Oil & Gas Companies in Kansas
| Company Name | Company Location | Company Type | Most Recent Production |
| 201 | Triple T Resources, LP | Dallas, TX 75205 | Oil & Gas Operator | Sep 2025 |
| 202 | Triple-T Pipelin | | Oil & Gas Operator | Oct 1995 |
| 203 | Tripower Resources LLC | Ardmore, OK 73402 | Oil & Gas Operator | Feb 2026 |
| 204 | Tripower Resources, Inc. | Ardmore, OK 73402 | Oil & Gas Operator | Mar 2020 |
| 205 | Tristar Producer Ser | | Gas Operator | Jan 2009 |
| 206 | Tritex Resc Inco | | Oil Operator | Dec 1985 |
| 207 | Triton Oil & Gas Corp. | Houston, TX 77002 | Oil & Gas Operator | Nov 2014 |
| 208 | Triunited Investors, LLC | Monte Sereno, CA 95030 | Oil Operator | May 2012 |
| 209 | Troy Jaco, Inc. | Sherman, TX 75091 | Oil Operator | Dec 2018 |
| 210 | Troy Resources C | | Oil Operator | Jun 1990 |
| 211 | Troyer, Wayne A. | Galva, KS 67443 | Oil Operator | Jun 1997 |
| 212 | True Oil Company | Casper, WY 82602 | Oil & Gas Operator | Aug 2003 |
| 213 | Trumart Oil Comp | | Oil Operator | May 1990 |
| 214 | Trumart Oil Company | Ellis, KS 67637 | Oil Operator | Dec 2000 |
| 215 | Tubbs Patrick | Neodesha, KS 66757 | Oil Operator | Sep 2008 |
| 216 | Tucker Prod Corp | | Oil & Gas Operator | Dec 1985 |
| 217 | Tucker, Carl H., Jr. | Independence, KS 67301 | Oil Operator | Jul 1996 |
| 218 | Tucker, Stephen A. | Independence, KS 67301 | Oil Operator | Feb 2009 |
| 219 | Turnco Drilling, Inc. | Portland, OR 97208 | Oil & Gas Operator | Dec 2009 |
| 220 | Tutcher, Dan C. | Houston, TX 77002 | Oil Operator | Dec 2004 |
| 221 | Tuthill & Barbee | Amarillo, TX 79101 | Oil & Gas Operator | Nov 1994 |
| 222 | Twin Eagle Petro | | Oil Operator | Aug 1990 |
| 223 | Twin M, Inc. | Kingman, KS 67068 | Oil & Gas Operator | Sep 2025 |
| 224 | Twin Star Petrol | | Oil & Gas Operator | Jan 1989 |
| 225 | Twin Star Petroleum, Inc. | Tulsa, OK 74146 | Gas Operator | Feb 1998 |
| 226 | Twin Valley Enterprises, Inc. | Independence, KS 67301 | Oil & Gas Operator | Jan 2013 |
| 227 | Twinoco | Caney, KS 67333 | Oil Operator | Nov 1996 |
| 228 | Twisted Oak Operating LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2025 |
| 229 | TWM Production Co., A General Partnership | Chanute, KS 66720 | Oil Operator | May 2025 |
| 230 | Tyco Incorporate | | Oil & Gas Operator | Oct 1995 |
| 231 | Tyco Oil Co. | | Oil Operator | Jul 2025 |
| 232 | Tyco, Inc. | Independence, KS 67301 | Oil & Gas Operator | Jan 1998 |
| 233 | Tyco, Inc. (Colorado Corporation) | Independence, KS 67301 | Gas Operator | Jun 1998 |
| 234 | Tyluka Operations, LLC | Hays, KS 67601 | Oil Operator | Sep 2025 |
| 235 | Tyro Oil Develop | | Oil Operator | Jul 1991 |
| 236 | Tyrok | | Oil & Gas Operator | Nov 2010 |
Production numbers shown above are only for Kansas and for the production period listed.