| 90601 | OAK 1 | Kingman County, KS | Gas Property | Jun 2024 |
| 90602 | OAK 148-94 12C-01-1H | Dunn County, ND | Oil & Gas Property | Sep 2024 |
| 90603 | OAK 15 | Glasscock County, TX | Oil & Gas Property | Aug 2024 |
| 90604 | OAK 1819 | Campbell County, WY | Oil & Gas Property | Sep 2024 |
| 90605 | OAK 55-1-30 UNIT 1H | Loving County, TX | Oil & Gas Property | Aug 2024 |
| 90606 | OAK C | Kingman County, KS | Gas Property | Jul 2024 |
| 90607 | OAK FLAT | Ventura County, CA | Oil & Gas Property | Aug 2024 |
| 90608 | OAK FLAT | Fresno County, CA | Oil Property | Jan 1997 |
| 90609 | OAK GROVE | Jefferson County, AL | Gas Property | Jan 2004 |
| 90610 | OAK GROVE | Ventura County, CA | Oil & Gas Property | Sep 2024 |
| 90611 | OAK GROVE UNIT | Tarrant County, TX | Gas Property | Jul 2024 |
| 90612 | OAK HILL | Cattaraugus County, NY | Oil & Gas Property | Dec 2023 |
| 90613 | OAK HILL GAS UNIT | Rusk County, TX | Oil & Gas Property | Aug 2024 |
| 90614 | OAK ISLAND A | Bexar County, TX | Oil & Gas Property | Aug 2024 |
| 90615 | OAK PARK | Ventura County, CA | Oil & Gas Property | Aug 2024 |
| 90616 | OAK RIDGE N | Susquehanna County, PA | Gas Property | Sep 2024 |
| 90617 | OAK STATE UNIT | Reeves County, TX | Gas Property | Aug 2024 |
| 90618 | OAK TREE | Kingfisher County, OK | Oil & Gas Property | Aug 2024 |
| 90619 | OAK TREE FAIRWAY UNIT | Mercer County, PA | Oil & Gas Property | Dec 2023 |
| 90620 | OAK VALLEY | Johnson County, TX | Gas Property | Aug 2024 |
| 90621 | OAK VALLEY 2 | Dawson County, TX | Oil & Gas Property | Aug 2024 |
| 90622 | OAKASON NV FEDERAL | Eddy County, NM | Oil & Gas Property | Jun 2022 |
| 90623 | OAKDALE | Dunn County, ND | Oil & Gas Property | Sep 2024 |
| 90624 | OAKDALE 11-12H | Dunn County, ND | Oil & Gas Property | Sep 2024 |
| 90625 | OAKES | Dewey County, OK | Oil & Gas Property | Sep 2024 |
| 90626 | OAKES | Dewey County, OK | Oil & Gas Property | Sep 2024 |
| 90627 | OAKES | Woodson County, KS | Oil Property | May 2012 |
| 90628 | OAKES | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 90629 | OAKES | Claiborne Parish, LA | Oil Property | Feb 2023 |
| 90630 | OAKES | McKean County, PA | Oil Property | Dec 2007 |
| 90631 | OAKES | Barber County, KS | Oil & Gas Property | Jul 2024 |
| 90632 | OAKES | Woodson County, KS | Oil Property | Jul 2024 |
| 90633 | OAKES 25 | Texas County, OK | Oil & Gas Property | Aug 2024 |
| 90634 | OAKES C.W. ESTATE | Limestone County, TX | Oil & Gas Property | Aug 2024 |
| 90635 | OAKES G B | Chautauqua County, KS | Oil Property | Jul 2024 |
| 90636 | OAKES PAT GAS UNIT | Limestone County, TX | Oil & Gas Property | Aug 2024 |
| 90637 | OAKES T.C. ESTATE GAS UNIT | Freestone County, TX | Oil & Gas Property | Aug 2024 |
| 90638 | OAKES, OLLIE | Metcalfe County, KY | Oil Property | Nov 2004 |
| 90639 | OAKES-TURNER GAS UNIT NO. 1 | Freestone County, TX | Oil & Gas Property | Aug 2024 |
| 90640 | OAKHURST F | Montgomery County, KS | Gas Property | Jul 2024 |
| 90641 | OAKLAND | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 90642 | OAKLAND | Mountrail County, ND | Oil & Gas Property | Sep 2024 |
| 90643 | OAKLAND | Adams County, MS | Oil Property | Jan 1997 |
| 90644 | OAKLAND | Kern County, CA | Oil & Gas Property | Sep 2024 |
| 90645 | OAKLAND 151-103-29B-32-1H | McKenzie County, ND | Oil & Gas Property | Sep 2024 |
| 90646 | OAKLAND CEMET | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 90647 | OAKLAND CORP | Cass County, TX | Oil & Gas Property | Nov 2022 |
| 90648 | OAKLAND CORP WATERFLOOD UNIT | Cass County, TX | Oil & Gas Property | Dec 2023 |
| 90649 | OAKLAND FEDERAL 1 | McKenzie County, ND | Oil & Gas Property | Sep 2024 |
| 90650 | OAKLEAF, LINN | Labette County, KS | Gas Property | Jul 2024 |
