| Property Name | Property Location | Property Type | Most Recent Production | |
|---|---|---|---|---|
| 501 | DEVRIES 1-18H | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 502 | DEWALD | Hill County, MT | Gas Property | Nov 2025 |
| 503 | DEWEY | Sheridan County, WY | Gas Property | Jun 2015 |
| 504 | DEZORT 1 | Glacier County, MT | Gas Property | Nov 2025 |
| 505 | DIAL | Glacier County, MT | Oil & Gas Property | Dec 2022 |
| 506 | DIAL | Toole County, MT | Gas Property | Sep 2025 |
| 507 | DIAMOND | Roosevelt County, MT | Oil & Gas Property | Nov 2025 |
| 508 | DIANNE FEDERAL 2658 42-22H | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 509 | DICKEY (1 | Blaine County, MT | Gas Property | Nov 2025 |
| 510 | DIGE 41X-29DXA | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 511 | DION | Hill County, MT | Gas Property | Nov 2025 |
| 512 | DIPPLE | Toole County, MT | Oil Property | Nov 2025 |
| 513 | DIRK FEDERAL 1-22-21H | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 514 | DISCO 2959 13-30H | Roosevelt County, MT | Oil & Gas Property | Nov 2025 |
| 515 | DIX MONT STATE | Toole County, MT | Oil & Gas Property | Oct 2025 |
| 516 | DIXIE FEDERAL 2758 14-6H | Roosevelt County, MT | Oil & Gas Property | Nov 2025 |
| 517 | DK BRUINS | Toole County, MT | Oil Property | Nov 2025 |
| 518 | DONNA 31X-15BXC | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 519 | DONOVAN | Toole County, MT | Oil Property | Nov 1989 |
| 520 | DONOVAN | Toole County, MT | Oil Property | Oct 2024 |
| 521 | DORE | Richland County, MT | Oil & Gas Property | Oct 2024 |
| 522 | DORIGHT | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 523 | DORIS 10-3 #1H | Roosevelt County, MT | Oil & Gas Property | Nov 2025 |
| 524 | DOROTHY | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 525 | DOROTHY MELVIN 4 HSU | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 526 | DOUBLE "V" 1-21H | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 527 | DOUBLE BAR M 24-32H | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 528 | DOUG | Slope County, ND | Oil & Gas Property | Dec 2025 |
| 529 | DOUGLAS 11X-14 | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 530 | DOYLE 1-9 | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 531 | DRAKE | Toole County, MT | Gas Property | Nov 2025 |
| 532 | DREES | Musselshell County, MT | Oil & Gas Property | Jun 1992 |
| 533 | DRINGMAN | Big Horn County, MT | Gas Property | Nov 2020 |
| 534 | DRY CREEK | Carbon County, MT | Oil & Gas Property | May 2024 |
| 535 | DUANE | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 536 | DUBOIS | Teton County, MT | Oil Property | Oct 2025 |
| 537 | DUBOIS | Teton County, MT | Oil Property | Aug 1996 |
| 538 | DUCK CREEK 1 | McCone County, MT | Oil & Gas Property | Nov 2024 |
| 539 | DUGOUT FEDERAL 1-15 | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 540 | DULL | Liberty County, MT | Gas Property | Nov 2025 |
| 541 | DUMAS | Chouteau County, MT | Gas Property | Nov 2025 |
| 542 | DUNBAR | Blaine County, MT | Gas Property | Nov 2025 |
| 543 | DUNMORE | Big Horn County, MT | Gas Property | Jun 2017 |
| 544 | DUNN 42-4 | Roosevelt County, MT | Oil & Gas Property | Nov 2025 |
| 545 | DUSEK | Hill County, MT | Gas Property | Nov 2025 |
| 546 | DWYER | Sheridan County, MT | Oil & Gas Property | Apr 2023 |
| 547 | DYNNESON | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 548 | DYRDAHL | Toole County, MT | Gas Property | May 2025 |
| 549 | E CHOUTEAU | Blaine County, MT | Gas Property | Nov 2025 |
