| 2501 | NORTH ALGER | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 2502 | NORTH ALLEN DIM | Dimmit County, TX | Oil & Gas Property | Nov 2025 |
| 2503 | NORTH ALLEN RANCH | Eastland County, TX | Oil & Gas Property | Aug 2025 |
| 2504 | NORTH AMERICA TIMBER | McDowell County, WV | Gas Property | Dec 2021 |
| 2505 | NORTH AMERICA TIMBER GPPC-0 | McDowell County, WV | Gas Property | Dec 2021 |
| 2506 | NORTH AMERICAN | Lee County, TX | Oil & Gas Property | Oct 2025 |
| 2507 | NORTH AMERICAN | Tuscarawas County, OH | Gas Property | Dec 2024 |
| 2508 | NORTH AMERICAN COAL | Indiana County, PA | Gas Property | Dec 2025 |
| 2509 | NORTH AMERICAN COAL | Tuscarawas County, OH | Oil & Gas Property | Dec 2024 |
| 2510 | NORTH AMERICAN COAL | Harrison County, OH | Oil & Gas Property | Sep 2025 |
| 2511 | NORTH AMERICAN COAL | Jefferson County, OH | Oil & Gas Property | Dec 2013 |
| 2512 | NORTH AMERICAN TIMBER | Wyoming County, WV | Gas Property | Dec 2021 |
| 2513 | NORTH AMERICAN TIMBER | McDowell County, WV | Gas Property | Dec 2021 |
| 2514 | NORTH AMERICAN-SANFORD | Hutchinson County, TX | Oil & Gas Property | Oct 2025 |
| 2515 | NORTH ANDERSON RANCH | Lea County, NM | Oil & Gas Property | Sep 2024 |
| 2516 | NORTH ANT HILLS | Niobrara County, WY | Oil Property | Dec 2025 |
| 2517 | NORTH BANK | Garfield County, CO | Oil & Gas Property | Dec 2025 |
| 2518 | NORTH BARGER 6 | Toole County, MT | Oil & Gas Property | Dec 2025 |
| 2519 | NORTH BARREL SPRINGS | Sweetwater County, WY | Oil & Gas Property | Sep 2014 |
| 2520 | NORTH BASIN | Stephens County, OK | Oil & Gas Property | Dec 2025 |
| 2521 | NORTH BAUM | Lea County, NM | Oil & Gas Property | Apr 2002 |
| 2522 | NORTH BEAVER NC DEVELOPMENT | Lawrence County, PA | Gas Property | Dec 2025 |
| 2523 | NORTH BEAVER SA | Lawrence County, PA | Gas Property | Dec 2025 |
| 2524 | NORTH BEAVER-KEPHART 3H | Lawrence County, PA | Oil & Gas Property | Dec 2025 |
| 2525 | NORTH BED CANYON UNIT | Frontier County, NE | Oil Property | Dec 2024 |
| 2526 | NORTH BELL LAKE | Lea County, NM | Oil & Gas Property | Dec 2025 |
| 2527 | NORTH BENCH FED | Carbon County, UT | Gas Property | Dec 2025 |
| 2528 | NORTH BENSON QUEEN UNIT | Eddy County, NM | Oil & Gas Property | Dec 2025 |
| 2529 | NORTH BILBREY | Lea County, NM | Oil & Gas Property | Dec 2025 |
| 2530 | NORTH BISTI COAL 3 | San Juan County, NM | Oil & Gas Property | Dec 2025 |
| 2531 | NORTH BLACK SLOUGH-MADISON U | Burke County, ND | Oil & Gas Property | Sep 1985 |
| 2532 | NORTH BLOCK 12 | Andrews County, TX | Oil & Gas Property | Jan 2019 |
| 2533 | NORTH BLONDIE 3 15 FEDERAL COM | Lea County, NM | Oil & Gas Property | Dec 2025 |
| 2534 | NORTH BLONDIE 3 15 FEDERAL COM | Lea County, NM | Oil & Gas Property | Dec 2025 |
| 2535 | NORTH BOLSA | Orange County, CA | Oil & Gas Property | Dec 2025 |
| 2536 | NORTH BONSAI STATE UNIT | Reeves County, TX | Oil & Gas Property | Nov 2025 |
| 2537 | NORTH BRANCH | McKenzie County, ND | Oil & Gas Property | Dec 2025 |
| 2538 | NORTH BRISTOL UNIT 1E | Reeves County, TX | Oil & Gas Property | Nov 2025 |
| 2539 | NORTH BROOK | Upton County, TX | Oil & Gas Property | Nov 2025 |
| 2540 | NORTH BROOKS 30 | Midland County, TX | Oil & Gas Property | Nov 2025 |
| 2541 | NORTH BROWN | Allen County, KS | Oil Property | Sep 2025 |
| 2542 | NORTH BRUSHY DRAW | Eddy County, NM | Oil & Gas Property | Dec 2025 |
| 2543 | NORTH BUCK DRAW | Campbell County, WY | Oil & Gas Property | May 2024 |
| 2544 | NORTH BUCK UNIT | Parker County, TX | Oil & Gas Property | Nov 2025 |
| 2545 | NORTH BUFFALO RIVER 27-34-39 | Martin County, TX | Oil & Gas Property | Nov 2025 |
| 2546 | NORTH BUTTE CS | Campbell County, WY | Gas Property | Dec 2019 |
| 2547 | NORTH CACHE CREEK | Yolo County, CA | Gas Property | Sep 1988 |
| 2548 | NORTH CAPROCK QUEEN UNIT | Lea County, NM | Oil Property | Feb 1998 |
| 2549 | NORTH CAR | Archuleta County, CO | Gas Property | Nov 2025 |
| 2550 | NORTH CAR | Archuleta County, CO | Gas Property | Nov 2025 |
