Oil & Gas Companies in Cowley County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | D & B Gas Co. | Burden, KS 67019 | Gas Operator | Feb 2001 |
| 2 | Dakota Drilling, LLC | Wichita, KS 67205 | Oil Operator | Feb 2006 |
| 3 | Darrah Oil Company LLC | Wichita, KS 67201 | Oil & Gas Operator | Oct 2025 |
| 4 | Dawson-Markwell | | Oil & Gas Operator | Nov 1996 |
| 5 | Dawson-Markwell Exploration Co. | Oklahoma City, OK 73101 | Oil & Gas Operator | Jun 2025 |
| 6 | Daystar Petroleum, Inc. | Eureka, KS 67045 | Oil & Gas Operator | Jun 2025 |
| 7 | Deck Oil Company | Tulsa, OK 74101 | Oil & Gas Operator | Jun 2020 |
| 8 | Denmark Oil | Wichita, KS 67212 | Oil & Gas Operator | May 2000 |
| 9 | Diamond Dixie Ex | | Oil Operator | Jul 1985 |
| 10 | Docking Developm | | Oil & Gas Operator | Dec 1996 |
| 11 | Docking Development Company, LLC | Arkansas City, KS 67005 | Oil & Gas Operator | Oct 2013 |
| 12 | Doodlebug Oil Co | | Oil Operator | Jun 2006 |
| 13 | Double "D" Oil Company, Inc. | Winfield, KS 67156 | Oil Operator | Jun 2025 |
| 14 | Drake Exploration LLC | Arkansas City, KS 67005 | Oil & Gas Operator | Jun 2025 |
| 15 | Du Pont Oil Comp | | Oil Operator | May 1984 |
| 16 | Dunbar & Son Oil | | Oil & Gas Operator | Oct 1988 |
| 17 | Dunne Equities I | | Oil & Gas Operator | Dec 1995 |
Production numbers shown above are only for Cowley County, KS and for the production period listed.