| 4401 | RIVER GARDEN FARMS | Yolo County, CA | Gas Property | Nov 1997 |
| 4402 | RIVER HILLS | Johnson County, TX | Oil & Gas Property | Apr 2025 |
| 4403 | RIVER ISLANDS LAND CO | Sacramento County, CA | Gas Property | Feb 1990 |
| 4404 | RIVER JUNCTION | Uintah County, UT | Oil & Gas Property | Apr 2025 |
| 4405 | RIVER LOWE RANCH | McMullen County, TX | Oil & Gas Property | Apr 2025 |
| 4406 | RIVER RAILS TERMINAL | St. Charles Parish, LA | Oil & Gas Property | Dec 2024 |
| 4407 | RIVER RANCH | Garfield County, CO | Oil & Gas Property | May 2025 |
| 4408 | RIVER RANCH | Refugio County, TX | Gas Property | Apr 2025 |
| 4409 | RIVER RANCH -B- STATE UNIT | Refugio County, TX | Oil & Gas Property | Mar 2021 |
| 4410 | RIVER RANCH A/WILLIAMS ST | Refugio County, TX | Oil & Gas Property | Apr 2025 |
| 4411 | RIVER RANCH GAS UNIT 1H | Robertson County, TX | Gas Property | Apr 2025 |
| 4412 | RIVER RAT FEDERAL | Mountrail County, ND | Oil & Gas Property | May 2025 |
| 4413 | RIVER RATTLER 0809 | Pecos County, TX | Oil & Gas Property | Apr 2025 |
| 4414 | RIVER RIDGE | Venango County, PA | Oil Property | Dec 2024 |
| 4415 | RIVER RIDGE DEVELOPMENT INC | Venango County, PA | Oil Property | Dec 2024 |
| 4416 | RIVER ROAD FARMS | Noble County, OK | Gas Property | Aug 2011 |
| 4417 | RIVER SCHARFF | Pecos County, TX | Oil Property | Jun 2021 |
| 4418 | RIVER VIEW | Canadian County, OK | Gas Property | Apr 2025 |
| 4419 | RIVER VIEW SCHOOL | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 4420 | RIVER WRIGHT FIU 1-15-10XHM | Custer County, OK | Oil & Gas Property | Apr 2025 |
| 4421 | RIVERA ISABEL | Hidalgo County, TX | Oil & Gas Property | Feb 2025 |
| 4422 | RIVERBED TRACT #7 | Wichita County, TX | Oil & Gas Property | Apr 2025 |
| 4423 | RIVERBEND | Weld County, CO | Oil & Gas Property | May 2025 |
| 4424 | RIVERBEND | Hughes County, OK | Oil Property | Dec 2005 |
| 4425 | RIVERBEND | Eddy County, NM | Oil & Gas Property | Mar 2021 |
| 4426 | RIVERBEND | Eddy County, NM | Oil & Gas Property | May 2025 |
| 4427 | RIVERBEND | Campbell County, WY | Gas Property | Nov 2014 |
| 4428 | RIVERBEND 1 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 4429 | RIVERBOAT 12 1 W | Eddy County, NM | Oil & Gas Property | May 2025 |
| 4430 | RIVERBOAT UNIT 33-71 | Loving County, TX | Oil & Gas Property | Apr 2025 |
| 4431 | RIVERCREST | Tarrant County, TX | Gas Property | Apr 2025 |
| 4432 | RIVERDALE | Goliad County, TX | Oil & Gas Property | Mar 2024 |
| 4433 | RIVERFRONT STATE 276 | Reeves County, TX | Oil & Gas Property | Apr 2020 |
| 4434 | RIVERINE | San Juan County, NM | Gas Property | May 2025 |
| 4435 | RIVERRUN | Howard County, TX | Oil & Gas Property | Apr 2025 |
| 4436 | RIVERS | Bossier Parish, LA | Oil & Gas Property | Jan 1989 |
| 4437 | RIVERS | Nueces County, TX | Oil & Gas Property | Apr 2025 |
| 4438 | RIVERS 1 | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 4439 | RIVERS 1 | Divide County, ND | Oil & Gas Property | May 2025 |
| 4440 | RIVERS UNIT | Martin County, TX | Oil & Gas Property | Feb 2025 |
| 4441 | RIVERSIDE | Woods County, OK | Oil & Gas Property | Mar 2015 |
| 4442 | RIVERSIDE | Okfuskee County, OK | Oil & Gas Property | Aug 2012 |
| 4443 | RIVERSIDE | Brazos County, TX | Oil & Gas Property | Mar 2025 |
| 4444 | RIVERSIDE | Sublette County, WY | Oil & Gas Property | May 2025 |
| 4445 | RIVERSIDE 1H | Tarrant County, TX | Gas Property | Apr 2025 |
| 4446 | RIVERSIDE 21601 | Reeves County, TX | Oil & Gas Property | Apr 2025 |
| 4447 | RIVERSIDE 3 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 4448 | RIVERSIDE COTTON FARM | Victoria County, TX | Oil & Gas Property | Apr 2025 |
| 4449 | RIVERSIDE GENERAL HOSPITAL 1 | Liberty County, TX | Oil & Gas Property | Apr 2025 |
