Oil & Gas Companies in Cowley County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | C & C Oil | | Oil & Gas Operator | Jan 2004 |
| 2 | C & E Oil, LLC | Grenola, KS 67346 | Oil Operator | Nov 2021 |
| 3 | C R A C O Incorp | | Oil Operator | May 1988 |
| 4 | C-V Oil Company | Memphis, TN 38103 | Oil Operator | Jun 1998 |
| 5 | Camio Oil Compan | | Oil & Gas Operator | Apr 1991 |
| 6 | Camio Oil Company | | Oil Operator | Dec 2004 |
| 7 | Carr Exploration | | Oil & Gas Operator | Sep 1993 |
| 8 | Catt Drilling Co. | Holyrood, KS 67450 | Oil Operator | Aug 1989 |
| 9 | Cec Operations LLC | Udall, KS 67146 | Oil & Gas Operator | Jun 2025 |
| 10 | Circle E Oil - E | | Oil Operator | May 1990 |
| 11 | Clapp Oil LLC | | Oil Operator | Jun 2025 |
| 12 | Clyde Petroleum | | Oil & Gas Operator | Dec 1988 |
| 13 | Collier Oil Prop | | Oil Operator | Apr 1987 |
| 14 | Colonial Corporation | St Simons Island, GA 31522 | Oil & Gas Operator | Dec 2000 |
| 15 | Condor Energy Inc | Great Bend, KS 67530 | Oil & Gas Operator | Oct 2021 |
| 16 | Continental Ener | | Oil & Gas Operator | Dec 1996 |
| 17 | Cooper Oil Company | Andover, KS 67002 | Oil Operator | Oct 1997 |
| 18 | Cooper Service Co. | | Oil & Gas Operator | Nov 2024 |
| 19 | Cottonwood Oil C | | Oil & Gas Operator | Oct 1988 |
| 20 | Cowley Energy Associates, LLC | Plano, TX 75093 | Gas Operator | Dec 2009 |
| 21 | Craig-Stephfield | | Oil & Gas Operator | Jan 1994 |
| 22 | Craig/Stephfield Oil & Gas, Inc. | Ponca City, OK 74602 | Oil & Gas Operator | Apr 2001 |
| 23 | Creco Operating, LLC | | Oil & Gas Operator | Nov 2015 |
| 24 | Crest Petr Inc | Rose Hill, KS 67133 | Oil Operator | Jun 2000 |
| 25 | Crest Petroleum | Newark, OH 43055 | Oil & Gas Operator | Nov 1993 |
| 26 | Crown Energy Company | Oklahoma City, OK 73106 | Oil & Gas Operator | Jun 2025 |
| 27 | Cudd Operating Corp. | Oklahoma City, OK 73118 | Oil & Gas Operator | Apr 2020 |
| 28 | Cullen Corporati | | Oil & Gas Operator | Jan 1993 |
| 29 | Cyclone Petroleum, Incorporated | Jenks, OK 74037 | Oil & Gas Operator | Jun 2025 |
Production numbers shown above are only for Cowley County, KS and for the production period listed.