| 6501 | RU STATE FED 16-093972 | Converse County, WY | Oil & Gas Property | Feb 2024 |
| 6502 | RU T-55 FED | Converse County, WY | Oil & Gas Property | Feb 2024 |
| 6503 | RUARK | Union County, KY | Oil Property | Sep 2022 |
| 6504 | RUARK EAST RUARK EAST 1 1H | Wyoming County, PA | Gas Property | Feb 2024 |
| 6505 | RUARK SOUTH UNIT RUARK EAST 1 RUARK SOUTH 2H | Wyoming County, PA | Gas Property | Feb 2024 |
| 6506 | RUARK UNIT P&G 5 RUARK 4H | Wyoming County, PA | Gas Property | Feb 2024 |
| 6507 | RUBA | Mason County, MI | Oil Property | Jun 2023 |
| 6508 | RUBACH | Burleson County, TX | Oil & Gas Property | Jun 2022 |
| 6509 | RUBBER NECK 358 | Yoakum County, TX | Oil & Gas Property | Jan 2024 |
| 6510 | RUBECK | Licking County, OH | Oil & Gas Property | Dec 2022 |
| 6511 | RUBEL | Guernsey County, OH | Oil & Gas Property | Dec 2023 |
| 6512 | RUBEL | Monroe County, OH | Oil & Gas Property | Dec 2023 |
| 6513 | RUBEL | Monroe County, OH | Oil & Gas Property | Dec 2023 |
| 6514 | RUBEL | Los Angeles County, CA | Oil & Gas Property | Dec 2023 |
| 6515 | RUBEN | Sublette County, WY | Oil & Gas Property | Oct 2018 |
| 6516 | RUBEN 1 | Major County, OK | Oil & Gas Property | Apr 2020 |
| 6517 | RUBEN CANYON | Rio Arriba County, NM | Oil & Gas Property | Feb 2024 |
| 6518 | RUBEN FED 1915 | Dewey County, OK | Oil & Gas Property | Jan 2024 |
| 6519 | RUBERT | Moore County, TX | Gas Property | Jan 2024 |
| 6520 | RUBEY ESTATE GAS UNIT | Upshur County, TX | Oil & Gas Property | Jan 2024 |
| 6521 | RUBIA | McKenzie County, ND | Oil & Gas Property | Feb 2024 |
| 6522 | RUBIES DREAM UNIT | Zavala County, TX | Oil & Gas Property | Jan 2024 |
| 6523 | RUBIN | Moore County, TX | Gas Property | Jan 2024 |
| 6524 | RUBIN | Hutchinson County, TX | Gas Property | Jan 2024 |
| 6525 | RUBIN-MCDOWELL | Hutchinson County, TX | Oil & Gas Property | Jan 2024 |
| 6526 | RUBIO | Webb County, TX | Oil & Gas Property | Jan 2024 |
| 6527 | RUBLE | Woodward County, OK | Oil & Gas Property | Jan 2024 |
| 6528 | RUBLE | Harper County, OK | Oil & Gas Property | Jan 2024 |
| 6529 | RUBOW | Wilson County, KS | Oil & Gas Property | Aug 2023 |
| 6530 | RUBRAKE | Washington County, OH | Oil & Gas Property | Dec 2023 |
| 6531 | RUBRECHT S. M | Cooke County, TX | Oil & Gas Property | Jan 2024 |
| 6532 | RUBY | Jack County, TX | Oil & Gas Property | Dec 2023 |
| 6533 | RUBY | Major County, OK | Oil & Gas Property | Jan 2024 |
| 6534 | RUBY | Campbell County, WY | Oil & Gas Property | Oct 2022 |
| 6535 | RUBY | Creek County, OK | Oil & Gas Property | Mar 2000 |
| 6536 | RUBY | Campbell County, WY | Gas Property | Nov 2013 |
| 6537 | RUBY | Logan County, OK | Oil & Gas Property | Jan 2024 |
| 6538 | RUBY | Custer County, OK | Oil & Gas Property | Jan 2024 |
| 6539 | RUBY | Barber County, KS | Oil & Gas Property | Dec 2023 |
| 6540 | RUBY | Stephens County, OK | Oil & Gas Property | Sep 2023 |
| 6541 | RUBY | Guernsey County, OH | Oil & Gas Property | Dec 2015 |
| 6542 | RUBY | Comanche County, KS | Oil & Gas Property | Dec 2023 |
| 6543 | RUBY | Grant County, OK | Oil & Gas Property | Jan 2024 |
| 6544 | RUBY | Weld County, CO | Oil & Gas Property | Feb 2024 |
| 6545 | RUBY | Campbell County, WY | Gas Property | Aug 2013 |
| 6546 | RUBY | Ness County, KS | Oil Property | Nov 2023 |
| 6547 | RUBY | Hansford County, TX | Oil & Gas Property | Dec 2023 |
| 6548 | RUBY | Roger Mills County, OK | Oil & Gas Property | Jan 2024 |
| 6549 | RUBY | Russell County, KS | Oil Property | Dec 2023 |
| 6550 | RUBY | Shelby County, TX | Oil & Gas Property | Jan 2024 |
| 6551 | RUBY | Lea County, NM | Oil & Gas Property | Dec 2019 |
