| 201 | C WHEELER | Union Parish, LA | Gas Property | Dec 2023 |
| 202 | C&C ENERGY GM | Garfield County, CO | Oil & Gas Property | Feb 2024 |
| 203 | C&I RESOURCES | Cambria County, PA | Gas Property | Dec 2019 |
| 204 | C&K 58 | Clarion County, PA | Oil & Gas Property | Dec 2023 |
| 205 | C&K COAL | Centre County, PA | Oil & Gas Property | Dec 2023 |
| 206 | C&K COAL | Centre County, PA | Gas Property | Dec 2023 |
| 207 | C&K COAL | Centre County, PA | Oil & Gas Property | Dec 2023 |
| 208 | C&K/MCCULLOUGH | Clarion County, PA | Gas Property | Jan 2024 |
| 209 | C&R KLUMPP | Acadia Parish, LA | Oil & Gas Property | Dec 2023 |
| 210 | C&T PERKINS | Montgomery County, KS | Gas Property | Dec 2023 |
| 211 | C&Z UNIT | Warren County, PA | Oil & Gas Property | Dec 2021 |
| 212 | C-029 | Sweetwater County, WY | Oil & Gas Property | Aug 1978 |
| 213 | C-045060 | Park County, WY | Oil & Gas Property | Mar 1986 |
| 214 | C-045855 LBB | Park County, WY | Oil & Gas Property | Feb 2024 |
| 215 | C-051689 CUSTER 31 | Park County, WY | Oil & Gas Property | Feb 2024 |
| 216 | C-055136 | Park County, WY | Oil & Gas Property | Mar 1992 |
| 217 | C-068612 ELK BASIN 200 | Park County, WY | Oil & Gas Property | Feb 2024 |
| 218 | C-BAR SAN ANDRES UNIT | Crane County, TX | Oil & Gas Property | Jan 2024 |
| 219 | C-BRUNI MINERAL TR | Webb County, TX | Oil & Gas Property | Jan 2024 |
| 220 | C-FARMS 23-16N-12W | Blaine County, OK | Oil & Gas Property | Dec 2023 |
| 221 | C-SMITH | Campbell County, WY | Gas Property | May 2009 |
| 222 | C-STRAIGHT 42 | Midland County, TX | Oil & Gas Property | Jan 2024 |
| 223 | C-WEST | Pottawatomie County, OK | Oil Property | Nov 2023 |
| 224 | C-WILLOW DAIRY INC C | Wilson County, TX | Oil & Gas Property | Aug 2021 |
| 225 | C. A. HOFFMAN | Grant County, KS | Gas Property | Dec 2023 |
| 226 | C. A. LOUCKS | Kearny County, KS | Gas Property | Dec 2023 |
| 227 | C. A. LOUCKS | Kearny County, KS | Gas Property | Dec 2023 |
| 228 | C. A. LOUCKS UNIT 'B' | Kearny County, KS | Gas Property | Dec 2023 |
| 229 | C. A. MILLER | Kiowa County, KS | Oil & Gas Property | Oct 2017 |
| 230 | C. A. NEWSOM ESTATE | Freestone County, TX | Gas Property | Jan 2024 |
| 231 | C. A. VOSHELL | Haskell County, KS | Gas Property | Dec 2023 |
| 232 | C. BATES | Trumbull County, OH | Oil & Gas Property | Dec 2022 |
| 233 | C. BLIKRE | Williams County, ND | Oil & Gas Property | Feb 2024 |
| 234 | C. C. BETTS | Finney County, KS | Oil & Gas Property | Dec 2023 |
| 235 | C. C. PARKER A 3 | San Patricio County, TX | Oil & Gas Property | Dec 2023 |
| 236 | C. C. THOMPSON GAS UNIT | Freestone County, TX | Oil & Gas Property | Jan 2024 |
| 237 | C. C. WHEATLEY 1 | Meade County, KS | Oil & Gas Property | Dec 2019 |
| 238 | C. D. DAY | Seward County, KS | Gas Property | Dec 2023 |
| 239 | C. E. DOWNING | Stevens County, KS | Gas Property | Aug 2020 |
| 240 | C. E. HOLT UNIT | Wise County, TX | Oil & Gas Property | Jan 2024 |
| 241 | C. E. HOUCHIN ET AL | Kern County, CA | Oil Property | May 1998 |
| 242 | C. E. MOORE UNIT | Panola County, TX | Oil & Gas Property | Jan 2024 |
| 243 | C. E. WOOLDRIDGE | Meade County, KS | Oil & Gas Property | Dec 2023 |
| 244 | C. F. PATTERSON | Grant County, KS | Gas Property | Dec 2023 |
| 245 | C. G. AND C. W. HELTON GAS UNIT 1 NO. 1A | Escambia County, AL | Oil & Gas Property | Nov 2023 |
| 246 | C. H. LEWIS 30-19H | Amite County, MS | Oil & Gas Property | Jan 2024 |
| 247 | C. H. MAGIE | Lane County, KS | Oil Property | Aug 2023 |
| 248 | C. H. SUGG | Reagan County, TX | Oil & Gas Property | Dec 2023 |
| 249 | C. HEPLER | Chambers County, TX | Oil & Gas Property | Dec 2023 |
| 250 | C. I. BELL GAS UNIT NO. 1 | Panola County, TX | Oil & Gas Property | Jan 2024 |
