| 93301 | ORTH-HADDON 1-5 | Rice County, KS | Oil Property | Nov 2024 |
| 93302 | ORTHA JONES 41 | Ochiltree County, TX | Oil & Gas Property | Jan 2025 |
| 93303 | ORTHODOX | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 93304 | ORTHODOX EDUCATIONAL SOCIETY OES | Taylor County, WV | Gas Property | Dec 2021 |
| 93305 | ORTHRUS UNIT | Borden County, TX | Oil & Gas Property | Jan 2025 |
| 93306 | ORTIZ | Wagoner County, OK | Oil & Gas Property | Feb 2008 |
| 93307 | ORTIZ RANCH | Webb County, TX | Oil & Gas Property | Jan 2025 |
| 93308 | ORTMAN USA 34-31TFH | Mountrail County, ND | Oil & Gas Property | Feb 2025 |
| 93309 | ORTMANN | Wilson County, TX | Oil & Gas Property | Jan 2025 |
| 93310 | ORTNER | Phillips County, CO | Gas Property | Sep 2023 |
| 93311 | ORTON | Washington County, PA | Oil & Gas Property | Apr 2023 |
| 93312 | ORTON | Clay County, TX | Oil & Gas Property | Jan 2025 |
| 93313 | ORTON | Erie County, PA | Gas Property | Dec 1986 |
| 93314 | ORTON A | Archer County, TX | Oil & Gas Property | Jan 2025 |
| 93315 | ORTON UNIT | Karnes County, TX | Oil & Gas Property | Jan 2025 |
| 93316 | ORTS,H.P | Gonzales County, TX | Oil & Gas Property | Jan 2025 |
| 93317 | ORVAL 1 | Pittsburg County, OK | Gas Property | Jan 2025 |
| 93318 | ORVAL 44-23H | Dunn County, ND | Oil & Gas Property | Feb 2025 |
| 93319 | ORVAL BDQ STATE COM | Eddy County, NM | Oil & Gas Property | Mar 2022 |
| 93320 | ORVIE 24-20H | Williams County, ND | Oil & Gas Property | Feb 2025 |
| 93321 | ORVILLE | Kingfisher County, OK | Oil & Gas Property | Jan 2025 |
| 93322 | ORVILLE | Major County, OK | Oil & Gas Property | Jan 2025 |
| 93323 | ORVILLE | Indiana County, PA | Gas Property | Dec 2024 |
| 93324 | ORVILLE | Coal County, OK | Oil & Gas Property | Jan 2025 |
| 93325 | ORVILLE 29-32-162-98H 2XM | Divide County, ND | Oil & Gas Property | Feb 2025 |
| 93326 | ORVILLE 4-9 | Williams County, ND | Oil & Gas Property | Feb 2025 |
| 93327 | ORVILLE J MORAN | Licking County, OH | Oil Property | Dec 2024 |
| 93328 | ORVILLE JONES | Licking County, OH | Oil & Gas Property | Dec 2017 |
| 93329 | ORVILLE M WATSON | Indiana County, PA | Gas Property | Dec 2024 |
| 93330 | ORVILLE OSBORN | Muskingum County, OH | Oil & Gas Property | Dec 2022 |
| 93331 | ORVILLE W. PRESCOTT | Clearfield County, PA | Gas Property | Dec 2008 |
| 93332 | ORVIN 31-13TFH | Mountrail County, ND | Oil & Gas Property | Feb 2025 |
| 93333 | ORVIS | Furnas County, NE | Oil Property | Dec 2023 |
| 93334 | ORVIS 150-99-21-16 | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 93335 | ORVIS 37 | Martin County, TX | Oil & Gas Property | Jan 2025 |
| 93336 | ORVIS STATE 150-99-21-16 | McKenzie County, ND | Oil & Gas Property | Feb 2025 |
| 93337 | ORWICK | Clearfield County, PA | Gas Property | Dec 2024 |
| 93338 | ORWIG | Los Angeles County, CA | Oil & Gas Property | Dec 2024 |
| 93339 | ORYX | Atascosa County, TX | Oil & Gas Property | Jan 2025 |
| 93340 | ORYX 13 | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 93341 | ORYX 14 B3DM FEDERAL COM | Lea County, NM | Oil & Gas Property | Feb 2025 |
| 93342 | ORYX 53-2-12 | Loving County, TX | Oil & Gas Property | Jan 2025 |
| 93343 | ORYX FEE | Hardin County, TX | Oil Property | Jan 2025 |
| 93344 | ORYX HUNTER | Lavaca County, TX | Oil & Gas Property | Jan 2025 |
| 93345 | ORYX ROAN STATE | Reeves County, TX | Oil & Gas Property | Jan 2025 |
| 93346 | ORYX-AKIN | Gregg County, TX | Oil & Gas Property | Jan 2025 |
| 93347 | ORYX-SUN FEE | Chambers County, TX | Oil & Gas Property | Aug 2024 |
| 93348 | OS 03 | Campbell County, WY | Gas Property | Feb 2010 |
| 93349 | OS 05 | Campbell County, WY | Gas Property | Jun 2015 |
