| 201 | RINE | Licking County, OH | Oil Property | Dec 2024 |
| 202 | RINE ENCIL | Knox County, OH | Oil Property | Dec 2024 |
| 203 | RINE GAYLOR | Knox County, OH | Oil & Gas Property | Dec 2024 |
| 204 | RINE GEORGE | Knox County, OH | Oil & Gas Property | Dec 2024 |
| 205 | RINE JOHN | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 206 | RINEHART | Carroll County, OH | Oil & Gas Property | Dec 2024 |
| 207 | RINEHART | Licking County, OH | Oil & Gas Property | Dec 2024 |
| 208 | RING | Ashtabula County, OH | Oil & Gas Property | Dec 2024 |
| 209 | RING | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 210 | RINGER | Guernsey County, OH | Oil & Gas Property | Dec 2024 |
| 211 | RINGER | Guernsey County, OH | Oil & Gas Property | Dec 2024 |
| 212 | RINGLER | Ashland County, OH | Oil & Gas Property | Dec 2024 |
| 213 | RINGWALT | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 214 | RIPLEY | Guernsey County, OH | Oil & Gas Property | Sep 2025 |
| 215 | RIPLEY | Tuscarawas County, OH | Oil & Gas Property | Dec 2024 |
| 216 | RITCHEY | Licking County, OH | Oil & Gas Property | Dec 2022 |
| 217 | RITCHIE | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 218 | RITTBERGER | Muskingum County, OH | Oil & Gas Property | Dec 2024 |
| 219 | RITTENHOUSE | Wayne County, OH | Oil & Gas Property | Dec 2024 |
| 220 | RIVER VIEW SCHOOL | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 221 | ROACH | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 222 | ROACH LESTER | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 223 | ROARK | Washington County, OH | Oil & Gas Property | Dec 2023 |
| 224 | ROBB | Medina County, OH | Oil & Gas Property | Dec 2024 |
| 225 | ROBERT | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 226 | ROBERT | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 227 | ROBERT | Meigs County, OH | Oil & Gas Property | Dec 2024 |
| 228 | ROBERT | Perry County, OH | Oil & Gas Property | Dec 1995 |
| 229 | ROBERT | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 230 | ROBERT & BONNIE KILPATRICK | Muskingum County, OH | Oil Property | Dec 2024 |
| 231 | ROBERT & FRANCIS HOUSE | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 232 | ROBERT & L | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 233 | ROBERT & PAULINE GORTNER | Ashland County, OH | Oil & Gas Property | Dec 2023 |
| 234 | ROBERT 211 | Monroe County, OH | Gas Property | Sep 2025 |
| 235 | ROBERT A. WILLIAMSON | Coshocton County, OH | Oil Property | Dec 2024 |
| 236 | ROBERT B | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 237 | ROBERT DIXON | Coshocton County, OH | Oil & Gas Property | Dec 1989 |
| 238 | ROBERT FOLEY | Morgan County, OH | Oil & Gas Property | Dec 2024 |
| 239 | ROBERT FRANCIS | Licking County, OH | Oil Property | Dec 1990 |
| 240 | ROBERT H. & NAOMI RIES | Ashland County, OH | Oil Property | Dec 2024 |
| 241 | ROBERT MCBRIDE | Muskingum County, OH | Oil & Gas Property | Dec 2024 |
| 242 | ROBERT MIKESELL | Coshocton County, OH | Oil & Gas Property | Dec 2022 |
| 243 | ROBERT POST | Perry County, OH | Oil Property | Dec 2018 |
| 244 | ROBERT RUDOLPH | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 245 | ROBERT STARNER | Coshocton County, OH | Oil & Gas Property | Dec 2018 |
| 246 | ROBERT STIMPERT | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 247 | ROBERT SUMMER | Columbiana County, OH | Oil & Gas Property | Dec 2024 |
| 248 | ROBERT ULLMAN | Noble County, OH | Oil & Gas Property | Dec 2024 |
| 249 | ROBERT WOLF | Hocking County, OH | Oil & Gas Property | Dec 2024 |
| 250 | ROBERTS | Perry County, OH | Oil & Gas Property | Dec 2018 |
