| 23201 | Porter Oil | Peabody, KS 66866 | Oil Operator | Oct 2000 |
| 23202 | Porter Oil And Gas Inc | Fort Smith, AR 72903-6906 | Oil & Gas Operator | Feb 2025 |
| 23203 | Porter Operating Company, L.L.C. | Pampa, TX 79066 | Oil & Gas Operator | May 2025 |
| 23204 | Porter Petroleum | Hopewell, OH 43746 | Oil & Gas Operator | Dec 2021 |
| 23205 | Porter Petroleum Of Seo LLC | Hopewell, OH 43746 | Oil Operator | Dec 2023 |
| 23206 | Porter Sesnon Et Al | | Oil & Gas Operator | Dec 1978 |
| 23207 | Porter Tom & John | Boynton, OK 74422 | Oil & Gas Operator | Feb 2025 |
| 23208 | Porter, E. J. | Mingus, TX 76463 | Gas Operator | Jan 2011 |
| 23209 | Porter, James W. | Houston, TX 77240 | Oil & Gas Operator | Oct 1993 |
| 23210 | Porter, James W. Special | Blanco, TX 78606 | Oil & Gas Operator | May 2025 |
| 23211 | Portfolio Oil Corporation | Oklahoma City, OK 73119 | Oil & Gas Operator | May 2013 |
| 23212 | Portman Acres | Butler, PA 16002-9107 | Gas Operator | Dec 2024 |
| 23213 | Positive Energy LLC | Ada, OK 74820 | Oil & Gas Operator | Mar 2025 |
| 23214 | Poso Creek Energy LLC | | Oil & Gas Operator | Dec 2009 |
| 23215 | Post & Mastin Well Service, Inc. | Garden City, KS 67846 | Oil Operator | May 2016 |
| 23216 | Post Hole Drilling Company, LLC | | Oil & Gas Operator | Nov 2023 |
| 23217 | Post Oak Oil Company | Oklahoma City, OK 73112 | Oil & Gas Operator | Jul 2013 |
| 23218 | Post Oak Operating, LLC | Breckenridge, TX 76424 | Oil & Gas Operator | May 2025 |
| 23219 | Post Petroleum C | | Gas Operator | Nov 1991 |
| 23220 | Post Petroleum Company | Oklahoma City, OK 73116 | Oil & Gas Operator | Aug 2013 |
| 23221 | Post Rock Gas, Inc. | Luray, KS 67699 | Oil & Gas Operator | Jun 2003 |
| 23222 | Post, George P. | Oklahoma City, OK 73118 | Oil & Gas Operator | May 2025 |
| 23223 | Poston Operating Co Inc | Ashley, OH 43003 | Oil & Gas Operator | Dec 2003 |
| 23224 | Postrock Eastern Production LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Oct 2020 |
| 23225 | Postrock Midcontinent Production LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | Feb 2025 |
| 23226 | Potato Creek, L.L.C. | Edna, KS 67342 | Oil & Gas Operator | Jan 2025 |
| 23227 | Poteet Operating Co. | Wichita Falls, TX 76307 | Oil & Gas Operator | Aug 1994 |
| 23228 | Potlatch Oil & Refining Co | Shelby, MT 59474 | Oil & Gas Operator | Jan 2025 |
| 23229 | Potter Hammill & Potter Inc. | Beggs, OK 74421-0038 | Oil Operator | Aug 2013 |
| 23230 | Potter J And D Oil LLC | Kingfisher, OK 73750-3832 | Oil & Gas Operator | Mar 2015 |
| 23231 | Potter McKean Resources Of Pa | Shinglehouse, PA 16748-2631 | Gas Operator | Dec 2007 |
| 23232 | Potter Tom Estate | | Oil Operator | Dec 2014 |
| 23233 | Pottmeyer David | Fleming, OH 43729 | Oil & Gas Operator | Dec 2023 |
| 23234 | Potts Exploration LLC | Oklahoma City, OK 73114 | Gas Operator | Jan 2016 |
| 23235 | Pound Robert M | Bristow, OK 74010 | Oil & Gas Operator | Sep 2014 |
| 23236 | Poverty Knob Production, LLC | Osawatomie, KS 66064 | Oil Operator | Jan 2025 |
| 23237 | Powco Oil & Gas Co. | Athens, TX 75751 | Oil & Gas Operator | Feb 1995 |
| 23238 | Powder Battalion Holdings LLC | Sheridan, WY 82801 | Gas Operator | Dec 2023 |
| 23239 | Powder Mill Gas Co | New Bethlehem, PA 16242-2252 | Gas Operator | Dec 2024 |
| 23240 | Powder River Oil | Golden, CO 80401 | Oil & Gas Operator | Sep 2018 |
| 23241 | Powder River Petroleum | Boerne, TX 78006 | Oil & Gas Operator | Dec 1998 |
| 23242 | Powder River Resources, LLC | Archer City, TX 76351 | Oil & Gas Operator | May 2025 |
| 23243 | Powder River Royalty Inc | | Oil & Gas Operator | Dec 1986 |
| 23244 | Powell & Brown | Denver City, TX 79323 | Oil & Gas Operator | Mar 2008 |
