| 6201 | RENO | Butler County, PA | Gas Property | Oct 2025 |
| 6202 | RENO UNIT 1H | Butler County, PA | Gas Property | Oct 2025 |
| 6203 | RENOE | Centre County, PA | Gas Property | Dec 2024 |
| 6204 | RENOSKY | Indiana County, PA | Gas Property | Dec 2024 |
| 6205 | RENSHAW | Armstrong County, PA | Gas Property | Oct 2025 |
| 6206 | RENSMA | Forest County, PA | Oil Property | Dec 2021 |
| 6207 | RENSMA | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 6208 | RENSMA | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 6209 | RENSMA | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 6210 | RENSMA | Crawford County, PA | Gas Property | Dec 2024 |
| 6211 | RENSMA STEPHENS | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 6212 | RENSMA STOUT RS | Venango County, PA | Oil Property | Dec 2013 |
| 6213 | REPIK UNIT | Indiana County, PA | Gas Property | Dec 2024 |
| 6214 | REPINE 07 022 0 | Susquehanna County, PA | Gas Property | Oct 2025 |
| 6215 | RESOURCE RECOVERY | Centre County, PA | Gas Property | Sep 2025 |
| 6216 | REUBEN BUGHMAN | Jefferson County, PA | Gas Property | Dec 2024 |
| 6217 | REXFORD | Bradford County, PA | Gas Property | Mar 2022 |
| 6218 | REXFORD L & DOROTHY C HUBER | Indiana County, PA | Gas Property | Dec 2004 |
| 6219 | REYNEN J | Susquehanna County, PA | Gas Property | Oct 2025 |
| 6220 | REYNLOW PARK | Jefferson County, PA | Gas Property | Dec 2024 |
| 6221 | REYNOLDS | Lycoming County, PA | Gas Property | Oct 2025 |
| 6222 | REYNOLDS R | Susquehanna County, PA | Gas Property | Oct 2025 |
| 6223 | REYNOLDS RX | Potter County, PA | Oil & Gas Property | Dec 2024 |
| 6224 | REYNOLDS UNIT | Wyoming County, PA | Gas Property | Oct 2025 |
| 6225 | REYNOLDS UNIT REIMILLER 1 REYNOLDS 1H | Wyoming County, PA | Gas Property | Oct 2025 |
| 6226 | RGB BRA | Bradford County, PA | Gas Property | Oct 2025 |
| 6227 | RHEA-LAWER | Indiana County, PA | Gas Property | Dec 2024 |
| 6228 | RHL22 | Greene County, PA | Gas Property | Oct 2025 |
| 6229 | RHL23 | Greene County, PA | Oil & Gas Property | Oct 2025 |
| 6230 | RHL4 | Greene County, PA | Oil & Gas Property | Oct 2025 |
| 6231 | RHODA GRACE BEERCHECK | Jefferson County, PA | Oil & Gas Property | Dec 2024 |
| 6232 | RHODES | Lycoming County, PA | Gas Property | Oct 2025 |
| 6233 | RHONE GAMBLE | Lycoming County, PA | Gas Property | Oct 2025 |
| 6234 | RHP-A | Clearfield County, PA | Gas Property | Sep 2025 |
| 6235 | RHUEL STIFFLER | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 6236 | RICCI | Susquehanna County, PA | Gas Property | Oct 2025 |
| 6237 | RICE | Venango County, PA | Oil & Gas Property | Dec 2024 |
| 6238 | RICE UNIT | Greene County, PA | Gas Property | Oct 2025 |
| 6239 | RICH | Bradford County, PA | Gas Property | Oct 2025 |
| 6240 | RICH FARMS | Fayette County, PA | Oil & Gas Property | Oct 2025 |
| 6241 | RICH HILL COAL MINING CO | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 6242 | RICHARD | Erie County, PA | Gas Property | Dec 2024 |
| 6243 | RICHARD | Venango County, PA | Gas Property | Dec 2024 |
| 6244 | RICHARD | Westmoreland County, PA | Gas Property | Dec 2024 |
| 6245 | RICHARD | Potter County, PA | Gas Property | Dec 2017 |
| 6246 | RICHARD A SHIDEMANTLE | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 6247 | RICHARD APPLEBEE | Erie County, PA | Gas Property | Dec 2024 |
| 6248 | RICHARD E HENTON | Crawford County, PA | Gas Property | Dec 2024 |
| 6249 | RICHARD HUESSENER | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 6250 | RICHARD J CERAR | Greene County, PA | Gas Property | Dec 2022 |
