| 23301 | R & W Energies-Agency Account | | Oil Operator | Jan 1996 |
| 23302 | R - J Enterprises | Farmington, NM 874990051 | Oil Operator | Mar 2021 |
| 23303 | R A Miller Energy Inc | Edmond, OK 73013 | Oil & Gas Operator | Mar 2020 |
| 23304 | R A Nobile | | Oil & Gas Operator | Nov 1989 |
| 23305 | R And B Energy Co LLC | | Oil Operator | Dec 2011 |
| 23306 | R B Energy Inc | Manchester, KY 40962 | Oil & Gas Operator | Jan 2015 |
| 23307 | R B Robertson & Son Gas & Oil Co LP | New Bethlehem, PA 16242-0190 | Oil & Gas Operator | Dec 2024 |
| 23308 | R Baker Oil LLC | Okemah, OK 74859 | Oil & Gas Operator | Jan 2026 |
| 23309 | R C Bennett Co | Midland, TX 79702 | Oil & Gas Operator | Jan 2019 |
| 23310 | R C Henderson Jr | | Oil Operator | Dec 1990 |
| 23311 | R C Holdings LLC | Garber, OK 73738-5423 | Oil & Gas Operator | Oct 2025 |
| 23312 | R C Oil Company Inc | Nowata, OK 74048-3402 | Oil Operator | Nov 2021 |
| 23313 | R C Poling Co Inc | Junction City, OH 43748 | Oil & Gas Operator | Dec 2025 |
| 23314 | R C Taylor Operating Company LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Feb 2026 |
| 23315 | R Cubed L L C | | Oil & Gas Operator | Dec 2023 |
| 23316 | R D T Properties | Tulsa, OK 74105-7122 | Oil & Gas Operator | Sep 2017 |
| 23317 | R D V, Inc. | | Oil Operator | May 2004 |
| 23318 | R E Blaik Inc | Edmond, OK 73013-6675 | Oil & Gas Operator | Feb 2026 |
| 23319 | R E Gas Development LLC | State College, PA 16801 | Oil & Gas Operator | Sep 2018 |
| 23320 | R E Riley & Company | Charleston, WV 25301 | Gas Operator | Dec 2024 |
| 23321 | R E Sitta Jr | Farmington, NM 874991230 | Oil & Gas Operator | Aug 2011 |
| 23322 | R F Oil | | Oil & Gas Operator | Oct 1992 |
| 23323 | R H Energy Co Inc | | Oil & Gas Operator | Sep 1989 |
| 23324 | R H Penick Co LTD | Baltimore, OH 43105 | Oil & Gas Operator | Dec 2025 |
| 23325 | R H Penick Operating | Heath, OH 43056 | Gas Operator | Dec 2024 |
| 23326 | R H S Inc | Ada, OK 74821-1252 | Oil & Gas Operator | Apr 2020 |
| 23327 | R Harris Gas & Oil Inc | Apollo, PA 15613-9636 | Oil & Gas Operator | Dec 2025 |
| 23328 | R I G Drilling Inc | Fredericktown, OH 43019 | Oil & Gas Operator | Dec 1993 |
| 23329 | R I G Producers Inc | Dewey, OK 74029 | Oil & Gas Operator | Jul 1999 |
| 23330 | R J Exploration LLC | Konawa, OK 74849 | Oil & Gas Operator | Feb 2026 |
| 23331 | R J Operating Company | Albany, TX 76430 | Oil & Gas Operator | Dec 2025 |
| 23332 | R Joseph & Shelby J Maney | Warren, PA 16365-3670 | Oil & Gas Operator | Dec 2025 |
| 23333 | R K Petroleum Corp. | Midland, TX 79708 | Oil & Gas Operator | May 2024 |
| 23334 | R K R Exploration | Seminole, OK 74868-9754 | Oil & Gas Operator | Mar 2015 |
| 23335 | R L Clampitt & Associates LLC | Bartlesville, OK 74006 | Oil & Gas Operator | Feb 2026 |
| 23336 | R L Kelly, SR. | | Oil Operator | Feb 2009 |
| 23337 | R L Operating Co LLC | | Oil Operator | Aug 2024 |
| 23338 | R L Turner Oil Company LLC | Duncan, OK 73533 | Oil Operator | Jan 2026 |
| 23339 | R M Oil & Gas Co | | Oil Operator | Jul 1999 |
| 23340 | R M S Oil & Gas | Amarillo, TX 79101-2445 | Oil & Gas Operator | Sep 1997 |
| 23341 | R R & M Oil | Okmulgee, OK 74447-8534 | Oil & Gas Operator | Oct 2015 |
| 23342 | R R Operation Inc | Cross Plains, TX 76443 | Oil & Gas Operator | Apr 2004 |
| 23343 | R S E C LLC | | Oil & Gas Operator | Nov 2002 |
| 23344 | R S E Partners-I LP | Oklahoma City, OK 731025261 | Oil & Gas Operator | Feb 2000 |
| 23345 | R S V Co, Inc | Pikeville, KY 41501 | Gas Operator | Dec 2021 |
| 23346 | R W Operating | Graford, TX 76449 | Oil & Gas Operator | Dec 2016 |
| 23347 | R W Production Company Inc | Ada, OK 74821-2693 | Oil & Gas Operator | Apr 2011 |
| 23348 | R W Ranch | San Antonio, TX 78211 | Oil Operator | Apr 2026 |
