| 7601 | Ngezi, LCC | Fort Worth, TX 76111 | Oil & Gas Operator | Oct 2025 |
| 7602 | NHRG Inc | Wichita Falls, TX 76308 | Oil Operator | Oct 2025 |
| 7603 | Nichols Brothers | Abilene, TX 79604 | Oil & Gas Operator | Oct 2025 |
| 7604 | Nichols Oil & Gas Corporation | Shreveport, LA 71135 | Oil & Gas Operator | Aug 2003 |
| 7605 | Nichols Oil Co. | Holliday, TX 76366 | Oil & Gas Operator | Oct 2025 |
| 7606 | Nichols, Carl E. | Azle, TX 76098 | Oil & Gas Operator | Aug 2004 |
| 7607 | Nichols, Irl. A. Trust B | Duncan, OK 73534 | Oil & Gas Operator | Sep 2000 |
| 7608 | Nichols, John Wesley | Little Elm, TX 75068 | Oil & Gas Operator | Jul 2011 |
| 7609 | Nichols,Edwin S Explorations Inc | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 7610 | Nick Oil | Abilene, TX 79601 | Oil & Gas Operator | Oct 2025 |
| 7611 | Nicki T Oil & Gas LLC | Midland, TX 79711 | Oil Operator | Oct 2025 |
| 7612 | Nicklos Oil & Gas Co. | Dallas, TX 75201 | Oil & Gas Operator | Nov 1986 |
| 7613 | Nicor Exploration Company | Houston, TX 77002 | Oil & Gas Operator | Jun 1993 |
| 7614 | Nicor Production Company | Houston, TX 77002 | Oil & Gas Operator | May 1993 |
| 7615 | Niedorf, Patrick Stephen | San Antonio, TX 78239 | Oil Operator | Jul 2001 |
| 7616 | Nielson & Associates Inc | Cody, WY 82414 | Oil & Gas Operator | Feb 2016 |
| 7617 | Nijean, Inc. | Shawnee, OK 74802 | Oil & Gas Operator | Feb 2012 |
| 7618 | Nimrod Petroleum Inc. | Big Spring, TX 79721 | Oil & Gas Operator | Dec 2002 |
| 7619 | Nineveh Corp. | Dallas, TX 75208 | Oil & Gas Operator | Oct 2025 |
| 7620 | Nisrol, Inc. | Pampa, TX 79065 | Oil & Gas Operator | Sep 2018 |
| 7621 | Nitro Oil & Gas, LLC | Cuero, TX 77954 | Oil & Gas Operator | Oct 2025 |
| 7622 | Nitro-Lift/Ok Manufacturing, LLC | | Oil Operator | Oct 2025 |
| 7623 | Nitschke, Dan E. | Henrietta, TX 76365 | Oil & Gas Operator | Oct 2025 |
| 7624 | Nix, Tommy | Graham, TX 76450 | Oil & Gas Operator | Mar 2008 |
| 7625 | Nizen, Stanley | FT Stockton, TX 79735 | Oil & Gas Operator | May 2002 |
| 7626 | Nja Operating LLC | Perryton, TX 79070 | Oil & Gas Operator | Oct 2025 |
| 7627 | NJL Oil Co. | Electra, TX 76360 | Oil & Gas Operator | Feb 2007 |
| 7628 | NKC Energy, LLC | Bruceville, TX 76630 | Oil Operator | Oct 2025 |
| 7629 | NM&O Operating Company | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2025 |
| 7630 | NMR Energy LLC | Houston, TX 77063 | Oil & Gas Operator | Oct 2025 |
| 7631 | Nobel Petroleum USA Inc. | League City, TX 77573 | Oil Operator | Oct 2025 |
| 7632 | Noble & Cantrell Expl. Co., Inc. | Winnsboro, TX 75494 | Oil & Gas Operator | Aug 2006 |
| 7633 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | Oct 2025 |
| 7634 | Noble Energy Production Inc | Houston, TX 77067 | Oil & Gas Operator | Oct 2025 |
| 7635 | Noble Exploration, Inc. | Dallas, TX 75240 | Oil & Gas Operator | Aug 2003 |