| 6251 | RICHARD L B | Indiana County, PA | Gas Property | Dec 2024 |
| 6252 | RICHARD L STEWART | Clarion County, PA | Gas Property | Dec 2024 |
| 6253 | RICHARD M KOONTZ | Westmoreland County, PA | Gas Property | Dec 2024 |
| 6254 | RICHARD N. LOMMOCK | Indiana County, PA | Gas Property | Dec 2024 |
| 6255 | RICHARD NULPH | Indiana County, PA | Gas Property | Dec 2024 |
| 6256 | RICHARD P RIN | Indiana County, PA | Gas Property | Dec 2024 |
| 6257 | RICHARD R WALKER ET AL | Butler County, PA | Oil & Gas Property | Dec 2019 |
| 6258 | RICHARD SUS | Susquehanna County, PA | Gas Property | Oct 2025 |
| 6259 | RICHARD W CHAMBERS | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 6260 | RICHARDSON | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 6261 | RICHARDSON | Mercer County, PA | Gas Property | Dec 2024 |
| 6262 | RICHEY | Armstrong County, PA | Gas Property | Dec 2024 |
| 6263 | RICKETTS | Clearfield County, PA | Gas Property | Dec 2024 |
| 6264 | RIDDLE | Crawford County, PA | Gas Property | Dec 2024 |
| 6265 | RIDENOUR | Sullivan County, PA | Gas Property | Oct 2025 |
| 6266 | RIDER | Fayette County, PA | Gas Property | Dec 2024 |
| 6267 | RIDER PARK SMITH 1H | Lycoming County, PA | Gas Property | Oct 2025 |
| 6268 | RIDGE ROAD | Greene County, PA | Gas Property | Oct 2025 |
| 6269 | RIDGEVIEW | Armstrong County, PA | Gas Property | Dec 2024 |
| 6270 | RIDGWAY LIGHT & HEAT | Elk County, PA | Gas Property | Dec 2024 |
| 6271 | RIDGWAY LIGHT & HEAT | Elk County, PA | Gas Property | Dec 2024 |
| 6272 | RIFFER | Armstrong County, PA | Gas Property | Dec 2024 |
| 6273 | RIGBY | Crawford County, PA | Oil & Gas Property | Dec 2004 |
| 6274 | RIGGS | Greene County, PA | Oil & Gas Property | Dec 2023 |
| 6275 | RIGHI | Armstrong County, PA | Gas Property | Dec 2024 |
| 6276 | RINGGOLD | Armstrong County, PA | Gas Property | Oct 2025 |
| 6277 | RINGGOLD | Armstrong County, PA | Oil & Gas Property | Dec 2024 |
| 6278 | RINGGOLD CORP | Jefferson County, PA | Gas Property | Dec 2024 |
| 6279 | RINGGOLD MINES INC. UNIT NO. 1 | Armstrong County, PA | Gas Property | Dec 2024 |
| 6280 | RINGGOLD SPORTSMEN ASSOC | Jefferson County, PA | Gas Property | Dec 2024 |
| 6281 | RINKHOFF AGRIC ENTER | Greene County, PA | Gas Property | Dec 2012 |
| 6282 | RINKHOFF AGRICULTURAL ENTERPRISES LLC | Greene County, PA | Gas Property | Dec 2016 |
| 6283 | RIPPLE | Armstrong County, PA | Gas Property | Dec 2024 |
| 6284 | RISTAU | Warren County, PA | Oil & Gas Property | Dec 2015 |
| 6285 | RITCHEY | Venango County, PA | Oil Property | Dec 1997 |
| 6286 | RITCHEY UNIT | Blair County, PA | Gas Property | Oct 2025 |
| 6287 | RITENOUR | Westmoreland County, PA | Gas Property | Oct 2025 |
| 6288 | RITTENHOUSE | Fayette County, PA | Gas Property | Dec 2024 |
| 6289 | RITTER UNIT | Fayette County, PA | Gas Property | Oct 2025 |
| 6290 | RITZ 03 073 0 | Bradford County, PA | Gas Property | Oct 2025 |
| 6291 | RIVER | Greene County, PA | Gas Property | Oct 2025 |
| 6292 | RIVER RIDGE | Venango County, PA | Oil Property | Dec 2024 |
| 6293 | RIVER RIDGE DEVELOPMENT INC | Venango County, PA | Oil Property | Dec 2024 |
| 6294 | RM & WB DUNN LEASE | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 6295 | ROARING RUN UNIT | Lycoming County, PA | Gas Property | Oct 2025 |
| 6296 | ROBBINS | Clearfield County, PA | Gas Property | Dec 2024 |
| 6297 | ROBBINS BRA | Bradford County, PA | Gas Property | Oct 2025 |
| 6298 | ROBERT | Indiana County, PA | Gas Property | Dec 2017 |
| 6299 | ROBERT | Erie County, PA | Gas Property | Dec 2024 |
| 6300 | ROBERT | Indiana County, PA | Gas Property | Dec 2024 |