Oil & Gas Companies in Hemphill County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | Nabob Production Company | Amarillo, TX 79105 | Gas Operator | Dec 1991 |
| 2 | National Energy Group, Inc. | Dallas, TX 75206 | Oil & Gas Operator | Sep 2014 |
| 3 | Naumann Oil & Gas, Inc. | Austin, TX 78716 | Oil & Gas Operator | Oct 2025 |
| 4 | NBL Permian LLC | Houston, TX 77070 | Oil & Gas Operator | Aug 2018 |
| 5 | Neas Operating, LLC | Wimberley, TX 78676 | Oil & Gas Operator | Oct 2025 |
| 6 | Newfield Expl. Mid-Con. Inc | Tulsa, OK 74172 | Oil & Gas Operator | Jan 2015 |
| 7 | Newton Corp.,The | Dallas, TX 75251 | Oil & Gas Operator | Oct 2025 |
| 8 | Nja Operating LLC | Perryton, TX 79070 | Oil & Gas Operator | Oct 2025 |
| 9 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | Oct 2025 |
| 10 | Noble Energy Production Inc | Houston, TX 77067 | Oil & Gas Operator | Oct 2025 |
| 11 | North American Royalties, Inc. | Chattanooga, TN 37408 | Oil & Gas Operator | Oct 2001 |
| 12 | North Lake Resources LLC | Oklahoma City, OK 73132 | Oil & Gas Operator | Oct 2025 |
Production numbers shown above are only for Hemphill County, TX and for the production period listed.