| 140601 | YELLOW HOUSE | Creek County, OK | Oil Property | Jun 2026 |
| 140602 | YELLOW JACK | Crane County, TX | Oil & Gas Property | Jun 2026 |
| 140603 | YELLOW JACKET | Live Oak County, TX | Oil & Gas Property | Jun 2026 |
| 140604 | YELLOW JACKET 1716 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 140605 | YELLOW JACKET STATE UNIT 1-70 | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 140606 | YELLOW LAB 40-45 | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 140607 | YELLOW OTTER USA 14-7TFH | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 140608 | YELLOW PINE | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 140609 | YELLOW POINT | Sublette County, WY | Oil & Gas Property | Jun 2026 |
| 140610 | YELLOW ROSE | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 140611 | YELLOW ROSE | Monroe County, OH | Gas Property | Jun 2026 |
| 140612 | YELLOW ROSE 40 | Glasscock County, TX | Oil & Gas Property | May 2026 |
| 140613 | YELLOW ROSE UNIT | Brazos County, TX | Oil & Gas Property | May 2026 |
| 140614 | YELLOW SUB 0605-35-2 | Grady County, OK | Oil & Gas Property | Jul 2026 |
| 140615 | YELLOW WOLF | Roger Mills County, OK | Oil & Gas Property | Jun 2026 |
| 140616 | YELLOWBIRD 6A-1H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 140617 | YELLOWE | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 140618 | YELLOWFACE USA 13-23H | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 140619 | YELLOWFIN | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 140620 | YELLOWFIN 150-98-6-7 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 140621 | YELLOWFIN TUNA | Culberson County, TX | Oil & Gas Property | Jun 2026 |
| 140622 | YELLOWHAMMER | Weld County, CO | Oil & Gas Property | May 2026 |
| 140623 | YELLOWHOUSE | Hockley County, TX | Oil & Gas Property | May 2026 |
| 140624 | YELLOWHOUSE LAND COMPANY A | Hockley County, TX | Oil & Gas Property | Apr 2020 |
| 140625 | YELLOWJACKET | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 140626 | YELLOWJACKET UL UNIT 19-3 | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 140627 | YELLOWKNIFE FEDERAL | Chaves County, NM | Oil & Gas Property | Jul 2026 |
| 140628 | YELLOWPOINT | Sublette County, WY | Oil & Gas Property | Jun 2026 |
| 140629 | YELLOWSTONE | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 140630 | YELLOWSTONE | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 140631 | YELLOWSTONE | Scurry County, TX | Oil & Gas Property | Jun 2026 |
| 140632 | YELLOWSTONE | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 140633 | YELLOWSTONE | Lincoln County, CO | Oil & Gas Property | May 2026 |
| 140634 | YELLOWSTONE | Washington County, TX | Oil & Gas Property | Jun 2026 |
| 140635 | YELLOWSTONE 1505 | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 140636 | YELLOWSTONE 2200 UNIT | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 140637 | YELLOWSTONE 23 STATE COM | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 140638 | YELLOWSTONE 44X-29 | Richland County, MT | Oil & Gas Property | Jun 2026 |
| 140639 | YELVERTON | Smith County, MS | Oil & Gas Property | May 2010 |
| 140640 | YENCHA | Bradford County, PA | Gas Property | Jun 2026 |
| 140641 | YENDREY | Jackson County, TX | Oil & Gas Property | Jun 2026 |
| 140642 | YENGO | Sullivan County, PA | Gas Property | Jun 2026 |
| 140643 | YENKO | Laramie County, WY | Oil & Gas Property | Jul 2026 |
| 140644 | YENTER | Logan County, CO | Oil Property | Dec 2013 |
| 140645 | YENTER | Yuma County, CO | Gas Property | May 2026 |
| 140646 | YENTER | Yuma County, CO | Oil & Gas Property | May 2026 |
| 140647 | YENTZER YX | Potter County, PA | Gas Property | Dec 2025 |
| 140648 | YERGENSEN | Duchesne County, UT | Oil & Gas Property | Jun 2026 |
