| 116501 | SO COLE CR | Converse County, WY | Oil Property | Jan 1993 |
| 116502 | SO ELK BAS | Park County, WY | Oil & Gas Property | Jun 2026 |
| 116503 | SO GLENROCK | Converse County, WY | Oil Property | Jul 2026 |
| 116504 | SO HOGSBACK | Lincoln County, WY | Oil & Gas Property | Jul 2026 |
| 116505 | SO LABARGE | Sublette County, WY | Oil & Gas Property | Jul 2026 |
| 116506 | SO MON BUTTE | Duchesne County, UT | Oil & Gas Property | Jul 2026 |
| 116507 | SO SPRING CREEK UNIT | Park County, WY | Oil & Gas Property | Jul 2026 |
| 116508 | SO TIMBER | Campbell County, WY | Oil & Gas Property | Jul 2026 |
| 116509 | SO UTE | La Plata County, CO | Gas Property | May 2026 |
| 116510 | SO UTE | La Plata County, CO | Gas Property | May 2026 |
| 116511 | SO UTE | La Plata County, CO | Gas Property | May 2026 |
| 116512 | SO UTE | La Plata County, CO | Gas Property | May 2026 |
| 116513 | SO UTE | La Plata County, CO | Gas Property | May 2026 |
| 116514 | SO UTE 3 | La Plata County, CO | Gas Property | May 2026 |
| 116515 | SO UTE FC 34 | La Plata County, CO | Gas Property | May 2026 |
| 116516 | SO. MOUNTAIN FB I | Ventura County, CA | Oil & Gas Property | Jul 2026 |
| 116517 | SO. TEX. SYNDICATE LEASE | La Salle County, TX | Oil & Gas Property | Nov 2019 |
| 116518 | SO. TEXAS SYNDICATE #39 | La Salle County, TX | Oil & Gas Property | Apr 2025 |
| 116519 | SO.UTE FC 33-11 1 | La Plata County, CO | Gas Property | Dec 2024 |
| 116520 | SOA SCHARBAUER S | Midland County, TX | Oil & Gas Property | May 2026 |
| 116521 | SOAPBERRY DRAW 7 STATE | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 116522 | SOAPE A.C. GAS UNIT | Panola County, TX | Oil & Gas Property | Jun 2026 |
| 116523 | SOAPE C.P | Panola County, TX | Oil & Gas Property | Jun 2026 |
| 116524 | SOAPER | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 116525 | SOAPER, R C | Henderson County, KY | Oil Property | Dec 2016 |
| 116526 | SOAPER-BAULDAU | Henderson County, KY | Oil Property | Dec 2016 |
| 116527 | SOAPY SMITH 36 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 116528 | SOARING EAGLE | Woods County, OK | Oil & Gas Property | Jun 2026 |
| 116529 | SOARING R | Caddo Parish, LA | Oil & Gas Property | Dec 2024 |
| 116530 | SOB C | Plaquemines Parish, LA | Gas Property | Sep 2002 |
| 116531 | SOB MIN FEE | Webb County, TX | Oil & Gas Property | Jun 2026 |
| 116532 | SOBBA | Anderson County, KS | Oil Property | Aug 2024 |
| 116533 | SOBER | Kay County, OK | Oil & Gas Property | May 2026 |
| 116534 | SOBER | Blaine County, OK | Oil & Gas Property | Jul 2011 |
| 116535 | SOBER BEZ FEDERAL | Eddy County, NM | Oil & Gas Property | Jan 2022 |
| 116536 | SOBERDASH | Fayette County, PA | Gas Property | Dec 2025 |
| 116537 | SOBOTIK | Burleson County, TX | Oil & Gas Property | May 2026 |
| 116538 | SOC STATE 145 | Yuma County, CO | Oil & Gas Property | May 2026 |
| 116539 | SOCAL | Garza County, TX | Oil & Gas Property | Jun 2026 |
| 116540 | SOCIETY OF THE DIVINE WORD | Daviess County, KY | Oil Property | Dec 2015 |
| 116541 | SOCKEYE | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 116542 | SOCKEYE | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 116543 | SOCKWELL | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 116544 | SOCO | Carbon County, WY | Oil & Gas Property | Jun 2026 |
| 116545 | SOCO 1907 | Ector County, TX | Oil & Gas Property | Jun 2026 |
| 116546 | SOCO 20 | Weld County, CO | Oil & Gas Property | Dec 2025 |
| 116547 | SOCO 29 | Weld County, CO | Oil & Gas Property | Jan 2020 |
| 116548 | SOCO TRIBAL | Fremont County, WY | Oil & Gas Property | Jun 2026 |
| 116549 | SOCOLOFSKY | Marion County, KS | Oil Property | Apr 2024 |
| 116550 | SOCOLOFSKY | Scott County, KS | Oil Property | Apr 2026 |
