| 601 | EAST KENTUCKY ENERGY CO CF | Pike County, KY | Gas Property | Dec 2013 |
| 602 | EAST KEYSTONE | Winkler County, TX | Oil & Gas Property | Jun 2025 |
| 603 | EAST KUEHNE RANCH | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 604 | EAST LABARGE | Lincoln County, WY | Oil & Gas Property | Jul 2025 |
| 605 | EAST LANE CHAPEL PALUXY A UNIT | Smith County, TX | Oil & Gas Property | Jun 2025 |
| 606 | EAST LEDBETTER UNIT 1 | Fayette County, TX | Oil & Gas Property | Jun 2025 |
| 607 | EAST LIDIKAY | Franklin County, KS | Oil Property | May 2025 |
| 608 | EAST LINDRITH | Rio Arriba County, NM | Oil & Gas Property | Jun 2025 |
| 609 | EAST LIVINGSTON 31 FEDERAL | Lea County, NM | Oil & Gas Property | Feb 2015 |
| 610 | EAST LIVINGSTON RIDGE UNIT | Lea County, NM | Oil & Gas Property | Nov 2024 |
| 611 | EAST LOVINGTON 8 | Lea County, NM | Oil & Gas Property | Feb 2024 |
| 612 | EAST LUSK 15 FEDERAL COM | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 613 | EAST MAGNET WITHERS | Wharton County, TX | Oil & Gas Property | Jun 2025 |
| 614 | EAST MALLALIEU UNIT | Lincoln County, MS | Oil & Gas Property | Sep 2024 |
| 615 | EAST MALLET | Hockley County, TX | Oil & Gas Property | Jun 2025 |
| 616 | EAST MARYNEAL UNIT | Nolan County, TX | Oil & Gas Property | May 2025 |
| 617 | EAST MAXINE UNIT 1 1 | Live Oak County, TX | Oil & Gas Property | May 2025 |
| 618 | EAST MCNEIL PETTET UNIT | Columbia County, AR | Oil Property | Jul 2025 |
| 619 | EAST MERCHANT | Reagan County, TX | Oil & Gas Property | Jun 2025 |
| 620 | EAST MERCHANT 25 | Reagan County, TX | Oil & Gas Property | Jun 2025 |
| 621 | EAST MILAGRO UNIT | Martin County, TX | Oil & Gas Property | Jun 2025 |
| 622 | EAST MILHAM SAND | Wilbarger County, TX | Oil & Gas Property | Sep 2021 |
| 623 | EAST MILLMAN | Eddy County, NM | Oil & Gas Property | Jul 2025 |
| 624 | EAST MON | Allen County, KS | Oil Property | Mar 2025 |
| 625 | EAST MORSE UNIT | Gray County, TX | Oil & Gas Property | Jun 2025 |
| 626 | EAST MRS. S. K | Kenedy County, TX | Oil & Gas Property | Jun 2025 |
| 627 | EAST OHIO LIMESTONE | Stark County, OH | Oil & Gas Property | Dec 2024 |
| 628 | EAST PAMPA UNIT | Gray County, TX | Oil & Gas Property | Jun 2019 |
| 629 | EAST PEARL QUEEN UNIT | Lea County, NM | Oil & Gas Property | Aug 2010 |
| 630 | EAST PECOS FEDERAL | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 631 | EAST PENA CREEK UNIT | Dimmit County, TX | Oil & Gas Property | Jun 2025 |
| 632 | EAST PENWELL SAN ANDRES UNIT | Ector County, TX | Oil & Gas Property | Jun 2025 |
| 633 | EAST PERKINS | Payne County, OK | Oil & Gas Property | Oct 2024 |
| 634 | EAST PINNACLE UNIT | Wichita County, TX | Oil & Gas Property | May 2025 |
| 635 | EAST PONDER UNIT | Denton County, TX | Gas Property | Jun 2025 |
| 636 | EAST PUENTE | Kern County, CA | Oil & Gas Property | Jul 2025 |
| 637 | EAST PUENTE | Kern County, CA | Oil Property | Jul 2002 |
| 638 | EAST PUENTE B | Kern County, CA | Oil & Gas Property | Jul 2025 |
| 639 | EAST PUENTE FEE | San Bernardino County, CA | Oil & Gas Property | Apr 1991 |
| 640 | EAST PUERTO CHIQUITO MANCOS UNIT | Rio Arriba County, NM | Oil & Gas Property | Jul 2025 |
| 641 | EAST QUEENS PE | Montague County, TX | Oil & Gas Property | Jun 2025 |
| 642 | EAST RANGER UNIT | Eastland County, TX | Oil & Gas Property | Jun 2025 |
| 643 | EAST RANKIN UNIT | Upton County, TX | Oil & Gas Property | May 2025 |
| 644 | EAST RANKIN UNIT 58-3 | Upton County, TX | Oil & Gas Property | Jun 2025 |
| 645 | EAST REAVIS | Muskogee County, OK | Oil & Gas Property | Dec 2021 |
| 646 | EAST RED LAKE UNIT | Eddy County, NM | Oil Property | Jun 2021 |
| 647 | EAST REDDIN UNIT | Taylor County, TX | Oil & Gas Property | Oct 2022 |
| 648 | EAST RENO STRAWN 3 | Archer County, TX | Oil & Gas Property | Jun 2025 |
| 649 | EAST RESOURCES | Wetzel County, WV | Oil & Gas Property | Dec 2021 |
