| Property Name | Property Location | Property Type | Most Recent Production | |
|---|---|---|---|---|
| 601 | STRENG | Huron County, OH | Oil & Gas Property | Dec 1988 |
| 602 | STRIBRNY | Summit County, OH | Oil & Gas Property | Dec 2011 |
| 603 | STRICKER | Knox County, OH | Oil Property | Dec 2024 |
| 604 | STRICKER | Licking County, OH | Oil Property | Dec 2024 |
| 605 | STRICKLER | Muskingum County, OH | Oil & Gas Property | Dec 2021 |
| 606 | STRICKLING | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 607 | STRIGHT | Morgan County, OH | Oil & Gas Property | Dec 2010 |
| 608 | STRINGFELLOW | Ashtabula County, OH | Oil & Gas Property | Dec 2024 |
| 609 | STRINGFELLOW | Stark County, OH | Oil & Gas Property | Dec 2008 |
| 610 | STRODE | Morgan County, OH | Oil & Gas Property | Dec 2024 |
| 611 | STRONZ 210 | Belmont County, OH | Oil & Gas Property | Sep 2025 |
| 612 | STROPKI 20-12-4 | Carroll County, OH | Oil & Gas Property | Sep 2025 |
| 613 | STROUBLE | Stark County, OH | Oil & Gas Property | Dec 2024 |
| 614 | STROUP | Portage County, OH | Oil & Gas Property | Dec 2024 |
| 615 | STROUP | Portage County, OH | Oil & Gas Property | Dec 1988 |
| 616 | STROUSE | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 617 | STRYFFELER | Columbiana County, OH | Oil & Gas Property | Dec 2024 |
| 618 | STRYFFELER | Columbiana County, OH | Oil & Gas Property | Dec 2024 |
| 619 | STUART HENDERSON 11-12-6 | Harrison County, OH | Oil & Gas Property | Sep 2025 |
| 620 | STUBLE | Ashtabula County, OH | Oil & Gas Property | Dec 2020 |
| 621 | STULL | Knox County, OH | Oil & Gas Property | Dec 2024 |
| 622 | STULLER | Richland County, OH | Oil & Gas Property | Dec 2021 |
| 623 | STULLER | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 624 | STULTZ & | Sandusky County, OH | Oil Property | Dec 2024 |
| 625 | STURGEON | Perry County, OH | Oil Property | Dec 2000 |
| 626 | STUTES WILLIAM | Muskingum County, OH | Oil & Gas Property | Dec 2022 |
| 627 | STUTZMAN | Holmes County, OH | Oil & Gas Property | Dec 2017 |
| 628 | STUTZMAN | Belmont County, OH | Oil & Gas Property | Sep 2025 |
| 629 | SUDIMAK | Mahoning County, OH | Oil & Gas Property | Dec 2024 |
| 630 | SUDLOW | Hocking County, OH | Oil & Gas Property | Dec 2024 |
| 631 | SUGAR CREEK COAL | Athens County, OH | Oil & Gas Property | Dec 2024 |
| 632 | SUGARHILL | Geauga County, OH | Oil & Gas Property | Dec 2024 |
| 633 | SUHAR | Trumbull County, OH | Oil & Gas Property | Dec 2024 |
| 634 | SULLIVAN | Medina County, OH | Oil & Gas Property | Dec 2024 |
| 635 | SUMMER | Columbiana County, OH | Oil & Gas Property | Dec 2024 |
| 636 | SUMMERS | Trumbull County, OH | Oil & Gas Property | Dec 2024 |
| 637 | SUMMITCREST | Columbiana County, OH | Oil & Gas Property | Sep 2025 |
| 638 | SUNDAY C | Athens County, OH | Oil & Gas Property | Dec 2024 |
| 639 | SUNDAY CREEK | Athens County, OH | Oil & Gas Property | Dec 2024 |
| 640 | SUNDAY CREEK CO | Athens County, OH | Oil & Gas Property | Dec 2011 |
| 641 | SUNDAY CREEK COAL | Hocking County, OH | Oil & Gas Property | Dec 2024 |
| 642 | SUNNY HILLS | Portage County, OH | Oil & Gas Property | Dec 2024 |
| 643 | SUNNYBROOK | Geauga County, OH | Oil & Gas Property | Dec 2024 |
| 644 | SUNNYBROOK 25-12-4 | Carroll County, OH | Oil & Gas Property | Sep 2025 |
| 645 | SUNNYHILL COAL SALES & | Perry County, OH | Oil Property | Dec 2021 |
| 646 | SUNRISE | Summit County, OH | Oil & Gas Property | Dec 2011 |
| 647 | SUNSET 210969 | Belmont County, OH | Gas Property | Sep 2025 |
| 648 | SUPREME COUNCIL-HOUSE OF JACOB | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 649 | SUSIE WILLIAMS | Muskingum County, OH | Oil & Gas Property | Dec 2024 |
| 650 | SUTTON | Hocking County, OH | Oil & Gas Property | Dec 2024 |
| 651 | SWAIN | Ashland County, OH | Oil Property | Dec 2023 |
| 652 | SWAIN HAROLD | Ashland County, OH | Oil Property | Dec 2023 |
| 653 | SWALLIE 210041 | Belmont County, OH | Oil & Gas Property | Sep 2025 |
| 654 | SWANSTON CHILDRENS HOME | Mahoning County, OH | Oil & Gas Property | Dec 2021 |
| 655 | SWARTZ | Medina County, OH | Oil & Gas Property | Dec 2000 |
| 656 | SWARTZ RAY | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 657 | SWARTZENTRUBER | Stark County, OH | Oil & Gas Property | Dec 2024 |
| 658 | SWEAZY | Hocking County, OH | Oil & Gas Property | Dec 2023 |
| 659 | SWEENEY-F | Perry County, OH | Oil & Gas Property | Dec 2000 |
| 660 | SWENDAL | Knox County, OH | Oil & Gas Property | Dec 2002 |
| 661 | SWICK | Meigs County, OH | Oil & Gas Property | Dec 2000 |
| 662 | SWICK RUSSELL | Knox County, OH | Oil Property | Dec 2024 |
| 663 | SWIGERT | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 664 | SWIHART | Tuscarawas County, OH | Oil & Gas Property | Dec 2024 |
| 665 | SWINEHART | Perry County, OH | Oil & Gas Property | Dec 2012 |
| 666 | SWINEHART | Wayne County, OH | Oil & Gas Property | Dec 2024 |
| 667 | SWINGLE | Muskingum County, OH | Oil & Gas Property | Dec 2024 |
| 668 | SWISHER | Gallia County, OH | Oil & Gas Property | Dec 2024 |
| 669 | SWITTER | Medina County, OH | Oil & Gas Property | Dec 2011 |
| 670 | SWITZER WOODS SWITZ5 | Monroe County, OH | Gas Property | Sep 2025 |
| 671 | SZALAY | Summit County, OH | Oil & Gas Property | Dec 2019 |
| 672 | SZARAZ | Summit County, OH | Oil & Gas Property | Dec 2018 |