301 | Associated Trans & Trading Co | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 1998 |
302 | Astro Corporation | Tulsa, OK 74145 | Oil & Gas Operator | Apr 2007 |
303 | Astro Energy Corporation | Edmond, OK 73083-3607 | Oil & Gas Operator | Sep 2014 |
304 | Atalaya Resources LLC | Tulsa, OK 74103-4361 | Oil & Gas Operator | Dec 2022 |
305 | Atchley Resources, Inc. | Oklahoma City, OK 73134 | Oil & Gas Operator | Sep 2024 |
306 | Athabasca Energy Corporation | Simonton, TX 77476 | Oil & Gas Operator | Dec 2017 |
307 | Athan Inc | Edmond, OK 73013-6628 | Oil & Gas Operator | Sep 2024 |
308 | Athena Energy, Inc. | Gallatin, TN 37066 | Oil & Gas Operator | Dec 2024 |
309 | Atkinson J V | Midland, TX 79702 | Oil & Gas Operator | Nov 2005 |
310 | Atkinson WM H Estate | Oklahoma City, OK 73156 | Oil & Gas Operator | Nov 2001 |
311 | Atlanko Oil & Gas Inc | Tulsa, OK 74135-7846 | Oil & Gas Operator | Aug 2024 |
312 | Atlantic Richfield Company | Plano, TX 75074 | Oil & Gas Operator | Dec 2016 |
313 | Atlas Oil Inc | Oklahoma City, OK 73154-0467 | Oil & Gas Operator | Aug 2008 |
314 | Atlas Operating LLC | Houston, TX 77056 | Oil & Gas Operator | Dec 2024 |
315 | Atls Production Company LLC | Fort Worth, TX 76102-7426 | Gas Operator | Sep 2020 |
316 | Atteberry Engineering | Edmond, OK 73013-6624 | Oil & Gas Operator | Mar 2008 |
317 | Atwell, David L. | Duncan, OK 73533 | Oil & Gas Operator | Jul 2003 |
318 | Auora Natural Gas & Assoc Prod | Dallas, TX 75205 | Oil & Gas Operator | Dec 2000 |
319 | Austex Energy, Inc. | Granbury, TX 76048 | Oil & Gas Operator | Apr 1993 |
320 | Austin Production Company, Inc. | Dallas, TX 75219 | Oil & Gas Operator | Mar 2015 |
321 | Austin, Robert L. | Stafford, KS 67578 | Oil & Gas Operator | Dec 1999 |
322 | Avalanche Oil & Gas LLC | Kingfisher, OK 73750 | Oil & Gas Operator | Dec 2024 |
323 | Avalon Exploration Inc | Tulsa, OK 74119-5401 | Oil & Gas Operator | Dec 2019 |
324 | Avalon Operating LLC | Tulsa, OK 74119-5401 | Oil & Gas Operator | Jul 2024 |
325 | Avant Jack E | Skiatook, OK 74070 | Oil Operator | Jan 2013 |
326 | Avatar Energy LLC | Dallas, TX 75220-2230 | Oil & Gas Operator | Jul 2016 |
327 | Aven Gas & Oil Inc | Oklahoma City, OK 73113-0491 | Oil & Gas Operator | Nov 2021 |
328 | Avers Harvey G Energy Expl | | Oil & Gas Operator | May 2013 |
329 | Avondale Operating Co | Tulsa, OK 74145-7627 | Oil & Gas Operator | Apr 2019 |
330 | Avra Oil Co | Dallas, TX 75248 | Oil & Gas Operator | Dec 2024 |
331 | Aw Hembree Co | Shawnee, OK 74802-1725 | Oil & Gas Operator | Aug 2024 |
332 | Axem Resources Inc | Denver, CO 80202-4617 | Oil & Gas Operator | Jul 2013 |
333 | Axeon Energy Operations LLC | Evergreen, CO 80439-7624 | Oil Operator | Jul 2015 |
334 | Axis Energy Corporation | Roswell, NM 88202 | Oil & Gas Operator | Dec 2024 |
335 | Aycox Robert D | Healdton, OK 73438 | Oil Operator | Sep 2022 |
336 | Ayluma Operating Inc | Dewar, OK 74437 | Oil & Gas Operator | Aug 2024 |
337 | Azar Marsha | Chicago, IL 60618-4309 | Oil Operator | Jul 2024 |
338 | Aztec Exploration Inc | Oklahoma City, OK 73143 | Oil & Gas Operator | May 2013 |
339 | Azure Energy LTD | Tulsa, OK 74135-7825 | Oil & Gas Operator | Sep 2024 |