| 23301 | Quivira Oil & Ex | | Oil Operator | Sep 1985 |
| 23302 | Quorum Energy Company | Dallas, TX 75201 | Oil & Gas Operator | Sep 2024 |
| 23303 | Quorum Lease Bank | Dallas, TX 75240 | Oil Operator | Jun 1996 |
| 23304 | R & A Moore, Inc. | Cleburne, TX 76033 | Oil & Gas Operator | Sep 2024 |
| 23305 | R & A Oil, Inc. | Billings, MT 59105 | Oil & Gas Operator | May 2024 |
| 23306 | R & A Production Dba/R Lynch & A Engelke | Creston, WV 26141-7578 | Oil & Gas Operator | Dec 2021 |
| 23307 | R & B Energy Co. | Ranger, TX 76470 | Oil & Gas Operator | Mar 2008 |
| 23308 | R & B Energy, LLC | Shelby, MT 59474 | Oil Operator | Mar 2024 |
| 23309 | R & B Enterprises USA Inc | Millersburg, OH 44654 | Oil & Gas Operator | Dec 2023 |
| 23310 | R & B Oil & Gas | | Oil & Gas Operator | Jul 1995 |
| 23311 | R & B Oil & Gas Inc | Attica, KS 67009 | Oil & Gas Operator | May 2024 |
| 23312 | R & B Oil Company, LLC | Dickinson, TX 77539 | Oil & Gas Operator | Sep 2024 |
| 23313 | R & B Oil Company, LLC Of Texas | | Oil & Gas Operator | Jan 2024 |
| 23314 | R & B Operating LLC | Boynton, OK 74422 | Oil & Gas Operator | Feb 2024 |
| 23315 | R & B Petroleum, Inc. | Scarsdale, NY 10583 | Oil & Gas Operator | Dec 2021 |
| 23316 | R & B Trucking | Crescent, OK 73028-0775 | Oil & Gas Operator | Nov 2021 |
| 23317 | R & C Oil And Gas Inc | Ada, OK 74820-3150 | Oil Operator | Jul 2016 |
| 23318 | R & C Oil Company LLC | Westbrook, TX 79565 | Oil Operator | Sep 2024 |
| 23319 | R & C Petroleum, Inc. | Flint, TX 75762 | Oil & Gas Operator | Sep 2024 |
| 23320 | R & D Call | Cedar Vale, KS 67024 | Oil Operator | Oct 2010 |
| 23321 | R & D Holdings, Inc. | | Gas Operator | Feb 1991 |
| 23322 | R & D Oil & Gas | Exeter, CA 93221-9697 | Oil & Gas Operator | Aug 2019 |
| 23323 | R & D Oil LLC | Oklahoma City, OK 73154 | Oil Operator | Dec 2005 |
| 23324 | R & D Operating | Early, TX 76803 | Oil & Gas Operator | Mar 2008 |
| 23325 | R & D Operating, Inc. | Early, TX 76802 | Oil & Gas Operator | Sep 2024 |
| 23326 | R & D Reclaiming LLC | Ringwood, OK 73768 | Oil Operator | Aug 2022 |
| 23327 | R & E Enterprises | Paris, OH 44669 | Oil & Gas Operator | Dec 1995 |
| 23328 | R & E Oil Co., Inc. | Augusta, KS 67010 | Oil Operator | Dec 2009 |
| 23329 | R & G Drilling Co Inc | Farmington, NM 87499 | Oil & Gas Operator | Apr 1995 |
| 23330 | R & H LLC | Ardmore, OK 73401-6329 | Oil & Gas Operator | Mar 2015 |
| 23331 | R & H Oil & Gas, Inc. | | Oil & Gas Operator | Apr 1992 |
| 23332 | R & H Production LLC | Cement, OK 73017 | Oil & Gas Operator | Oct 2021 |
| 23333 | R & J Production, Inc. | Laurel, MT 59044 | Oil Operator | Mar 2006 |
| 23334 | R & J Well Service LLC | Utica, OH 43080 | Oil & Gas Operator | Dec 2023 |
| 23335 | R & L Oil Company | Copan, OK 74022 | Oil Operator | May 2020 |
| 23336 | R & L Producing Co., Inc. | Hamilton, TX 76531 | Oil & Gas Operator | Nov 1997 |
| 23337 | R & L Properties Inc | Richmond, MO 64085-0228 | Oil & Gas Operator | Apr 2001 |
| 23338 | R & M Energy | Gonzales, TX 78629 | Oil & Gas Operator | Mar 2006 |
| 23339 | R & M Oil Co. | Fredonia, KS 66736 | Oil & Gas Operator | Aug 2002 |
| 23340 | R & M Oil, LLC | Loco Hills, NM 882550011 | Oil & Gas Operator | Jul 2024 |
| 23341 | R & N Associates | Grapevine, TX 76051 | Oil & Gas Operator | Jun 2024 |
| 23342 | R & N Associates,Etal Glen Neubert, Agent | Dallas, TX 75244-5100 | Oil Operator | Sep 2005 |
| 23343 | R & N Oil Company | Fairfax, OK 74637 | Oil & Gas Operator | May 2013 |
| 23344 | R & N Resources LLC | Bear Lake, PA 16402-2926 | Oil & Gas Operator | Dec 2023 |
| 23345 | R & P Oil Co. | | Oil & Gas Operator | Jul 2014 |
| 23346 | R & P Operating | Tuscola, TX 79562 | Oil & Gas Operator | Jun 1997 |
| 23347 | R & R Energy, LTD. | Muenster, TX 76252 | Oil Operator | Sep 2024 |
| 23348 | R & R Entertainment Inc. | | Oil & Gas Operator | Dec 2011 |
| 23349 | R & R Oil & Gas LLC | Big Spring, TX 79720 | Oil & Gas Operator | Dec 2023 |
