| 6301 | ROSWELL MILLER | Westmoreland County, PA | Gas Property | Dec 2025 |
| 6302 | ROTARY CAMP | Grand Traverse County, MI | Oil & Gas Property | Oct 2025 |
| 6303 | ROTARY STATE | Eddy County, NM | Oil Property | Feb 2026 |
| 6304 | ROTELLO | Brazos County, TX | Oil & Gas Property | Jan 2026 |
| 6305 | ROTEN | Johnson County, TX | Gas Property | Jan 2026 |
| 6306 | ROTH | Rush County, KS | Oil Property | Sep 2015 |
| 6307 | ROTH | Weld County, CO | Oil & Gas Property | Jan 2026 |
| 6308 | ROTH | Blaine County, OK | Oil & Gas Property | Jan 2026 |
| 6309 | ROTH | Niobrara County, WY | Oil Property | Sep 2021 |
| 6310 | ROTH | Tuscarawas County, OH | Oil Property | Dec 2025 |
| 6311 | ROTH | Butler County, KS | Oil Property | Dec 2025 |
| 6312 | ROTH | Montague County, TX | Oil & Gas Property | Mar 2024 |
| 6313 | ROTH | Cheyenne County, CO | Oil & Gas Property | Jul 2005 |
| 6314 | ROTH | Barton County, KS | Oil & Gas Property | Nov 2025 |
| 6315 | ROTH | Sedgwick County, KS | Oil Property | Mar 2024 |
| 6316 | ROTH | Weld County, CO | Oil & Gas Property | Jan 2026 |
| 6317 | ROTH | Medina County, OH | Oil & Gas Property | Dec 2022 |
| 6318 | ROTH | Ness County, KS | Oil Property | Dec 1998 |
| 6319 | ROTH | Monroe County, OH | Oil & Gas Property | Dec 2025 |
| 6320 | ROTH | Westmoreland County, PA | Gas Property | Dec 2025 |
| 6321 | ROTH | Barton County, KS | Oil Property | Oct 2025 |
| 6322 | ROTH | Barber County, KS | Oil & Gas Property | Dec 2025 |
| 6323 | ROTH | Ellis County, KS | Oil Property | May 2010 |
| 6324 | ROTH 'F' | Finney County, KS | Oil & Gas Property | Dec 2020 |
| 6325 | ROTH 1 | Yolo County, CA | Gas Property | May 2010 |
| 6326 | ROTH 1 | Kearny County, KS | Gas Property | Dec 2025 |
| 6327 | ROTH STATE A31-790 | Weld County, CO | Oil & Gas Property | Jan 2026 |
| 6328 | ROTH UNIT | Karnes County, TX | Oil & Gas Property | Jan 2026 |
| 6329 | ROTH UNIT | Montague County, TX | Oil & Gas Property | Jan 2026 |
| 6330 | ROTHARMEL | Weld County, CO | Oil & Gas Property | May 2022 |
| 6331 | ROTHE | Ness County, KS | Oil Property | Dec 2025 |
| 6332 | ROTHE | Rush County, KS | Gas Property | Dec 2025 |
| 6333 | ROTHE | Weld County, CO | Oil & Gas Property | Nov 2021 |
| 6334 | ROTHE | Ness County, KS | Oil Property | Aug 2024 |
| 6335 | ROTHE 1 | Weld County, CO | Oil & Gas Property | Jul 2018 |
| 6336 | ROTHE STATE B 36 | Weld County, CO | Oil & Gas Property | Mar 2018 |
| 6337 | ROTHENBUHLER | Monroe County, OH | Gas Property | Dec 2025 |
| 6338 | ROTHER | Major County, OK | Oil & Gas Property | Feb 2026 |
| 6339 | ROTHER | Canadian County, OK | Oil & Gas Property | Jan 2026 |
| 6340 | ROTHER | Blaine County, OK | Oil & Gas Property | Dec 2020 |
| 6341 | ROTHER | Kingfisher County, OK | Oil & Gas Property | Jan 2026 |
| 6342 | ROTHER | Canadian County, OK | Oil & Gas Property | Feb 2026 |
| 6343 | ROTHER | Canadian County, OK | Oil & Gas Property | Jan 2026 |
| 6344 | ROTHER 16-4-11 | Logan County, OK | Oil & Gas Property | Jan 2026 |
| 6345 | ROTHERMEL | Limestone County, TX | Oil & Gas Property | Jan 2026 |
| 6346 | ROTHERMEL | Logan County, OK | Oil & Gas Property | Jan 2026 |
| 6347 | ROTHFELDER | Eastland County, TX | Oil & Gas Property | Apr 2024 |
| 6348 | ROTHFELDER | Scott County, KS | Oil Property | Sep 2025 |
| 6349 | ROTHGEB | Montgomery County, KS | Oil Property | Oct 2025 |
| 6350 | ROTHGEB | Kay County, OK | Oil & Gas Property | Feb 2026 |
| 6351 | ROTHLISBERGER, F.E | Calhoun County, WV | Oil & Gas Property | Dec 2021 |
| 6352 | ROTHSCHILD STATE 56-2-25 UNIT | Reeves County, TX | Oil & Gas Property | Jan 2026 |
