Oil & Gas Companies in Rice County, KS
| Company Name | Company Location | Company Type | Most Recent Production |
| 1 | H & B Petroleum Corp. | Hutchinson, KS 67504 | Oil & Gas Operator | Jun 2025 |
| 2 | Haile, Guy W. | Sterling, KS 67579 | Oil Operator | Jun 2025 |
| 3 | Hallwood Petrole | | Oil & Gas Operator | Apr 1999 |
| 4 | Hallwood Petroleum, Inc. | Midland, TX 79701 | Oil & Gas Operator | Jun 2025 |
| 5 | Hamby Oil LLC | Ellinwood, KS 67526 | Oil Operator | May 2013 |
| 6 | Harms Petroleum | | Oil & Gas Operator | May 1991 |
| 7 | Hartman Oil Co., Inc. | Wichita, KS 67206 | Oil & Gas Operator | Jun 2025 |
| 8 | Hawkins Oil, L.L.C. | Tulsa, OK 74103 | Oil & Gas Operator | Jun 2025 |
| 9 | Hazen, Ty Anthony | Lyons, KS 67554 | Oil Operator | Jun 2025 |
| 10 | Hellar Drilling | | Oil & Gas Operator | Jan 1994 |
| 11 | HG Oil Holdings, LLC | Hoisington, KS 67544 | Oil & Gas Operator | Jun 2025 |
| 12 | Hiebert & Wedel | | Oil & Gas Operator | May 1995 |
| 13 | Hinkle Oil Compa | | Oil & Gas Operator | Nov 1994 |
| 14 | Hoehn Oil | Wellsville, KS 66092 | Oil Operator | Oct 1998 |
| 15 | Hoffman Oil, Inc. | Claflin, KS 67525 | Oil Operator | Jun 2025 |
| 16 | Hoffman Resources LLC | Hoisington, KS 67544 | Oil & Gas Operator | Jun 2025 |
| 17 | Horizon Oil & Ga | | Oil & Gas Operator | Jan 1992 |
| 18 | Howell Oil Compa | | Oil & Gas Operator | Aug 1995 |
| 19 | Hugoton Energy C | | Oil & Gas Operator | Feb 2004 |
| 20 | Hummon Corp. | Medicine Lodge, KS 67104 | Oil & Gas Operator | Apr 2023 |
| 21 | Hupfer Oil & Gas | Hays, KS 67601 | Oil & Gas Operator | Dec 1993 |
| 22 | Hupfer Operating, Inc. | Shawnee, KS 66203 | Oil & Gas Operator | Dec 2019 |
Production numbers shown above are only for Rice County, KS and for the production period listed.