Oil & Gas Companies in Franklin County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | H A L Petroleum | | Oil Operator | Oct 1987 |
| 2 | Haas John L | | Oil Operator | Dec 2009 |
| 3 | Haas Petroleum, LLC | Prairie VIllage, KS 66208 | Oil Operator | Jun 2025 |
| 4 | Haas, Mark L. | Kansas City, MO 67112 | Oil Operator | Feb 2013 |
| 5 | HB Energy LLC | Wellsville, KS 66092 | Oil Operator | Jun 2025 |
| 6 | HB Oil Company | Abilene, TX 79602 | Oil & Gas Operator | Jun 2023 |
| 7 | HD Well Services LLC | Wellsville, KS 66092 | Oil Operator | Jun 2025 |
| 8 | Heger J J & Asso | | Oil Operator | Jun 1983 |
| 9 | Hermreck Oil Com | | Oil & Gas Operator | Aug 1996 |
| 10 | Hermreck Oil Company | | Oil Operator | Nov 2024 |
| 11 | Hodges & Hodges Oil Venture | Gallup, NM 87301 | Oil Operator | May 1999 |
| 12 | Hodges Oil | | Oil Operator | Jun 2025 |
| 13 | Hoehn Oil LLC | Wellsville, KS 66092 | Oil Operator | Jun 2025 |
| 14 | House, Dustin | Shawnee, KS 66218 | Oil Operator | May 2025 |
| 15 | Hughes Drilling Co, A General Partnership | Wellsville, KS 66092 | Oil Operator | Jun 2025 |
| 16 | Hughes Drilling Co. | Enid, OK 73702 | Oil & Gas Operator | Apr 1998 |
| 17 | Hughes Services, LLC | Wellsville, KS 66092 | Oil Operator | Jun 2025 |
| 18 | Humerickhouse Oil, LLC | Ottawa, KS 66067 | Oil Operator | Jun 2025 |
| 19 | Humerickhouse, Donald L. | Ottawa, KS 66067 | Oil Operator | Dec 2009 |
Production numbers shown above are only for Franklin County, KS and for the production period listed.