| 401 | NATOMAS I.O.C | Yolo County, CA | Gas Property | Feb 2003 |
| 402 | NATTIER | Harvey County, KS | Oil Property | Jun 2025 |
| 403 | NATURAL | Uintah County, UT | Oil & Gas Property | Oct 2025 |
| 404 | NATURAL | Uintah County, UT | Oil & Gas Property | Jan 2023 |
| 405 | NATURAL RESOURCE PARTNERS | Logan County, WV | Gas Property | Dec 2009 |
| 406 | NATURAL RESOURCES | Crawford County, PA | Gas Property | Dec 2024 |
| 407 | NATURAL RESOURCES | Union County, AR | Oil & Gas Property | Aug 1998 |
| 408 | NATURAL RESOURCES | Union County, AR | Oil & Gas Property | Sep 1994 |
| 409 | NATURAL RESOURCES D | Mercer County, WV | Gas Property | Dec 2021 |
| 410 | NATURAL STEAM ENERGY | Jackson County, WV | Oil & Gas Property | Dec 2021 |
| 411 | NATURE BOY | Garvin County, OK | Oil & Gas Property | Aug 2025 |
| 412 | NATURE BOY | Lycoming County, PA | Gas Property | Oct 2025 |
| 413 | NATURE BOY EAST YODER | Lycoming County, PA | Gas Property | Oct 2025 |
| 414 | NATURE BOY SOUTH YODER | Lycoming County, PA | Gas Property | Oct 2025 |
| 415 | NAUGHTON | Barber County, KS | Oil & Gas Property | Jun 2025 |
| 416 | NAUGLE | Garfield County, CO | Oil & Gas Property | Oct 2025 |
| 417 | NAUGLE GU | Wise County, TX | Oil & Gas Property | Oct 2025 |
| 418 | NAULLS E. W | Rusk County, TX | Oil & Gas Property | Oct 2025 |
| 419 | NAUMANN | Bastrop County, TX | Oil & Gas Property | Oct 2025 |
| 420 | NAUMANN | Kiowa County, KS | Oil & Gas Property | Jun 2025 |
| 421 | NAUROTH | Garfield County, CO | Oil & Gas Property | Oct 2025 |
| 422 | NAUSS | Dewey County, OK | Oil & Gas Property | Oct 2025 |
| 423 | NAUTILUS | Johnson County, TX | Gas Property | Oct 2024 |
| 424 | NAUTILUS 16 | Lea County, NM | Oil & Gas Property | Oct 2025 |
| 425 | NAV TR | San Juan County, UT | Oil & Gas Property | Nov 2025 |
| 426 | NAV TR | San Juan County, UT | Oil & Gas Property | Apr 1975 |
| 427 | NAV TRB | San Juan County, UT | Oil & Gas Property | Nov 2025 |
| 428 | NAVAHO FEDERAL | Eddy County, NM | Oil & Gas Property | Oct 2025 |
| 429 | NAVAJO | San Juan County, UT | Oil & Gas Property | May 1987 |
| 430 | NAVAJO | Kiowa County, CO | Gas Property | Sep 2003 |
| 431 | NAVAJO | San Juan County, NM | Oil & Gas Property | Oct 2025 |
| 432 | NAVAJO | San Juan County, NM | Gas Property | May 2010 |
| 433 | NAVAJO | San Juan County, NM | Gas Property | Oct 2025 |
| 434 | NAVAJO | San Juan County, UT | Oil & Gas Property | Oct 2012 |
| 435 | NAVAJO | San Juan County, NM | Oil & Gas Property | Nov 2010 |
| 436 | NAVAJO | San Juan County, UT | Oil & Gas Property | Jan 1987 |
| 437 | NAVAJO | San Juan County, NM | Gas Property | Oct 2025 |
| 438 | NAVAJO | San Juan County, NM | Oil & Gas Property | Oct 2025 |
| 439 | NAVAJO | San Juan County, NM | Gas Property | Oct 2025 |
| 440 | NAVAJO | San Juan County, UT | Oil & Gas Property | Jul 2023 |
| 441 | NAVAJO | Sandoval County, NM | Gas Property | Oct 2025 |
| 442 | NAVAJO | San Juan County, NM | Oil & Gas Property | Oct 2025 |
| 443 | NAVAJO | San Juan County, UT | Oil & Gas Property | Dec 2021 |
| 444 | NAVAJO | Reeves County, TX | Oil & Gas Property | Oct 2025 |
| 445 | NAVAJO | San Juan County, NM | Oil & Gas Property | Dec 2011 |
| 446 | NAVAJO | San Juan County, UT | Oil & Gas Property | Oct 2025 |
| 447 | NAVAJO | San Juan County, UT | Oil & Gas Property | Nov 2006 |
| 448 | NAVAJO | San Juan County, NM | Oil & Gas Property | Sep 2025 |
| 449 | NAVAJO | San Juan County, UT | Oil & Gas Property | Dec 1964 |
| 450 | NAVAJO 1 | San Juan County, NM | Gas Property | Oct 2025 |
| 451 | NAVAJO 18 | San Juan County, NM | Oil Property | Sep 2025 |