| 2551 | NORTH CAVE GULCH | Natrona County, WY | Oil & Gas Property | Dec 2025 |
| 2552 | NORTH CEDAR LAKE UNIT | Gaines County, TX | Oil & Gas Property | Nov 2025 |
| 2553 | NORTH CENTRAL LEVELLAND UNIT | Hockley County, TX | Oil & Gas Property | Nov 2025 |
| 2554 | NORTH CENTRAL RANGE | Eastland County, TX | Oil & Gas Property | Nov 2025 |
| 2555 | NORTH CENTRAL RESOURCES | Barbour County, WV | Oil & Gas Property | Mar 2020 |
| 2556 | NORTH CENTRAL RESOURCES | Upshur County, WV | Oil & Gas Property | Dec 2021 |
| 2557 | NORTH CHAPITA | Uintah County, UT | Oil & Gas Property | Dec 2025 |
| 2558 | NORTH CHARLOTTE FIELD UNIT | Atascosa County, TX | Oil & Gas Property | Jun 2013 |
| 2559 | NORTH CHEYENNE | Grady County, OK | Oil & Gas Property | Nov 2025 |
| 2560 | NORTH CHISHOLM TRAIL | Johnson County, TX | Gas Property | Mar 2025 |
| 2561 | NORTH CLARE | Cattaraugus County, NY | Oil & Gas Property | Dec 2024 |
| 2562 | NORTH COAST ENERGY EASTERN INC | Harlan County, KY | Oil & Gas Property | Dec 2023 |
| 2563 | NORTH COAST ENERGY EASTERN INC DPI 17 | Harlan County, KY | Oil & Gas Property | Dec 2023 |
| 2564 | NORTH COAST ENERGY FELTON | Westmoreland County, PA | Gas Property | Dec 2025 |
| 2565 | NORTH COLORADO | Adams County, CO | Oil & Gas Property | Sep 2017 |
| 2566 | NORTH COP | Sweetwater County, WY | Gas Property | Oct 2009 |
| 2567 | NORTH COUNTY LINE ESTATES | Wise County, TX | Oil & Gas Property | Nov 2025 |
| 2568 | NORTH COWDEN | Ector County, TX | Oil & Gas Property | Nov 2025 |
| 2569 | NORTH CREEK | Reagan County, TX | Oil & Gas Property | Nov 2025 |
| 2570 | NORTH CROSS /DEV./ UNIT | Crane County, TX | Oil & Gas Property | Nov 2025 |
| 2571 | NORTH DAKOTA C A | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 2572 | NORTH DAKOTA STATE | McKenzie County, ND | Oil & Gas Property | Sep 1998 |
| 2573 | NORTH DANKER | Park County, WY | Oil & Gas Property | Dec 2025 |
| 2574 | NORTH DAVIS 14 | Martin County, TX | Oil & Gas Property | Nov 2025 |
| 2575 | NORTH DAWSON | Allen County, KS | Oil Property | Apr 2025 |
| 2576 | NORTH DODGE RIM | Lincoln County, WY | Oil & Gas Property | Dec 2025 |
| 2577 | NORTH DOLLARHIDE UNIT | Andrews County, TX | Oil & Gas Property | Nov 2025 |
| 2578 | NORTH DRAGON TRAIL | Rio Blanco County, CO | Gas Property | Nov 2025 |
| 2579 | NORTH EAST | Erie County, PA | Gas Property | Dec 2025 |
| 2580 | NORTH EL MAR UNIT | Lea County, NM | Oil & Gas Property | Nov 2024 |
| 2581 | NORTH ELBA | Daviess County, KY | Oil Property | Dec 2023 |
| 2582 | NORTH ELEPHANT 2 UNIT | Reeves County, TX | Oil & Gas Property | Nov 2025 |
| 2583 | NORTH ELKHORN | Billings County, ND | Oil & Gas Property | Dec 2025 |
| 2584 | NORTH EVANS | Franklin County, KS | Oil Property | Sep 2025 |
| 2585 | NORTH EZJ | Mitchell County, TX | Oil Property | Apr 2016 |
| 2586 | NORTH FLIPPIN UNIT | Burleson County, TX | Oil & Gas Property | Oct 2025 |
| 2587 | NORTH FOLLMER | Wilson County, KS | Oil & Gas Property | Sep 2025 |
| 2588 | NORTH FORK | Johnson County, TX | Gas Property | Jun 2025 |
| 2589 | NORTH FORK | Tioga County, PA | Gas Property | Dec 2025 |
| 2590 | NORTH FORK | Graham County, KS | Oil Property | May 2018 |
| 2591 | NORTH FORK RANCH 1 | Las Animas County, CO | Gas Property | Dec 2025 |
| 2592 | NORTH FORK UNIT | Johnson County, WY | Oil Property | Nov 2025 |
| 2593 | NORTH FORK UNIT | Seldovia Quadrangle, AK | Gas Property | Jan 2026 |
| 2594 | NORTH FOSTER UNIT | Ector County, TX | Oil & Gas Property | Oct 2025 |
| 2595 | NORTH FOX BUSH | Butler County, KS | Oil Property | Sep 2025 |
| 2596 | NORTH GALLERY 1 | Nowata County, OK | Oil & Gas Property | Jan 2018 |
| 2597 | NORTH GARNER LAKE | Campbell County, WY | Oil Property | Nov 2025 |
| 2598 | NORTH GEORGE | Wichita County, TX | Oil & Gas Property | Aug 2025 |
| 2599 | NORTH GERFIN PRICE | Susquehanna County, PA | Gas Property | Dec 2025 |
| 2600 | NORTH GOAT 2 UNIT | Reeves County, TX | Oil & Gas Property | Nov 2025 |