| 6353 | ROTHWELL | Sumner County, KS | Oil Property | Nov 2025 |
| 6354 | ROTHWELL | Van Buren County, AR | Gas Property | Jul 2024 |
| 6355 | ROTILI | Medina County, OH | Oil & Gas Property | Dec 1988 |
| 6356 | ROTTEN RALPH | Crane County, TX | Oil & Gas Property | Jul 2024 |
| 6357 | ROTTERSMAN | Webb County, TX | Oil & Gas Property | Jan 2026 |
| 6358 | ROTTGER | Kingfisher County, OK | Oil & Gas Property | Feb 2018 |
| 6359 | ROTTING 2716 | Woods County, OK | Oil & Gas Property | Jan 2026 |
| 6360 | ROTTMAYER | Medina County, OH | Oil & Gas Property | Dec 2020 |
| 6361 | ROTTWEILER | Garfield County, OK | Oil & Gas Property | Sep 2025 |
| 6362 | ROUBACK | Russell County, KS | Oil Property | Nov 2025 |
| 6363 | ROUBACK | Russell County, KS | Oil Property | Dec 2025 |
| 6364 | ROUCE | Blaine County, OK | Oil & Gas Property | Jan 2026 |
| 6365 | ROUDON | Goliad County, TX | Oil & Gas Property | Dec 2025 |
| 6366 | ROUGAROU UNIT 36-48 | Borden County, TX | Oil & Gas Property | Jan 2026 |
| 6367 | ROUGE | Texas County, OK | Oil & Gas Property | Jan 2026 |
| 6368 | ROUGE STEEL | Pike County, KY | Oil & Gas Property | Dec 2024 |
| 6369 | ROUGE STEEL | Pike County, KY | Gas Property | Dec 2024 |
| 6370 | ROUGH COULEE USA 24-22TFH | McKenzie County, ND | Oil & Gas Property | Feb 2026 |
| 6371 | ROUGH CREEK RANCH | Coleman County, TX | Oil & Gas Property | May 2023 |
| 6372 | ROUGH FEDERAL 44X-23 | McKenzie County, ND | Oil & Gas Property | Feb 2026 |
| 6373 | ROUGH HOLLOW 593 | Greene County, PA | Gas Property | Feb 2026 |
| 6374 | ROUGH RIDER | McKenzie County, ND | Oil & Gas Property | Feb 2026 |
| 6375 | ROUGH RIDER UNIT | Reeves County, TX | Oil & Gas Property | Jan 2026 |
| 6376 | ROUGH RUN MFG CO 1118 | Butler County, PA | Gas Property | Dec 2025 |
| 6377 | ROUGHHOLLOW | Shackelford County, TX | Oil Property | Jan 2026 |
| 6378 | ROUGHNECK RED | Eddy County, NM | Oil & Gas Property | Jul 2024 |
| 6379 | ROULETTE | Reeves County, TX | Oil & Gas Property | Jan 2026 |
| 6380 | ROULETTE | Carson County, TX | Oil & Gas Property | Dec 2025 |
| 6381 | ROULETTE AXR STATE | Chaves County, NM | Gas Property | Feb 2026 |
| 6382 | ROUND BUNCH 1 | Orange County, TX | Oil & Gas Property | Jan 2026 |
| 6383 | ROUND PRAIRIE | Williams County, ND | Oil & Gas Property | Feb 2026 |
| 6384 | ROUND TANK | Chaves County, NM | Oil & Gas Property | Feb 2014 |
| 6385 | ROUND TOP ENTERPRISES | Jefferson County, PA | Gas Property | Dec 2025 |
| 6386 | ROUND TOP PALO PINTO | Fisher County, TX | Oil & Gas Property | Jan 2026 |
| 6387 | ROUND TOP STATE | Chaves County, NM | Gas Property | Jan 2026 |
| 6388 | ROUNDBALL 1V-1 | McIntosh County, OK | Gas Property | Jan 2026 |
| 6389 | ROUNDHOUSE | Pottawatomie County, OK | Oil & Gas Property | Feb 1993 |
| 6390 | ROUNDS | Roger Mills County, OK | Oil & Gas Property | Feb 2026 |
| 6391 | ROUNDS | Adams County, MS | Oil Property | Dec 2002 |
| 6392 | ROUNDS | Custer County, OK | Oil & Gas Property | Jan 2026 |
| 6393 | ROUNDS | Roger Mills County, OK | Oil & Gas Property | Jan 2026 |
| 6394 | ROUNDTOP | Sullivan County, PA | Gas Property | Sep 2021 |
| 6395 | ROUNDTOP 5698-36 | Williams County, ND | Oil & Gas Property | Feb 2026 |
| 6396 | ROUNDTREE | Yuma County, CO | Oil & Gas Property | Jan 2026 |
| 6397 | ROUNDWOOD | Wyoming County, PA | Gas Property | Feb 2026 |
| 6398 | ROUNTREE | Milam County, TX | Oil & Gas Property | Sep 2024 |
| 6399 | ROUPP UNIT | Lycoming County, PA | Gas Property | Feb 2026 |
| 6400 | ROURK | Stephens County, OK | Oil & Gas Property | Oct 2022 |