| 24601 | Roberts Oil Corp. | | Oil & Gas Operator | Sep 1982 |
| 24602 | Roberts Resources, Inc. | Wichita, KS 67275 | Oil & Gas Operator | Apr 2026 |
| 24603 | Roberts Zetau J Fisk | Moore, OK 73160 | Oil & Gas Operator | Sep 1993 |
| 24604 | Roberts, Charles J. | Alden, NY 14004 | Gas Operator | Dec 2025 |
| 24605 | Roberts, Harry S &/Or McKinley Ray | Paintsville, KY 41240 | Oil & Gas Operator | Dec 2019 |
| 24606 | Roberts, Oliver M | | Oil & Gas Operator | Dec 2021 |
| 24607 | Roberts, Randy | Sedan, KS 67361 | Oil & Gas Operator | Apr 2026 |
| 24608 | Robertson Energy, LLC | | Oil & Gas Operator | Dec 2024 |
| 24609 | Robertson Jay Estate | Tulsa, OK 74127-3029 | Oil & Gas Operator | Jul 2013 |
| 24610 | Robertson Johnie J | Okmulgee, OK 74447-8765 | Oil & Gas Operator | May 2026 |
| 24611 | Robertson Resources, Inc. | Horseshoe Bay, TX 78657 | Oil & Gas Operator | Sep 2026 |
| 24612 | Robertson, French M. Oil Co. | Abilene, TX 79608 | Oil & Gas Operator | Mar 1995 |
| 24613 | Robertson, Gene Oil Co. | Burkburnett, TX 76354 | Oil & Gas Operator | Jul 1998 |
| 24614 | Robertson, Richard | Tulsa, OK 74127 | Gas Operator | Apr 2026 |
| 24615 | Robertson, T. L. Operating Co. | Cross Plains, TX 76443 | Oil & Gas Operator | May 2004 |
| 24616 | Robertson-Bryce Management, LLC | Tyler, TX 75701 | Oil & Gas Operator | Sep 2026 |
| 24617 | Robie A. Bridges III | | Oil Operator | Aug 1993 |
| 24618 | Robin Of Perryton Corporation | Perryton, TX 79070 | Oil & Gas Operator | Sep 2026 |
| 24619 | Robin Of Perryton, Inc. | Perryton, TX 79070 | Oil & Gas Operator | Dec 1995 |
| 24620 | Robin, Jack, Co. | Corpus Christ, TX 78410 | Oil & Gas Operator | Dec 2017 |
| 24621 | Robinett Resources Inc. | Longview, TX 75601 | Oil & Gas Operator | Dec 1999 |
| 24622 | Robinette Oil Company LLC | Chanute, KS 66720 | Oil Operator | Sep 2025 |
| 24623 | Robinowitz Oil C | | Oil Operator | Dec 1996 |
| 24624 | Robinowitz Oil Company | Tulsa, OK 74136-1429 | Oil & Gas Operator | Feb 2023 |
| 24625 | Robinowitz Oil Company, A General Partnership | Tulsa, OK 74136 | Oil & Gas Operator | Feb 2023 |
| 24626 | Robinson Brothers Drilling Co | | Oil & Gas Operator | Jul 2002 |
| 24627 | Robinson Drilling Of Texas | Big Spring, TX 79721 | Oil & Gas Operator | Oct 1996 |
| 24628 | Robinson Energy & Exploration, Inc. | Wichita, KS 67202 | Oil & Gas Operator | Aug 2008 |
| 24629 | Robinson Engineering & Oil Company, Inc | Evansville, IN 47716 | Oil & Gas Operator | Dec 2024 |
| 24630 | Robinson Oil & Gas, Inc. | Chico, TX 76431 | Oil & Gas Operator | Aug 2003 |
| 24631 | Robinson Oil Co. | Graham, TX 76450 | Oil & Gas Operator | Sep 2026 |
| 24632 | Robinson Oil Com | | Oil & Gas Operator | Feb 1995 |
| 24633 | Robinson Oil Company, LLC | Billings, MT 59103 | Gas Operator | Dec 2015 |