| 6552 | RUBY | Stephens County, TX | Gas Property | Jan 2024 |
| 6553 | RUBY | Dewey County, OK | Oil & Gas Property | Feb 2024 |
| 6554 | RUBY | Yoakum County, TX | Oil & Gas Property | Jan 2024 |
| 6555 | RUBY | Reagan County, TX | Oil & Gas Property | Jan 2024 |
| 6556 | RUBY | Cass County, TX | Oil Property | Dec 2023 |
| 6557 | RUBY | Muskingum County, OH | Oil & Gas Property | Dec 2023 |
| 6558 | RUBY | Alfalfa County, OK | Oil & Gas Property | Feb 2024 |
| 6559 | RUBY | Campbell County, WY | Gas Property | Oct 2015 |
| 6560 | RUBY 15-12-5 | Harrison County, OH | Oil & Gas Property | Dec 2023 |
| 6561 | RUBY 2 STATE COM | Lea County, NM | Oil & Gas Property | Feb 2024 |
| 6562 | RUBY 31-30H | McKenzie County, ND | Oil & Gas Property | Feb 2024 |
| 6563 | RUBY 50 | Shackelford County, TX | Oil & Gas Property | Jun 2023 |
| 6564 | RUBY ALLEN | Toole County, MT | Oil & Gas Property | Oct 2023 |
| 6565 | RUBY ARNOLD 11 | Stanton County, KS | Gas Property | Dec 2023 |
| 6566 | RUBY BURGESS | Noble County, OK | Oil & Gas Property | Jan 2024 |
| 6567 | RUBY C KENT ETAL #23-2 | Santa Rosa County, FL | Oil & Gas Property | Dec 2023 |
| 6568 | RUBY CORSCOT | San Juan County, NM | Oil & Gas Property | Feb 2024 |
| 6569 | RUBY DIRKS | Logan County, KS | Oil Property | Dec 2023 |
| 6570 | RUBY FED | Campbell County, WY | Gas Property | May 2012 |
| 6571 | RUBY FEDERAL | Lea County, NM | Oil & Gas Property | Feb 2024 |
| 6572 | RUBY G. MCCLUNG (AW) | Wise County, TX | Oil & Gas Property | Jan 2024 |
| 6573 | RUBY HELBING | Crockett County, TX | Oil & Gas Property | Jan 2024 |
| 6574 | RUBY JEAN | Finney County, KS | Oil Property | Dec 2023 |
| 6575 | RUBY JO ATY | Chaves County, NM | Gas Property | Feb 2024 |
| 6576 | RUBY JONES | San Juan County, NM | Oil & Gas Property | Feb 2024 |
| 6577 | RUBY JORD | Washington County, OK | Oil Property | Jan 2024 |
| 6578 | RUBY KNOLLS | Sweetwater County, WY | Oil & Gas Property | Jul 2023 |
| 6579 | RUBY LEE | Wheeler County, TX | Oil & Gas Property | Jan 2024 |
| 6580 | RUBY MIDDLETON G | Freestone County, TX | Oil & Gas Property | Jan 2024 |
| 6581 | RUBY NORTH UNIT 1-39 | Reeves County, TX | Oil & Gas Property | Jan 2024 |
| 6582 | RUBY OPAL SN NBL 18 | Noble County, OH | Oil & Gas Property | Dec 2023 |
| 6583 | RUBY PARSHALL 31-30H | McKenzie County, ND | Oil & Gas Property | Feb 2024 |
| 6584 | RUBY RED D 8 | Weld County, CO | Oil & Gas Property | Mar 2016 |
| 6585 | RUBY RUTH | Gonzales County, TX | Oil & Gas Property | Jan 2024 |
| 6586 | RUBY SMITHWICK | Kern County, CA | Oil & Gas Property | Nov 2023 |
| 6587 | RUBY SOUTH UNIT 1-39 | Reeves County, TX | Oil & Gas Property | Jan 2024 |
| 6588 | RUBY STATE | McKenzie County, ND | Oil & Gas Property | Feb 2024 |
| 6589 | RUBY TRUST 2709 | Alfalfa County, OK | Oil & Gas Property | Feb 2024 |
| 6590 | RUBYANNA 13 | Weld County, CO | Oil & Gas Property | Feb 2024 |
| 6591 | RUCA 20 | Weld County, CO | Oil & Gas Property | Feb 2024 |
| 6592 | RUCCIO | Westmoreland County, PA | Oil & Gas Property | Dec 2023 |
| 6593 | RUCK | Gladwin County, MI | Oil Property | Mar 2024 |
| 6594 | RUCK D - C - COLLEEN ULW F | Karnes County, TX | Oil & Gas Property | Jan 2024 |
| 6595 | RUCK D - COLLEEN A USW | Karnes County, TX | Oil & Gas Property | Jan 2024 |
| 6596 | RUCK UNIT 3-17 | Reeves County, TX | Oil & Gas Property | Jan 2024 |
| 6597 | RUCKA UNIT A | Dewitt County, TX | Oil & Gas Property | Jan 2024 |
| 6598 | RUCKER | Barber County, KS | Oil & Gas Property | Dec 2023 |
| 6599 | RUCKER | Muskingum County, OH | Oil & Gas Property | Dec 1997 |
| 6600 | RUCKER | Barber County, KS | Oil & Gas Property | Dec 2023 |