| 6101 | R & P COAL CO | Indiana County, PA | Gas Property | Dec 2024 |
| 6102 | R & P COAL CO (FMLY TEARING RUN CO | Indiana County, PA | Gas Property | Dec 2024 |
| 6103 | R & P COAL CO CHERRY RUN DAM | Indiana County, PA | Gas Property | Dec 2024 |
| 6104 | R & P TR | Indiana County, PA | Gas Property | Dec 2024 |
| 6105 | R ALTEMUS | Indiana County, PA | Gas Property | Dec 2024 |
| 6106 | R ALTMAN | Clarion County, PA | Gas Property | Dec 2024 |
| 6107 | R BAIRD LOVELACE | Jefferson County, PA | Gas Property | Dec 2024 |
| 6108 | R BARISONE | Armstrong County, PA | Gas Property | Dec 2024 |
| 6109 | R BROWN | Washington County, PA | Gas Property | Dec 2024 |
| 6110 | R BROWN LEASE RB | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 6111 | R C L SHUMAKER | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 6112 | R CAREY | Susquehanna County, PA | Gas Property | Aug 2025 |
| 6113 | R CINPINSKI | Armstrong County, PA | Gas Property | Dec 2024 |
| 6114 | R CLARK | Armstrong County, PA | Gas Property | Dec 2024 |
| 6115 | R COCHRAN M673 | Clearfield County, PA | Gas Property | Dec 2024 |
| 6116 | R D YOUNG | Westmoreland County, PA | Gas Property | Dec 2024 |
| 6117 | R DOUBLE UNIT | Butler County, PA | Oil & Gas Property | Aug 2025 |
| 6118 | R E LEMLEY | Greene County, PA | Gas Property | Dec 2024 |
| 6119 | R E LEWIS & H B KING | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 6120 | R EARL PARK | Indiana County, PA | Gas Property | Dec 2015 |
| 6121 | R FOSTER | Mercer County, PA | Gas Property | Dec 2024 |
| 6122 | R FULTON | Armstrong County, PA | Gas Property | Dec 2024 |
| 6123 | R H STEVENSON | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 6124 | R HARRAH | Mercer County, PA | Gas Property | Dec 2024 |
| 6125 | R HENDERSON | Indiana County, PA | Gas Property | Dec 2024 |
| 6126 | R HESS | Susquehanna County, PA | Gas Property | Aug 2025 |
| 6127 | R HINKLEY | Susquehanna County, PA | Gas Property | Aug 2025 |
| 6128 | R HULL | Susquehanna County, PA | Gas Property | Aug 2025 |
| 6129 | R J HAMILTON | Mercer County, PA | Oil Property | Dec 2024 |
| 6130 | R JACKSON | Fayette County, PA | Gas Property | Dec 2024 |
| 6131 | R JARBECK | Jefferson County, PA | Oil & Gas Property | Dec 2024 |
| 6132 | R KLEJKA 00 | Westmoreland County, PA | Gas Property | Dec 2024 |
| 6133 | R KNAUF UNIT | Butler County, PA | Oil & Gas Property | Aug 2025 |
| 6134 | R L SPENCER | Clearfield County, PA | Gas Property | Dec 2024 |
| 6135 | R LITTLE | Washington County, PA | Oil & Gas Property | Dec 2024 |
| 6136 | R M MCLAUGHLIN | Armstrong County, PA | Gas Property | Dec 2024 |
| 6137 | R MCKEAN | Mercer County, PA | Gas Property | Dec 2024 |
| 6138 | R MEABON | Erie County, PA | Oil & Gas Property | Dec 2024 |
| 6139 | R MILLER | Venango County, PA | Gas Property | Dec 2024 |
| 6140 | R MILLER | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 6141 | R MILLER UNIT | Somerset County, PA | Gas Property | Aug 2025 |
| 6142 | R NEESE | Indiana County, PA | Gas Property | Dec 2024 |
| 6143 | R O HUNTER | Armstrong County, PA | Gas Property | Dec 2022 |
| 6144 | R P BISH | Armstrong County, PA | Gas Property | Dec 2024 |
| 6145 | R Q MCKNIGHT | Clearfield County, PA | Gas Property | Dec 2024 |
| 6146 | R S FITZGERALD | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 6147 | R S PROCIOUS | Armstrong County, PA | Gas Property | Dec 2024 |
| 6148 | R SMITH | Washington County, PA | Gas Property | Aug 2025 |
| 6149 | R SMITH | Susquehanna County, PA | Gas Property | Aug 2025 |
| 6150 | R SMITH UNIT | Erie County, PA | Oil & Gas Property | Dec 2024 |
