| 5301 | CLAMPITT | Los Angeles County, CA | Oil Property | Aug 1990 |
| 5302 | CLAMPITT | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 5303 | CLAMPITT | Clay County, TX | Oil & Gas Property | May 2026 |
| 5304 | CLAMPITT 35 | Garvin County, OK | Oil & Gas Property | Jul 2026 |
| 5305 | CLANAHAN | Yoakum County, TX | Oil & Gas Property | Jun 2026 |
| 5306 | CLANCY | Morton County, KS | Oil & Gas Property | May 2026 |
| 5307 | CLANCY | Texas County, OK | Oil & Gas Property | Jun 2026 |
| 5308 | CLANCY 09-18 | Pope County, AR | Gas Property | Jul 2024 |
| 5309 | CLANCY JOE A | Limestone County, TX | Oil & Gas Property | Jun 2026 |
| 5310 | CLANECO A | Tarrant County, TX | Gas Property | Jun 2026 |
| 5311 | CLANTON | Howard County, TX | Oil & Gas Property | Dec 2019 |
| 5312 | CLAPP | Winkler County, TX | Oil & Gas Property | Jun 2026 |
| 5313 | CLAPP | Wharton County, TX | Oil & Gas Property | Jun 2026 |
| 5314 | CLAPP | Coal County, OK | Gas Property | Jul 2014 |
| 5315 | CLAPP | Medina County, OH | Oil Property | Dec 2025 |
| 5316 | CLAPP TRACT | Forest County, PA | Oil & Gas Property | Dec 2025 |
| 5317 | CLAPP, ETH | Hood County, TX | Gas Property | Jun 2026 |
| 5318 | CLAPPER | Stark County, OH | Oil & Gas Property | Dec 2025 |
| 5319 | CLAPPER | Glacier County, MT | Gas Property | Jun 2026 |
| 5320 | CLAPPER | Susquehanna County, PA | Gas Property | Jun 2026 |
| 5321 | CLAPPER | Muskingum County, OH | Oil & Gas Property | Dec 2022 |
| 5322 | CLAPTON UNIT | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 5323 | CLAR | Morgan County, CO | Oil & Gas Property | Apr 2023 |
| 5324 | CLARA | Potter County, PA | Oil & Gas Property | Dec 2025 |
| 5325 | CLARA | Borden County, TX | Oil & Gas Property | Jun 2026 |
| 5326 | CLARA | Hughes County, OK | Oil & Gas Property | Jun 2026 |
| 5327 | CLARA #1 | Kingfisher County, OK | Oil & Gas Property | Apr 2020 |
| 5328 | CLARA 12 | Major County, OK | Oil & Gas Property | Jun 2026 |
| 5329 | CLARA ALLEN 12 | Irion County, TX | Oil & Gas Property | Jun 2026 |
| 5330 | CLARA BELL | Stevens County, KS | Gas Property | May 2026 |
| 5331 | CLARA BENNETT | Beaver County, OK | Oil & Gas Property | Jun 2026 |
| 5332 | CLARA C 1 | Sherman County, TX | Gas Property | May 2026 |
| 5333 | CLARA D SEANOR | Westmoreland County, PA | Gas Property | Dec 2025 |
| 5334 | CLARA DUNN UNIT | Denton County, TX | Oil & Gas Property | Jun 2026 |
| 5335 | CLARA E RUGH (FMLY J | Indiana County, PA | Gas Property | Dec 2025 |
| 5336 | CLARA E SAVAGE | Union Parish, LA | Gas Property | Jul 2024 |
| 5337 | CLARA GREEN 28 | Hemphill County, TX | Oil & Gas Property | Jun 2026 |
| 5338 | CLARA HAY | Garfield County, OK | Oil Property | Apr 2026 |
| 5339 | CLARA HODGE | Ouachita Parish, LA | Oil & Gas Property | Jun 2013 |
| 5340 | CLARA JACQUES | Fayette County, PA | Gas Property | Dec 2016 |
| 5341 | CLARA JANE #1 | Noble County, OK | Oil & Gas Property | Aug 2009 |
| 5342 | CLARA LUPER 0806 | Grady County, OK | Oil & Gas Property | Jun 2026 |
| 5343 | CLARA MAY GREENWOOD | Creek County, OK | Oil Property | Jun 2026 |
| 5344 | CLARA NETTLES | Grant Parish, LA | Oil Property | Nov 2024 |
| 5345 | CLARA ODESSA | Coleman County, TX | Gas Property | Dec 2022 |
| 5346 | CLARA PEARL 36_25-21N-3W | Garfield County, OK | Oil & Gas Property | Jun 2026 |
| 5347 | CLARA USA 11-23TFH-2B | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 5348 | CLARDY, W | Muhlenberg County, KY | Oil Property | Dec 2018 |
| 5349 | CLARE | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 5350 | CLARE | Kern County, CA | Oil & Gas Property | Jun 2026 |
| 5351 | CLARE FARM BUCHER BROS | Cattaraugus County, NY | Oil & Gas Property | Dec 2025 |
