Oil & Gas Companies in Knox County, TX
| Company Name | Company Location | Company Type | Most Recent Production |
|---|
| 1 | Rampart Petroleum, Incorporated | Buffalo Gap, TX 79508 | Oil & Gas Operator | Jan 2009 |
| 2 | Rayco Operating, Inc. | Abilene, TX 79604 | Oil & Gas Operator | Mar 2025 |
| 3 | Reynolds, Richard | Seymour, TX 76380 | Oil & Gas Operator | Mar 2008 |
| 4 | RHB Exploration & Production,LLC | Grapevine, TX 76099 | Oil & Gas Operator | Mar 2025 |
| 5 | Richardson, Bud II | Graham, TX 76450 | Oil & Gas Operator | Mar 2025 |
| 6 | Rio Bravo Production, LLC | Jacksboro, TX 76458 | Oil & Gas Operator | Mar 2025 |
| 7 | Rio Exploration Company | San Antonio, TX 78209 | Gas Operator | Dec 2005 |
| 8 | Rio-Tex, Inc. | San Antonio, TX 78217 | Oil & Gas Operator | Mar 2025 |
| 9 | Rippy Oil Company | Tyler, TX 75702 | Oil & Gas Operator | Mar 2025 |
| 10 | RJM Oil Company, LLC | Irving, TX 75060 | Oil Operator | Mar 2025 |
| 11 | Ryan, Joseph G. | Graham, TX 76450 | Oil & Gas Operator | Mar 2025 |
| 12 | Ryder Scott Management, LLC | Wichita Falls, TX 76307 | Oil & Gas Operator | Mar 2018 |
Production numbers shown above are only for Knox County, TX and for the production period listed.