| 2501 | RAYMER | Edmonson County, KY | Gas Property | Dec 2023 |
| 2502 | RCS MINERALS, LLC ET AL SE | Perry County, KY | Gas Property | Dec 2019 |
| 2503 | REBURN | Union County, KY | Oil Property | Dec 2022 |
| 2504 | REBURN, J W | Union County, KY | Oil Property | Jul 2017 |
| 2505 | RECTOR | Warren County, KY | Oil Property | Jun 2023 |
| 2506 | RECTOR | Wayne County, KY | Oil Property | Dec 2016 |
| 2507 | RED BIRD OIL | Clay County, KY | Oil & Gas Property | Mar 2008 |
| 2508 | RED BIRD OIL CO | Clay County, KY | Gas Property | Dec 2023 |
| 2509 | REDWINE AND PRICHARD | Elliott County, KY | Oil Property | Sep 2020 |
| 2510 | REED | Clay County, KY | Oil & Gas Property | Dec 2023 |
| 2511 | REED ET AL | Magoffin County, KY | Gas Property | Dec 2023 |
| 2512 | REED, BESSIE | Lincoln County, KY | Oil Property | Dec 2017 |
| 2513 | REED, RON | Magoffin County, KY | Gas Property | Dec 2023 |
| 2514 | REED, STE | Henderson County, KY | Oil Property | Sep 2015 |
| 2515 | REFFETT | Floyd County, KY | Oil & Gas Property | Feb 2009 |
| 2516 | REFFITT | Floyd County, KY | Gas Property | Dec 2013 |
| 2517 | REGISTER, CELSOR J | Warren County, KY | Oil Property | Dec 2017 |
| 2518 | REIGHTLE, R (SUR) BLAIR-STEWART | Henderson County, KY | Oil Property | Nov 2022 |
| 2519 | REINHARDT, FRANK | Barren County, KY | Oil Property | Oct 2021 |
| 2520 | REINTHALER, EDWARD | Johnson County, KY | Gas Property | Dec 2023 |
| 2521 | REIS-YUNKER-DUNHAM | Union County, KY | Oil Property | Dec 2019 |
| 2522 | REISINGER | Union County, KY | Oil Property | Dec 2022 |
| 2523 | RELIFORD | Adair County, KY | Oil Property | Dec 2023 |
| 2524 | RELIFORD, JIMMY | Adair County, KY | Oil Property | Nov 2018 |
| 2525 | RENEAU | Clinton County, KY | Oil & Gas Property | Sep 2019 |
| 2526 | RENEAU, RAYMOND | Clinton County, KY | Oil Property | Dec 2017 |
| 2527 | RENFROW | Grayson County, KY | Gas Property | Nov 2023 |
| 2528 | RENFROW, R | Grayson County, KY | Gas Property | Dec 2023 |
| 2529 | RENO, WILLIAM | Henderson County, KY | Oil & Gas Property | Nov 2023 |
| 2530 | REPUBLIC STEEL CORP | Pike County, KY | Oil & Gas Property | Dec 2023 |
| 2531 | REPUBLIC STEEL CORP | Pike County, KY | Gas Property | Dec 2023 |
| 2532 | REPUBLIC STEEL CORP | Pike County, KY | Oil & Gas Property | Dec 2023 |
| 2533 | REPUBLIC-RATLIFF UNIT | Pike County, KY | Oil & Gas Property | Dec 2023 |
| 2534 | REVIS, DORA | Clay County, KY | Oil & Gas Property | Dec 2023 |
| 2535 | REYBURN, J W | Union County, KY | Oil Property | Jul 2017 |
| 2536 | REYNOLDS | Henderson County, KY | Oil Property | Dec 2019 |
| 2537 | REYNOLDS | Floyd County, KY | Gas Property | Dec 2023 |
| 2538 | REYNOLDS, ELIHU ET AL 1 | Letcher County, KY | Gas Property | Dec 2023 |
| 2539 | REYNOLDS, IRENE ET AL 11 | Letcher County, KY | Gas Property | Dec 2019 |
| 2540 | REYNOLDS, MARTHA | Lee County, KY | Oil Property | Dec 2020 |
| 2541 | REYNOLDS-FRAZIER-FRYE | Henderson County, KY | Oil & Gas Property | Dec 2022 |
| 2542 | RHEA, INEZ | Union County, KY | Oil Property | Dec 2019 |
| 2543 | RHOADS HEIRS | Muhlenberg County, KY | Oil & Gas Property | Sep 2016 |
| 2544 | RHODES, RUTH LEGG | Wolfe County, KY | Oil Property | Dec 2023 |
| 2545 | RHS INVESTMENTS, INC | Laurel County, KY | Oil & Gas Property | Dec 2017 |
| 2546 | RICE | Lawrence County, KY | Oil Property | Aug 2021 |
| 2547 | RICE | Johnson County, KY | Oil & Gas Property | Dec 2023 |
| 2548 | RICE | Magoffin County, KY | Gas Property | Dec 2023 |
| 2549 | RICE UNIT | Henderson County, KY | Oil Property | Dec 2023 |