| 251 | ROBERTS | Morgan County, OH | Oil & Gas Property | Dec 2003 |
| 252 | ROBERTS | Washington County, OH | Gas Property | Dec 2022 |
| 253 | ROBERTS | Guernsey County, OH | Oil & Gas Property | Dec 2023 |
| 254 | ROBERTS | Morgan County, OH | Oil & Gas Property | Dec 2024 |
| 255 | ROBERTS VICTOR L & LINDA G SWIT27 | Monroe County, OH | Gas Property | Sep 2025 |
| 256 | ROBERTSON | Licking County, OH | Gas Property | Dec 2024 |
| 257 | ROBERTSON | Muskingum County, OH | Oil & Gas Property | Dec 1992 |
| 258 | ROBERTSON | Hocking County, OH | Oil & Gas Property | Dec 2012 |
| 259 | ROBERTSON | Medina County, OH | Oil & Gas Property | Dec 2024 |
| 260 | ROBERTSON | Guernsey County, OH | Oil & Gas Property | Dec 2024 |
| 261 | ROBIL UNIT | Summit County, OH | Oil & Gas Property | Dec 2013 |
| 262 | ROBIN LYNN ROSSI | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 263 | ROBINETTE 210129 | Monroe County, OH | Gas Property | Sep 2025 |
| 264 | ROBINS | Guernsey County, OH | Oil Property | Dec 2012 |
| 265 | ROBINSON | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 266 | ROBINSON | Hocking County, OH | Oil Property | Dec 2024 |
| 267 | ROBINSON | Tyler County, WV | Oil & Gas Property | Dec 2024 |
| 268 | ROBINSON | Coshocton County, OH | Oil & Gas Property | Dec 2004 |
| 269 | ROBINSON | Athens County, OH | Oil & Gas Property | Dec 1992 |
| 270 | ROBINSON | Morgan County, OH | Oil & Gas Property | Dec 2004 |
| 271 | ROBINSON | Washington County, OH | Oil & Gas Property | Dec 2021 |
| 272 | ROBINSON | Tuscarawas County, OH | Oil & Gas Property | Dec 2023 |
| 273 | ROBINSON MARY E | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 274 | ROBISON CLARENCE | Holmes County, OH | Oil & Gas Property | Dec 2022 |
| 275 | ROCKOIL | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 276 | ROCKOIL M | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 277 | RODEHAVER | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 278 | RODENBUCHER | Portage County, OH | Oil & Gas Property | Dec 2024 |
| 279 | RODGERS | Perry County, OH | Oil Property | Dec 2024 |
| 280 | RODGERS | Washington County, OH | Oil & Gas Property | Dec 2019 |
| 281 | RODGERS & ROSEN | Muskingum County, OH | Oil & Gas Property | Dec 2021 |
| 282 | RODNEY KING | Muskingum County, OH | Oil & Gas Property | Dec 2024 |
| 283 | ROELOF B | Knox County, OH | Oil & Gas Property | Dec 1995 |
| 284 | ROEMER | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 285 | ROFF | Washington County, OH | Oil & Gas Property | Dec 2019 |
| 286 | ROGEL | Trumbull County, OH | Oil & Gas Property | Dec 2008 |
| 287 | ROGER | Monroe County, OH | Oil & Gas Property | Sep 2025 |
| 288 | ROGER DAVIS | Meigs County, OH | Oil & Gas Property | Dec 2024 |
| 289 | ROGERS | Lake County, OH | Oil & Gas Property | Dec 1992 |
| 290 | ROGERS | Perry County, OH | Oil Property | Dec 1993 |
| 291 | ROGERS | Guernsey County, OH | Oil & Gas Property | Dec 2023 |
| 292 | ROGERS | Tuscarawas County, OH | Oil & Gas Property | Dec 2024 |
| 293 | ROGERS 27-12-5 | Harrison County, OH | Oil & Gas Property | Sep 2025 |
| 294 | ROHR | Wayne County, OH | Oil & Gas Property | Dec 2024 |
| 295 | ROHR | Stark County, OH | Oil & Gas Property | Dec 2022 |
| 296 | ROHR DONALD | Stark County, OH | Oil & Gas Property | Dec 2023 |
| 297 | ROHRER | Medina County, OH | Oil & Gas Property | Dec 2024 |
| 298 | ROHRER FARMS | Wayne County, OH | Gas Property | Dec 2024 |
| 299 | ROHRER VAUGHAN | Stark County, OH | Oil & Gas Property | Dec 2024 |
| 300 | ROLLAND | Monroe County, OH | Gas Property | Sep 2025 |