| 13301 | OAKLEY | Dewey County, OK | Oil & Gas Property | Apr 2025 |
| 13302 | OAKMAN | Love County, OK | Oil & Gas Property | May 2025 |
| 13303 | OAKMONT 1505 | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 13304 | OAKS | Custer County, OK | Oil & Gas Property | Apr 2025 |
| 13305 | OAKS | Caddo County, OK | Oil Property | Apr 2025 |
| 13306 | OARE A | Alfalfa County, OK | Oil & Gas Property | Feb 2014 |
| 13307 | OBANION | Marshall County, OK | Oil & Gas Property | Apr 2025 |
| 13308 | OBELE-STEWART | Grant County, OK | Oil & Gas Property | Jul 2019 |
| 13309 | OBELE/KATIE | Garvin County, OK | Oil & Gas Property | Apr 2025 |
| 13310 | OBERLANDER | Garfield County, OK | Oil Property | May 2017 |
| 13311 | OBERST | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 13312 | OBLANDER | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 13313 | OBLANDER | Garfield County, OK | Oil & Gas Property | May 2025 |
| 13314 | OBLANDER #1 | Kingfisher County, OK | Oil & Gas Property | Jun 2022 |
| 13315 | OBRIEN 1-6 | Atoka County, OK | Gas Property | Apr 2025 |
| 13316 | OBSIDIAN | Payne County, OK | Oil & Gas Property | Apr 2025 |
| 13317 | OCEANA | Stephens County, OK | Oil & Gas Property | Apr 2025 |
| 13318 | OCTAVIA | Hughes County, OK | Oil & Gas Property | Apr 2025 |
| 13319 | ODANIEL | Pottawatomie County, OK | Oil & Gas Property | Dec 2024 |
| 13320 | ODDFELLOWS | Seminole County, OK | Oil & Gas Property | Apr 2025 |
| 13321 | ODELL | Creek County, OK | Oil & Gas Property | Apr 2025 |
| 13322 | ODELL | Harper County, OK | Oil & Gas Property | Apr 2025 |
| 13323 | ODELL | Harper County, OK | Oil & Gas Property | Apr 2025 |
| 13324 | ODELL | Pontotoc County, OK | Oil Property | Apr 2014 |
| 13325 | ODELL-WRIGHT | Creek County, OK | Oil Property | May 2025 |
| 13326 | ODENWALD | Noble County, OK | Oil & Gas Property | Sep 2023 |
| 13327 | ODENWALD | Noble County, OK | Oil & Gas Property | Mar 2025 |
| 13328 | ODESSA JACK | Okfuskee County, OK | Oil Property | Nov 2016 |
| 13329 | ODIE | Garfield County, OK | Oil & Gas Property | Apr 2025 |
| 13330 | ODIE 1606 | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 13331 | ODOM | Muskogee County, OK | Oil & Gas Property | Dec 2018 |
| 13332 | ODWC | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 13333 | ODWC 7-16-22 | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 13334 | OFFENBURGER | Cleveland County, OK | Oil Property | Apr 2025 |
| 13335 | OGALLALA 18-06-01 | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 13336 | OGDEN | Pittsburg County, OK | Gas Property | Jan 2021 |
| 13337 | OGG #2 | Kay County, OK | Oil & Gas Property | Apr 2025 |
| 13338 | OGLE | Washita County, OK | Oil & Gas Property | Mar 2025 |
| 13339 | OGLE | Haskell County, OK | Gas Property | Apr 2025 |
| 13340 | OGLE | Haskell County, OK | Gas Property | Apr 2025 |
| 13341 | OGLETREE | Texas County, OK | Oil & Gas Property | Apr 2025 |
| 13342 | OHAIR | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 13343 | OHAIR | Harper County, OK | Oil & Gas Property | Sep 2008 |
| 13344 | OHARA | Kay County, OK | Oil & Gas Property | Jan 2025 |
| 13345 | OHARRO | Garvin County, OK | Oil Property | Aug 2021 |
| 13346 | OHERN | Beaver County, OK | Oil & Gas Property | Apr 2025 |
| 13347 | OHERN | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 13348 | OHERN | Okmulgee County, OK | Oil & Gas Property | Nov 2020 |
| 13349 | OHERN | Kingfisher County, OK | Oil & Gas Property | Nov 2022 |
| 13350 | OIL CENTER | Pontotoc County, OK | Oil Property | May 2025 |
| 13351 | OK STATE | Pottawatomie County, OK | Oil Property | Apr 2025 |