| 6151 | R SPENCER | Clearfield County, PA | Gas Property | Dec 2024 |
| 6152 | R SPERANZA | Indiana County, PA | Gas Property | Dec 2024 |
| 6153 | R ST CLAIR | Indiana County, PA | Gas Property | Dec 2024 |
| 6154 | R STAHLMAN | Clarion County, PA | Gas Property | Dec 2024 |
| 6155 | R STALLSMITH | Mercer County, PA | Oil & Gas Property | Dec 2024 |
| 6156 | R STOPKO | Washington County, PA | Oil & Gas Property | Dec 2024 |
| 6157 | R STULL ET UX | Armstrong County, PA | Gas Property | Dec 2024 |
| 6158 | R SUICH | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 6159 | R T HILL | Washington County, PA | Gas Property | Dec 2024 |
| 6160 | R TAYLOR MOSIER | Fayette County, PA | Gas Property | Dec 2024 |
| 6161 | R TREVITT UNIT | Mercer County, PA | Gas Property | Dec 2024 |
| 6162 | R VANDERMARK | Susquehanna County, PA | Gas Property | Aug 2025 |
| 6163 | R W CRAMER | Indiana County, PA | Gas Property | Dec 2024 |
| 6164 | R W MCQUINN M | Venango County, PA | Oil Property | Dec 2017 |
| 6165 | R WADE ECELBARGER | Indiana County, PA | Gas Property | Dec 2024 |
| 6166 | R WARRINER | Susquehanna County, PA | Gas Property | Aug 2025 |
| 6167 | R WEAVER | Washington County, PA | Gas Property | Dec 2024 |
| 6168 | R WESLEY SMITH | Jefferson County, PA | Gas Property | Dec 2024 |
| 6169 | R WESLEY SMITH | Armstrong County, PA | Gas Property | Dec 2024 |
| 6170 | R WESLEY SMITH | Jefferson County, PA | Gas Property | Dec 2024 |
| 6171 | R WESLEY SMITH ET AL | Jefferson County, PA | Gas Property | Dec 2024 |
| 6172 | R WESLEY SMITH ET AL | Armstrong County, PA | Gas Property | Dec 2024 |
| 6173 | R WOOD | Crawford County, PA | Gas Property | Dec 2024 |
| 6174 | R ZIEGLER 00 | Allegheny County, PA | Gas Property | Dec 2024 |
| 6175 | R ZORACKI | Westmoreland County, PA | Gas Property | Dec 2024 |
| 6176 | R&N N SUL | Sullivan County, PA | Gas Property | Jul 2025 |
| 6177 | R&N SW SUL 4H | Sullivan County, PA | Gas Property | Aug 2025 |
| 6178 | R&P COAL | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 6179 | R&P COAL | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 6180 | R&P COAL CO | Indiana County, PA | Gas Property | Dec 2024 |
| 6181 | R&P COAL CO (FMLY | Indiana County, PA | Gas Property | Dec 2024 |
| 6182 | R&P COAL CO D | Indiana County, PA | Gas Property | Dec 2024 |
| 6183 | R&P COAL CO FMLY | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 6184 | R.&A. BARRETT | Armstrong County, PA | Gas Property | Dec 2024 |
| 6185 | R.&S. SMITH ET AL | Armstrong County, PA | Oil & Gas Property | Dec 2024 |
| 6186 | R.W. LINSENBIGLER | Clearfield County, PA | Gas Property | Dec 2024 |
| 6187 | RA HAFER | Crawford County, PA | Gas Property | Dec 2024 |
| 6188 | RABAGO BIRK | Bradford County, PA | Gas Property | Aug 2025 |
| 6189 | RABOLD | Mercer County, PA | Gas Property | Dec 2024 |
| 6190 | RACINE | Susquehanna County, PA | Gas Property | Aug 2025 |
| 6191 | RADAKER | Clarion County, PA | Gas Property | Aug 2025 |
| 6192 | RADOMSKY | Clearfield County, PA | Gas Property | Dec 2024 |
| 6193 | RAFFERTY HEIRS | Clearfield County, PA | Gas Property | Dec 2024 |
| 6194 | RAG APPLE LLC | Susquehanna County, PA | Gas Property | Aug 2025 |
| 6195 | RAG CUMBERLAND RESOURCES | Greene County, PA | Gas Property | Dec 2020 |
| 6196 | RAIMO | Bradford County, PA | Gas Property | Aug 2025 |
| 6197 | RAIMO EAST UNIT | Bradford County, PA | Gas Property | Aug 2025 |
| 6198 | RAIN | Sullivan County, PA | Gas Property | Aug 2025 |
| 6199 | RAINBOW | Bradford County, PA | Gas Property | Aug 2025 |
| 6200 | RAIRIGH | Indiana County, PA | Gas Property | Dec 2024 |