| 2601 | FITZPATRICK & WELLER | Cattaraugus County, NY | Gas Property | Dec 2025 |
| 2602 | FITZPATRICK, J | Gilmer County, WV | Oil & Gas Property | Nov 2021 |
| 2603 | FITZPATRICK, MARY | Martin County, KY | Gas Property | Dec 2024 |
| 2604 | FITZSIMMONS | Pratt County, KS | Oil & Gas Property | Sep 1995 |
| 2605 | FITZSIMMONS | Nowata County, OK | Gas Property | Jun 2018 |
| 2606 | FITZSIMMONS | Bradford County, PA | Gas Property | Jun 2026 |
| 2607 | FITZSIMMONS | Weld County, CO | Oil & Gas Property | May 2026 |
| 2608 | FITZWATER | Gladwin County, MI | Oil Property | May 2025 |
| 2609 | FITZWATER | Washington County, PA | Gas Property | Dec 2025 |
| 2610 | FITZWILLIAM | Parker County, TX | Oil & Gas Property | May 2026 |
| 2611 | FIVE | Weld County, CO | Oil & Gas Property | Feb 2020 |
| 2612 | FIVE D BAR | Sheridan County, WY | Gas Property | Jun 2015 |
| 2613 | FIVE F | La Salle County, TX | Oil & Gas Property | May 2026 |
| 2614 | FIVE H INVESTMENTS | Harrison County, WV | Oil & Gas Property | Dec 2021 |
| 2615 | FIVE M E2 | Weld County, CO | Oil & Gas Property | May 2026 |
| 2616 | FIVE MILE | Sweetwater County, WY | Oil & Gas Property | Jun 2026 |
| 2617 | FIVE MILE | Sweetwater County, WY | Oil & Gas Property | Jun 2026 |
| 2618 | FIVE MILE | Washakie County, WY | Oil & Gas Property | Jun 2026 |
| 2619 | FIVE MILE CREEK | Fayette County, TX | Oil & Gas Property | May 2026 |
| 2620 | FIVE MILE GULCH | Sweetwater County, WY | Oil & Gas Property | Jun 2026 |
| 2621 | FIVE MILE TANK | Chaves County, NM | Gas Property | May 2026 |
| 2622 | FIVE N | Montague County, TX | Oil & Gas Property | May 2026 |
| 2623 | FIVE OF DIAMONDS | San Juan County, NM | Gas Property | Jun 2026 |
| 2624 | FIVE R 1 | Mesa County, CO | Oil & Gas Property | May 2026 |
| 2625 | FIVE RESOURCES | Garza County, TX | Oil Property | May 2026 |
| 2626 | FIVE RIVERS | Weld County, CO | Oil & Gas Property | May 2026 |
| 2627 | FIVE RIVERS BB 30 | Weld County, CO | Oil & Gas Property | May 2017 |
| 2628 | FIVE WAY 15 | Martin County, TX | Oil & Gas Property | May 2026 |
| 2629 | FIVER STATE 18 | Reeves County, TX | Oil & Gas Property | May 2026 |
| 2630 | FIX 11 | Yuma County, CO | Oil & Gas Property | May 2026 |
| 2631 | FIX 2 | Yuma County, CO | Oil & Gas Property | May 2026 |
| 2632 | FIX 2 | Yuma County, CO | Gas Property | May 2026 |
| 2633 | FIX 24 | Yuma County, CO | Gas Property | May 2026 |
| 2634 | FIXICO | Okfuskee County, OK | Oil Property | Mar 2026 |
| 2635 | FIXICO | Seminole County, OK | Oil Property | May 2016 |
| 2636 | FIXICO | Creek County, OK | Oil Property | May 2026 |
| 2637 | FIXICO | Okfuskee County, OK | Oil Property | Nov 2014 |
| 2638 | FIZZELL | Stanton County, KS | Gas Property | Apr 2026 |
| 2639 | FJELSTAD | McKenzie County, ND | Oil & Gas Property | Oct 1997 |
| 2640 | FL GREENS | Weld County, CO | Oil & Gas Property | May 2026 |
| 2641 | FL GREENS FEDERAL | Weld County, CO | Oil & Gas Property | May 2026 |
| 2642 | FL MOUNTAIN | Weld County, CO | Oil & Gas Property | May 2026 |
| 2643 | FLACHE | Jones County, TX | Oil & Gas Property | Jan 2026 |
| 2644 | FLACHE 34-39 A UNIT | Howard County, TX | Oil & Gas Property | May 2026 |
| 2645 | FLACHE MITCHELL | Terry County, TX | Oil & Gas Property | May 2026 |
| 2646 | FLACK | Weld County, CO | Oil & Gas Property | Apr 2019 |
| 2647 | FLACK | Tioga County, PA | Gas Property | Jun 2026 |
| 2648 | FLACK | Holmes County, OH | Oil & Gas Property | Dec 2021 |
| 2649 | FLACK J A | Washington County, PA | Oil Property | Dec 2010 |
| 2650 | FLACK O | Knox County, OH | Oil Property | Dec 2018 |
