| 5201 | ROBINSON 09-13 | Van Buren County, AR | Gas Property | Jul 2024 |
| 5202 | ROBINSON 1 | Las Animas County, CO | Gas Property | Oct 2025 |
| 5203 | ROBINSON 15 | Rogers County, OK | Gas Property | May 2022 |
| 5204 | ROBINSON 36 STATE | Eddy County, NM | Oil & Gas Property | Oct 2025 |
| 5205 | ROBINSON 7-6 1WA | Howard County, TX | Oil & Gas Property | Sep 2025 |
| 5206 | ROBINSON 82 | Indiana County, PA | Gas Property | Dec 2024 |
| 5207 | ROBINSON BARNEY | Tarrant County, TX | Gas Property | Sep 2025 |
| 5208 | ROBINSON BRANCH | Johnson County, TX | Gas Property | Dec 2018 |
| 5209 | ROBINSON C. C | Wise County, TX | Oil & Gas Property | Sep 2025 |
| 5210 | ROBINSON CAMPBELL 11132 | Washington County, PA | Gas Property | Sep 2025 |
| 5211 | ROBINSON FERGUSON | Bradford County, PA | Gas Property | Sep 2025 |
| 5212 | ROBINSON HW FEDERAL | Eddy County, NM | Oil & Gas Property | Oct 2025 |
| 5213 | ROBINSON J. M | Wise County, TX | Oil & Gas Property | Sep 2025 |
| 5214 | ROBINSON JOHN W | Wise County, TX | Oil & Gas Property | Sep 2025 |
| 5215 | ROBINSON M. E | Panola County, TX | Oil & Gas Property | Sep 2025 |
| 5216 | ROBINSON MARY E | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 5217 | ROBINSON PETROLEUM | Wirt County, WV | Oil & Gas Property | Dec 2021 |
| 5218 | ROBINSON R | Crook County, WY | Oil Property | Apr 2025 |
| 5219 | ROBINSON TRUST | Woodward County, OK | Oil & Gas Property | Oct 2025 |
| 5220 | ROBINSON UNIT | Canadian County, OK | Oil & Gas Property | Oct 2025 |
| 5221 | ROBINSON UNIT | Eddy County, NM | Oil & Gas Property | Dec 1995 |
| 5222 | ROBINSON UNIT | Garza County, TX | Oil & Gas Property | Sep 2025 |
| 5223 | ROBINSON, ALLEN H | Marion County, WV | Gas Property | Dec 2021 |
| 5224 | ROBINSON, C | Harrison County, WV | Gas Property | Dec 2021 |
| 5225 | ROBINSON, C A | Union County, KY | Oil Property | Dec 2022 |
| 5226 | ROBINSON, FERN V | Limestone County, TX | Oil & Gas Property | Sep 2025 |
| 5227 | ROBINSON, J | Liberty County, TX | Oil & Gas Property | Sep 2025 |
| 5228 | ROBINSON, J. A | Atascosa County, TX | Oil & Gas Property | Sep 2025 |
| 5229 | ROBINSON, KENDALL | Lee County, KY | Oil Property | Dec 2023 |
| 5230 | ROBINSON, RICHARD | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 5231 | ROBINSON, T. P | Schleicher County, TX | Oil & Gas Property | Sep 2025 |
| 5232 | ROBINSON, WALTER F | Neosho County, KS | Gas Property | Jun 2025 |
| 5233 | ROBINSON-DOBSON-WETZ | Scurry County, TX | Oil & Gas Property | Feb 2022 |
| 5234 | ROBINSON-FED | Blaine County, MT | Gas Property | Sep 2025 |
| 5235 | ROBINSON-MONIZ UNIT | Johnson County, TX | Gas Property | Sep 2025 |
| 5236 | ROBINSON-TERRY | Leon County, TX | Oil & Gas Property | Sep 2025 |
| 5237 | ROBINSON/FERRELL | Live Oak County, TX | Oil & Gas Property | Sep 2025 |
| 5238 | ROBIRA | Acadia Parish, LA | Oil & Gas Property | Nov 2024 |
| 5239 | ROBISON | Butler County, KS | Oil Property | Jun 2025 |
| 5240 | ROBISON | Butler County, KS | Oil Property | Jun 2025 |
| 5241 | ROBISON | Payne County, OK | Oil & Gas Property | Aug 2025 |
| 5242 | ROBISON | Blaine County, OK | Oil & Gas Property | Oct 2025 |
| 5243 | ROBISON | Woodson County, KS | Oil Property | Jun 2025 |
| 5244 | ROBISON | Hughes County, OK | Oil & Gas Property | Aug 2017 |
| 5245 | ROBISON | Blaine County, OK | Oil & Gas Property | Sep 2025 |
| 5246 | ROBISON | Major County, OK | Oil Property | Apr 2023 |
| 5247 | ROBISON | Dewey County, OK | Oil & Gas Property | Oct 2025 |
| 5248 | ROBISON | Kingfisher County, OK | Oil & Gas Property | Jul 2021 |
| 5249 | ROBISON | Scurry County, TX | Oil & Gas Property | Sep 2025 |
| 5250 | ROBISON CLARENCE | Holmes County, OH | Oil & Gas Property | Dec 2022 |
| 5251 | ROBISON J. H | Dawson County, TX | Oil & Gas Property | Sep 2025 |
