| 21201 | CHALK BLUFF | Eddy County, NM | Oil & Gas Property | Feb 2025 |
| 21202 | CHALK BLUFF 55-4-1 1H | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 21203 | CHALK ESTATE | Howard County, TX | Oil & Gas Property | Jan 2025 |
| 21204 | CHALK FEDERAL | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 21205 | CHALK HILL UNIT | Burleson County, TX | Oil & Gas Property | Dec 2024 |
| 21206 | CHALK MARY | Howard County, TX | Oil & Gas Property | Jan 2025 |
| 21207 | CHALK OTIS | Glasscock County, TX | Oil & Gas Property | Jan 2025 |
| 21208 | CHALKER | Los Angeles County, CA | Oil & Gas Property | May 1991 |
| 21209 | CHALKLEY | Pecos County, TX | Oil & Gas Property | Jan 2025 |
| 21210 | CHALKY WHITE UNIT | Tulsa County, OK | Oil Property | Feb 2025 |
| 21211 | CHALLENGER | Weld County, CO | Oil & Gas Property | Jan 2025 |
| 21212 | CHALLENGER | Karnes County, TX | Oil & Gas Property | Jan 2025 |
| 21213 | CHALLENGER | Laramie County, WY | Oil & Gas Property | Feb 2025 |
| 21214 | CHALLENGER 228-512 UNIT | Pecos County, TX | Oil & Gas Property | Jan 2025 |
| 21215 | CHALLENGER 24 FEE | Lea County, NM | Oil & Gas Property | Feb 2025 |
| 21216 | CHALLENGER FEDERAL | Mountrail County, ND | Oil & Gas Property | Feb 2025 |
| 21217 | CHALLENGER STATE | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 21218 | CHALLIS | Washington County, CO | Oil Property | Jan 2014 |
| 21219 | CHALMERS 530 | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 21220 | CHALMERS TRT 2H | Tarrant County, TX | Gas Property | Jan 2025 |
| 21221 | CHALOS ABRAS GU | La Salle County, TX | Oil & Gas Property | Jan 2025 |
| 21222 | CHALOS MINERALS | La Salle County, TX | Oil & Gas Property | Jan 2025 |
| 21223 | CHALOUPEK | Beaver County, OK | Oil & Gas Property | Jan 2025 |
| 21224 | CHALOUPKA-WORTHINGTON UNIT | Burleson County, TX | Oil & Gas Property | Jan 2025 |
| 21225 | CHALUPA 34-153 UNIT | Ward County, TX | Oil & Gas Property | Jan 2025 |
| 21226 | CHALUPA AAD STATE | Lea County, NM | Oil & Gas Property | Mar 2002 |
| 21227 | CHALYBEAT SPRINGS SMACKOVER UNIT | Columbia County, AR | Oil & Gas Property | Nov 2018 |
| 21228 | CHAMA | Pontotoc County, OK | Oil Property | Nov 2021 |
| 21229 | CHAMBERLAIN | Sumner County, KS | Oil Property | Mar 2009 |
| 21230 | CHAMBERLAIN | Woods County, OK | Oil & Gas Property | Oct 2015 |
| 21231 | CHAMBERLAIN | Brooks County, TX | Oil & Gas Property | Jan 2024 |
| 21232 | CHAMBERLAIN | Ingham County, MI | Oil Property | Oct 2024 |
| 21233 | CHAMBERLAIN | Webb County, TX | Oil & Gas Property | Jan 2025 |
| 21234 | CHAMBERLAIN-ELDER UNIT | Denton County, TX | Gas Property | Jan 2025 |
| 21235 | CHAMBERLAIN-GONGORA UNIT | Webb County, TX | Oil & Gas Property | Jan 2025 |
| 21236 | CHAMBERLIN | San Juan County, NM | Oil & Gas Property | Feb 2025 |
| 21237 | CHAMBERLIN | Santa Barbara County, CA | Oil & Gas Property | Dec 2024 |
| 21238 | CHAMBERLIN L | Jefferson County, PA | Gas Property | Dec 2008 |
| 21239 | CHAMBERLIN MEYER | Bradford County, PA | Gas Property | Feb 2025 |
| 21240 | CHAMBERS | Morton County, KS | Gas Property | Dec 2024 |
| 21241 | CHAMBERS | Roane County, WV | Oil & Gas Property | Dec 2021 |
| 21242 | CHAMBERS | Furnas County, NE | Oil Property | Dec 2023 |
| 21243 | CHAMBERS | Sweetwater County, WY | Oil & Gas Property | Feb 2025 |
| 21244 | CHAMBERS | Seminole County, OK | Oil Property | Sep 2024 |
| 21245 | CHAMBERS | Washington County, PA | Gas Property | Feb 2025 |
| 21246 | CHAMBERS | Crockett County, TX | Oil & Gas Property | Dec 2015 |
| 21247 | CHAMBERS | Haskell County, TX | Oil Property | Dec 2024 |
| 21248 | CHAMBERS | Cheyenne County, NE | Oil Property | Dec 2023 |
| 21249 | CHAMBERS | Roberts County, TX | Oil & Gas Property | Jan 2025 |
