| 4401 | RIVERWOLF UNIT | Eddy County, NM | Oil & Gas Property | Jun 2008 |
| 4402 | RIVERWOOD INT | Lincoln Parish, LA | Oil & Gas Property | Nov 2024 |
| 4403 | RIVES | McClain County, OK | Oil Property | May 2026 |
| 4404 | RIVES | Liberty County, TX | Oil & Gas Property | Jun 2026 |
| 4405 | RIVES | De Soto Parish, LA | Gas Property | Dec 2024 |
| 4406 | RIVES | Rusk County, TX | Oil & Gas Property | Mar 2026 |
| 4407 | RIVES | De Soto Parish, LA | Gas Property | Dec 2024 |
| 4408 | RIVES | Caddo Parish, LA | Oil & Gas Property | Jan 2025 |
| 4409 | RIVES 18 | Caddo Parish, LA | Gas Property | Nov 2024 |
| 4410 | RIVES ETAL 16 | De Soto Parish, LA | Oil & Gas Property | Dec 2024 |
| 4411 | RIVES, E S | Butler County, KY | Oil Property | Nov 2018 |
| 4412 | RIVES, ERNEST | Liberty County, TX | Oil & Gas Property | May 2026 |
| 4413 | RIVES-JOHNSON 5 | De Soto Parish, LA | Gas Property | Dec 2024 |
| 4414 | RIVES-PAWELEK | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 4415 | RIVIERA 1405 | Canadian County, OK | Oil & Gas Property | Jun 2026 |
| 4416 | RIVIERA 43-31 UNIT | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 4417 | RIVIERA COM | San Juan County, NM | Oil & Gas Property | Jul 2026 |
| 4418 | RIVIERE | Stephens County, OK | Oil & Gas Property | Jun 2026 |
| 4419 | RIXEY | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4420 | RIXEY 33-28 | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 4421 | RIXFORD | Allegany County, NY | Oil & Gas Property | Dec 2025 |
| 4422 | RIXMAN 24-8TFH | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4423 | RIXON | Kearny County, KS | Gas Property | May 2026 |
| 4424 | RIXON | Grant County, KS | Gas Property | May 2026 |
| 4425 | RIZLEY 22 | Wheeler County, TX | Oil & Gas Property | Jun 2026 |
| 4426 | RIZLEY-BRUMMETT 22 | Wheeler County, TX | Oil & Gas Property | Jun 2026 |
| 4427 | RIZZO 5493 44-23T | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4428 | RJ FARMS | Ford County, KS | Oil Property | May 2026 |
| 4429 | RJ MOCZYGEMBA | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 4430 | RJ MOEN 41-26HU | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 4431 | RJ TITUS 6093 42-20H | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 4432 | RJL GCRL KIMBERLY | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 4433 | RJR RANCH | Cochran County, TX | Oil & Gas Property | Jul 2023 |
| 4434 | RJT TATE RANCH 1-22MH | Dewey County, OK | Oil & Gas Property | Jun 2026 |
| 4435 | RK BOATRIGHT | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 4436 | RK MORRIS | Grady County, OK | Oil & Gas Property | Jun 2026 |
| 4437 | RK-UTL 3031 | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 4438 | RKS CRK 7& | Natchitoches Parish, LA | Gas Property | Jul 2020 |
| 4439 | RKT CARDA 7-6 | Richland County, MT | Oil & Gas Property | Jun 2026 |
| 4440 | RL COMM 1-25 | Gove County, KS | Oil Property | May 2026 |
| 4441 | RLB 2H | Tarrant County, TX | Gas Property | Jun 2026 |
| 4442 | RLF TRUST 30 | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 4443 | RLO DRLG ASSOC URANIA | Lasalle Parish, LA | Oil Property | Jan 2025 |
| 4444 | RLR ODOM | Runnels County, TX | Oil & Gas Property | Jun 2026 |
| 4445 | RLS HZ | De Soto Parish, LA | Gas Property | Dec 2024 |
| 4446 | RLT UNIT | Atascosa County, TX | Oil & Gas Property | Jun 2026 |
| 4447 | RM & WB DUNN LEASE | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 4448 | RM 2-18N-2W | Logan County, OK | Oil & Gas Property | May 2019 |
| 4449 | RME BOWERS | Lee County, TX | Oil & Gas Property | Dec 1994 |
| 4450 | RMF 3 | Weld County, CO | Oil & Gas Property | May 2026 |