| 90651 | OAKLEY | Hopkins County, KY | Oil Property | Feb 2022 |
| 90652 | OAKLEY | Dewey County, OK | Oil & Gas Property | Aug 2024 |
| 90653 | OAKLEY DOME UNIT 1 | Hinds County, MS | Oil & Gas Property | Sep 2024 |
| 90654 | OAKLEY FED | Converse County, WY | Oil & Gas Property | Sep 2024 |
| 90655 | OAKLIEF-SHARROCK | Coshocton County, OH | Oil & Gas Property | Dec 2023 |
| 90656 | OAKMONT | Dawson County, TX | Oil & Gas Property | Aug 2024 |
| 90657 | OAKMONT 11 10 STATE COM | Lea County, NM | Oil & Gas Property | Sep 2024 |
| 90658 | OAKMONT 1505 | Kingfisher County, OK | Oil & Gas Property | Aug 2024 |
| 90659 | OAKMONT COUNT | Allegheny County, PA | Gas Property | Dec 2023 |
| 90660 | OAKMONT EAST | Allegheny County, PA | Gas Property | Dec 2023 |
| 90661 | OAKRIDGE | Ventura County, CA | Oil & Gas Property | Sep 2024 |
| 90662 | OAKRIDGE | Chautauqua County, KS | Oil & Gas Property | Jun 2015 |
| 90663 | OAKS | Custer County, OK | Oil & Gas Property | Aug 2024 |
| 90664 | OAKS | Johnson County, TX | Oil & Gas Property | Jul 2024 |
| 90665 | OAKS | Martin County, TX | Oil & Gas Property | Aug 2024 |
| 90666 | OAKS STATE | Andrews County, TX | Oil & Gas Property | Aug 2024 |
| 90667 | OAKSON A FEDERAL | Chaves County, NM | Oil Property | Oct 2001 |
| 90668 | OAKSON B FEDERAL | Chaves County, NM | Oil & Gas Property | Nov 2009 |
| 90669 | OAKVILLE 8-5-161-92H | Burke County, ND | Oil & Gas Property | Sep 2024 |
| 90670 | OAKWOOD | Los Angeles County, CA | Oil & Gas Property | Mar 2001 |
| 90671 | OAKWOOD | Tarrant County, TX | Gas Property | Aug 2024 |
| 90672 | OAKWOOD CLUB | Cuyahoga County, OH | Oil & Gas Property | Dec 2015 |
| 90673 | OAKWOOD REALTY | Jefferson County, TX | Oil & Gas Property | Feb 2024 |
| 90674 | OARD | Kay County, OK | Oil & Gas Property | Jan 2021 |
| 90675 | OARE A | Alfalfa County, OK | Oil & Gas Property | Feb 2014 |
| 90676 | OASIS | Comanche County, KS | Oil & Gas Property | Jul 2024 |
| 90677 | OASIS 9-16-33-40 | Mitchell County, TX | Oil & Gas Property | Aug 2024 |
| 90678 | OASIS MEIERS 5692 | Mountrail County, ND | Oil & Gas Property | Sep 2024 |
| 90679 | OASIS UNIT | Karnes County, TX | Oil & Gas Property | Aug 2024 |
| 90680 | OAT MOUNTAIN | Los Angeles County, CA | Oil & Gas Property | Jul 2024 |
| 90681 | OATES | Limestone County, TX | Oil & Gas Property | Aug 2024 |
| 90682 | OATES | Hutchinson County, TX | Oil & Gas Property | Jun 2022 |
| 90683 | OATES | Wise County, TX | Oil & Gas Property | Aug 2024 |
| 90684 | OATES 10N-2 | Pecos County, TX | Oil & Gas Property | Aug 2024 |
| 90685 | OATES 21-27H | Mountrail County, ND | Oil & Gas Property | Sep 2024 |
| 90686 | OATES G | Wise County, TX | Oil & Gas Property | Aug 2024 |
| 90687 | OATES J. S | Pecos County, TX | Oil & Gas Property | Aug 2024 |
| 90688 | OATES UNIT | Polk County, TX | Oil & Gas Property | Aug 2024 |
| 90689 | OATHOUT | Sumner County, KS | Oil Property | Jun 2024 |
| 90690 | OATMAN | Reeves County, TX | Oil & Gas Property | Aug 2024 |
| 90691 | OATMAN | Reeves County, TX | Oil & Gas Property | Aug 2024 |
| 90692 | OATMAN STATE UNIT 11-14 | Reeves County, TX | Oil & Gas Property | Aug 2024 |
| 90693 | OATMEAL 8 FEDERAL | Eddy County, NM | Oil & Gas Property | Sep 2024 |
| 90694 | OATS UT 2-26 3-3-23-14-1 | Duchesne County, UT | Oil & Gas Property | Sep 2024 |
| 90695 | OB H1 | Shelby County, TX | Gas Property | Aug 2024 |
| 90696 | OBACH | Stark County, ND | Oil & Gas Property | Nov 2016 |
| 90697 | OBANION | Harrison County, TX | Oil & Gas Property | Sep 2021 |
| 90698 | OBANION | Marshall County, OK | Oil & Gas Property | Aug 2024 |
| 90699 | OBANION | Fresno County, CA | Gas Property | Aug 1997 |
| 90700 | OBANION | Harrison County, TX | Oil & Gas Property | Aug 2024 |