| 5101 | ROBINSON, J. A | Atascosa County, TX | Oil & Gas Property | Jan 2026 |
| 5102 | ROBINSON, KENDALL | Lee County, KY | Oil Property | Dec 2023 |
| 5103 | ROBINSON, RICHARD | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 5104 | ROBINSON, T. P | Schleicher County, TX | Oil & Gas Property | Jan 2026 |
| 5105 | ROBINSON, WALTER F | Neosho County, KS | Gas Property | Dec 2025 |
| 5106 | ROBINSON-DOBSON-WETZ | Scurry County, TX | Oil & Gas Property | Feb 2022 |
| 5107 | ROBINSON-FED | Blaine County, MT | Gas Property | Mar 2026 |
| 5108 | ROBINSON-MONIZ UNIT | Johnson County, TX | Gas Property | Jan 2026 |
| 5109 | ROBINSON-TERRY | Leon County, TX | Oil & Gas Property | Jan 2026 |
| 5110 | ROBINSON/FERRELL | Live Oak County, TX | Oil & Gas Property | Jan 2026 |
| 5111 | ROBIRA | Acadia Parish, LA | Oil & Gas Property | Nov 2024 |
| 5112 | ROBISON | Butler County, KS | Oil Property | Dec 2025 |
| 5113 | ROBISON | Payne County, OK | Oil & Gas Property | Jan 2026 |
| 5114 | ROBISON | Blaine County, OK | Oil & Gas Property | Jan 2026 |
| 5115 | ROBISON | Woodson County, KS | Oil Property | Dec 2025 |
| 5116 | ROBISON | Hughes County, OK | Oil & Gas Property | Aug 2017 |
| 5117 | ROBISON | Blaine County, OK | Oil & Gas Property | Jan 2026 |
| 5118 | ROBISON | Major County, OK | Oil Property | Apr 2023 |
| 5119 | ROBISON | Dewey County, OK | Oil & Gas Property | Jan 2026 |
| 5120 | ROBISON | Kingfisher County, OK | Oil & Gas Property | Jul 2021 |
| 5121 | ROBISON | Scurry County, TX | Oil & Gas Property | Jan 2026 |
| 5122 | ROBISON CLARENCE | Holmes County, OH | Oil & Gas Property | Dec 2022 |
| 5123 | ROBISON J. H | Dawson County, TX | Oil & Gas Property | Jan 2026 |
| 5124 | ROBISON P. T | Crockett County, TX | Oil & Gas Property | Jan 2026 |
| 5125 | ROBISON, STEVE ET AL ROBISON/ROSE | Muhlenberg County, KY | Oil Property | Dec 2024 |
| 5126 | ROBL | Barton County, KS | Oil Property | Dec 2025 |
| 5127 | ROBL | Barton County, KS | Oil Property | Oct 2025 |
| 5128 | ROBLES S. C | Wilson County, TX | Oil & Gas Property | Oct 2025 |
| 5129 | ROBSON | Seneca County, NY | Gas Property | Dec 2024 |
| 5130 | ROBSON & PRITCHARD | Kanawha County, WV | Gas Property | Dec 2021 |
| 5131 | ROBSON RANCH | Denton County, TX | Oil & Gas Property | Dec 2025 |
| 5132 | ROBTANN | Nolan County, TX | Oil & Gas Property | Jan 2026 |
| 5133 | ROBUCK | Caldwell County, TX | Oil & Gas Property | Dec 2025 |
| 5134 | ROBY | Greenwood County, KS | Oil Property | Nov 2025 |
| 5135 | ROBY GROSE | Jefferson County, PA | Oil & Gas Property | Dec 2025 |
| 5136 | ROBY, MARION W-1 | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 5137 | ROBY, RANDALL | Daviess County, KY | Oil Property | Dec 2020 |
| 5138 | ROBYN | Milam County, TX | Oil & Gas Property | Jan 2026 |
| 5139 | ROBYN | Seminole County, OK | Oil & Gas Property | Nov 2025 |
| 5140 | ROBYN LEE | Dawson County, TX | Oil & Gas Property | Jan 2026 |
| 5141 | ROC BLACK H04RP | Washington County, TX | Oil & Gas Property | Jan 2026 |
| 5142 | ROC WHITE H02RP | Washington County, TX | Oil & Gas Property | Jan 2026 |
| 5143 | ROC-KCL G | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 5144 | ROCA 34-159 UNIT | Ward County, TX | Oil & Gas Property | Jan 2026 |
| 5145 | ROCA UNIT 7 | Ward County, TX | Oil & Gas Property | Dec 2025 |
| 5146 | ROCAZOLLER STATE 54-1-12 LOV | Loving County, TX | Oil & Gas Property | Jan 2026 |
| 5147 | ROCCI | Pottawatomie County, OK | Oil Property | Nov 2025 |
| 5148 | ROCHAMP | Leon County, TX | Oil & Gas Property | Jan 2026 |
| 5149 | ROCHE | Refugio County, TX | Oil & Gas Property | Jan 2026 |
| 5150 | ROCHE FEDERAL | Eddy County, NM | Oil & Gas Property | Feb 2026 |
| 5151 | ROCHELLE | Lavaca County, TX | Oil & Gas Property | Aug 2025 |
| 5152 | ROCHELLE 1 | Converse County, WY | Oil & Gas Property | Feb 2026 |