| 13352 | OK STATE 18-17-6 | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 13353 | OKARCHE | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 13354 | OKARCHE | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 13355 | OKARCHE | Pittsburg County, OK | Gas Property | Apr 2025 |
| 13356 | OKC 1 | Oklahoma County, OK | Oil & Gas Property | Jan 2018 |
| 13357 | OKC 2 | Oklahoma County, OK | Oil & Gas Property | Jan 2018 |
| 13358 | OKC 3 | Oklahoma County, OK | Oil & Gas Property | Mar 2016 |
| 13359 | OKC 4 | Oklahoma County, OK | Oil & Gas Property | Mar 2016 |
| 13360 | OKFUSKA | Seminole County, OK | Oil Property | Nov 2024 |
| 13361 | OKIE | Major County, OK | Oil & Gas Property | Sep 2023 |
| 13362 | OKIE STATE 33-28-12 1H | Alfalfa County, OK | Oil & Gas Property | Apr 2025 |
| 13363 | OKLAHOMA | Texas County, OK | Gas Property | Apr 2025 |
| 13364 | OKLAHOMA | Grant County, OK | Oil & Gas Property | May 2025 |
| 13365 | OKLAHOMA | Beaver County, OK | Oil & Gas Property | Apr 2025 |
| 13366 | OKLAHOMA | Cimarron County, OK | Oil & Gas Property | Apr 2025 |
| 13367 | OKLAHOMA | Major County, OK | Oil & Gas Property | May 2025 |
| 13368 | OKLAHOMA 33-28-13 | Woods County, OK | Oil & Gas Property | Apr 2025 |
| 13369 | OKLAHOMA STATE | Texas County, OK | Oil & Gas Property | Apr 2025 |
| 13370 | OKLAHOMA STATE UNIT J1-34 | Texas County, OK | Oil & Gas Property | Apr 2025 |
| 13371 | OKMULGEE MANNING | Okmulgee County, OK | Oil Property | Mar 2017 |
| 13372 | OKORONKWO | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 13373 | OLAN | Le Flore County, OK | Gas Property | Apr 2025 |
| 13374 | OLD BEAR WOMAN BIA | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 13375 | OLD CRAB 1506 | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 13376 | OLD FAITHFUL | Woods County, OK | Oil & Gas Property | Nov 2015 |
| 13377 | OLD GLORY 5-8-10 | Caddo County, OK | Oil & Gas Property | Apr 2025 |
| 13378 | OLD RICKYS RIDGE 31_30-14N-7W | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 13379 | OLD WOMAN | Blaine County, OK | Oil & Gas Property | Oct 2024 |
| 13380 | OLDFIELD | Beckham County, OK | Oil & Gas Property | Apr 2025 |
| 13381 | OLDFIELD 1-1H | Caddo County, OK | Oil & Gas Property | Apr 2025 |
| 13382 | OLDHAM | Pawnee County, OK | Oil & Gas Property | Apr 2025 |
| 13383 | OLEN SLEDGE | Grady County, OK | Oil & Gas Property | Feb 2025 |
| 13384 | OLGA MARTENS | Major County, OK | Oil & Gas Property | Dec 2017 |
| 13385 | OLIPHANT | Hughes County, OK | Oil & Gas Property | Mar 2022 |
| 13386 | OLIVE | Payne County, OK | Oil Property | Jun 2000 |
| 13387 | OLIVE JUNE | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 13388 | OLIVER | Grady County, OK | Oil & Gas Property | Apr 2025 |
| 13389 | OLIVER | Stephens County, OK | Oil Property | May 2025 |
| 13390 | OLIVER | Haskell County, OK | Oil & Gas Property | Apr 2025 |
| 13391 | OLIVER | Texas County, OK | Gas Property | Apr 2025 |
| 13392 | OLIVER 1 | McClain County, OK | Oil & Gas Property | Apr 2025 |
| 13393 | OLIVER 1-24H | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 13394 | OLIVER 2012 | Major County, OK | Oil & Gas Property | May 2025 |
| 13395 | OLIVO | Pontotoc County, OK | Oil Property | Sep 2024 |
| 13396 | OLLENBERGER | Beaver County, OK | Oil & Gas Property | Apr 2025 |
| 13397 | OLLER | Creek County, OK | Oil Property | Aug 2023 |
| 13398 | OLLIE 14-13N | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 13399 | OLLIE BEARD | Marshall County, OK | Oil & Gas Property | May 2025 |
| 13400 | OLMA COOK | Washita County, OK | Oil & Gas Property | Apr 2025 |