| 650 | EAST RESOURCES | Lincoln County, WV | Gas Property | Dec 2021 |
| 651 | EAST RESOURCES EAST 180 | Marion County, WV | Oil & Gas Property | Dec 2021 |
| 652 | EAST RINN | Weld County, CO | Oil & Gas Property | Mar 2023 |
| 653 | EAST RKM UNIT | Hockley County, TX | Oil & Gas Property | Jun 2025 |
| 654 | EAST ROGERS | Miami County, KS | Oil Property | Apr 2025 |
| 655 | EAST S JOHNSON 28 | Reeves County, TX | Oil & Gas Property | Jun 2025 |
| 656 | EAST S.K | Kenedy County, TX | Oil & Gas Property | Jun 2025 |
| 657 | EAST S.K. MRS | Kenedy County, TX | Oil & Gas Property | Jun 2025 |
| 658 | EAST SALT CREEK | Natrona County, WY | Oil & Gas Property | Jul 2025 |
| 659 | EAST SAND SPRINGS B | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 660 | EAST SANDLIN UNIT E | Tarrant County, TX | Gas Property | Jun 2025 |
| 661 | EAST SAULS CREEK | La Plata County, CO | Gas Property | Jun 2025 |
| 662 | EAST SHAMMO | Winkler County, TX | Oil & Gas Property | Jun 2025 |
| 663 | EAST SHUGART | Eddy County, NM | Oil & Gas Property | Jul 2025 |
| 664 | EAST SHUGART DELAWARE UNIT | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 665 | EAST SIDE | Warren County, PA | Oil & Gas Property | Dec 2023 |
| 666 | EAST SIDE BLOCK | Nueces County, TX | Oil & Gas Property | Jun 2025 |
| 667 | EAST SIDE UNIT | Tarrant County, TX | Gas Property | Jun 2025 |
| 668 | EAST SIGNAL | Kern County, CA | Oil & Gas Property | Jun 2025 |
| 669 | EAST SQUAW | Campbell County, WY | Gas Property | Sep 2010 |
| 670 | EAST STEAD CANYON | Lincoln County, WY | Oil & Gas Property | Jul 2025 |
| 671 | EAST TAYLOR | Coleman County, TX | Oil & Gas Property | Jun 2025 |
| 672 | EAST TEAPOT | Natrona County, WY | Oil Property | Mar 2009 |
| 673 | EAST TEXAS OIL | Hardin County, TX | Oil & Gas Property | Jun 2025 |
| 674 | EAST TEXAS OIL CO FEE G | Tyler County, TX | Oil & Gas Property | Jun 2025 |
| 675 | EAST TORO 32 STATE UNIT | Reeves County, TX | Oil & Gas Property | May 2025 |
| 676 | EAST TOWNSITE | Ward County, TX | Oil & Gas Property | Jun 2025 |
| 677 | EAST TRAVIS | Eddy County, NM | Oil & Gas Property | Jan 2021 |
| 678 | EAST TRUMPETER | Sweetwater County, WY | Oil & Gas Property | Jun 2025 |
| 679 | EAST TUCKNIES UNIT 1H | Montague County, TX | Oil & Gas Property | Jun 2025 |
| 680 | EAST TUGBOAT 8-11 | Reeves County, TX | Oil & Gas Property | Jun 2025 |
| 681 | EAST TURKEY TRACK FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jul 2025 |
| 682 | EAST TURNER NORTH | Reagan County, TX | Oil & Gas Property | Jun 2025 |
| 683 | EAST TWIN SISTERS | Jones County, TX | Oil & Gas Property | Jun 2024 |
| 684 | EAST UNIT | Wise County, TX | Oil & Gas Property | Jun 2025 |
| 685 | EAST VACUUM (GSA) UNIT | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 686 | EAST VACUUM (GSA) UNIT 0 | Lea County, NM | Oil & Gas Property | Feb 2020 |
| 687 | EAST VEALMOOR | Howard County, TX | Oil & Gas Property | Jun 2025 |
| 688 | EAST VELMA MIDDLE BLOCK | Carter County, OK | Oil & Gas Property | Jun 2025 |
| 689 | EAST VERMEJO | Ward County, TX | Oil & Gas Property | Jun 2025 |
| 690 | EAST VOGEL UNIT | Taylor County, TX | Oil Property | May 2025 |
| 691 | EAST WASSON CLEARFORK | Yoakum County, TX | Oil & Gas Property | Jun 2025 |
| 692 | EAST WHEATLAND UN | Cleveland County, OK | Oil & Gas Property | Jun 2025 |
| 693 | EAST WHEATLAND UNIT | Oklahoma County, OK | Oil & Gas Property | May 2018 |
| 694 | EAST WILLIS | Tarrant County, TX | Gas Property | Jun 2025 |
| 695 | EAST WILLOW LAKES | Martin County, TX | Oil & Gas Property | Jun 2025 |
| 696 | EAST, CHRIS | Estill County, KY | Oil Property | Dec 2011 |
| 697 | EAST, MRS S.K | Kenedy County, TX | Oil & Gas Property | Jun 2025 |
| 698 | EASTBURN | Anderson County, KS | Oil Property | May 2025 |
| 699 | EASTEP | Montgomery County, KS | Oil & Gas Property | May 2025 |
| 700 | EASTEP | Garvin County, OK | Oil Property | Apr 2025 |