| 93350 | OS 11 | Campbell County, WY | Gas Property | Jul 2015 |
| 93351 | OS 13 | Campbell County, WY | Gas Property | Jul 2015 |
| 93352 | OS 16 | Campbell County, WY | Gas Property | Jun 2014 |
| 93353 | OS BURNHAM | Crawford County, PA | Gas Property | Dec 2017 |
| 93354 | OSA 0 | Los Angeles County, CA | Oil & Gas Property | Dec 2024 |
| 93355 | OSAGE | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 93356 | OSAGE | Coffey County, KS | Oil & Gas Property | Mar 2024 |
| 93357 | OSAGE | Osage County, OK | Oil & Gas Property | Jul 2022 |
| 93358 | OSAGE | Osage County, OK | Oil Property | Aug 2018 |
| 93359 | OSAGE | Osage County, OK | Oil & Gas Property | Jan 2025 |
| 93360 | OSAGE | Barber County, KS | Oil & Gas Property | Dec 2024 |
| 93361 | OSAGE | Barber County, KS | Oil & Gas Property | Nov 2024 |
| 93362 | OSAGE 18 FE | Eddy County, NM | Oil & Gas Property | Feb 2025 |
| 93363 | OSAGE 34 FEDERAL | Eddy County, NM | Oil & Gas Property | Feb 2025 |
| 93364 | OSAGE 5693 43-35T | Mountrail County, ND | Oil & Gas Property | Feb 2025 |
| 93365 | OSAGE BOYD 15 | Eddy County, NM | Oil & Gas Property | Feb 2025 |
| 93366 | OSAGE BRADLEY UNIT | Weston County, WY | Oil & Gas Property | Mar 2025 |
| 93367 | OSAGE FEDERAL | Eddy County, NM | Oil & Gas Property | Feb 2024 |
| 93368 | OSAGE JUNIPER UNIT | Weston County, WY | Oil & Gas Property | Mar 2025 |
| 93369 | OSAGE UNIT | La Salle County, TX | Oil & Gas Property | Jan 2025 |
| 93370 | OSAGE WEST UNIT | Weston County, WY | Oil & Gas Property | Mar 2025 |
| 93371 | OSAGE WHITTEN | Logan County, OK | Oil & Gas Property | Jan 2025 |
| 93372 | OSAGE/DAVIS | Osage County, OK | Oil Property | Jan 2025 |
| 93373 | OSAGE/DAVIS BR | Osage County, OK | Gas Property | Mar 2000 |
| 93374 | OSBORN | Grady County, OK | Oil & Gas Property | Jan 2025 |
| 93375 | OSBORN | Grady County, OK | Oil & Gas Property | Jan 2025 |
| 93376 | OSBORN | Pawnee County, OK | Oil & Gas Property | Aug 2017 |
| 93377 | OSBORN | Tulsa County, OK | Oil Property | Jan 2025 |
| 93378 | OSBORN | Campbell County, WY | Gas Property | Jan 2008 |
| 93379 | OSBORN | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 93380 | OSBORN | Freestone County, TX | Oil & Gas Property | Jan 2025 |
| 93381 | OSBORN | Pike County, KY | Gas Property | Dec 2023 |
| 93382 | OSBORN | Hughes County, OK | Oil & Gas Property | Dec 2016 |
| 93383 | OSBORN | Coshocton County, OH | Oil & Gas Property | Dec 2022 |
| 93384 | OSBORN | Seminole County, OK | Oil Property | Jan 2025 |
| 93385 | OSBORN | Licking County, OH | Oil & Gas Property | Dec 2019 |
| 93386 | OSBORN | Hughes County, OK | Oil & Gas Property | Aug 2018 |
| 93387 | OSBORN | Allen County, KS | Oil Property | Aug 2001 |
| 93388 | OSBORN | McClain County, OK | Oil & Gas Property | Jan 2025 |
| 93389 | OSBORN 1-34H | Richland County, MT | Oil & Gas Property | Feb 2025 |
| 93390 | OSBORN B | Kingman County, KS | Oil & Gas Property | Aug 2020 |
| 93391 | OSBORN HEIRS | Weston County, WY | Oil & Gas Property | Feb 2025 |
| 93392 | OSBORN, GARNETT | Allen County, KY | Oil Property | Dec 2020 |
| 93393 | OSBORNE | Kanawha County, WV | Gas Property | Dec 2021 |
| 93394 | OSBORNE | Floyd County, KY | Gas Property | Dec 2023 |
| 93395 | OSBORNE | Morton County, KS | Gas Property | Dec 2024 |
| 93396 | OSBORNE | Ochiltree County, TX | Oil & Gas Property | Sep 2024 |
| 93397 | OSBORNE | Stafford County, KS | Oil Property | May 2024 |
| 93398 | OSBORNE | Logan County, AR | Gas Property | May 2024 |
| 93399 | OSBORNE | Roberts County, TX | Oil & Gas Property | Jan 2025 |
| 93400 | OSBORNE | Kanawha County, WV | Oil & Gas Property | Dec 2021 |