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| Operator | Operating State | Recent Oil Production | Recent Gas Production | Production Dates on File |
|---|---|---|---|---|
| Robert L Bayless Producer LLC | New Mexico | 362 BBLs | 91,925 MCF | Nov 1995 - Mar 2026 |
| Robert L Bayless Producer, LLC | Utah | 9,635 BBLs | 32,224 MCF | Aug 1958 - Mar 2026 |
| Robertson Energy, LLC | Louisiana | 2,684 BBLs | 3,610 MCF | Apr 2016 - Dec 2024 |
| Roca Operating, Inc. | New Mexico | 2,079 BBLs | 0 MCF | Sep 1998 - Apr 2026 |
| Rock River Operating Inc | Wyoming | 2,207 BBLs | 4,372 MCF | Apr 1994 - Apr 2026 |
| Rockhound Petroleum, LLC | Kansas | 1,156 BBLs | 775 MCF | Jan 2020 - Feb 2026 |
| Rockies Resources Holdings LLC | Wyoming | 175,685 BBLs | 274,688 MCF | Sep 2019 - Mar 2026 |
| Rockport Energy Solutions LLC | North Dakota | 22,321 BBLs | 54,322 MCF | Oct 2024 - Apr 2026 |
| Ronny N. Davis | Louisiana | 1,282 BBLs | 0 MCF | Jan 1977 - Jan 2025 |
| Rooster Production, LLC | Louisiana | 1,042 BBLs | 0 MCF | Jun 2012 - Jan 2025 |
| Rosestone Operating Company, LLC | Louisiana | 2,705 BBLs | 30,393 MCF | Aug 2019 - Dec 2024 |
| Roughhouse Operating, LLC | New Mexico | 3,873 BBLs | 10,169 MCF | May 2021 - Mar 2026 |
| Rouxopco LLC | Louisiana | 3,557 BBLs | 0 MCF | Dec 2020 - Dec 2024 |
| Royal Drilling Inc | Kansas | 1,357 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Rubicon Oil & Gas, LLC | New Mexico | 1,368 BBLs | 14,920 MCF | Sep 2002 - Apr 2026 |
| Russell Oil, Inc. | Kansas | 4,876 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| S & K Oil Production, Inc. | Kansas | 4,938 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| S.H. Loe Oil Corp. | Louisiana | 2,415 BBLs | 0 MCF | Oct 1986 - Jan 2025 |
| Saga Resource Management LLC | Alabama | 0 BBLs | 319,177 MCF | Dec 1988 - Mar 2026 |
| Sage Butte PRB Operating, LLC | Wyoming | 110,666 BBLs | 382,077 MCF | Mar 2018 - Mar 2026 |
| Saguaro Petroleum, LLC | New Mexico | 6,281 BBLs | 13,942 MCF | Nov 2018 - Mar 2026 |
| Sahara Operating Co | New Mexico | 1,781 BBLs | 0 MCF | Jan 1993 - Mar 2026 |
| Samson Exploration LLC | Wyoming | 105,683 BBLs | 184,013 MCF | Mar 2015 - Mar 2026 |
| Samson Oil And Gas USA, Inc. | Montana | 10,380 BBLs | 5,794 MCF | May 2012 - Mar 2026 |
| Samuel Gary Jr. & Associates, Inc. | Kansas | 12,646 BBLs | 884 MCF | Jan 1980 - Feb 2026 |
| San Juan Resources, Inc. | New Mexico | 527 BBLs | 28,378 MCF | Jan 1993 - Apr 2026 |
| Sandlin Oil Corporation | Kansas | 1,615 BBLs | 0 MCF | Aug 1980 - Feb 2026 |
| Sandpoint Energy Partners LLC | Louisiana | 2,252 BBLs | 0 MCF | Nov 2019 - Jan 2025 |
| Sandridge Exploration And Production LLC | Kansas | 2,206 BBLs | 196,188 MCF | Jan 1980 - Feb 2026 |
| Savoy Energy LP | Michigan | 30,137 BBLs | 9,079 MCF | Jan 1982 - Apr 2026 |
| Savoy Energy, LLC | Utah | 0 BBLs | 138,809 MCF | Mar 2005 - May 2026 |
| SBKF, LLC | New Mexico | 1,128 BBLs | 2,246 MCF | Nov 2003 - Mar 2026 |
| Schankie Well Service, Inc. | Kansas | 1,692 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Scheck Oil Operation | Kansas | 9,556 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Schmidt, Tracy | Kansas | 1,174 BBLs | 0 MCF | Jan 2010 - Feb 2026 |
| Sco Permian, LLC | New Mexico | 2,230 BBLs | 14,296 MCF | Oct 2021 - Apr 2026 |
| Scott'S Production, LLC | Kansas | 2,099 BBLs | 0 MCF | Jan 1980 - Feb 2026 |
| Scout Energy Management LLC | Colorado | 226,231 BBLs | 1,332 MCF | Jan 1999 - Mar 2026 |
| Scout Energy Management LLC | Kansas | 2,116 BBLs | 3,896,936 MCF | Jan 1980 - Feb 2026 |
| Scout Energy Management LLC | New Mexico | 17,868 BBLs | 38,906 MCF | Oct 2021 - Apr 2026 |
| Scout Energy Management LLC | North Dakota | 79,981 BBLs | 27,654 MCF | May 2016 - Apr 2026 |
| Scout Energy Management, LLC | Utah | 530,469 BBLs | 553,778 MCF | Dec 2022 - Apr 2026 |
| Seagull Operating Co., Inc. | Louisiana | 1,771 BBLs | 0 MCF | Jan 1977 - Jan 2025 |
| Seeley Oil Company LLC | Colorado | 3,806 BBLs | 7,150 MCF | Jan 1999 - Apr 2026 |
| Seeley Oil Company, LLC | Utah | 1,378 BBLs | 1,809 MCF | Jan 2003 - Apr 2026 |
| Seely Oil Co | New Mexico | 2,608 BBLs | 5,984 MCF | Jan 1993 - Mar 2026 |
| Sep Legacy LLC | New Mexico | 47,782 BBLs | 437,344 MCF | Jan 2026 - Mar 2026 |
| SG Interests I LTD | Colorado | 0 BBLs | 817,341 MCF | Jan 1999 - Apr 2026 |
| Shackelford Oil Co | New Mexico | 3,751 BBLs | 12,946 MCF | Jan 1993 - Apr 2026 |
| Shakespeare Oil Co Inc | Montana | 1,929 BBLs | 0 MCF | May 1996 - Mar 2026 |