| 2601 | Beck Oil & Gas Inc. | Ravenna, OH 44266 | Oil & Gas Operator | Dec 2024 |
| 2602 | Beck Oil & Gas, L.L.C. | Duncan, OK 73533 | Oil & Gas Operator | Nov 2025 |
| 2603 | Beck Oil Company | | Oil Operator | Sep 1996 |
| 2604 | Beck Oil Inc | | Oil & Gas Operator | Jan 2025 |
| 2605 | Beck Pump & Supply Inc | Hennessey, OK 73742-0175 | Oil & Gas Operator | Nov 2019 |
| 2606 | Beck Resources Incorporated | Hennessey, OK 73742 | Oil & Gas Operator | Nov 2025 |
| 2607 | Becker Oil Corpo | | Oil & Gas Operator | Dec 1996 |
| 2608 | Becker Oil Corporation | Ponca City, OK 74602 | Oil & Gas Operator | Nov 2025 |
| 2609 | Becker, Clyde M. | Ponca City, OK 74601 | Oil & Gas Operator | Oct 2009 |
| 2610 | Becker, Lavern | Russell, KS 67665 | Oil Operator | Oct 1995 |
| 2611 | Beckham Oil Co | Jal, NM 88252 | Oil & Gas Operator | Nov 2009 |
| 2612 | Beckham Resources, Inc. | Houston, TX 77010 | Oil & Gas Operator | Mar 2011 |
| 2613 | Beckley Energy, LLC | | Gas Operator | Dec 2019 |
| 2614 | Beckman Production Services Inc | | Oil Operator | Dec 2025 |
| 2615 | Beckner Energy Resources LLC | | Oil Operator | Dec 2022 |
| 2616 | Becktol Linda G | Morris, OK 74445 | Oil & Gas Operator | Jun 2025 |
| 2617 | Beckville Disp Operations, LLC | Henderson, TX 75652 | Oil Operator | Feb 2026 |
| 2618 | Becsul Energy | Oklahoma City, OK 73127 | Oil Operator | Jan 1992 |
| 2619 | Becsul Energy Inc | Oklahoma City, OK 73127-4249 | Oil & Gas Operator | Nov 2025 |
| 2620 | Bedford Energy Inc | Oklahoma City, OK 73112-4731 | Oil & Gas Operator | Sep 2016 |
| 2621 | Bedford Oil & Gas, Inc. | Luling, TX 78648 | Oil & Gas Operator | Feb 2026 |
| 2622 | Bedrock Energy Partners, LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2026 |
| 2623 | Bedrock Production, LLC | Fort Worth, TX 76106 | Oil & Gas Operator | Feb 2026 |
| 2624 | Bee Cee Inc | Denton, TX 76206-0689 | Oil & Gas Operator | May 2013 |
| 2625 | Bee-Gee Exploration Co. | Wichita, KS 67202 | Gas Operator | Apr 2020 |
| 2626 | Bee-Jay Energy | Whiteface, TX 79379 | Oil & Gas Operator | Nov 1993 |
| 2627 | Bee-Jay Petro, Inc. | Levelland, TX 79336 | Oil & Gas Operator | Jun 2024 |
| 2628 | Beebe And Beebe | | Oil & Gas Operator | Jun 2000 |
| 2629 | Beebe Exploration Co, LLC | El Dorado, AR 71730 | Oil Operator | Jan 2025 |
| 2630 | Beech Grove Minerals, LLC | Calhoun, KY 42327 | Oil Operator | Dec 2023 |
| 2631 | Beech Resources LLC | Williamsport, PA 17701-6209 | Gas Operator | Dec 2025 |
| 2632 | Beechlick Oil, Inc. | Salem, WV 26426-5522 | Oil & Gas Operator | Dec 2021 |
| 2633 | Beeda Oil Company | Merkel, TX 79536 | Oil & Gas Operator | Feb 2026 |
| 2634 | Beehive Operating, LLC | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |
| 2635 | Beekay Company | Dallas, TX 75219 | Oil & Gas Operator | Dec 1996 |
| 2636 | Beeler Phillip F | Norman, OK 73072-7522 | Oil & Gas Operator | Dec 2014 |
| 2637 | Beem Oil & Gas Company | | Oil & Gas Operator | Dec 1994 |
| 2638 | Beeman Oil & Gas LLC | | Oil & Gas Operator | Dec 2025 |
| 2639 | Beene, Tommy H. | Abilene, TX 79604 | Oil & Gas Operator | Jan 2005 |
| 2640 | Beeson Energy, Inc. | Aledo, TX 76008 | Oil & Gas Operator | Feb 2026 |
| 2641 | Beeson, Richard W | | Oil Operator | Dec 2022 |
| 2642 | Befco Inc | Wooster, OH 44691 | Oil & Gas Operator | Dec 1993 |
| 2643 | Behlen Incorporated | | Oil Operator | Jun 2001 |
| 2644 | Behm Energy, Inc. | Minot, ND 58702 | Oil & Gas Operator | Dec 2025 |
| 2645 | Behrens Resources Inc | | Oil & Gas Operator | Jul 2019 |
| 2646 | Beisch & Hanna | Windthorst, TX 76389 | Oil & Gas Operator | Feb 2026 |
| 2647 | Beisch, Larry | Iowa Park, TX 76367 | Oil & Gas Operator | Feb 2026 |
| 2648 | Beisch, Rusty | Windthorst, TX 76389 | Oil & Gas Operator | Feb 2026 |
| 2649 | Beisser Agnes Gas & Oil | Zanesville, OH 43701 | Oil & Gas Operator | Dec 1996 |
| 2650 | Bejo Corporation | Richmond, TX 77407 | Oil & Gas Operator | Feb 2026 |
