| 201 | CENKNER | Westmoreland County, PA | Gas Property | Dec 2024 |
| 202 | CENTER TOWNSHIP | Indiana County, PA | Gas Property | Dec 2024 |
| 203 | CENTRAL PA LUMBER CO | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 204 | CERCA | Bradford County, PA | Gas Property | Feb 2025 |
| 205 | CERULLO | Fayette County, PA | Gas Property | Dec 2024 |
| 206 | CFR/USX | Fayette County, PA | Oil & Gas Property | Dec 2024 |
| 207 | CHAAPEL HOLLOW UNIT | Lycoming County, PA | Gas Property | Feb 2025 |
| 208 | CHAGRIN | Clearfield County, PA | Gas Property | Dec 2024 |
| 209 | CHAGRIN | Clearfield County, PA | Oil & Gas Property | Dec 2024 |
| 210 | CHAGRIN LAND | Clarion County, PA | Oil & Gas Property | Dec 2020 |
| 211 | CHAIKCIC | Fayette County, PA | Gas Property | Dec 2024 |
| 212 | CHALFANT | Washington County, PA | Gas Property | Dec 2024 |
| 213 | CHAMBERLIN L | Jefferson County, PA | Gas Property | Dec 2008 |
| 214 | CHAMBERLIN MEYER | Bradford County, PA | Gas Property | Feb 2025 |
| 215 | CHAMBERS | Washington County, PA | Gas Property | Feb 2025 |
| 216 | CHAMBERS O | Susquehanna County, PA | Gas Property | Feb 2025 |
| 217 | CHAMPDALE | Bradford County, PA | Gas Property | Feb 2025 |
| 218 | CHAMPLIN | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 219 | CHAMPLIN | Sullivan County, PA | Gas Property | Feb 2025 |
| 220 | CHAMPLUVIER | Bradford County, PA | Gas Property | Feb 2025 |
| 221 | CHANCELLOR 62 | Bradford County, PA | Gas Property | Feb 2025 |
| 222 | CHAPMAN | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 223 | CHAPMAN 237 | Tioga County, PA | Gas Property | Feb 2025 |
| 224 | CHAPMAN BOHLIN A | Lycoming County, PA | Gas Property | Feb 2025 |
| 225 | CHAPPEL FORK | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 226 | CHAPPEL UNIT | Washington County, PA | Oil & Gas Property | Feb 2025 |
| 227 | CHARLEROI MT | Elk County, PA | Oil & Gas Property | Dec 2023 |
| 228 | CHARLEROI S | Washington County, PA | Gas Property | Dec 2024 |
| 229 | CHARLES | Jefferson County, PA | Gas Property | Dec 2024 |
| 230 | CHARLES | Westmoreland County, PA | Gas Property | Dec 2024 |
| 231 | CHARLES | Armstrong County, PA | Gas Property | Dec 2024 |
| 232 | CHARLES | Greene County, PA | Gas Property | Dec 2022 |
| 233 | CHARLES | Armstrong County, PA | Gas Property | Dec 2024 |
| 234 | CHARLES | Westmoreland County, PA | Gas Property | Dec 2024 |
| 235 | CHARLES | Indiana County, PA | Gas Property | Dec 2024 |
| 236 | CHARLES | Susquehanna County, PA | Gas Property | Feb 2025 |
| 237 | CHARLES | Venango County, PA | Gas Property | Dec 2024 |
| 238 | CHARLES | Crawford County, PA | Gas Property | Dec 2024 |
| 239 | CHARLES | Greene County, PA | Oil & Gas Property | Dec 2024 |
| 240 | CHARLES | Jefferson County, PA | Gas Property | Dec 2024 |
| 241 | CHARLES | Indiana County, PA | Gas Property | Dec 2024 |
| 242 | CHARLES | Westmoreland County, PA | Oil & Gas Property | Dec 2024 |
| 243 | CHARLES | Armstrong County, PA | Gas Property | Dec 2024 |
| 244 | CHARLES | Indiana County, PA | Gas Property | Dec 2024 |
| 245 | CHARLES | Indiana County, PA | Gas Property | Dec 2024 |
| 246 | CHARLES | Erie County, PA | Oil & Gas Property | Dec 2024 |
| 247 | CHARLES | Armstrong County, PA | Oil & Gas Property | Dec 2024 |
| 248 | CHARLES & SAM BROTHERS | Clearfield County, PA | Gas Property | Dec 2024 |
| 249 | CHARLES ADAMCHICK | Indiana County, PA | Gas Property | Dec 2024 |
| 250 | CHARLES ALTEMUS | Indiana County, PA | Gas Property | Dec 2024 |
| 251 | CHARLES BEHM | Greene County, PA | Gas Property | Nov 2019 |
