| 201 | Jordan & Jordan Oil Company | Maud, OK 74854 | Oil & Gas Operator | Feb 2026 |
| 202 | Jordan Development Company LLC | Traverse City, MI 49686 | Oil & Gas Operator | Feb 2026 |
| 203 | Jordan Oil & Gas | Fort Smith, AR 72903-4975 | Oil & Gas Operator | Sep 2004 |
| 204 | Jordan Oil & Gas Company | Healdsburg, CA 95448-1919 | Oil & Gas Operator | Mar 1995 |
| 205 | Joshua Energy LLC | Tulsa, OK 74134-7460 | Gas Operator | Jan 2026 |
| 206 | Josie Oil & Gas Inc | Seminole, OK 74818-0134 | Oil & Gas Operator | Mar 2015 |
| 207 | Jovian Petroleum Corporation | Houston, TX 77024 | Oil & Gas Operator | Jan 2016 |
| 208 | JP Oil | Cleveland, OK 74020-9664 | Oil Operator | Dec 2025 |
| 209 | Jrhop Inc | Norman, OK 73072-4615 | Oil & Gas Operator | Dec 2015 |
| 210 | JSD Resources Corporation | Barnsdall, OK 74002-3272 | Oil & Gas Operator | Jan 2026 |
| 211 | JTL Operating Co Inc | Katy, TX 77450 | Oil & Gas Operator | May 2026 |
| 212 | Jubilee Exploration LLC | Ardmore, OK 73401-7526 | Oil & Gas Operator | Sep 2025 |
| 213 | Judge Ken & Lester | Perkins, OK 74059 | Oil & Gas Operator | Aug 2014 |
| 214 | Judy Company Inc | Kansas City, KS 66111 | Oil & Gas Operator | May 2013 |
| 215 | Juno Operating Company II LLC | Plano, TX 75093 | Oil & Gas Operator | Sep 2018 |
| 216 | Justiss Oil Company, Inc. | Jena, LA 71342 | Oil & Gas Operator | Feb 2026 |
| 217 | Jva Operating Company | Midland, TX 79710 | Oil & Gas Operator | Oct 2021 |
| 218 | Jvo Petroleum Inc | Shawnee, OK 74801 | Oil & Gas Operator | Jul 1995 |
| 219 | JW Exploration LLC Of Texas | Dallas, TX 75287-3329 | Oil & Gas Operator | Jun 2017 |
| 220 | JWD Oil & Gas LLC | Oklahoma City, OK 73116-9039 | Oil Operator | Nov 2025 |
| 221 | Jwimco, L.L.C. | Dallas, TX 75229 | Oil & Gas Operator | Feb 2026 |