| 501 | RICHMOND | Woodward County, OK | Oil & Gas Property | Apr 2026 |
| 502 | RICHMOND | Kay County, OK | Oil Property | Oct 2000 |
| 503 | RICHMOND | Woodward County, OK | Oil & Gas Property | Apr 2026 |
| 504 | RICHTER | Alfalfa County, OK | Oil & Gas Property | Apr 2026 |
| 505 | RICHTER | Alfalfa County, OK | Oil & Gas Property | Apr 2026 |
| 506 | RICHTER | Woods County, OK | Oil & Gas Property | May 2026 |
| 507 | RICHTER | Alfalfa County, OK | Oil & Gas Property | Apr 2026 |
| 508 | RICHTER 2611 | Alfalfa County, OK | Oil & Gas Property | May 2026 |
| 509 | RICHTERBERG | Texas County, OK | Gas Property | Jan 2015 |
| 510 | RICK | Texas County, OK | Gas Property | Apr 2026 |
| 511 | RICK | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 512 | RICKER | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 513 | RICKS | Grady County, OK | Oil & Gas Property | Apr 2026 |
| 514 | RICKS | Okmulgee County, OK | Oil & Gas Property | May 2018 |
| 515 | RICKS | Pawnee County, OK | Oil & Gas Property | Apr 2026 |
| 516 | RICKS | Logan County, OK | Gas Property | Dec 2014 |
| 517 | RICKY WOOD | Craig County, OK | Gas Property | Apr 2026 |
| 518 | RICKYS RIDGE 21_16-15N-8W | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 519 | RIDDLE | Garvin County, OK | Oil & Gas Property | Apr 2026 |
| 520 | RIDDLE | Seminole County, OK | Oil & Gas Property | Mar 2026 |
| 521 | RIDDLE | Carter County, OK | Oil Property | Mar 2018 |
| 522 | RIDDLE | Grady County, OK | Oil & Gas Property | Apr 2026 |
| 523 | RIDENOUR | Canadian County, OK | Oil & Gas Property | May 2026 |
| 524 | RIDER | Ellis County, OK | Oil & Gas Property | Apr 2026 |
| 525 | RIDER | Latimer County, OK | Gas Property | Apr 2026 |
| 526 | RIDGEWAY | Beaver County, OK | Oil & Gas Property | May 2026 |
| 527 | RIDGEWAY | Okmulgee County, OK | Oil & Gas Property | Feb 2026 |
| 528 | RIDLEY | Garvin County, OK | Oil & Gas Property | Feb 2026 |
| 529 | RIDLEY | Seminole County, OK | Oil Property | Dec 2017 |
| 530 | RIDLEY | Okmulgee County, OK | Oil Property | Oct 2024 |
| 531 | RIDLEY 2015 | Major County, OK | Oil & Gas Property | May 2026 |
| 532 | RIEKENBERG-MCKAY | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 533 | RIESEN | Garfield County, OK | Oil & Gas Property | Apr 2026 |
| 534 | RIGDON | Logan County, OK | Oil & Gas Property | Apr 2026 |
| 535 | RIGDON | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 536 | RIGDON 1 | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 537 | RIGG | Noble County, OK | Oil & Gas Property | Apr 2026 |
| 538 | RIGGENBACH 18-26-11 1H | Alfalfa County, OK | Oil & Gas Property | Apr 2026 |
| 539 | RIGGS | Harper County, OK | Oil & Gas Property | Dec 2021 |
| 540 | RIGNEY | Caddo County, OK | Oil & Gas Property | May 2026 |
| 541 | RIKELLA | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 542 | RILEY | Grady County, OK | Oil & Gas Property | Apr 2026 |
| 543 | RILEY | Grady County, OK | Oil & Gas Property | Apr 2026 |
| 544 | RILEY | Lincoln County, OK | Oil & Gas Property | Aug 2021 |
| 545 | RILEY | Texas County, OK | Oil & Gas Property | Mar 2026 |
| 546 | RILEY-A | Garvin County, OK | Oil & Gas Property | Apr 2026 |
| 547 | RILEY-HODGES | Okmulgee County, OK | Oil Property | Dec 2021 |
| 548 | RINCON | Blaine County, OK | Oil & Gas Property | Apr 2026 |
| 549 | RINER | Pittsburg County, OK | Oil & Gas Property | Apr 2026 |
| 550 | RINEY | Washington County, OK | Gas Property | Feb 2020 |
| 551 | RING | Major County, OK | Oil & Gas Property | Feb 2024 |