| 5153 | ROCHELLE FULLER | De Soto Parish, LA | Oil & Gas Property | May 2006 |
| 5154 | ROCHELLE USA 21-17TFH | Mountrail County, ND | Oil & Gas Property | Feb 2026 |
| 5155 | ROCHESTER | McKenzie County, ND | Oil & Gas Property | Feb 2026 |
| 5156 | ROCHESTER | Caldwell County, TX | Oil & Gas Property | Dec 2025 |
| 5157 | ROCHESTER & PGH | Clearfield County, PA | Gas Property | Dec 2025 |
| 5158 | ROCHESTER & PGH C | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 5159 | ROCHESTER & PGH COAL | Jefferson County, PA | Gas Property | Dec 2025 |
| 5160 | ROCHESTER & PGH COAL | Armstrong County, PA | Oil & Gas Property | Dec 2025 |
| 5161 | ROCHESTER & PGH COAL | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 5162 | ROCHESTER & PGH COAL CO | Jefferson County, PA | Gas Property | Dec 2025 |
| 5163 | ROCHESTER & PGH COAL CO | Jefferson County, PA | Gas Property | Dec 2025 |
| 5164 | ROCHESTER & PGH COAL CO | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 5165 | ROCHESTER & PITT | Indiana County, PA | Gas Property | Dec 2025 |
| 5166 | ROCHESTER & PITTS | Marion County, WV | Oil & Gas Property | Dec 2021 |
| 5167 | ROCHESTER & PITTS | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 5168 | ROCHESTER & PITTSBURG | Armstrong County, PA | Gas Property | Dec 2025 |
| 5169 | ROCHESTER & PITTSBURGH CO | Indiana County, PA | Gas Property | Dec 2025 |
| 5170 | ROCHESTER & PITTSBURGH COAL CO | Armstrong County, PA | Oil & Gas Property | Dec 2025 |
| 5171 | ROCHESTER & PITTSBURGH COAL CO | Indiana County, PA | Gas Property | Dec 2025 |
| 5172 | ROCHESTER & PITTSBURGH COAL COMPANY CR | Marion County, WV | Gas Property | Dec 2021 |
| 5173 | ROCHESTER & PITTSUBRGH COAL CO | Indiana County, PA | Oil & Gas Property | Dec 2025 |
| 5174 | ROCHESTER&PITTSBURGH COAL | Westmoreland County, PA | Oil & Gas Property | Dec 2025 |
| 5175 | ROCHIN UNIT | Tarrant County, TX | Gas Property | Jan 2026 |
| 5176 | ROCK | San Luis Obispo County, CA | Oil & Gas Property | Dec 2025 |
| 5177 | ROCK | Comanche County, KS | Oil & Gas Property | Dec 2025 |
| 5178 | ROCK | Weston County, WY | Oil & Gas Property | Feb 2026 |
| 5179 | ROCK | Seward County, KS | Oil & Gas Property | Dec 2025 |
| 5180 | ROCK | Taylor County, TX | Oil & Gas Property | Jan 2026 |
| 5181 | ROCK CANYON | Garfield County, CO | Gas Property | Jan 2026 |
| 5182 | ROCK CHALK FARMS | Reno County, KS | Oil & Gas Property | Dec 2025 |
| 5183 | ROCK CREEK | Tarrant County, TX | Gas Property | Jan 2026 |
| 5184 | ROCK CREEK | Pittsburg County, OK | Gas Property | Feb 2026 |
| 5185 | ROCK CREEK | Palo Pinto County, TX | Oil & Gas Property | Jan 2026 |
| 5186 | ROCK CREEK | Butler County, KS | Oil Property | Dec 2025 |
| 5187 | ROCK CREEK | Campbell County, WY | Oil & Gas Property | Dec 2025 |
| 5188 | ROCK CREEK 36X25-20-26 | Ellis County, OK | Oil & Gas Property | Jan 2026 |
| 5189 | ROCK CREEK COLLIER | Boone County, WV | Gas Property | Nov 2021 |
| 5190 | ROCK CREEK RANCH | Gonzales County, TX | Oil & Gas Property | Jan 2026 |
| 5191 | ROCK CROSSING UNIT | Wilbarger County, TX | Oil & Gas Property | Jan 2026 |
| 5192 | ROCK FEDERAL | Chaves County, NM | Gas Property | Feb 2026 |
| 5193 | ROCK FURNA | Armstrong County, PA | Gas Property | Dec 2025 |
| 5194 | ROCK GARDEN | Ward County, TX | Oil & Gas Property | Jan 2026 |
| 5195 | ROCK HAPPY 33-3H | Rosebud County, MT | Oil & Gas Property | Feb 2026 |
| 5196 | ROCK HOLLOW | Irion County, TX | Oil & Gas Property | Jan 2026 |
| 5197 | ROCK HOUSE | Uintah County, UT | Oil & Gas Property | Oct 2025 |
| 5198 | ROCK HOUSE | Ward County, TX | Oil & Gas Property | Jan 2026 |
| 5199 | ROCK ISLAND | Pittsburg County, OK | Oil & Gas Property | Jan 2026 |
| 5200 | ROCK ISLAND | San Juan County, NM | Oil & Gas Property | Feb 2026 |