| 7636 | Noble Operating, LLC | Flower Mound, TX 75028 | Oil & Gas Operator | Sep 2013 |
| 7637 | Noble Producing Company Inc. | Dallas, TX 75244 | Oil & Gas Operator | Mar 1996 |
| 7638 | Nobleson Operating, Inc. | Dallas, TX 75244 | Oil & Gas Operator | Jun 1996 |
| 7639 | Noc | Iowa Park, TX 76367 | Oil & Gas Operator | Dec 2020 |
| 7640 | Nodding Donkey Production | Pampa, TX 79065 | Oil & Gas Operator | Oct 2025 |
| 7641 | Noe, T. C. Oil Acct. | Selman City, TX 75689 | Oil & Gas Operator | May 1996 |
| 7642 | Noel Operating, Inc. | Huntsville, TX 77340 | Oil & Gas Operator | Oct 2000 |
| 7643 | Noex, L.L.C. | Houston, TX 77057 | Oil & Gas Operator | Apr 1998 |
| 7644 | Nog Production & Operating LLC | Goliad, TX 77963 | Oil & Gas Operator | Oct 2025 |
| 7645 | Nokota Energy Corporation | Bakersfield, CA 93313 | Oil Operator | Oct 2025 |
| 7646 | Nokusu, LTD. | Dallas, TX 75231 | Oil & Gas Operator | Sep 2008 |
| 7647 | Nolen Oil & Gas | Beeville, TX 78102 | Oil & Gas Operator | Oct 2025 |
| 7648 | Nolen, Charles R. | San Angelo, TX 76904 | Oil & Gas Operator | Dec 2006 |
| 7649 | Nolte, Mike E. | Longview, TX 75606 | Oil & Gas Operator | Jun 1995 |
| 7650 | Nolte, Mike E., Inc. | Longview, TX 75606 | Oil & Gas Operator | Feb 2006 |
| 7651 | Nolteco, Inc. | Longview, TX 75606 | Oil & Gas Operator | Oct 2025 |
| 7652 | Nomeco Oil & Gas Co. | Jackson, MI 49204 | Oil & Gas Operator | Dec 1994 |
| 7653 | Noonday Exploration, LLC | Tyler, TX 75711 | Oil & Gas Operator | Apr 2024 |
| 7654 | Nora Company | Pampa, TX 79065 | Oil & Gas Operator | Oct 2025 |
| 7655 | Noram Operating Company | Houston, TX 77002 | Oil Operator | Oct 1999 |
| 7656 | Noramco Production, LLC | Midland, TX 79710 | Oil & Gas Operator | Jan 2023 |
| 7657 | Norcen Explorer, Inc. | Houston, TX 77079 | Oil & Gas Operator | May 1998 |
| 7658 | Nordan & Company | San Antonio, TX 78205 | Oil & Gas Operator | Jun 2004 |
| 7659 | Nordan Oil & Gas Corporation | Abilene, TX 79604 | Oil & Gas Operator | Feb 2018 |
| 7660 | Nordan Trust, The | San Antonio, TX 78205 | Oil & Gas Operator | Nov 2003 |
| 7661 | Nordstrand Engineering Inc | Houston, TX 77019 | Oil & Gas Operator | Oct 2025 |
| 7662 | Norgas Energy | Lakehills, TX 78063 | Oil & Gas Operator | Oct 2025 |
| 7663 | Norman Oil Corporation | Abilene, TX 79608 | Oil & Gas Operator | Mar 2000 |
| 7664 | Norman, C. D. | Irving, TX 75015 | Oil & Gas Operator | Mar 2008 |
| 7665 | Nortex Energy, Inc. | Muenster, TX 76252 | Oil Operator | Oct 2025 |
| 7666 | Nortex Production Co., LLC | Wichita Falls, TX 76310 | Oil Operator | Oct 2025 |
| 7667 | North American Drilling Corp | Plano, TX 75093 | Oil & Gas Operator | Oct 2025 |
| 7668 | North American Exploration Co. | Abilene, TX 79602 | Oil & Gas Operator | Apr 1998 |
