| 4501 | OLD ARCHES 14-35MBH ULW | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4502 | OLD BEAR USA 11-17H | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4503 | OLD HICKORY | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4504 | OLE 2-1-29M | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4505 | OLE 4-1-29MBH | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4506 | OLE 5-1-29TFH | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4507 | OLE 6-1-29MBH | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4508 | OLE 7-1-29TFH | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4509 | OLE 8-1-29 | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4510 | OLE 9-1-29MBH | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4511 | OLEA 24-11TFH | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4512 | OLEBULLY 8-1-29TFH-ULW | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4513 | OLIVE MAE 7-8-9H | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4514 | OLIVE USA 34-33TFH | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4515 | OLIVER | Burke County, ND | Oil & Gas Property | Dec 2025 |
| 4516 | OLIVIA MARIE 32-5H | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4517 | OLSON | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4518 | OLSON | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4519 | OLSON | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4520 | OLSON | Bowman County, ND | Oil & Gas Property | Dec 2025 |
| 4521 | OLSON | Divide County, ND | Oil & Gas Property | Jan 2026 |
| 4522 | OLSON | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4523 | OLSON 1 | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4524 | OLSON 1-12H | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4525 | OLSON 10-15 | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4526 | OLSON 11-14TFH | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4527 | OLSON 12-1H | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4528 | OLSON 14-20H | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4529 | OLSON 15-22-162-100H 1CN | Divide County, ND | Oil & Gas Property | Dec 2025 |
| 4530 | OLSON 20-1H | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4531 | OLSON 34 | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4532 | OLSON 41-18 | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4533 | OLSON 8-5 1H | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4534 | OLSON C 158-96-21-16-4MBH | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4535 | OLSON STATE | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4536 | OLSON TRUST 30-31-162-98H 1BP | Divide County, ND | Oil & Gas Property | Dec 2025 |
| 4537 | OLYMPIA | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4538 | OLYMPIA 36-2 | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4539 | OM ERICKSON 5501 11-18 4B | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4540 | OMAHA WOMAN 24-13-12H | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4541 | OMAR | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4542 | OMAR | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4543 | OMELET 151-94-16B-21H | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4544 | OMLID | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4545 | OMLID | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4546 | OMURA 148-93-05D-06H | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4547 | ONE FEATHER USA | McLean County, ND | Oil & Gas Property | Dec 2025 |
| 4548 | ONEIL | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4549 | ONEIL 1-28H1 | Burke County, ND | Oil & Gas Property | Dec 2025 |
| 4550 | ONEILL | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4551 | ONGSTAD | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4552 | OPAL 148-95-03A-10H | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4553 | OPEDAHL 21X-11 | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4554 | OPEE 1-23H | Burke County, ND | Oil & Gas Property | Dec 2025 |
| 4555 | OPPEBOEN | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4556 | OPPEGAARD | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4557 | OPSAL 158-99-26A-35-1H | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4558 | OPSETH | Burke County, ND | Oil & Gas Property | Dec 2025 |
| 4559 | ORBIT 24-13-12 | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4560 | ORBWEAVER 149-92-32C-29H | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4561 | ORCA FEDERAL | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4562 | ORCAS STATE 5601 13-16 | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4563 | ORDEAN FEDERAL 5300 24-25T | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4564 | ORDWAY 1-26H | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4565 | OREN USA 31-6TFH | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4566 | OREO FEDERAL 5300 24-25T | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4567 | ORF 1-17H | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4568 | ORION FEDERAL 5792 42-20H | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4569 | ORLYNNE 2-3H | Divide County, ND | Oil & Gas Property | Dec 2025 |
| 4570 | ORMISTON | Burke County, ND | Oil & Gas Property | Dec 2025 |
| 4571 | ORVAL 44-23H | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4572 | ORVIE 24-20H | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4573 | ORVILLE 29-32-162-98H 2XM | Divide County, ND | Oil & Gas Property | Dec 2025 |
| 4574 | ORVILLE 4-9 | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4575 | ORVIN 31-13TFH | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4576 | ORVIS 150-99-21-16 | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4577 | ORVIS STATE 150-99-21-16 | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4578 | ORYX 149-93-29B-32H-LL | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4579 | OSAGE 5693 43-35T | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4580 | OSCAR | Divide County, ND | Oil & Gas Property | Dec 2025 |
| 4581 | OSCAR 1-25H | Divide County, ND | Oil & Gas Property | Dec 2025 |
| 4582 | OSCAR FOSSUM | Bottineau County, ND | Oil Property | Dec 2025 |
| 4583 | OSCAR STOHLER 41-4H | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4584 | OSCAR THORSON USA 41-8TFH-2B | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4585 | OSEN 6192 43-21T | Burke County, ND | Oil & Gas Property | Dec 2025 |
| 4586 | OSKING USA 14-12H | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4587 | OSMIUM 147-93-17B-20H | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4588 | OSMOND 1-3H | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4589 | OSMUND 34-9TFH | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4590 | OSPREY 5401 | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 4591 | OSPREY FEDERAL | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4592 | OSTERBERG | Renville County, ND | Oil Property | Dec 2012 |
| 4593 | OSTLUND 11-14 | Mountrail County, ND | Oil & Gas Property | Dec 2025 |
| 4594 | OTIS | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4595 | OTIS | Divide County, ND | Oil & Gas Property | Dec 2025 |
| 4596 | OTIS 11-28TFH | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4597 | OTT USA 44-7TFH | Dunn County, ND | Oil & Gas Property | Dec 2025 |
| 4598 | OTTER 1-11H | Burke County, ND | Oil & Gas Property | Dec 2025 |
| 4599 | OTTER 151-94-33D-28H | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 4600 | OTTER WOMAN 3 | Dunn County, ND | Oil & Gas Property | Dec 2025 |