| 5252 | ROBISON P. T | Crockett County, TX | Oil & Gas Property | Sep 2025 |
| 5253 | ROBISON, STEVE ET AL ROBISON/ROSE | Muhlenberg County, KY | Oil Property | Dec 2023 |
| 5254 | ROBL | Barton County, KS | Oil Property | Jun 2025 |
| 5255 | ROBL | Barton County, KS | Oil Property | Feb 2025 |
| 5256 | ROBLES S. C | Wilson County, TX | Oil & Gas Property | Aug 2025 |
| 5257 | ROBSON | Seneca County, NY | Gas Property | Dec 2024 |
| 5258 | ROBSON & PRITCHARD | Kanawha County, WV | Gas Property | Dec 2021 |
| 5259 | ROBSON RANCH | Denton County, TX | Oil & Gas Property | Sep 2025 |
| 5260 | ROBTANN | Nolan County, TX | Oil & Gas Property | Sep 2025 |
| 5261 | ROBUCK | Caldwell County, TX | Oil & Gas Property | Sep 2025 |
| 5262 | ROBY | Greenwood County, KS | Oil Property | Apr 2025 |
| 5263 | ROBY GROSE | Jefferson County, PA | Oil & Gas Property | Dec 2024 |
| 5264 | ROBY, MARION W-1 | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 5265 | ROBY, RANDALL | Daviess County, KY | Oil Property | Dec 2020 |
| 5266 | ROBYN | Milam County, TX | Oil & Gas Property | Sep 2025 |
| 5267 | ROBYN | Seminole County, OK | Oil & Gas Property | Oct 2025 |
| 5268 | ROBYN LEE | Dawson County, TX | Oil & Gas Property | Sep 2025 |
| 5269 | ROC BLACK H04RP | Washington County, TX | Oil & Gas Property | Sep 2025 |
| 5270 | ROC-KCL G | Kern County, CA | Oil & Gas Property | Sep 2025 |
| 5271 | ROCA 34-159 UNIT | Ward County, TX | Oil & Gas Property | Sep 2025 |
| 5272 | ROCA UNIT 7 | Ward County, TX | Oil & Gas Property | Aug 2025 |
| 5273 | ROCAZOLLER STATE 54-1-12 LOV | Loving County, TX | Oil & Gas Property | Sep 2025 |
| 5274 | ROCCI | Pottawatomie County, OK | Oil Property | Jun 2025 |
| 5275 | ROCHAMP | Leon County, TX | Oil & Gas Property | Aug 2025 |
| 5276 | ROCHE | Refugio County, TX | Oil & Gas Property | Aug 2025 |
| 5277 | ROCHE FEDERAL | Eddy County, NM | Oil & Gas Property | Oct 2025 |
| 5278 | ROCHE LUCY | Frio County, TX | Oil & Gas Property | Jun 2021 |
| 5279 | ROCHELLE | Lavaca County, TX | Oil & Gas Property | Sep 2025 |
| 5280 | ROCHELLE 1 | Converse County, WY | Oil & Gas Property | Oct 2025 |
| 5281 | ROCHELLE FULLER | De Soto Parish, LA | Oil & Gas Property | May 2006 |
| 5282 | ROCHELLE USA 21-17TFH | Mountrail County, ND | Oil & Gas Property | Oct 2025 |
| 5283 | ROCHESTER | McKenzie County, ND | Oil & Gas Property | Oct 2025 |
| 5284 | ROCHESTER | Caldwell County, TX | Oil & Gas Property | Sep 2025 |
| 5285 | ROCHESTER & PGH | Clearfield County, PA | Gas Property | Dec 2024 |
| 5286 | ROCHESTER & PGH C | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 5287 | ROCHESTER & PGH COAL | Jefferson County, PA | Gas Property | Dec 2024 |
| 5288 | ROCHESTER & PGH COAL | Armstrong County, PA | Oil & Gas Property | Dec 2024 |
| 5289 | ROCHESTER & PGH COAL | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 5290 | ROCHESTER & PGH COAL CO | Jefferson County, PA | Gas Property | Dec 2024 |
| 5291 | ROCHESTER & PGH COAL CO | Jefferson County, PA | Gas Property | Dec 2024 |
| 5292 | ROCHESTER & PGH COAL CO | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 5293 | ROCHESTER & PITT | Indiana County, PA | Gas Property | Dec 2024 |
| 5294 | ROCHESTER & PITTS | Marion County, WV | Oil & Gas Property | Dec 2021 |
| 5295 | ROCHESTER & PITTS | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 5296 | ROCHESTER & PITTSBURG | Armstrong County, PA | Gas Property | Dec 2024 |
| 5297 | ROCHESTER & PITTSBURGH CO | Indiana County, PA | Gas Property | Dec 2024 |
| 5298 | ROCHESTER & PITTSBURGH COAL CO | Armstrong County, PA | Oil & Gas Property | Dec 2024 |
| 5299 | ROCHESTER & PITTSBURGH COAL CO | Indiana County, PA | Gas Property | Dec 2024 |
| 5300 | ROCHESTER & PITTSBURGH COAL COMPANY CR | Marion County, WV | Gas Property | Dec 2021 |