| 4451 | RMJK 31-26H | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 4452 | RMMC | Campbell County, WY | Gas Property | Jul 2003 |
| 4453 | RMSU | Campbell County, WY | Oil & Gas Property | Jul 2026 |
| 4454 | RMSY34&27&22-1 | De Soto Parish, LA | Gas Property | Dec 2018 |
| 4455 | RMT 3 | Zapata County, TX | Oil & Gas Property | Jun 2026 |
| 4456 | RMT 7 | Zapata County, TX | Oil & Gas Property | Jun 2026 |
| 4457 | RMT C | Zapata County, TX | Oil & Gas Property | Jun 2026 |
| 4458 | RMU 1 | Burke County, ND | Oil & Gas Property | Jan 2024 |
| 4459 | RNG UNIT WELL | Atascosa County, TX | Oil & Gas Property | Jun 2026 |
| 4460 | RNPU | Rio Blanco County, CO | Oil & Gas Property | May 2026 |
| 4461 | RNR YBAR | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 4462 | ROACH | Neosho County, KS | Oil Property | Mar 2025 |
| 4463 | ROACH | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 4464 | ROACH | Stevens County, KS | Gas Property | May 2026 |
| 4465 | ROACH | Reagan County, TX | Oil & Gas Property | Jun 2026 |
| 4466 | ROACH | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 4467 | ROACH | Schleicher County, TX | Oil & Gas Property | Jun 2026 |
| 4468 | ROACH | Stafford County, KS | Oil Property | Mar 2026 |
| 4469 | ROACH | Monroe County, OH | Oil & Gas Property | Dec 2025 |
| 4470 | ROACH | Young County, TX | Oil & Gas Property | Jun 2026 |
| 4471 | ROACH B | Jack County, TX | Oil & Gas Property | Jun 2026 |
| 4472 | ROACH HEIRS | Gaines County, TX | Oil & Gas Property | Jun 2026 |
| 4473 | ROACH LESTER | Washington County, OH | Oil & Gas Property | Dec 2025 |
| 4474 | ROACH N1 | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 4475 | ROAD BEND (TANNEHILL B ) UNIT | Dickens County, TX | Oil Property | May 2024 |
| 4476 | ROAD DIRT 534 | Yoakum County, TX | Oil & Gas Property | Jun 2026 |
| 4477 | ROAD HOLLOW | Lincoln County, WY | Oil & Gas Property | Jun 2026 |
| 4478 | ROAD HOUSE ALLOCATION | Atascosa County, TX | Oil & Gas Property | Jun 2026 |
| 4479 | ROAD KING | Pecos County, TX | Oil & Gas Property | Jun 2026 |
| 4480 | ROAD RUNNER 34-180 UNIT 1 | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 4481 | ROAD RUNNER FED 0397-23-14 | Rio Blanco County, CO | Oil & Gas Property | May 2026 |
| 4482 | ROAD RUNNER FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 4483 | ROADEN | Whitley County, KY | Gas Property | Dec 2022 |
| 4484 | ROADHOUSE FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 4485 | ROADRUNNER | San Juan County, NM | Oil & Gas Property | Jul 2026 |
| 4486 | ROADRUNNER | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4487 | ROADRUNNER | Ellis County, OK | Oil & Gas Property | Jul 2026 |
| 4488 | ROADRUNNER | Lee County, TX | Oil & Gas Property | Jun 2026 |
| 4489 | ROADRUNNER | San Juan County, NM | Oil & Gas Property | Jun 2026 |
| 4490 | ROADRUNNER | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 4491 | ROADRUNNER | Montezuma County, CO | Oil & Gas Property | Jan 2011 |
| 4492 | ROADRUNNER | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 4493 | ROADRUNNER 23 11 HAI FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 4494 | ROADRUNNER 2312 1UOHX-12-1 | Alfalfa County, OK | Oil & Gas Property | Jun 2026 |
| 4495 | ROADRUNNER 6_7-16N-7W | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 4496 | ROADRUNNER FEDERAL | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 4497 | ROADRUNNER STATE 2 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 4498 | ROADRUNNERS DU | Shelby County, TX | Oil & Gas Property | Jun 2026 |
| 4499 | ROADS-MORRIS | Garfield County, OK | Oil & Gas Property | Jun 2026 |
| 4500 | ROADSTER STATE COM | Eddy County, NM | Oil & Gas Property | Jul 2026 |