| 23350 | R & R Oil Company | Pampa, TX 79065 | Oil & Gas Operator | Jul 2002 |
| 23351 | R & R Operating | Wichita Falls, TX 76307 | Oil & Gas Operator | Jul 2004 |
| 23352 | R & R Partners | | Oil Operator | Oct 2009 |
| 23353 | R & R Production Company | | Oil Operator | Feb 2000 |
| 23354 | R & R Production, Inc. | | Oil & Gas Operator | Feb 1990 |
| 23355 | R & R Well Service | Fort Worth, TX 76120 | Oil & Gas Operator | Jan 2005 |
| 23356 | R & R Well Service, Inc. | Arlington, TX 76012 | Oil & Gas Operator | Sep 2024 |
| 23357 | R & S Energy Company | Luling, TX 78648 | Oil & Gas Operator | Dec 2010 |
| 23358 | R & S Energy, Inc. | Snook, TX 77878 | Oil & Gas Operator | Sep 2024 |
| 23359 | R & S Exploration & Production | Lawton, OK 73501 | Oil Operator | Jan 1996 |
| 23360 | R & S Investments | Tulsa, OK 74146-4743 | Oil Operator | Aug 2013 |
| 23361 | R & S Oil Company | Tonkawa, OK 74653 | Oil & Gas Operator | Nov 2013 |
| 23362 | R & S Oil Production Co. | Luling, TX 78648 | Oil & Gas Operator | Sep 2024 |
| 23363 | R & T Oil Co | El Dorado, AR 71730 | Oil Operator | Feb 2009 |
| 23364 | R & W Energies - | | Oil Operator | Sep 1995 |
| 23365 | R & W Energies LLC | Eureka, KS 67045 | Oil Operator | May 2024 |
| 23366 | R & W Energies-Agency Account | | Oil Operator | Jan 1996 |
| 23367 | R A Miller Energy Inc | Edmond, OK 73013 | Oil & Gas Operator | Mar 2020 |
| 23368 | R A Nobile | | Oil & Gas Operator | Nov 1989 |
| 23369 | R And B Energy Co LLC | | Oil Operator | Dec 2011 |
| 23370 | R And B Oil And Gas Associates LLC | Wayne, WV 25570 | Oil & Gas Operator | Dec 2021 |
| 23371 | R B Energy, Inc | Manchester, KY 40962 | Oil & Gas Operator | Jan 2015 |
| 23372 | R B Robertson & Son Gas & Oil Co LP | New Bethlehem, PA 16242-0190 | Oil & Gas Operator | Dec 2023 |
| 23373 | R Baker Oil LLC | Okemah, OK 74859 | Oil & Gas Operator | Jun 2024 |
| 23374 | R C Bennett Co | Midland, TX 79702 | Oil & Gas Operator | Jan 2019 |
| 23375 | R C Henderson Jr | | Oil Operator | Jun 1990 |
| 23376 | R C Holdings LLC | Garber, OK 73738-5423 | Oil & Gas Operator | Apr 2017 |
| 23377 | R C Oil Company Inc | Nowata, OK 74048-3402 | Oil Operator | Nov 2021 |
| 23378 | R C Operating LLC | El Dorado, AR 71730 | Oil Operator | Jan 2024 |
| 23379 | R C Poling Co Inc | Junction City, OH 43748 | Oil & Gas Operator | Dec 2023 |
| 23380 | R C Taylor Operating Company LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Jul 2024 |
| 23381 | R Cubed L L C | | Oil & Gas Operator | Dec 2023 |
| 23382 | R D T Properties | Tulsa, OK 74105-7122 | Oil & Gas Operator | Sep 2017 |
| 23383 | R D V, Inc. | | Oil Operator | May 2004 |
| 23384 | R E Blaik Inc | Edmond, OK 73013-6675 | Oil & Gas Operator | Jul 2024 |
| 23385 | R E Gas Development LLC | State College, PA 16801 | Oil & Gas Operator | Sep 2018 |
| 23386 | R E Riley & Company | Charleston, WV 25301 | Gas Operator | Dec 2021 |
| 23387 | R E Sitta Jr | Farmington, NM 874991230 | Oil & Gas Operator | Aug 2011 |
| 23388 | R F Oil | | Oil & Gas Operator | Oct 1992 |
| 23389 | R H Energy Co Inc | | Oil & Gas Operator | Sep 1989 |
| 23390 | R H Penick Co LTD | Heath, OH 43056 | Oil & Gas Operator | Dec 2023 |
| 23391 | R H Penick Operating | Heath, OH 43056 | Gas Operator | Dec 2022 |
| 23392 | R H S Inc | Ada, OK 74821-1252 | Oil & Gas Operator | Apr 2020 |
| 23393 | R Harris Gas & Oil Inc | Apollo, PA 15613-9636 | Oil & Gas Operator | Dec 2023 |
| 23394 | R I G Drilling Inc | Fredericktown, OH 43019 | Oil & Gas Operator | Dec 1993 |
| 23395 | R I G Producers Inc | Dewey, OK 74029 | Oil & Gas Operator | Jul 1999 |
| 23396 | R J Enterprises | Farmington, NM 874990051 | Oil Operator | Mar 2021 |
| 23397 | R J Exploration LLC | Konawa, OK 74849 | Oil & Gas Operator | Jul 2024 |
| 23398 | R J Operating Company | Albany, TX 76430 | Oil & Gas Operator | May 2024 |
| 23399 | R Joseph & Shelby J Maney | Warren, PA 16365-3670 | Oil & Gas Operator | Dec 2023 |
| 23400 | R K Petroleum Corp. | Midland, TX 79708 | Oil & Gas Operator | May 2024 |