| 501 | EAST ACKERLY DEAN UNIT | Dawson County, TX | Oil & Gas Property | Jan 2024 |
| 502 | EAST ALLEN | Johnson County, TX | Gas Property | Jan 2016 |
| 503 | EAST ALLEN RANCH | Eastland County, TX | Oil & Gas Property | May 2021 |
| 504 | EAST ANETH | San Juan County, UT | Oil & Gas Property | Jun 1986 |
| 505 | EAST ANETH 2 | San Juan County, UT | Oil & Gas Property | Jul 1977 |
| 506 | EAST ARNIM UNIT | Fayette County, TX | Oil & Gas Property | Jan 2024 |
| 507 | EAST AULT | Weld County, CO | Oil & Gas Property | Jan 2024 |
| 508 | EAST BAKKE | Andrews County, TX | Oil & Gas Property | Jan 2024 |
| 509 | EAST BARNETT | Allen County, KS | Oil Property | Dec 2023 |
| 510 | EAST BENCH | Uintah County, UT | Oil & Gas Property | Sep 2016 |
| 511 | EAST BENJAMIN | Anderson County, KS | Oil Property | Aug 2016 |
| 512 | EAST BIG MUDDY | Converse County, WY | Oil Property | Feb 2024 |
| 513 | EAST BISTI COAL | San Juan County, NM | Gas Property | Aug 2023 |
| 514 | EAST BLESSING UNIT | Matagorda County, TX | Oil & Gas Property | Dec 2023 |
| 515 | EAST BLINEBRY DRINKARD UNIT | Lea County, NM | Oil & Gas Property | Feb 2024 |
| 516 | EAST BLOCK | Jim Hogg County, TX | Oil & Gas Property | May 2023 |
| 517 | EAST BLOCK 31/ATOKA/UNIT | Crane County, TX | Oil & Gas Property | Jan 2024 |
| 518 | EAST BOXCAR 48 | Glasscock County, TX | Oil & Gas Property | Dec 2023 |
| 519 | EAST CANYON | Grand County, UT | Oil & Gas Property | Jan 2024 |
| 520 | EAST CAPOTE B101H | Reeves County, TX | Oil & Gas Property | Jan 2024 |
| 521 | EAST CAVE GULCH | Natrona County, WY | Oil & Gas Property | Feb 2024 |
| 522 | EAST CEMENT UNIT | Caddo County, OK | Oil & Gas Property | Jan 2024 |
| 523 | EAST CHAPITA | Uintah County, UT | Oil & Gas Property | Feb 2024 |
| 524 | EAST CITRONELLE | Mobile County, AL | Oil & Gas Property | Nov 2023 |
| 525 | EAST CLETUS UNIT | Hill County, TX | Oil & Gas Property | Jan 2024 |
| 526 | EAST COLUMBIA | Kingfisher County, OK | Oil & Gas Property | Nov 2018 |
| 527 | EAST CORBIN DELAWARE UNIT | Lea County, NM | Oil & Gas Property | Jan 2024 |
| 528 | EAST COWDEN GRAYBURG UNIT | Ector County, TX | Oil & Gas Property | Dec 2023 |
| 529 | EAST COYOTE FED | Uintah County, UT | Oil & Gas Property | Jan 2024 |
| 530 | EAST CROSS BAR RANCH | Martin County, TX | Oil & Gas Property | Jan 2024 |
| 531 | EAST DEEBA | Creek County, OK | Oil & Gas Property | Jun 2008 |
| 532 | EAST DOLLARHIDE DEV | Andrews County, TX | Oil & Gas Property | Jan 2024 |
| 533 | EAST DRAGON TRAIL | Rio Blanco County, CO | Gas Property | Feb 2024 |
| 534 | EAST ECHO SPRINGS | Carbon County, WY | Oil & Gas Property | Jan 2024 |
| 535 | EAST EK UNIT | Lea County, NM | Oil & Gas Property | Jan 2003 |
| 536 | EAST ELIASVILLE CADDO UNIT | Stephens County, TX | Oil & Gas Property | Jan 2024 |
| 537 | EAST ELRIC | Graham County, KS | Oil Property | Nov 2023 |
| 538 | EAST ELROY UNIT | Travis County, TX | Oil & Gas Property | Jan 2024 |
| 539 | EAST END | Hill County, MT | Gas Property | Feb 2024 |
| 540 | EAST EUCUTTA | Wayne County, MS | Oil & Gas Property | Oct 2023 |
| 541 | EAST EUMONT UNIT | Lea County, NM | Oil & Gas Property | Jan 2024 |
| 542 | EAST FELKEN UNIT | Dawson County, TX | Oil & Gas Property | Jan 2024 |
| 543 | EAST FLAXTON-MADISON UNIT | Burke County, ND | Oil & Gas Property | Feb 2024 |
| 544 | EAST FLOWERS/CANYON | Stonewall County, TX | Oil & Gas Property | Jan 2024 |
| 545 | EAST FORD UNIT | Reeves County, TX | Oil & Gas Property | Aug 2023 |
| 546 | EAST FORK 32-29 | Williams County, ND | Oil & Gas Property | Feb 2024 |
| 547 | EAST FORK F | Campbell County, WY | Gas Property | Nov 2011 |
| 548 | EAST FORK FIELD UNIT | Amite County, MS | Oil & Gas Property | Jan 2024 |
| 549 | EAST FORK FIELD UNIT 5 | Amite County, MS | Oil & Gas Property | Jan 2024 |
| 550 | EAST FRANKIRK (CANYON S | Stonewall County, TX | Oil & Gas Property | Jan 2024 |