| 251 | C. J. DABOVAL -A | Wharton County, TX | Oil & Gas Property | Jan 2024 |
| 252 | C. J. EDWARDS | Parker County, TX | Oil & Gas Property | Jan 2024 |
| 253 | C. JOSH | Yuma County, CO | Gas Property | Feb 2024 |
| 254 | C. L. DAVIDSON 1 | Meade County, KS | Oil & Gas Property | Dec 2023 |
| 255 | C. L. DEW | Grant County, KS | Gas Property | Dec 2023 |
| 256 | C. L. GRIGSBY ESTATE | Stevens County, KS | Gas Property | Dec 2023 |
| 257 | C. L. HINSHAW GAS UNIT | Morton County, KS | Gas Property | Dec 2023 |
| 258 | C. L. HUXMAN | Haskell County, KS | Gas Property | Dec 2023 |
| 259 | C. L. LADNER | Grant County, KS | Gas Property | Dec 2023 |
| 260 | C. L. YORK | Van Zandt County, TX | Oil & Gas Property | Dec 2023 |
| 261 | C. LEE REEVE | Finney County, KS | Oil Property | Sep 2019 |
| 262 | C. LEWIS | Jack County, TX | Oil & Gas Property | Dec 2023 |
| 263 | C. LOVAAS | McKenzie County, ND | Oil & Gas Property | Oct 2017 |
| 264 | C. M. LOOMER | McKenzie County, ND | Oil & Gas Property | Jul 2019 |
| 265 | C. M. REIQUAM | Renville County, ND | Oil & Gas Property | Dec 2011 |
| 266 | C. M. WELLS | Simpson County, MS | Oil & Gas Property | Oct 2023 |
| 267 | C. MATTHEWS | Logan County, OK | Oil & Gas Property | Dec 2023 |
| 268 | C. MATTHEWS 9 | Logan County, OK | Oil & Gas Property | Dec 2023 |
| 269 | C. N. WILLIFORD | Freestone County, TX | Oil & Gas Property | Jan 2024 |
| 270 | C. O. & G. CO | Harris County, TX | Oil & Gas Property | Dec 2023 |
| 271 | C. P. KELLOGG UNIT 1 | Meade County, KS | Oil & Gas Property | Dec 2023 |
| 272 | C. PEPPER UNIT | Bradford County, PA | Gas Property | Jan 2024 |
| 273 | C. R. ALDRICH | Ness County, KS | Oil Property | Dec 2023 |
| 274 | C. R. FISCHER 'D' | Kearny County, KS | Oil Property | Dec 2023 |
| 275 | C. R. JONES G | Moore County, TX | Gas Property | Jan 2024 |
| 276 | C. R. SHELBY UNIT | Hill County, TX | Oil & Gas Property | Jan 2024 |
| 277 | C. RASMUSSEN 1-23-14H | Williams County, ND | Oil & Gas Property | Feb 2024 |
| 278 | C. REDDIG | Valley County, MT | Oil & Gas Property | Aug 2013 |
| 279 | C. S. CARPENTER | Stevens County, KS | Gas Property | Dec 2023 |
| 280 | C. S. HIGH 1 | Seward County, KS | Gas Property | Dec 2023 |
| 281 | C. S. NORTON | Finney County, KS | Gas Property | Dec 2023 |
| 282 | C. S. UNDERWOOD | Greenwood County, KS | Oil Property | Sep 2022 |
| 283 | C. SMITH | Montgomery County, KS | Oil & Gas Property | Jun 2020 |
| 284 | C. SOLBERG | Sheridan County, MT | Oil & Gas Property | Jan 2024 |
| 285 | C. TUCKER | Montgomery County, KS | Gas Property | Dec 2023 |
| 286 | C. W. A 1 | Wise County, TX | Oil & Gas Property | Jan 2024 |
| 287 | C. W. A 2 | Wise County, TX | Oil & Gas Property | Jan 2024 |
| 288 | C. W. A 3 | Wise County, TX | Oil & Gas Property | Jan 2024 |
| 289 | C. W. B 2 | Wise County, TX | Oil & Gas Property | Jan 2024 |
| 290 | C. W. B 3 | Wise County, TX | Oil & Gas Property | Jan 2024 |
| 291 | C. W. DAY | Chautauqua County, KS | Oil Property | Aug 2023 |
| 292 | C. W. LOGSDON -A | Andrews County, TX | Oil & Gas Property | Jan 2024 |
| 293 | C. WELLS | Ashland County, OH | Oil & Gas Property | Dec 2023 |
| 294 | C. WINGER | Stanton County, KS | Gas Property | Dec 2023 |
| 295 | C.A. 2820 | Woods County, OK | Oil & Gas Property | Dec 2023 |
| 296 | C.A. DYER-PUMA | Newton County, TX | Oil & Gas Property | Jan 2024 |
| 297 | C.A. WEST ESTATE | Westmoreland County, PA | Gas Property | Dec 2023 |
| 298 | C.B. MORGAN | Choctaw County, AL | Oil Property | Aug 1978 |
| 299 | C.B. STODDARD | Colusa County, CA | Gas Property | Feb 2012 |
| 300 | C.C. CARTER | Hughes County, OK | Gas Property | Dec 2023 |