| 4450 | RIVERSIDE SAND & GRAVEL | Kent County, MI | Oil Property | Jul 2025 |
| 4451 | RIVERSIDE WALK | Washington County, TX | Oil & Gas Property | Apr 2025 |
| 4452 | RIVERTON | Fremont County, WY | Oil & Gas Property | May 2025 |
| 4453 | RIVERTON | Reeves County, TX | Oil & Gas Property | May 2025 |
| 4454 | RIVERVIEW | Kay County, OK | Oil & Gas Property | Dec 2022 |
| 4455 | RIVERVIEW | McKenzie County, ND | Oil & Gas Property | May 2025 |
| 4456 | RIVERVIEW RANCH | Dewey County, OK | Oil & Gas Property | Apr 2025 |
| 4457 | RIVERWALK FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2025 |
| 4458 | RIVERWOLF UNIT | Eddy County, NM | Oil & Gas Property | Jun 2008 |
| 4459 | RIVERWOOD INT | Lincoln Parish, LA | Oil & Gas Property | Nov 2024 |
| 4460 | RIVES | McClain County, OK | Oil Property | Mar 2025 |
| 4461 | RIVES | Liberty County, TX | Oil & Gas Property | Apr 2025 |
| 4462 | RIVES | De Soto Parish, LA | Gas Property | Dec 2024 |
| 4463 | RIVES | Rusk County, TX | Oil & Gas Property | Apr 2025 |
| 4464 | RIVES | De Soto Parish, LA | Gas Property | Dec 2024 |
| 4465 | RIVES | Caddo Parish, LA | Oil & Gas Property | Jan 2025 |
| 4466 | RIVES 18 | Caddo Parish, LA | Gas Property | Nov 2024 |
| 4467 | RIVES ETAL 16 | De Soto Parish, LA | Oil & Gas Property | Dec 2024 |
| 4468 | RIVES, E S | Butler County, KY | Oil Property | Nov 2018 |
| 4469 | RIVES, ERNEST | Liberty County, TX | Oil & Gas Property | Apr 2025 |
| 4470 | RIVES-JOHNSON 5 | De Soto Parish, LA | Gas Property | Dec 2024 |
| 4471 | RIVES-PAWELEK | Karnes County, TX | Oil & Gas Property | Apr 2025 |
| 4472 | RIVIERA 1405 | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 4473 | RIVIERA COM | San Juan County, NM | Oil & Gas Property | May 2025 |
| 4474 | RIVIERE | Stephens County, OK | Oil & Gas Property | May 2025 |
| 4475 | RIXEY | Williams County, ND | Oil & Gas Property | May 2025 |
| 4476 | RIXEY 33-28 | Williams County, ND | Oil & Gas Property | Mar 2025 |
| 4477 | RIXFORD | Allegany County, NY | Oil & Gas Property | Dec 2024 |
| 4478 | RIXMAN 24-8TFH | Dunn County, ND | Oil & Gas Property | May 2025 |
| 4479 | RIXON | Kearny County, KS | Gas Property | Mar 2025 |
| 4480 | RIXON | Grant County, KS | Gas Property | Mar 2025 |
| 4481 | RIZLEY 22 | Wheeler County, TX | Oil & Gas Property | Apr 2025 |
| 4482 | RIZLEY-BRUMMETT 22 | Wheeler County, TX | Oil & Gas Property | Mar 2025 |
| 4483 | RIZZO 5493 44-23T | Mountrail County, ND | Oil & Gas Property | May 2025 |
| 4484 | RJ MOCZYGEMBA | Karnes County, TX | Oil & Gas Property | Apr 2025 |
| 4485 | RJ MOEN 41-26HU | McKenzie County, ND | Oil & Gas Property | May 2025 |
| 4486 | RJ TITUS 6093 42-20H | Burke County, ND | Oil & Gas Property | May 2025 |
| 4487 | RJL GCRL KIMBERLY | Divide County, ND | Oil & Gas Property | May 2025 |
| 4488 | RJR RANCH | Cochran County, TX | Oil & Gas Property | Jul 2023 |
| 4489 | RJT TATE RANCH 1-22MH | Dewey County, OK | Oil & Gas Property | Apr 2025 |
| 4490 | RK GLASS | Martin County, TX | Oil & Gas Property | Jan 2024 |
| 4491 | RK MORRIS | Grady County, OK | Oil & Gas Property | Apr 2025 |
| 4492 | RK-UTL 3031 | Ward County, TX | Oil & Gas Property | Apr 2025 |
| 4493 | RKS CRK 7& | Natchitoches Parish, LA | Gas Property | Jul 2020 |
| 4494 | RKT CARDA 7-6 | Richland County, MT | Oil & Gas Property | May 2025 |
| 4495 | RLB 2H | Tarrant County, TX | Gas Property | Apr 2025 |
| 4496 | RLB 3H | Tarrant County, TX | Gas Property | Apr 2025 |
| 4497 | RLB 4H | Tarrant County, TX | Gas Property | Apr 2025 |
| 4498 | RLB 5H | Tarrant County, TX | Gas Property | Apr 2025 |
| 4499 | RLF TRUST 30 | Lea County, NM | Oil & Gas Property | May 2025 |
| 4500 | RLO DRLG ASSOC URANIA | Lasalle Parish, LA | Oil Property | Jan 2025 |