| 252 | CHARLES CROWLEY & VIRGINIA CROWLEY | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 253 | CHARLES D MCCRACKEN | Clearfield County, PA | Gas Property | Dec 2024 |
| 254 | CHARLES E RORABAUGH | Clearfield County, PA | Oil & Gas Property | Dec 2024 |
| 255 | CHARLES ENTERLINE | Mercer County, PA | Oil & Gas Property | Dec 2024 |
| 256 | CHARLES FISHER | Westmoreland County, PA | Gas Property | Dec 2024 |
| 257 | CHARLES H MILLER | Indiana County, PA | Gas Property | Dec 2024 |
| 258 | CHARLES L ECHNOZ ET UX | Armstrong County, PA | Gas Property | Dec 2024 |
| 259 | CHARLES L MILLER ET AL | Clarion County, PA | Gas Property | Dec 2024 |
| 260 | CHARLES M HILL ETUX | Indiana County, PA | Gas Property | Dec 2024 |
| 261 | CHARLES M PENCE | Armstrong County, PA | Gas Property | Dec 2024 |
| 262 | CHARLES MEIGHEN | Greene County, PA | Gas Property | Dec 2006 |
| 263 | CHARLES N WITHEROW | Clearfield County, PA | Gas Property | Dec 2024 |
| 264 | CHARLES O SWAS | Indiana County, PA | Gas Property | Dec 2024 |
| 265 | CHARLES R BUTERBAUGH | Indiana County, PA | Gas Property | Dec 2024 |
| 266 | CHARLES R COLEMAN | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 267 | CHARLES ROBERT & IDA C BARR | Westmoreland County, PA | Gas Property | Dec 2024 |
| 268 | CHARLES S B | Indiana County, PA | Gas Property | Dec 2024 |
| 269 | CHARLES SONGER | Jefferson County, PA | Gas Property | Dec 2017 |
| 270 | CHARLES W ANDERSON | Crawford County, PA | Gas Property | Dec 2024 |
| 271 | CHARLES W F | Indiana County, PA | Gas Property | Dec 2024 |
| 272 | CHARLIE & JOINT VENTURE 3 | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 273 | CHARLTON UNIT 7H | Armstrong County, PA | Gas Property | Feb 2025 |
| 274 | CHASE | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 275 | CHASE | Clearfield County, PA | Gas Property | Dec 2024 |
| 276 | CHASE | Clearfield County, PA | Gas Property | Dec 2024 |
| 277 | CHASE UNIT | Washington County, PA | Gas Property | Feb 2025 |
| 278 | CHAVONES | Westmoreland County, PA | Gas Property | Dec 2024 |
| 279 | CHECHUCK GEORGE UNIT | Washington County, PA | Gas Property | Feb 2025 |
| 280 | CHEREP | Allegheny County, PA | Oil & Gas Property | Dec 2024 |
| 281 | CHERICO WELL PAD | Butler County, PA | Gas Property | Feb 2025 |
| 282 | CHERRY HILL | McKean County, PA | Oil & Gas Property | Dec 2020 |
| 283 | CHERRYMILLS | Sullivan County, PA | Gas Property | Feb 2025 |
| 284 | CHESS | Fayette County, PA | Gas Property | Dec 2024 |
| 285 | CHESS | Fayette County, PA | Oil & Gas Property | Dec 2024 |
| 286 | CHESTER | Jefferson County, PA | Gas Property | Dec 2024 |
| 287 | CHESTNUT RIDGE | Indiana County, PA | Gas Property | Dec 2024 |
| 288 | CHIARELLI UNIT | Washington County, PA | Gas Property | Feb 2025 |
| 289 | CHICKEN HAWK | Tioga County, PA | Gas Property | Feb 2025 |
| 290 | CHICO UNIT | Fayette County, PA | Gas Property | Feb 2025 |
| 291 | CHILSON JENNINGS | Bradford County, PA | Gas Property | Feb 2025 |
| 292 | CHOCONUT VALLEY FARMS 07 090 0 | Susquehanna County, PA | Gas Property | Feb 2025 |
| 293 | CHRISMAN | Forest County, PA | Oil & Gas Property | Dec 2022 |
| 294 | CHRISTEN | Greene County, PA | Gas Property | Feb 2025 |
| 295 | CHRISTENSEN | Butler County, PA | Gas Property | Feb 2025 |
| 296 | CHRISTENSEN | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 297 | CHRISTMAN | Warren County, PA | Oil Property | Dec 2024 |
| 298 | CHRISTMAN UNIT | Washington County, PA | Oil & Gas Property | Feb 2025 |
| 299 | CHRISTOPHER | Fayette County, PA | Gas Property | Feb 2025 |
| 300 | CHRU | Armstrong County, PA | Gas Property | Dec 2024 |