| 2651 | Bel Oil Corporation | Jenks, OK 74037 | Oil & Gas Operator | Jun 2005 |
| 2652 | Bel Oil Corporation, Etal | | Oil & Gas Operator | May 1987 |
| 2653 | Belcher James A | Piedmont, OK 73078-7821 | Oil & Gas Operator | Jun 2018 |
| 2654 | Belco Development Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Feb 1994 |
| 2655 | Belco Energy Corp. | Dallas, TX 75231 | Oil & Gas Operator | Mar 2015 |
| 2656 | Belco Operating Corp. | Dallas, TX 75231 | Oil & Gas Operator | Aug 1998 |
| 2657 | Belco Petroleum Corp | Grand Junction, CO | Oil & Gas Operator | Dec 1983 |
| 2658 | Belcor Inc. | Irvine, CA 92714 | Oil & Gas Operator | Nov 2000 |
| 2659 | Belden & Blake | | Oil & Gas Operator | Feb 1988 |
| 2660 | Belden & Blake Corporation | North Canton, OH 44720 | Oil & Gas Operator | Dec 2016 |
| 2661 | Belden And Blake Corp Dba Ward Lake Energy | | Oil & Gas Operator | Jul 2020 |
| 2662 | Belden Brick Co LLC, The | Sugar Creek, OH 44681 | Oil & Gas Operator | Dec 2024 |
| 2663 | Belisarius LTD | Grove, OK 74344-7445 | Gas Operator | Sep 2014 |
| 2664 | Belisle Pete H | Tulsa, OK 74133 | Oil & Gas Operator | Apr 2015 |
| 2665 | Belknap Enterprises | Exchange, WV 26619 | Gas Operator | Dec 2021 |
| 2666 | Bell & Kinley Company | Piedmont, OK 73078 | Oil & Gas Operator | Aug 2017 |
| 2667 | Bell & Kinley Company LLC | Piedmont, OK 73078-8918 | Oil & Gas Operator | Jul 2021 |
| 2668 | Bell And Gault Drilling Inc | | Oil & Gas Operator | Apr 2001 |
| 2669 | Bell Brothers | | Oil Operator | Sep 2025 |
| 2670 | Bell Cynthia L & William A | Greenville, PA 16125-8428 | Gas Operator | Dec 2025 |
| 2671 | Bell Drilling & Prod Co | Logan, OH 43138 | Oil & Gas Operator | Dec 1997 |
| 2672 | Bell Energy | Kermit, TX 79745 | Oil & Gas Operator | Feb 2026 |
| 2673 | Bell Jack | Beggs, OK 74421-2107 | Oil & Gas Operator | Apr 2020 |
| 2674 | Bell John E & Sons | Bremen, OH 43107 | Oil & Gas Operator | Dec 1998 |
| 2675 | Bell Oil | Junction City, OH 43748 | Oil & Gas Operator | Dec 2024 |
| 2676 | Bell Oil Company | | Oil & Gas Operator | Oct 1985 |
| 2677 | Bell Resources Inc | Billings, MT 59104 | Oil & Gas Operator | Jun 2016 |
| 2678 | Bell Supply Co | Kilgore, TX 75662 | Oil & Gas Operator | Jan 2013 |
| 2679 | Bell, Cody, Jr. | Midland, TX 79702 | Oil & Gas Operator | Feb 2026 |
| 2680 | Bell, Johnny Inc. | Abilene, TX 79604 | Oil & Gas Operator | Feb 2026 |
| 2681 | Bell, Kelly Inc. | Midland, TX 79701 | Oil & Gas Operator | Oct 1995 |
| 2682 | Bell, O. M. | Merkel, TX 79536 | Oil & Gas Operator | Mar 2008 |
| 2683 | Bell, Robert | Edmonton, KY 42129 | Oil Operator | Dec 2023 |
| 2684 | Bellah & Mathiews | Woodson, TX 76491 | Oil & Gas Operator | Feb 2026 |
| 2685 | Bellah Oil, Inc. | Seymour, TX 76380 | Oil & Gas Operator | Dec 2012 |
| 2686 | Bellaire Oil Co | | Oil & Gas Operator | Dec 2025 |
| 2687 | Bellco Materials Inc | Fayetteville, AR 72703 | Oil Operator | Mar 2015 |
| 2688 | Bellco, LLC | Edmonton, KY 42129 | Oil Operator | Dec 2023 |
| 2689 | Belle Exploration, Inc. | | Oil & Gas Operator | Jun 2021 |
| 2690 | Belle Oil, Inc. | | Oil & Gas Operator | Dec 2025 |
| 2691 | Bellevue Resources Inc | Lakewood, CO 80235 | Oil & Gas Operator | Feb 2009 |
| 2692 | Bellmyer, Fred L | Caney, KS 67333 | Oil Operator | May 1997 |
| 2693 | Bellnorth Petrol | | Oil Operator | Aug 1986 |
| 2694 | Bellomo, David And Leah | Amherst, NY 14228 | Gas Operator | Dec 2024 |
| 2695 | Bellows Operating Co., L. C. | Goliad, TX 77963 | Oil & Gas Operator | Feb 2026 |
| 2696 | Bellows, Dewey Oper. Co., LTD. | Refugio, TX 78377 | Oil & Gas Operator | Jul 2013 |
| 2697 | Bellows, Richard | Three Rivers, TX 78071 | Oil & Gas Operator | Nov 2008 |
| 2698 | Bellwether Exploration Company | Houston, TX 77010 | Oil & Gas Operator | May 2001 |
| 2699 | Belmac, Inc. | Dallas, TX 75248 | Oil & Gas Operator | Nov 1998 |
| 2700 | Belmar Oil & Gas, Inc. | Milano, TX 76556 | Oil & Gas Operator | Feb 2026 |