| 24634 | Robinson Oil Inc | Eunice, NM 88231 | Oil & Gas Operator | Jun 2015 |
| 24635 | Robinson Operating Company | Abilene, TX 79604 | Oil & Gas Operator | Aug 2012 |
| 24636 | Robinson Resource Dev. Co.Inc. | | Oil & Gas Operator | Oct 1982 |
| 24637 | Robinson Tracy D | Duncan, OK 73534 | Oil Operator | Oct 2018 |
| 24638 | Robinson, Beryl A. | Peru, KS 67360 | Oil & Gas Operator | Mar 2012 |
| 24639 | Robinson, Gary D | | Oil Operator | Apr 2026 |
| 24640 | Robinson, Irvin | Abilene, TX 79608 | Oil & Gas Operator | May 1999 |
| 24641 | Robison, L. E. Oil | Yates Center, KS 66783 | Oil Operator | Sep 2001 |
| 24642 | Robl-Six, Inc. | Ellinwood, KS 67526 | Oil Operator | Dec 2019 |
| 24643 | Roblyn Oil Inc | Allen, OK 74825-6933 | Oil & Gas Operator | Dec 2025 |
| 24644 | Roblyn Petroleum Corp. | | Oil & Gas Operator | May 1983 |
| 24645 | Robson & Shults Prod Corp | Mannford, OK 74044 | Oil & Gas Operator | Jun 1995 |
| 24646 | Robson Petroleum Company | Tulsa, OK 74104 | Oil & Gas Operator | Jan 1995 |
| 24647 | Robson Resources Inc | Tulsa, OK 74104 | Oil & Gas Operator | May 1998 |
| 24648 | Robuck Petroleum, LLC | Nacogdoches, TX 75965 | Oil & Gas Operator | Sep 2026 |
| 24649 | Roc Energy, Inc. | Midland, TX 79710 | Oil & Gas Operator | Feb 2013 |
| 24650 | Roc Operating, Inc. | Plano, TX 75093 | Oil & Gas Operator | Oct 2008 |
| 24651 | Roca Operating, Inc. | Midland, TX 79702 | Oil & Gas Operator | Sep 2026 |
| 24652 | Roca Production, Inc. | Fort Worth, TX 76107 | Oil & Gas Operator | Sep 2026 |
| 24653 | Roca Resource Company, Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2008 |
| 24654 | Rocanville Corporation | Dallas, TX 75225 | Oil & Gas Operator | Dec 2016 |
| 24655 | Rocc Oil & Gas, L.P. | Houston, TX 77084 | Oil & Gas Operator | Apr 2024 |
| 24656 | Rocc Operating, LLC | Houston, TX 77084 | Oil & Gas Operator | Sep 2026 |
| 24657 | Roche, Lynn M. | Elma, NY 14059 | Gas Operator | Dec 2025 |
| 24658 | Rochelle Oil & Gas | Gillette, WY 82717 | Oil & Gas Operator | Mar 2024 |
| 24659 | Rochez, Mary B. | East Amherst, NY 14051 | Gas Operator | Dec 2025 |
| 24660 | Rocinante | Houston, TX 77058 | Oil Operator | Sep 2026 |
| 24661 | Rock Bottom Oil LLC | | Oil Operator | Dec 2025 |
| 24662 | Rock Bottom Oil, GP, L.L.C. | Nacogdoches, TX 75963 | Oil & Gas Operator | Sep 2026 |
| 24663 | Rock Creek Crude, LLC | Morrill, KS 66515 | Oil Operator | Apr 2026 |
| 24664 | Rock Creek Energy Co | Ada, OK 74820-5725 | Oil Operator | Jul 2022 |
| 24665 | Rock Creek Oil Co. | Iowa Park, TX 76367 | Oil Operator | Mar 2008 |
| 24666 | Rock Creek Oil, Inc. | Dallas, TX 75225 | Oil & Gas Operator | Nov 2019 |
| 24667 | Rock Creek Resources LLC | Englewood, CO 80112 | Oil & Gas Operator | Dec 2021 |
| 24668 | Rock Energy Operating Company | | Oil & Gas Operator | Nov 2008 |