| 452 | NAVAJO 2 | McKinley County, NM | Gas Property | Oct 2025 |
| 453 | NAVAJO 5 SAN JUAN | San Juan County, UT | Oil & Gas Property | Jan 1982 |
| 454 | NAVAJO A | San Juan County, UT | Oil & Gas Property | Oct 2018 |
| 455 | NAVAJO ALLOTTED | San Juan County, NM | Oil & Gas Property | Oct 2025 |
| 456 | NAVAJO ALLOTTED GAS COM | San Juan County, NM | Oil & Gas Property | Oct 2025 |
| 457 | NAVAJO C | San Juan County, UT | Oil & Gas Property | Oct 1983 |
| 458 | NAVAJO F | San Juan County, UT | Oil & Gas Property | Dec 1974 |
| 459 | NAVAJO FED | San Juan County, UT | Oil & Gas Property | Oct 1981 |
| 460 | NAVAJO INDIAN | San Juan County, NM | Oil & Gas Property | Oct 2025 |
| 461 | NAVAJO J | San Juan County, UT | Oil & Gas Property | Aug 1983 |
| 462 | NAVAJO LAKE | Rio Arriba County, NM | Gas Property | Nov 2025 |
| 463 | NAVAJO P | San Juan County, UT | Oil & Gas Property | Oct 1983 |
| 464 | NAVAJO TRIB | San Juan County, UT | Oil Property | Jun 1958 |
| 465 | NAVAJO TRIB | San Juan County, NM | Oil & Gas Property | Oct 2025 |
| 466 | NAVAJO TRIB | San Juan County, UT | Oil & Gas Property | Nov 2025 |
| 467 | NAVAJO TRIB | San Juan County, UT | Oil & Gas Property | Nov 2025 |
| 468 | NAVAJO TRIBAL | San Juan County, NM | Oil & Gas Property | Sep 2025 |
| 469 | NAVAJO TRIBAL H | San Juan County, NM | Oil & Gas Property | Sep 2025 |
| 470 | NAVAJO TRIBE OF IND | San Juan County, NM | Oil & Gas Property | Sep 2025 |
| 471 | NAVARRO | Morehouse Parish, LA | Gas Property | Dec 2024 |
| 472 | NAVARRO CROSSING | Houston County, TX | Oil & Gas Property | Sep 2025 |
| 473 | NAVARRO UNIT | La Salle County, TX | Oil & Gas Property | Oct 2025 |
| 474 | NAVARRO-GRAYLING | Morehouse Parish, LA | Gas Property | Dec 2024 |
| 475 | NAVARRO-MONTGOMERY | Union Parish, LA | Gas Property | Dec 2024 |
| 476 | NAVARRO-RICHLAND PLANTATION B | Ouachita Parish, LA | Gas Property | Oct 2024 |
| 477 | NAVASOT | Leon County, TX | Oil & Gas Property | Oct 2025 |
| 478 | NAVE | Nowata County, OK | Oil Property | Jun 2022 |
| 479 | NAVE | Grant County, KS | Oil Property | May 2014 |
| 480 | NAVE BROWN | Jackson County, MO | Oil Property | Apr 2022 |
| 481 | NAVIDAD RIVER | Jackson County, TX | Oil & Gas Property | Nov 2016 |
| 482 | NAVIDAD-MERRITT | Tyler County, TX | Oil & Gas Property | Oct 2025 |
| 483 | NAVIGATOR UNIT | Dickens County, TX | Oil & Gas Property | Oct 2025 |
| 484 | NAVRAT | Marion County, KS | Oil Property | May 2014 |
| 485 | NAVRATIL | Logan County, OK | Oil & Gas Property | Sep 2025 |
| 486 | NAVY | Pittsburg County, OK | Gas Property | Sep 2025 |
| 487 | NAY, C. A | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 488 | NAY, EVA | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 489 | NAY, JAMES LAWSON | Lincoln County, WV | Gas Property | Dec 2020 |
| 490 | NAY, JO | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 491 | NAYLOR | Beaver County, OK | Oil & Gas Property | Sep 2025 |
| 492 | NAYLOR | Carter County, OK | Oil & Gas Property | Aug 2025 |
| 493 | NAYLOR | Lincoln County, OK | Oil & Gas Property | Aug 2025 |
| 494 | NAYLOR BILL | Roane County, WV | Oil & Gas Property | Dec 2014 |
| 495 | NAYLOR JENNINGS SAND UNIT | Coleman County, TX | Oil & Gas Property | Oct 2025 |
| 496 | NAYLOR JONES | La Salle County, TX | Oil & Gas Property | Oct 2025 |
| 497 | NAYLOR JONES | La Salle County, TX | Oil & Gas Property | Oct 2025 |
| 498 | NAYLOR JONES | McMullen County, TX | Oil & Gas Property | Oct 2025 |
| 499 | NAYLOR JONES UNIT | La Salle County, TX | Oil & Gas Property | Oct 2025 |
| 500 | NAYLOR JONES UNIT 33 | La Salle County, TX | Oil & Gas Property | Oct 2025 |