| 4401 | OLIVER | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 4402 | OLIVIA MARIE 32-5H | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4403 | OLSON | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 4404 | OLSON | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4405 | OLSON | Bowman County, ND | Oil & Gas Property | Jun 2026 |
| 4406 | OLSON | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4407 | OLSON | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4408 | OLSON | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4409 | OLSON 1 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4410 | OLSON 1-12H | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4411 | OLSON 10-15 | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4412 | OLSON 11-14TFH | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4413 | OLSON 12-1H | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4414 | OLSON 14-20H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4415 | OLSON 15-22-162-100H 1CN | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 4416 | OLSON 20-1H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4417 | OLSON 34 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4418 | OLSON 41-18 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4419 | OLSON 8-5 1H | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4420 | OLSON C 158-96-21-16-4MBH | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4421 | OLSON STATE | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4422 | OLYMPIA | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4423 | OLYMPIA 36-2 | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4424 | OM ERICKSON 5501 11-18 4B | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4425 | OMAHA WOMAN 24-13-12H | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4426 | OMAR | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4427 | OMELET 151-94-16B-21H | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4428 | OMLID | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4429 | OMLID | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4430 | OMURA 148-93-05D-06H | Dunn County, ND | Oil & Gas Property | May 2026 |
| 4431 | ONE FEATHER USA | McLean County, ND | Oil & Gas Property | Jun 2026 |
| 4432 | ONEIL | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4433 | ONEIL 1-28H1 | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 4434 | ONEILL | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4435 | ONGSTAD | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4436 | OPEDAHL 21X-11 | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4437 | OPEE 1-23H | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 4438 | OPPEBOEN | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4439 | OPPEGAARD | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4440 | OPSAL 158-99-26A-35-1H | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4441 | OPSETH | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 4442 | ORBIT 24-13-12 | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4443 | ORBWEAVER 149-92-32C-29H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4444 | ORCA FEDERAL | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4445 | ORCAS STATE 5601 13-16 | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4446 | ORDEAN FEDERAL 5300 24-25T | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4447 | ORDWAY 1-26H | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4448 | OREN USA 31-6TFH | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4449 | OREO FEDERAL 5300 24-25T | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4450 | ORION FEDERAL 5792 42-20H | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4451 | ORLYNNE 2-3H | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 4452 | ORMISTON | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 4453 | ORRIS 159-93-15-3 | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 4454 | ORTMAN USA 34-31TFH | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4455 | ORVAL 44-23H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4456 | ORVIE 24-20H | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4457 | ORVILLE 29-32-162-98H 2XM | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 4458 | ORVILLE 4-9 | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4459 | ORVIN 31-13TFH | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4460 | ORVIS 150-99-21-16 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4461 | ORVIS STATE 150-99-21-16 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4462 | ORYX 149-93-29B-32H-LL | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4463 | OSAGE 5693 43-35T | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4464 | OSCAR | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 4465 | OSCAR 1-25H | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 4466 | OSCAR FOSSUM | Bottineau County, ND | Oil & Gas Property | Jun 2026 |
| 4467 | OSCAR STOHLER 41-4H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4468 | OSCAR THORSON USA 41-8TFH-2B | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4469 | OSKING USA 14-12H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4470 | OSMIUM 147-93-17B-20H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4471 | OSMOND 1-3H | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4472 | OSPREY 5401 | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4473 | OSPREY FEDERAL | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4474 | OSTERBERG | Renville County, ND | Oil Property | Dec 2012 |
| 4475 | OSTLUND 11-14 | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4476 | OTIS | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 4477 | OTIS | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4478 | OTIS 11-28TFH | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4479 | OTT USA 44-7TFH | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4480 | OTTER 1-11H | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 4481 | OTTER 151-94-33D-28H | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4482 | OTTER WOMAN 3 | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4483 | OTTO 14-23H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4484 | OUKROP | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4485 | OUTLAW GAP | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4486 | OVERDORF | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4487 | OVERLAND 1 | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 4488 | OVERLAND 20-17-162-98H 4MD | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 4489 | OVERLEE | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 4490 | OWAN 14B-22HN | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 4491 | OWAN 23-26H | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4492 | OWAN 5402 43-26 | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4493 | OWINGS | Burke County, ND | Oil & Gas Property | May 2015 |
| 4494 | OWL 1-28HS | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 4495 | OWL COMES OUT 8-9H | McLean County, ND | Oil & Gas Property | Jun 2026 |
| 4496 | OYLOE 5199 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4497 | OYLOE STATE | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4498 | P ALEXANDER 155-99-16-11-2-1H | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4499 | P ALICE 154-99-4-3-27-4H | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4500 | P BERGER 156-100-14-7 | Williams County, ND | Oil & Gas Property | Jun 2026 |