| 551 | EAST FRDM | Portage County, OH | Oil & Gas Property | Dec 2022 |
| 552 | EAST FREEDOM UNIT | Portage County, OH | Oil & Gas Property | Dec 2022 |
| 553 | EAST FREEMAN | Montgomery County, KS | Oil Property | Jul 1996 |
| 554 | EAST GILBERT | Coffey County, KS | Oil Property | Nov 2023 |
| 555 | EAST GODLEY | Johnson County, TX | Gas Property | Mar 2023 |
| 556 | EAST GOLDSMITH SAN ANDRES | Ector County, TX | Oil & Gas Property | Feb 2020 |
| 557 | EAST GORDON | Johnson County, KS | Oil Property | Dec 2023 |
| 558 | EAST GREEN | Shackelford County, TX | Oil & Gas Property | Jan 2024 |
| 559 | EAST GRIZZLY FEDERAL 3-25 | McKenzie County, ND | Oil & Gas Property | Feb 2024 |
| 560 | EAST HALLETTSVILLE | Lavaca County, TX | Oil & Gas Property | Jan 2024 |
| 561 | EAST HAMEL G | Colorado County, TX | Oil & Gas Property | Jul 2022 |
| 562 | EAST HARPER UNIT | Ector County, TX | Oil & Gas Property | Nov 2023 |
| 563 | EAST HAST | Anderson County, KS | Oil Property | Dec 2023 |
| 564 | EAST HELMERICK | Toole County, MT | Oil Property | Jul 2020 |
| 565 | EAST HENNESSEY U | Kingfisher County, OK | Oil & Gas Property | Dec 2023 |
| 566 | EAST HENNESSEY UNI | Kingfisher County, OK | Oil & Gas Property | Dec 2023 |
| 567 | EAST HENSHAW UNIT | Eddy County, NM | Oil Property | Sep 1996 |
| 568 | EAST HOBBS SAN ANDRES UNIT | Lea County, NM | Oil & Gas Property | Aug 2023 |
| 569 | EAST HOLLIDAY LIME UNIT | Archer County, TX | Oil & Gas Property | Dec 2023 |
| 570 | EAST HOLLIDAY PARKEY SAND UNIT | Archer County, TX | Oil & Gas Property | May 2005 |
| 571 | EAST IOWA PARK UNIT | Wichita County, TX | Oil & Gas Property | Feb 2007 |
| 572 | EAST J-2 | Laramie County, WY | Oil & Gas Property | Feb 1990 |
| 573 | EAST JOHN FISHER | Andrews County, TX | Oil Property | Jan 2024 |
| 574 | EAST KEMNITZ | Lea County, NM | Oil & Gas Property | Jan 2024 |
| 575 | EAST KENTUCKY EN | Martin County, KY | Oil & Gas Property | Oct 2021 |
| 576 | EAST KENTUCKY ENERGY | Mingo County, WV | Gas Property | Dec 2021 |
| 577 | EAST KENTUCKY ENERGY CO CF | Pike County, KY | Gas Property | Dec 2013 |
| 578 | EAST KEYSTONE | Winkler County, TX | Oil & Gas Property | Jan 2024 |
| 579 | EAST KUEHNE RANCH | Campbell County, WY | Oil & Gas Property | Feb 2024 |
| 580 | EAST LABARGE | Lincoln County, WY | Oil & Gas Property | Feb 2024 |
| 581 | EAST LEDBETTER UNIT 1 | Fayette County, TX | Oil & Gas Property | Jan 2024 |
| 582 | EAST LIDIKAY | Franklin County, KS | Oil Property | Dec 2023 |
| 583 | EAST LINDRITH | Rio Arriba County, NM | Oil & Gas Property | Jan 2024 |
| 584 | EAST LIVINGSTON 31 FEDERAL | Lea County, NM | Oil & Gas Property | Feb 2015 |
| 585 | EAST LIVINGSTON RIDGE UNIT | Lea County, NM | Oil & Gas Property | Jan 2024 |
| 586 | EAST LOVINGTON 8 | Lea County, NM | Oil & Gas Property | Feb 2024 |
| 587 | EAST LUSK 15 FEDERAL COM | Lea County, NM | Oil & Gas Property | Feb 2024 |
| 588 | EAST MAGNET WITHERS | Wharton County, TX | Oil & Gas Property | Jan 2024 |
| 589 | EAST MALLALIEU UNIT | Lincoln County, MS | Oil & Gas Property | Nov 2023 |
| 590 | EAST MALLET | Hockley County, TX | Oil & Gas Property | Jan 2024 |
| 591 | EAST MARYNEAL UNIT | Nolan County, TX | Oil & Gas Property | Jan 2024 |
| 592 | EAST MAXINE UNIT 1 1 | Live Oak County, TX | Oil & Gas Property | Dec 2023 |
| 593 | EAST MCNEIL PETTET UNIT | Columbia County, AR | Oil Property | Aug 2023 |
| 594 | EAST MERCHANT | Reagan County, TX | Oil & Gas Property | Jan 2024 |
| 595 | EAST MERCHANT 25 | Reagan County, TX | Oil & Gas Property | Jan 2024 |
| 596 | EAST MILAGRO UNIT | Martin County, TX | Oil & Gas Property | Jan 2024 |
| 597 | EAST MILHAM SAND | Wilbarger County, TX | Oil & Gas Property | Jan 2023 |
| 598 | EAST MILLMAN | Eddy County, NM | Oil & Gas Property | Feb 2024 |
| 599 | EAST MON | Allen County, KS | Oil Property | Mar 2023 |
| 600 | EAST MORSE UNIT | Gray County, TX | Oil & Gas Property | Jan 2024 |