| 2651 | FLADAGER | Daniels County, MT | Oil Property | May 2002 |
| 2652 | FLADELAND | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 2653 | FLADELAND | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 2654 | FLADER | Adams County, CO | Oil & Gas Property | Feb 2003 |
| 2655 | FLAG RANCH | Ector County, TX | Oil & Gas Property | May 2026 |
| 2656 | FLAGE | Toole County, MT | Gas Property | Apr 2026 |
| 2657 | FLAGG USA 11-3H | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 2658 | FLAGLER | Rooks County, KS | Oil Property | Apr 2026 |
| 2659 | FLAGLER | Grady County, OK | Oil & Gas Property | Oct 2019 |
| 2660 | FLAGLER 8 FEDERAL | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 2661 | FLAHARTY, RAY L | Labette County, KS | Gas Property | Apr 2026 |
| 2662 | FLAHAVEN | Lee County, KY | Oil & Gas Property | Dec 2023 |
| 2663 | FLAHERTY | Coffey County, KS | Oil Property | Apr 2026 |
| 2664 | FLAHERTY 1 | Weld County, CO | Oil & Gas Property | May 2026 |
| 2665 | FLAKE | Coffey County, KS | Oil Property | Mar 2026 |
| 2666 | FLAME | Nueces County, TX | Oil & Gas Property | May 2026 |
| 2667 | FLAMEBACK | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 2668 | FLAMES 3-10-1S-3W | Carter County, OK | Oil & Gas Property | May 2026 |
| 2669 | FLAMING | Washita County, OK | Oil & Gas Property | May 2026 |
| 2670 | FLAMING DRAGON | Duchesne County, UT | Oil & Gas Property | May 2026 |
| 2671 | FLAMING SNAIL FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 2672 | FLAMING STAR 02-11 | Howard County, TX | Oil & Gas Property | May 2026 |
| 2673 | FLAMMENWERFER UNIT | McMullen County, TX | Oil & Gas Property | May 2026 |
| 2674 | FLAMSON | Andrews County, TX | Oil & Gas Property | May 2026 |
| 2675 | FLAN | Texas County, OK | Gas Property | May 2026 |
| 2676 | FLANAGAN | Franklin County, AR | Gas Property | Jun 2024 |
| 2677 | FLANAGAN | Montgomery County, KS | Oil & Gas Property | Mar 2026 |
| 2678 | FLANAGAN | Panola County, TX | Oil & Gas Property | May 2026 |
| 2679 | FLANAGAN | Andrews County, TX | Oil & Gas Property | May 2026 |
| 2680 | FLANAGAN | Gregg County, TX | Oil & Gas Property | May 2026 |
| 2681 | FLANAGAN | Rusk County, TX | Oil & Gas Property | May 2026 |
| 2682 | FLANAGAN | Martin County, TX | Oil & Gas Property | May 2026 |
| 2683 | FLANAGAN | Howard County, TX | Oil & Gas Property | May 2026 |
| 2684 | FLANAGAN | Cotton County, OK | Oil Property | Mar 2022 |
| 2685 | FLANAGAN | Love County, OK | Oil & Gas Property | May 2026 |
| 2686 | FLANAGAN | Glasscock County, TX | Oil & Gas Property | May 2026 |
| 2687 | FLANAGAN | Hansford County, TX | Gas Property | May 2026 |
| 2688 | FLANAGAN | Ritchie County, WV | Oil & Gas Property | Jun 2021 |
| 2689 | FLANAGAN A | Titus County, TX | Oil & Gas Property | May 2026 |
| 2690 | FLANAGAN ANNIE OIL MANAGEMENT | Martin County, TX | Oil & Gas Property | May 2026 |
| 2691 | FLANAGAN, GEORGE | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 2692 | FLANAGAN-JERNIGAN HV UNIT | Panola County, TX | Gas Property | May 2026 |
| 2693 | FLANDERS | Barton County, KS | Oil Property | Apr 2026 |
| 2694 | FLANDERS | Montgomery County, KS | Gas Property | Apr 2026 |
| 2695 | FLANE | Gonzales County, TX | Oil & Gas Property | May 2026 |
| 2696 | FLANIGAN | Weld County, CO | Oil & Gas Property | May 2026 |
| 2697 | FLANIGAN | Phillips County, KS | Oil Property | Jul 1988 |
| 2698 | FLANIGAN | Caddo County, OK | Oil & Gas Property | May 2026 |
| 2699 | FLANIGIN | Caddo County, OK | Oil & Gas Property | May 2026 |
| 2700 | FLANK | Baca County, CO | Oil Property | May 2026 |