Oil & Gas Companies in Franklin County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | J. C. Oil Company | Odessa, TX 79766 | Oil & Gas Operator | Mar 2015 |
| 2 | J. Herrick Pro | | Oil Operator | Feb 2025 |
| 3 | Jack W Sanders & Son, General Partnership | Wellsville, KS 66092 | Oil Operator | Dec 2024 |
| 4 | JBM Oil, LLC | Ottawa, KS 66067 | Oil Operator | Dec 2019 |
| 5 | Johnson Donald L | | Oil Operator | Dec 2009 |
| 6 | Johnson Oil Co., LLC | Buffalo, KS 66717 | Oil Operator | Jun 2025 |
| 7 | Johnson, Norman L. | Rantoul, KS 66079 | Oil Operator | Jan 2002 |
| 8 | JTC Oil Inc. | Louisburg, KS 66053 | Oil Operator | Jun 2025 |
| 9 | Justin Energy Corporation | Wellsville, KS 66092 | Oil Operator | Jun 2025 |
Production numbers shown above are only for Franklin County, KS and for the production period listed.