Oil & Gas Companies in Sherman County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
| 201 | Umc Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
| 202 | Union Oil Co Of California | Midland, TX 79706 | Oil & Gas Operator | Jan 2022 |
| 203 | Unit Petroleum Company | Tulsa, OK 74170 | Oil & Gas Operator | Dec 2025 |
| 204 | Upland Resources LLC | Canadian, TX 79014 | Oil & Gas Operator | Dec 2025 |
| 205 | W. B. D. Oil & Gas Company | Pampa, TX 79066 | Oil & Gas Operator | Dec 1995 |
| 206 | W.B.D. Oil And Gas Inc. | Pampa, TX 79066 | Oil & Gas Operator | Oct 2019 |
| 207 | Wallace Oil & Gas Inc | Oklahoma City, OK 73156 | Oil & Gas Operator | Dec 2025 |
| 208 | Walsh & Watts Inc | Aledo, TX 76008 | Oil & Gas Operator | Dec 2025 |
| 209 | Wilson, Charles B., Jr., Inc. | Houston, TX 77027 | Oil & Gas Operator | Apr 2000 |
| 210 | Wo Operating Company | Tulsa, OK 74159 | Oil & Gas Operator | Dec 2025 |
| 211 | XTO Energy Inc. | Spring, TX 77389 | Oil & Gas Operator | Dec 2025 |
Production numbers shown above are only for Sherman County, TX and for the production period listed.