| 5352 | CLARE GLASSELL 71-TTT-B01 WF | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 5353 | CLARE MARSHALL | Indiana County, PA | Gas Property | Dec 2025 |
| 5354 | CLAREMONT | Fresno County, CA | Oil & Gas Property | Jul 2026 |
| 5355 | CLARENCE | Washington County, OH | Oil & Gas Property | Dec 2025 |
| 5356 | CLARENCE | Coshocton County, OH | Oil & Gas Property | Dec 2021 |
| 5357 | CLARENCE | Beckham County, OK | Oil & Gas Property | Jul 2026 |
| 5358 | CLARENCE | Scurry County, TX | Oil & Gas Property | Jun 2026 |
| 5359 | CLARENCE | Washita County, OK | Gas Property | Jun 2026 |
| 5360 | CLARENCE | Stephens County, OK | Oil & Gas Property | Jun 2026 |
| 5361 | CLARENCE | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 5362 | CLARENCE | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 5363 | CLARENCE A KEISER | Clearfield County, PA | Gas Property | Dec 2025 |
| 5364 | CLARENCE BCU | Eddy County, NM | Oil & Gas Property | Nov 2021 |
| 5365 | CLARENCE FEDERAL 34X-7 | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 5366 | CLARENCE FRIERSON | Caddo Parish, LA | Gas Property | Aug 2008 |
| 5367 | CLARENCE G | Vermilion Parish, LA | Oil & Gas Property | Oct 2024 |
| 5368 | CLARENCE HESS | Morgan County, OH | Oil & Gas Property | Dec 2025 |
| 5369 | CLARENCE HOOD A10 | Forest County, PA | Oil & Gas Property | Dec 2025 |
| 5370 | CLARENCE L | Beaver County, OK | Oil & Gas Property | Jun 2026 |
| 5371 | CLARENCE LACY | Garvin County, OK | Oil & Gas Property | Jun 2026 |
| 5372 | CLARENCE SCHOLLMEYER 34-36H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 5373 | CLARENCE TULLIUS | Cleveland County, OK | Oil & Gas Property | Jun 2026 |
| 5374 | CLARENCE V & HELEN M BOYD | Erie County, PA | Gas Property | Dec 2025 |
| 5375 | CLARENCE W. LEMLEY JR & CHARLOTTE E. LEMLEY LEMLEY | Monongalia County, WV | Gas Property | Dec 2021 |
| 5376 | CLARENCE WINGER | Stanton County, KS | Gas Property | May 2026 |
| 5377 | CLARENCE WOOD HEIRS | Henderson County, KY | Oil Property | Dec 2023 |
| 5378 | CLARETON | Weston County, WY | Oil & Gas Property | Jul 2026 |
| 5379 | CLARICE JO 1-36-1XH | Custer County, OK | Oil & Gas Property | Jun 2026 |
| 5380 | CLARICE STARLING | Howard County, TX | Oil & Gas Property | May 2026 |
| 5381 | CLARICE USA 14-9H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 5382 | CLARIDA-KNOX | Young County, TX | Oil & Gas Property | Jun 2026 |
| 5383 | CLARISSA | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 5384 | CLARK | Wise County, TX | Gas Property | Jun 2026 |
| 5385 | CLARK | Belmont County, OH | Oil & Gas Property | Jun 2026 |
| 5386 | CLARK | Tom Green County, TX | Oil & Gas Property | Jun 2026 |
| 5387 | CLARK | Caddo Parish, LA | Oil Property | Jan 2025 |
| 5388 | CLARK | Nolan County, TX | Oil & Gas Property | Jun 2019 |
| 5389 | CLARK | Gray County, KS | Oil & Gas Property | May 2026 |
| 5390 | CLARK | Montague County, TX | Oil & Gas Property | May 2026 |
| 5391 | CLARK | Armstrong County, PA | Gas Property | Dec 2025 |
| 5392 | CLARK | McPherson County, KS | Oil Property | Mar 2026 |
| 5393 | CLARK | Coshocton County, OH | Oil & Gas Property | Dec 1991 |
| 5394 | CLARK | Clay County, TX | Oil & Gas Property | Jun 2026 |
| 5395 | CLARK | Phillips County, KS | Oil Property | Jan 1988 |
| 5396 | CLARK | Wabaunsee County, KS | Oil Property | Oct 1981 |
| 5397 | CLARK | Jefferson County, TX | Oil & Gas Property | Jun 2026 |
| 5398 | CLARK | Red River Parish, LA | Gas Property | Dec 2024 |
| 5399 | CLARK | Logan County, KS | Oil Property | May 2026 |
| 5400 | CLARK | Portage County, OH | Oil & Gas Property | Dec 2025 |