| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 301 | Wise Oil & Gas Company LLC | Shawnee, OK 74801-8507 | Oil & Gas Operator | Feb 2024 |
| 302 | Woolever Stephen L | Tulsa, OK 74108-2303 | Oil Operator | Jul 2024 |
| 303 | Worstell Oil & Gas Company | Collinsville, OK 74021 | Oil Operator | Nov 2005 |
| 304 | Wyatt'S Oil Corporation | Oil & Gas Operator | Aug 2025 | |
| 305 | Xanadu Exploration Company | Broken Arrow, OK 74014 | Oil & Gas Operator | Oct 2025 |
| 306 | Yager Company | Hutchinson, KS 67502 | Oil & Gas Operator | Dec 2000 |
| 307 | Yarhola Production Company | Drumright, OK 74030 | Oil & Gas Operator | Oct 2025 |
| 308 | Yegen E C | Casper, WY 82604 | Oil & Gas Operator | Mar 2015 |
| 309 | Young Stanton L | Oklahoma City, OK 73118 | Oil & Gas Operator | Nov 2014 |
| 310 | Zap Oil Company | Nowata, OK 74048-2640 | Oil & Gas Operator | Nov 2005 |