| 7669 | North American Reserve Corp. | Houston, TX 77060 | Oil & Gas Operator | Oct 2010 |
| 7670 | North American Resources Company | Billings, MT 59101 | Oil & Gas Operator | Dec 2019 |
| 7671 | North American Royalties, Inc. | Chattanooga, TN 37408 | Oil & Gas Operator | Oct 2001 |
| 7672 | North Central Casing Pullers,Inc | Graham, TX 76450 | Oil & Gas Operator | Aug 2003 |
| 7673 | North Central Oil Corp | Houston, TX 77252 | Oil & Gas Operator | Dec 2005 |
| 7674 | North Central Texas Energy LLC | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 7675 | North Country Energy LLC | Amarillo, TX 79159 | Oil & Gas Operator | Oct 2025 |
| 7676 | North Fork Operating LP | Mustang, OK 73064 | Oil & Gas Operator | Oct 2025 |
| 7677 | North Lake Resources LLC | Oklahoma City, OK 73132 | Oil & Gas Operator | Oct 2025 |
| 7678 | North Operating Company | Canton, TX 75103 | Oil & Gas Operator | Oct 2025 |
| 7679 | North Padre Explor. Venture LLC | Corpus Chrsti, TX 78473 | Oil & Gas Operator | May 2004 |
| 7680 | North Ridge Corporation | Duncanville, TX 75137 | Oil & Gas Operator | Oct 2025 |
| 7681 | North Shore Energy, L.L.C. | Austin, TX 78750 | Oil & Gas Operator | Oct 2025 |
| 7682 | North South Oil, LLC | Luling, TX 78648 | Oil Operator | Oct 2025 |
| 7683 | North Star Energy, Inc. | Strawn, TX 76475 | Oil & Gas Operator | Jan 2010 |
| 7684 | North Star Petroleum Corp. | San Antonio, TX 78209 | Oil & Gas Operator | Oct 1993 |
| 7685 | North Texas Energy,Inc. | Dallas, TX 75252 | Oil Operator | Oct 2025 |
| 7686 | North Texas Llano Operating Corp | Dallas, TX 75225 | Oil & Gas Operator | Oct 2025 |
| 7687 | North Texas Oil & Gas, LLC | Edmond, OK 73013 | Oil & Gas Operator | Oct 2025 |
| 7688 | North Texas Plugging, LLC | Denton, TX 76205 | Oil & Gas Operator | Oct 2025 |
| 7689 | North Texas Pure Gold, LLC | Graham, TX 76450 | Oil Operator | Sep 2008 |
| 7690 | Northamerican Service Group | Katy, TX 77449 | Oil & Gas Operator | Oct 2025 |
| 7691 | Northcutt Production | Bangs, TX 76823 | Oil & Gas Operator | Oct 2025 |
| 7692 | Northeast Texas Production Co. | Marshall, TX 75671 | Oil & Gas Operator | Oct 2025 |
| 7693 | Northern Pacific Oil And Gas Incorporated | Houston, TX 77024 | Oil & Gas Operator | Dec 2022 |
| 7694 | Northfield Enterprises | Bryan, TX 77805 | Oil & Gas Operator | Dec 1993 |
| 7695 | Northfield Enterprises, Inc. | Bryan, TX 77805 | Oil & Gas Operator | Oct 2025 |
| 7696 | Northfork Exploration LLC | Electra, TX 76360 | Oil Operator | Oct 2025 |
| 7697 | Northland Operating Company | Dallas, TX 75240 | Oil & Gas Operator | Apr 2003 |
| 7698 | Northland Petroleum, Inc. | Houston, TX 77043 | Oil Operator | Dec 2018 |
| 7699 | Northland Petroleum, LLC | Houston, TX 77043 | Oil & Gas Operator | Oct 2025 |
| 7700 | Northridge Exploration, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Oct 2025 |