| 552 | RINGER | Logan County, OK | Oil & Gas Property | Apr 2026 |
| 553 | RINGER | Stephens County, OK | Oil & Gas Property | Feb 2004 |
| 554 | RINGER | Stephens County, OK | Oil & Gas Property | Apr 2026 |
| 555 | RINGER | Stephens County, OK | Oil & Gas Property | May 2026 |
| 556 | RINGER | Garvin County, OK | Oil & Gas Property | May 2026 |
| 557 | RINGER EST | Stephens County, OK | Oil & Gas Property | Apr 2026 |
| 558 | RINGLING | Carter County, OK | Oil Property | Dec 1996 |
| 559 | RINGO | Washita County, OK | Oil & Gas Property | Jun 2021 |
| 560 | RINGWALD SHANNON | Payne County, OK | Oil & Gas Property | Mar 2020 |
| 561 | RINGWOOD MANNING UNIT | Major County, OK | Oil & Gas Property | Apr 2026 |
| 562 | RIO LEO 23/26 DM | Ellis County, OK | Oil & Gas Property | Apr 2026 |
| 563 | RIPLEY | Payne County, OK | Oil Property | Apr 2026 |
| 564 | RIPLEY | Noble County, OK | Oil & Gas Property | Oct 2025 |
| 565 | RIPLEY | Seminole County, OK | Oil Property | Apr 2021 |
| 566 | RIPLEY | Tillman County, OK | Oil Property | Apr 2014 |
| 567 | RIPLEY | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 568 | RIPLEY | Pawnee County, OK | Oil & Gas Property | Apr 2026 |
| 569 | RIPPSTEIN | Ellis County, OK | Oil & Gas Property | Apr 2026 |
| 570 | RISCHARD #8 | Oklahoma County, OK | Oil & Gas Property | Nov 2002 |
| 571 | RISELEY | Dewey County, OK | Oil & Gas Property | Apr 2026 |
| 572 | RISEN 16 | Texas County, OK | Oil & Gas Property | Mar 2026 |
| 573 | RISENHOOVER | Haskell County, OK | Gas Property | Apr 2026 |
| 574 | RISENHOOVER | Pottawatomie County, OK | Oil Property | Apr 2026 |
| 575 | RISING | Logan County, OK | Oil & Gas Property | May 2026 |
| 576 | RISING SUN | McClain County, OK | Oil & Gas Property | Apr 2026 |
| 577 | RISING SUN | McClain County, OK | Oil & Gas Property | Apr 2026 |
| 578 | RITA | Ellis County, OK | Oil & Gas Property | May 2026 |
| 579 | RITA | Woods County, OK | Oil & Gas Property | Apr 2026 |
| 580 | RITA 27-18-6 | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 581 | RITA VOGT #1-1 | Kingfisher County, OK | Oil & Gas Property | Apr 2022 |
| 582 | RITCHEY | Payne County, OK | Oil & Gas Property | Dec 2025 |
| 583 | RITCHIE 2811 | Alfalfa County, OK | Oil & Gas Property | Apr 2026 |
| 584 | RITER | Washington County, OK | Gas Property | Feb 2020 |
| 585 | RITTER | McClain County, OK | Oil & Gas Property | Apr 2026 |
| 586 | RITTER | Major County, OK | Oil & Gas Property | Apr 2026 |
| 587 | RITTER | Woods County, OK | Oil & Gas Property | Apr 2026 |
| 588 | RITTER | Major County, OK | Oil & Gas Property | May 2026 |
| 589 | RITTER | Jefferson County, OK | Oil & Gas Property | Apr 2026 |
| 590 | RITTER #1 | Hughes County, OK | Oil Property | Jul 2024 |
| 591 | RIVA RIDGE 32-29-11-6 | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 592 | RIVER BEND | Garvin County, OK | Oil & Gas Property | Apr 2026 |
| 593 | RIVER BEND | Seminole County, OK | Oil & Gas Property | May 2005 |
| 594 | RIVER BEND | Dewey County, OK | Oil & Gas Property | Apr 2026 |
| 595 | RIVER BLUFF | Seminole County, OK | Oil & Gas Property | May 2026 |
| 596 | RIVER ROAD FARMS | Noble County, OK | Gas Property | Aug 2011 |
| 597 | RIVER VIEW | Canadian County, OK | Gas Property | Apr 2026 |
| 598 | RIVER WRIGHT FIU 1-15-10XHM | Custer County, OK | Oil & Gas Property | Apr 2026 |
| 599 | RIVERBEND | Hughes County, OK | Oil Property | Dec 2005 |
| 600 | RIVERS 1 | Blaine County, OK | Oil & Gas Property | Apr 2026 |