| 2550 | RICE, C R | Leslie County, KY | Oil & Gas Property | Dec 2023 |
| 2551 | RICE, CRATE ET AL | Johnson County, KY | Gas Property | Dec 2023 |
| 2552 | RICE, FRANCIS L | Pike County, KY | Gas Property | Dec 2019 |
| 2553 | RICE, GR | Magoffin County, KY | Oil Property | Dec 2023 |
| 2554 | RICE, HAROLD | Leslie County, KY | Oil & Gas Property | Dec 2023 |
| 2555 | RICE, J D | Martin County, KY | Gas Property | Dec 2019 |
| 2556 | RICE, LOWELL | Magoffin County, KY | Gas Property | Dec 2018 |
| 2557 | RICE, SHERMAN | Johnson County, KY | Gas Property | Dec 2001 |
| 2558 | RICE, STEPHANIE ETAL | Pike County, KY | Oil & Gas Property | Dec 2019 |
| 2559 | RICHARDS | Ohio County, KY | Oil Property | Dec 2023 |
| 2560 | RICHARDS | Warren County, KY | Oil & Gas Property | Oct 2023 |
| 2561 | RICHARDS | Union County, KY | Oil Property | Dec 2008 |
| 2562 | RICHARDS E | Union County, KY | Oil Property | Sep 2018 |
| 2563 | RICHARDSON, DON | Cumberland County, KY | Oil Property | Dec 2023 |
| 2564 | RICHARDSON, O B DPI | Harlan County, KY | Gas Property | Nov 2023 |
| 2565 | RICHIE | Knott County, KY | Oil & Gas Property | Dec 2023 |
| 2566 | RICHMOND | Martin County, KY | Gas Property | Dec 2023 |
| 2567 | RICHMOND | Daviess County, KY | Oil Property | May 2023 |
| 2568 | RICHMOND | Floyd County, KY | Gas Property | Dec 2023 |
| 2569 | RIDDLE | Cumberland County, KY | Oil Property | Aug 2016 |
| 2570 | RIDDLE | Clinton County, KY | Oil Property | May 2014 |
| 2571 | RIDDLE, CLIFFORD | Cumberland County, KY | Oil Property | Dec 2011 |
| 2572 | RIDDLE, CORDELL | Cumberland County, KY | Oil Property | Dec 2023 |
| 2573 | RILEY KENTUCKY | Leslie County, KY | Oil & Gas Property | Dec 2023 |
| 2574 | RILEY KENTUCKY CORP | Leslie County, KY | Oil & Gas Property | Dec 2023 |
| 2575 | RINGO | Muhlenberg County, KY | Oil Property | Dec 2022 |
| 2576 | RISNER | Knott County, KY | Gas Property | Dec 2023 |
| 2577 | RISNER | Magoffin County, KY | Gas Property | Oct 2010 |
| 2578 | RITCHIE | Knott County, KY | Oil & Gas Property | Dec 2023 |
| 2579 | RIVES, E S | Butler County, KY | Oil Property | Nov 2018 |
| 2580 | ROADEN | Whitley County, KY | Gas Property | Dec 2022 |
| 2581 | ROARK, CHARLES | Magoffin County, KY | Oil & Gas Property | Dec 2023 |
| 2582 | ROBARDS | Henderson County, KY | Oil Property | Oct 2014 |
| 2583 | ROBERTA COAL CO | Letcher County, KY | Oil & Gas Property | Dec 2023 |
| 2584 | ROBERTS | Pike County, KY | Gas Property | Dec 2023 |
| 2585 | ROBERTS, C H | Henderson County, KY | Oil Property | Sep 2022 |
| 2586 | ROBERTS, HENDERSON | Floyd County, KY | Gas Property | Dec 2023 |
| 2587 | ROBERTS, JUSTINE A ET AL | Pike County, KY | Oil & Gas Property | Dec 2023 |
| 2588 | ROBERTS, P S | Union County, KY | Oil Property | Nov 2010 |
| 2589 | ROBERTS, WINSTON | Pike County, KY | Gas Property | Dec 2019 |
| 2590 | ROBERTSON | Floyd County, KY | Oil & Gas Property | Dec 2023 |
| 2591 | ROBERTSON | Clay County, KY | Gas Property | Sep 2011 |
| 2592 | ROBERTSON | McLean County, KY | Oil Property | Dec 2023 |
| 2593 | ROBERTSON | Union County, KY | Oil Property | Nov 2022 |
| 2594 | ROBERTSON, W | McLean County, KY | Oil Property | Dec 2023 |
| 2595 | ROBINSON | Pike County, KY | Gas Property | Dec 2023 |
| 2596 | ROBINSON | Union County, KY | Oil Property | Dec 2019 |
| 2597 | ROBINSON | Johnson County, KY | Oil & Gas Property | Dec 2023 |
| 2598 | ROBINSON | Martin County, KY | Oil & Gas Property | Dec 2023 |
| 2599 | ROBINSON | Union County, KY | Oil Property | Dec 2023 |
| 2600 | ROBINSON, C A | Union County, KY | Oil Property | Dec 2022 |