| 21250 | CHAMBERS | Lea County, NM | Oil & Gas Property | Feb 2025 |
| 21251 | CHAMBERS | Seward County, KS | Oil & Gas Property | Dec 2024 |
| 21252 | CHAMBERS | Brown County, TX | Oil & Gas Property | Jan 2025 |
| 21253 | CHAMBERS | Jack County, TX | Oil & Gas Property | Mar 2020 |
| 21254 | CHAMBERS | Franklin County, KS | Oil Property | Dec 2024 |
| 21255 | CHAMBERS | Raleigh County, WV | Gas Property | Dec 2021 |
| 21256 | CHAMBERS | Decatur County, KS | Oil Property | Dec 2024 |
| 21257 | CHAMBERS | Kay County, OK | Oil Property | Jan 2025 |
| 21258 | CHAMBERS | Boone County, WV | Gas Property | Dec 2021 |
| 21259 | CHAMBERS | Boone County, WV | Oil & Gas Property | Dec 2021 |
| 21260 | CHAMBERS 1 | Logan County, OK | Oil & Gas Property | Jan 2025 |
| 21261 | CHAMBERS COUNTY | Chambers County, TX | Oil & Gas Property | Jan 2025 |
| 21262 | CHAMBERS D | Decatur County, KS | Oil Property | Dec 2024 |
| 21263 | CHAMBERS FRANK M. ETAL | Roberts County, TX | Oil & Gas Property | Jan 2025 |
| 21264 | CHAMBERS G | Wise County, TX | Oil & Gas Property | Jan 2025 |
| 21265 | CHAMBERS O | Susquehanna County, PA | Gas Property | Feb 2025 |
| 21266 | CHAMBERS STRAWN UNIT | Lea County, NM | Oil & Gas Property | May 2017 |
| 21267 | CHAMBERS, DEAN | Whitley County, KY | Oil & Gas Property | Jul 2023 |
| 21268 | CHAMBERS, FRANK | Roane County, WV | Oil & Gas Property | Dec 2021 |
| 21269 | CHAMBERS, JOHN | Sebastian County, AR | Gas Property | Jun 2024 |
| 21270 | CHAMBERS/PATRICK | Whitley County, KY | Oil & Gas Property | Dec 2023 |
| 21271 | CHAMBLESS 1 | Madison County, TX | Oil & Gas Property | Nov 2024 |
| 21272 | CHAMBLESS 11 | Murray County, OK | Oil Property | Jan 2025 |
| 21273 | CHAMBLESS, H.B | Stonewall County, TX | Oil & Gas Property | Jan 2025 |
| 21274 | CHAMELEON STATE | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 21275 | CHAMLEE | Bossier Parish, LA | Oil & Gas Property | Nov 2024 |
| 21276 | CHAMOIS UNIT | Atascosa County, TX | Oil & Gas Property | Jan 2025 |
| 21277 | CHAMONIX 247 | Martin County, TX | Oil & Gas Property | Jan 2025 |
| 21278 | CHAMP | Barber County, KS | Gas Property | Dec 2024 |
| 21279 | CHAMP | Harper County, OK | Oil & Gas Property | Jan 2025 |
| 21280 | CHAMP | San Juan County, NM | Oil & Gas Property | Feb 2025 |
| 21281 | CHAMP DAVIS | Wheeler County, TX | Oil & Gas Property | Jan 2025 |
| 21282 | CHAMP MADDUX | Roger Mills County, OK | Oil & Gas Property | Jan 2025 |
| 21283 | CHAMPA | Trumbull County, OH | Oil & Gas Property | Dec 2023 |
| 21284 | CHAMPAGNE 28-15N-7W | Kingfisher County, OK | Oil & Gas Property | Jan 2025 |
| 21285 | CHAMPAGNOLLE LANDING BAKER UNIT | Union County, AR | Oil Property | Dec 2024 |
| 21286 | CHAMPDALE | Bradford County, PA | Gas Property | Feb 2025 |
| 21287 | CHAMPE GRAHA | Caddo Parish, LA | Oil & Gas Property | Dec 2024 |
| 21288 | CHAMPEAU | Cleveland County, OK | Oil & Gas Property | Nov 2024 |
| 21289 | CHAMPINE | Montmorency County, MI | Oil & Gas Property | Feb 2025 |
| 21290 | CHAMPION | Tuscaloosa County, AL | Gas Property | Dec 2024 |
| 21291 | CHAMPION | Wise County, TX | Oil & Gas Property | Jan 2025 |
| 21292 | CHAMPION | Newton County, TX | Oil & Gas Property | Jan 2025 |
| 21293 | CHAMPION | Carter County, OK | Oil Property | Jan 2025 |
| 21294 | CHAMPION | Marion County, AL | Gas Property | Aug 2010 |
| 21295 | CHAMPION | Newton County, TX | Oil & Gas Property | Jan 2025 |
| 21296 | CHAMPION | Montgomery County, TX | Oil & Gas Property | Oct 2007 |
| 21297 | CHAMPION 1 | Grimes County, TX | Oil & Gas Property | Dec 2024 |
| 21298 | CHAMPION 44-9 | Las Animas County, CO | Gas Property | Feb 2025 |
| 21299 | CHAMPION A | Wise County, TX | Oil & Gas Property | Jan 2025 |
| 21300 | CHAMPION INT | Polk County, TX | Oil & Gas Property | Jan 2025 |