| 140649 | YERIAN | Grant County, OK | Oil & Gas Property | Jul 2026 |
| 140650 | YERKEY, JOHN | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 140651 | YESKA 1 | Phillips County, MT | Gas Property | Jun 2026 |
| 140652 | YESKO | Mercer County, PA | Oil & Gas Property | Dec 2025 |
| 140653 | YESO STATE | Lea County, NM | Oil & Gas Property | Oct 2022 |
| 140654 | YESO VIKING FEDERAL | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 140655 | YESTER | Washington County, OH | Oil & Gas Property | Dec 2025 |
| 140656 | YETI STATE 56-2-4 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 140657 | YETI UNIT | Borden County, TX | Oil & Gas Property | Jun 2026 |
| 140658 | YETT RANCH | Dimmit County, TX | Oil & Gas Property | Jun 2026 |
| 140659 | YEWELL | Union County, KY | Oil Property | Dec 2023 |
| 140660 | YF 3 | Montezuma County, CO | Oil & Gas Property | May 2026 |
| 140661 | YG 1 | Montezuma County, CO | Oil & Gas Property | May 2026 |
| 140662 | YINGLING | White County, AR | Gas Property | Jun 2024 |
| 140663 | YINGLING | White County, AR | Gas Property | Jun 2024 |
| 140664 | YIPPI KI-YAY | Grady County, OK | Oil & Gas Property | Jun 2026 |
| 140665 | YIRSA | Nowata County, OK | Oil & Gas Property | Sep 2023 |
| 140666 | YMC 9 | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 140667 | YMCA | Geauga County, OH | Oil & Gas Property | Dec 2025 |
| 140668 | YMCA B | Tarrant County, TX | Oil & Gas Property | Jun 2026 |
| 140669 | YNA 1 | Lavaca County, TX | Oil & Gas Property | Mar 2020 |
| 140670 | YOAK, CREED | Calhoun County, WV | Oil & Gas Property | Dec 2021 |
| 140671 | YOAK, ORVILLE R | Calhoun County, WV | Oil & Gas Property | Dec 2021 |
| 140672 | YOAKUM | Pontotoc County, OK | Oil & Gas Property | Jul 2018 |
| 140673 | YOAKUM WASSON CLEARFORK UNIT | Yoakum County, TX | Oil & Gas Property | Jun 2026 |
| 140674 | YOCAM | Weld County, CO | Oil & Gas Property | Sep 2021 |
| 140675 | YOCHAM J.W | Schleicher County, TX | Oil & Gas Property | Jun 2026 |
| 140676 | YOCHAM-WRIGHT | Creek County, OK | Oil Property | Jul 2026 |
| 140677 | YOCHUM | Cass County, TX | Oil & Gas Property | Jun 2026 |
| 140678 | YOCHYM, CHARLES G | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 140679 | YOCHYM, ROSE MULLOOLY | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 140680 | YOCKEY | San Juan County, NM | Gas Property | Jun 2026 |
| 140681 | YOCKEY 18-9-7 | Guernsey County, OH | Oil & Gas Property | Jun 2026 |
| 140682 | YOCKIM 14-8H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 140683 | YOCUM | Union County, AR | Oil Property | Feb 1963 |
| 140684 | YOCUM | Blaine County, OK | Oil & Gas Property | Jun 2026 |
| 140685 | YOCUM | Elk County, PA | Oil & Gas Property | Dec 2000 |
| 140686 | YOCUM-NEWCOMER | Fayette County, PA | Gas Property | Dec 2025 |
| 140687 | YODA | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 140688 | YODER | Stark County, OH | Oil & Gas Property | Dec 2025 |
| 140689 | YODER | Mercer County, PA | Gas Property | Dec 2025 |
| 140690 | YODER | Fayette County, PA | Oil & Gas Property | Jun 2026 |
| 140691 | YODER | Custer County, OK | Oil & Gas Property | Jun 2026 |
| 140692 | YODER | Cattaraugus County, NY | Gas Property | Dec 2025 |
| 140693 | YODER | Crawford County, PA | Oil & Gas Property | Dec 2025 |
| 140694 | YODER | Bradford County, PA | Gas Property | Jun 2026 |
| 140695 | YODER | Coshocton County, OH | Oil & Gas Property | Dec 2025 |
| 140696 | YODER | Tuscarawas County, OH | Oil & Gas Property | Dec 2025 |
| 140697 | YODER | Geauga County, OH | Oil & Gas Property | Dec 2025 |
| 140698 | YODER | Holmes County, OH | Oil & Gas Property | Dec 2025 |
| 140699 | YODER | Fayette County, PA | Gas Property | Dec 2025 |
| 140700 | YODER | Holmes County, OH | Oil & Gas Property | Dec 2022 |