| 550 | E M REIBE | Toole County, MT | Oil Property | Nov 2025 |
| 551 | E. GOFF 1 | Sheridan County, MT | Oil & Gas Property | Nov 2025 |
| 552 | E. HANSEN | Sheridan County, MT | Oil & Gas Property | Nov 1995 |
| 553 | E. SUNDSTED | Sheridan County, MT | Oil & Gas Property | Aug 1996 |
| 554 | E. WESTGA | Sheridan County, MT | Oil & Gas Property | Jul 1994 |
| 555 | E.M.BROWN | Toole County, MT | Oil & Gas Property | Sep 2025 |
| 556 | EAGLE 4-9 | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 557 | EAGLE CREEK | Liberty County, MT | Gas Property | Nov 2025 |
| 558 | EARL | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 559 | EARL-RITA HSU | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 560 | EAST END | Hill County, MT | Gas Property | Nov 2025 |
| 561 | EAST HELMERICK | Toole County, MT | Oil Property | Jul 2020 |
| 562 | EBET | Park County, WY | Oil & Gas Property | Dec 2025 |
| 563 | EBET2 | Carbon County, MT | Oil & Gas Property | Dec 2025 |
| 564 | EBFR | Park County, WY | Oil & Gas Property | Apr 2024 |
| 565 | EBFR2 | Carbon County, MT | Oil & Gas Property | Dec 2025 |
| 566 | EBM2 | Carbon County, MT | Oil & Gas Property | Dec 2025 |
| 567 | ECA FEDERAL | Stillwater County, MT | Oil Property | Oct 2025 |
| 568 | ECA FOOTHILLS | Carbon County, MT | Oil & Gas Property | Jul 2025 |
| 569 | ED-PAUL | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 570 | EDEBURN | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 571 | EDGAR | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 572 | EDWARD JONES | Pondera County, MT | Oil & Gas Property | Sep 2025 |
| 573 | EDWARDS | Toole County, MT | Oil & Gas Property | Oct 2025 |
| 574 | EDWARDS | Toole County, MT | Gas Property | Oct 2025 |
| 575 | EGAN 1-14H | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 576 | EHLI | Toole County, MT | Gas Property | Feb 1996 |
| 577 | EKLAND | Dawson County, MT | Oil & Gas Property | Jul 2025 |
| 578 | ELAINE | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 579 | ELK BASIN | Park County, WY | Oil & Gas Property | Dec 2025 |
| 580 | ELLA MARIE 2759 42-9H | Roosevelt County, MT | Oil & Gas Property | Nov 2025 |
| 581 | ELLINGSON | Toole County, MT | Oil & Gas Property | Nov 2024 |
| 582 | ELM 2-12H | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 583 | ELM 3-12H | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 584 | ELOB | Fallon County, MT | Oil & Gas Property | Nov 2025 |
| 585 | ELOB | Fallon County, MT | Oil & Gas Property | Nov 2025 |
| 586 | ELPEL | Dawson County, MT | Oil & Gas Property | Nov 2025 |
| 587 | ELROY 32-31 #1H | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 588 | ELVSAAS | Roosevelt County, MT | Oil & Gas Property | Feb 2023 |
| 589 | EMMERT | Toole County, MT | Oil Property | Nov 2025 |
| 590 | EMMONS | Toole County, MT | Oil & Gas Property | Nov 2018 |
| 591 | ENGELKING | Toole County, MT | Oil & Gas Property | Nov 2025 |
| 592 | ENGEMOEN | Toole County, MT | Oil Property | Nov 2025 |
| 593 | ENGLISH FEDERAL 1-5H | Richland County, MT | Oil & Gas Property | Nov 2025 |
| 594 | ENGSTROM | Toole County, MT | Oil Property | Nov 2025 |
| 595 | EPLETVEIT | Toole County, MT | Gas Property | Nov 2025 |
| 596 | EPU 1 | Roosevelt County, MT | Oil Property | Apr 2025 |
| 597 | EPU 2 | Roosevelt County, MT | Oil Property | Apr 2025 |
| 598 | EPU 3 | Roosevelt County, MT | Oil Property | Dec 2002 |
| 599 | EPU 4 | Roosevelt County, MT | Oil Property | Apr 2025 |
| 600 | EPU 5 | Roosevelt County, MT | Oil Property | Apr 2025 |