| 23349 | R Wolfe Oil & Gas LLC | Athens, OH 45701 | Oil & Gas Operator | Dec 2024 |
| 23350 | R&D Enterprises- | | Oil Operator | Dec 1988 |
| 23351 | R&F Operating Company | Carthage, TX 75633 | Oil Operator | Apr 2026 |
| 23352 | R&K Oil Co. | Nocona, TX 76255 | Oil & Gas Operator | Apr 2026 |
| 23353 | R&R Production Company, LLC | Tulsa, OK 74137 | Oil & Gas Operator | Jan 2026 |
| 23354 | R&R Resources Corporation | Houston, TX 77056 | Oil & Gas Operator | Dec 2015 |
| 23355 | R&R Resources LLC | | Oil & Gas Operator | Dec 2025 |
| 23356 | R-A-R Interests | San Antonio, TX 78209 | Oil & Gas Operator | Feb 2003 |
| 23357 | R-Jann-N Oil | | Oil Operator | Dec 1999 |
| 23358 | R. & R. Exploration, Inc. | Denton, TX 76202 | Oil Operator | Nov 1993 |
| 23359 | R. A. Bridges | | Oil Operator | Jun 1991 |
| 23360 | R. A. Campbell Company | | Oil & Gas Operator | Nov 1995 |
| 23361 | R. B. Oil Company | Monahans, TX 79756 | Oil & Gas Operator | Nov 1996 |
| 23362 | R. C. Production | | Oil & Gas Operator | Nov 2024 |
| 23363 | R. D. Briscoe, Inc. | | Oil & Gas Operator | Nov 2024 |
| 23364 | R. D. Energy, Inc. | Sedan, KS 67361 | Oil Operator | Dec 2025 |
| 23365 | R. D. Finnesy Oil | | Oil Operator | Nov 2019 |
| 23366 | R. D. Wiles, Inc. | Wooster, OH 44691 | Oil & Gas Operator | Dec 2024 |
| 23367 | R. E. Markham | | Oil & Gas Operator | Mar 1995 |
| 23368 | R. E. Markham Et Al | | Gas Operator | Jun 1996 |
| 23369 | R. H. Davis | | Oil Operator | Apr 2001 |
| 23370 | R. I. P. Operating | | Oil Operator | Oct 1986 |
| 23371 | R. J. Bellevue | | Oil & Gas Operator | Dec 2025 |
| 23372 | R. J. Davenport | | Oil Operator | May 1985 |
| 23373 | R. J. Oil Co. | Olney, TX 76374 | Oil & Gas Operator | May 2025 |
| 23374 | R. K. G. Engineering, Inc. | Odessa, TX 79760 | Oil & Gas Operator | Apr 2026 |
| 23375 | R. L. Burns Corp. | | Oil & Gas Operator | Feb 1982 |
| 23376 | R. L. Davis | | Oil Operator | Dec 2024 |
| 23377 | R. L. Dempsey | | Oil Operator | Jun 1985 |
| 23378 | R. Lacy Services, LTD. | Longview, TX 75606 | Oil & Gas Operator | Apr 2026 |
| 23379 | R. M. Hobbs | | Oil Operator | Sep 2000 |
| 23380 | R. P. Nixon Operations, Inc | Hays, KS 67601 | Oil Operator | Dec 2025 |
| 23381 | R. Pannell Oil Company | Kilgore, TX 75663 | Oil Operator | Jan 2025 |
| 23382 | R. Scott Price | | Oil & Gas Operator | Dec 1994 |
| 23383 | R. V. Drummond, Et Al | | Oil Operator | Nov 1999 |
| 23384 | R. W. Ellington, Jr. | | Gas Operator | May 1985 |
| 23385 | R. W. Henry | | Oil & Gas Operator | Dec 1999 |
| 23386 | R. W. S. Oil Co. | Grandfalls, TX 79742 | Oil & Gas Operator | Apr 2026 |
| 23387 | R. W. Shull | | Oil & Gas Operator | Dec 1986 |
| 23388 | R. W. Tyson Producing Co.,Inc | | Oil & Gas Operator | Dec 2024 |
| 23389 | R.A. Campbell & Dale Expl | | Oil Operator | Nov 1995 |
| 23390 | R.B.S. Oil & Gas Inc. | San Antonio, TX 78278 | Oil & Gas Operator | Apr 2026 |
| 23391 | R.C.Bertolet & Serio Expl Co | | Oil & Gas Operator | Nov 1992 |
| 23392 | R.C.I. Energy | Alice, TX 78333 | Oil & Gas Operator | Apr 2026 |
| 23393 | R.C.S. Oil, Inc. | Conrad, MT 59425 | Oil Operator | Dec 2025 |
| 23394 | R.C.Taylor Companies, Inc. | Oklahoma City, OK 73118 | Oil & Gas Operator | Dec 2019 |
| 23395 | R.Chisum, Jr. & L. Shepherd | | Oil & Gas Operator | Nov 2001 |
| 23396 | R.D. Oil Company | Austin, TX 78755 | Oil & Gas Operator | Apr 2026 |
| 23397 | R.E. McDowell & Dave Gammill | | Oil Operator | May 1978 |
| 23398 | R.E.D. Resources, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Apr 2004 |
| 23399 | R.E.French Oil Company, L.L.C. | Gridley, KS 66852 | Oil Operator | Nov 1999 |
| 23400 | R.E.J.A.S. Energy LLC | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2026 |