County, OK | Oil & Gas Property | Dec 2025 |
| 5181 | CIRCLE MAKER | Tom Green County, TX | Oil & Gas Property | Dec 2025 |
| 5182 | CIRCLE R PARTNERSHIP | Johnson County, TX | Oil & Gas Property | Oct 2024 |
| 5183 | CIRCLE RANCH | Weld County, CO | Oil & Gas Property | Oct 2018 |
| 5184 | CIRCLE S | Kingman County, KS | Oil & Gas Property | Jul 2025 |
| 5185 | CIRCLE T | Dimmit County, TX | Oil & Gas Property | Nov 2025 |
| 5186 | CIRCLE T | Payne County, OK | Oil & Gas Property | Jun 2019 |
| 5187 | CIRCLE V | Okmulgee County, OK | Oil & Gas Property | Oct 2022 |
| 5188 | CIRCLE W RANCH 1 | Parker County, TX | Gas Property | Dec 2025 |
| 5189 | CIRCLE Z BRA | Bradford County, PA | Gas Property | Jan 2025 |
| 5190 | CIRCOSTA | Monroe County, OH | Gas Property | Dec 2025 |
| 5191 | CIRCUS CIRCUS | Morris County, TX | Oil & Gas Property | Dec 2025 |
| 5192 | CIRQUE | Sublette County, WY | Oil & Gas Property | Jan 2026 |
| 5193 | CIRRUS 149-94-33D-28H | McKenzie County, ND | Oil & Gas Property | Jan 2026 |
| 5194 | CISCO | Grand County, UT | Oil & Gas Property | Dec 2022 |
| 5195 | CISCO | San Juan County, NM | Gas Property | Jan 2026 |
| 5196 | CISCO | Haskell County, OK | Gas Property | Dec 2025 |
| 5197 | CISCO 20 | McKinley County, NM | Oil Property | Mar 2022 |
| 5198 | CISCO FED | Grand County, UT | Oil & Gas Property | Dec 2025 |
| 5199 | CISCO SPRINGS | Grand County, UT | Oil & Gas Property | Sep 2019 |
| 5200 | CISD | Tarrant County, TX | Gas Property | Dec 2025 |