| 116551 | SODA POPINSKI 27 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 116552 | SODAK | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 116553 | SODAK OIL CO | Polk County, TX | Oil & Gas Property | Feb 2026 |
| 116554 | SODBUSTER | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 116555 | SODBUSTER 21 FEE | Lea County, NM | Oil & Gas Property | Jul 2026 |
| 116556 | SODEN | Stafford County, KS | Oil & Gas Property | Feb 1997 |
| 116557 | SODERBURG 501 | Tioga County, PA | Gas Property | Jun 2026 |
| 116558 | SODERSTROM | Barton County, KS | Oil Property | May 2026 |
| 116559 | SODIUM 147-93-05B-08H-TF | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 116560 | SODOWSKY | Major County, OK | Oil & Gas Property | Jun 2026 |
| 116561 | SOECHTING | Dimmit County, TX | Oil & Gas Property | Jun 2026 |
| 116562 | SOECHTING STATE | Dimmit County, TX | Oil & Gas Property | Jun 2026 |
| 116563 | SOEHNER | Yuma County, CO | Gas Property | May 2026 |
| 116564 | SOEHNER | Yuma County, CO | Gas Property | May 2026 |
| 116565 | SOEHNLEN | Stark County, OH | Oil & Gas Property | Dec 2025 |
| 116566 | SOEKEN | Rice County, KS | Oil Property | Mar 2026 |
| 116567 | SOEKEN | Stafford County, KS | Oil Property | Apr 2005 |
| 116568 | SOEKEN | Barton County, KS | Oil Property | May 2026 |
| 116569 | SOEKEN | Pratt County, KS | Oil & Gas Property | May 2026 |
| 116570 | SOEKEN | Barton County, KS | Oil Property | May 2026 |
| 116571 | SOEKEN HOWARD L | Barton County, KS | Oil Property | Jan 1981 |
| 116572 | SOES | Bossier Parish, LA | Oil Property | Dec 2024 |
| 116573 | SOFIA | Canadian County, OK | Oil & Gas Property | Jun 2026 |
| 116574 | SOFORIC | Westmoreland County, PA | Gas Property | Dec 2025 |
| 116575 | SOFRANKO | Mahoning County, OH | Oil & Gas Property | Dec 2025 |
| 116576 | SOFT TAIL | Ward County, TX | Oil & Gas Property | Sep 2025 |
| 116577 | SOFTA | Fayette County, PA | Gas Property | Dec 2025 |
| 116578 | SOFTAIL | Eddy County, NM | Oil & Gas Property | Jul 2021 |
| 116579 | SOFTAIL 10-17 | Winkler County, TX | Oil & Gas Property | Jun 2026 |
| 116580 | SOFTSHELL 152-94-33C-28H TF | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 116581 | SOFTVEST | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 116582 | SOHIO-SHANNON | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 116583 | SOHN | Toole County, MT | Oil & Gas Property | Jun 2026 |
| 116584 | SOINSKI | Portage County, OH | Oil & Gas Property | Jun 2026 |
| 116585 | SOIXANTE QUINZE | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 116586 | SOJO-TOUCHSTONE | Fisher County, TX | Oil & Gas Property | Jun 2026 |
| 116587 | SOJOURNER | Adams County, MS | Oil Property | Dec 2025 |
| 116588 | SOJOURNER | Fisher County, TX | Oil & Gas Property | Jun 2026 |
| 116589 | SOKOLOSKY 5 | Washita County, OK | Oil & Gas Property | Jun 2026 |
| 116590 | SOKOLSKI GU | Orange County, TX | Oil & Gas Property | Jun 2026 |
| 116591 | SOL 1 | Sublette County, WY | Oil & Gas Property | Jun 2026 |
| 116592 | SOL CARPENTER HEIRS | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 116593 | SOL UNIT | Sublette County, WY | Oil & Gas Property | Jun 2026 |
| 116594 | SOLA VACA NORTE | Zavala County, TX | Oil & Gas Property | Jun 2026 |
| 116595 | SOLACE | Stephens County, OK | Oil & Gas Property | Jun 2026 |
| 116596 | SOLADINO | Santa Barbara County, CA | Oil & Gas Property | Jul 2026 |
| 116597 | SOLANICK | Wyoming County, PA | Gas Property | Jun 2026 |
| 116598 | SOLBACH | Russell County, KS | Oil Property | Apr 2026 |
| 116599 | SOLBACH | Russell County, KS | Oil Property | May 2026 |
| 116600 | SOLBERG | Toole County, MT | Oil & Gas Property | Sep 2019 |