| 24669 | Rock Energy Resources, Inc. | Houston, TX 77056 | Oil & Gas Operator | Sep 2026 |
| 24670 | Rock Energy, Inc. | | Oil & Gas Operator | Sep 1992 |
| 24671 | Rock Fish Operating LLC | McKinney, TX 75070 | Oil & Gas Operator | Sep 2026 |
| 24672 | Rock Hill Operating | Burkburnett, TX 76354 | Oil & Gas Operator | Sep 2026 |
| 24673 | Rock Oil Company | Broken Arrow, OK 74014-6106 | Oil & Gas Operator | May 2026 |
| 24674 | Rock Oil Corporation | Lawrence, KS 66046 | Oil Operator | Oct 2004 |
| 24675 | Rock Oil Resources LLC | Titusville, PA 16354 | Oil Operator | Dec 2025 |
| 24676 | Rock Oil, Inc. | | Oil Operator | Nov 1989 |
| 24677 | Rock Operating | Abilene, TX 79608 | Oil & Gas Operator | Sep 2026 |
| 24678 | Rock Petroleum, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 2025 |
| 24679 | Rock Resources, Inc. | Corpus Chrsti, TX 78414 | Oil & Gas Operator | Sep 2026 |
| 24680 | Rock River Operating Inc | Laramie, WY 82070 | Oil & Gas Operator | May 2026 |
| 24681 | Rock Solid Operating, LLC | Southlake, TX 76092 | Oil Operator | Sep 2021 |
| 24682 | Rock Well Petroleum (U.S.), Inc. | Canada, 00100 | Oil & Gas Operator | Sep 2014 |
| 24683 | Rockbridge Oil And Gas, Inc. | Houston, TX 77227 | Oil & Gas Operator | Nov 1997 |
| 24684 | Rockcliff Energy Operating III LLC | Houston, TX 77002 | Oil & Gas Operator | Sep 2026 |
| 24685 | Rockcliff Energy Operating LLC | Houston, TX 77002 | Oil & Gas Operator | Sep 2026 |
| 24686 | Rockcliff Operating La LLC | | Oil & Gas Operator | Jul 2022 |
| 24687 | Rockcliff Operating New Mexico LLC | Houston, TX 77002 | Oil & Gas Operator | Oct 2018 |
| 24688 | Rockdale Energy, LLC | Houston, TX 77024 | Oil & Gas Operator | Dec 2020 |
| 24689 | Rockdale Marcellus LLC | Canonsburg, PA 15317 | Gas Operator | Apr 2022 |
| 24690 | Rockdale Resources Corporation | Houston, TX 77024 | Oil Operator | Jul 2016 |
| 24691 | Rockefeller Hughes (USA) LLC | Houston, TX 77027 | Oil & Gas Operator | Jul 2015 |
| 24692 | Rocker A Operating Company | Post, TX 79356 | Oil & Gas Operator | Aug 2022 |
| 24693 | Rocket Energy Corporation | Muskogee, OK 74402-1665 | Oil & Gas Operator | Dec 2003 |
| 24694 | Rocket Oil Company | Duncan, OK 73534 | Oil & Gas Operator | Apr 2015 |
| 24695 | Rockford CBM LLC | Tulsa, OK 74103-4335 | Oil & Gas Operator | Jan 2013 |
| 24696 | Rockford Energy Partners II, LLC | Tulsa, OK 74103 | Oil & Gas Operator | Sep 2007 |
| 24697 | Rockford Energy Partners III,LLC | Tulsa, OK 74103 | Oil & Gas Operator | Sep 2012 |
| 24698 | Rockford Panhandle, LLC | Tulsa, OK 74105 | Oil & Gas Operator | Sep 2008 |
| 24699 | Rockhound Petroleum, LLC | St. John, KS 67576 | Oil & Gas Operator | Apr 2026 |
| 24700 | Rockies Resources Holdings LLC | Lakewood, CO 80228 | Oil & Gas Operator | Jul 2026 |