| 23245 | Powell Donovan L | Spraggs, PA 15362-2019 | Gas Operator | Dec 2024 |
| 23246 | Powell James S | Cleveland, OK 74020 | Oil Operator | Feb 2025 |
| 23247 | Powell Jess L | Sapulpa, OK 74066 | Oil & Gas Operator | Dec 2024 |
| 23248 | Powell Oil | Healdton, OK 73438-4463 | Oil & Gas Operator | Mar 2025 |
| 23249 | Powell Oil And Gas, LLC | Sebree, KY 42455 | Oil Operator | Dec 2020 |
| 23250 | Powell Petroleum Resources, LLC | Houston, TX 77054 | Gas Operator | Jun 2005 |
| 23251 | Powell Properties, Inc. | Los Altos, CA 94024 | Oil & Gas Operator | May 2025 |
| 23252 | Powell, A. Brandt | Coleman, TX 76834 | Oil & Gas Operator | Mar 1999 |
| 23253 | Powell, A. Brandt Co. | Hawley, TX 79525 | Oil & Gas Operator | May 2025 |
| 23254 | Powell, A. D., Oil Corp. | Luling, TX 78648 | Oil & Gas Operator | Aug 1996 |
| 23255 | Powell, Gene Investments, Inc. | Longview, TX 75608 | Oil & Gas Operator | Apr 2024 |
| 23256 | Powell, J R Trust Uta 1-1-1983 | | Oil & Gas Operator | Dec 2013 |
| 23257 | Powell, J.W. | Muenster, TX 76252 | Oil & Gas Operator | Dec 1994 |
| 23258 | Powell, N. P. Estate | Tyler, TX 75702 | Oil & Gas Operator | Aug 1997 |
| 23259 | Powell, N. P. Estate Partnership | Tyler, TX 75702 | Oil & Gas Operator | May 2002 |
| 23260 | Powell, Wayne D. & Barbara | Sedan, KS 67361 | Oil Operator | Sep 1996 |
| 23261 | Powell-McCarroll Partnership | Sachse, TX 75048 | Oil & Gas Operator | May 2025 |
| 23262 | Power Fuel Producers Inc | Keller, TX 76244-1059 | Oil & Gas Operator | Sep 2001 |
| 23263 | Power Gas Marketing & Trans | Akron, OH 44311-1057-1057 | Oil & Gas Operator | Dec 2005 |
| 23264 | Power Gas MKT & Trans Inc | Akron, OH 44311-1062 | Oil & Gas Operator | Dec 2008 |
| 23265 | Power Reserves, Inc. | | Oil Operator | Feb 1999 |
| 23266 | Power Resour Oper Co Inc | Canton, OH 44718 | Oil & Gas Operator | Dec 2005 |
| 23267 | Power Run Oil LLC | | Oil & Gas Operator | Feb 2025 |
| 23268 | Power, Scott | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 1997 |
| 23269 | Powerdrive Energy Services Company LLC | | Oil & Gas Operator | Feb 2025 |
| 23270 | Powerflex Services Inc. | Winters, TX 79567 | Oil & Gas Operator | May 2025 |
| 23271 | Powerline Energy Corporation | Arlington, TX 76015 | Oil & Gas Operator | May 2025 |
| 23272 | Powers Energy Inc | Denver, CO 80237-1926 | Oil & Gas Operator | Aug 1999 |
| 23273 | Powers, Dixon D. | Great Bend, KS 67530 | Oil & Gas Operator | Oct 1995 |
| 23274 | Poydras Energy Partners, LLC | | Oil & Gas Operator | Dec 2021 |
| 23275 | Poynor Corporation | Beaumont, TX 77706 | Oil & Gas Operator | May 2025 |
| 23276 | Pozo Resources, Inc | Houston, TX 77002 | Oil & Gas Operator | May 2025 |
| 23277 | PPC Operating Company LLC | Houston, TX 77279 | Oil & Gas Operator | Jul 2019 |
| 23278 | PPG Oper LLC | State College, PA 16801-7569 | Gas Operator | Mar 2025 |
| 23279 | PPP Future Dev Inc | Alexander, NY 14005 | Oil & Gas Operator | Dec 2024 |
| 23280 | PPP Future Development Inc. | Alexander, NY 14005 | Oil & Gas Operator | Dec 2023 |
| 23281 | PPP Petroleum LP | Dallas, TX 75201-1585 | Oil & Gas Operator | Feb 2025 |
| 23282 | PR Operating, LP (A Texas Limited Partnership) | Frisco, TX 75034 | Gas Operator | Apr 2012 |
| 23283 | Prado Petroleum | | Oil Operator | Mar 1982 |
| 23284 | Prado Petroleum Co. | | Oil & Gas Operator | Dec 1996 |
| 23285 | Prafford Gas System, LC | Wichita, KS 67201 | Gas Operator | May 2012 |
| 23286 | Prairie Crude, Inc. | Midland, TX 79704 | Oil & Gas Operator | Jan 2005 |
| 23287 | Prairie Dog Exploration, LLC | Calgary, Alberta, T2P 0J9 | Gas Operator | Jun 2009 |
| 23288 | Prairie Energy C | | Oil Operator | Oct 1987 |
| 23289 | Prairie Energy Company | Fort Worth, TX 76185 | Oil & Gas Operator | Mar 2003 |
| 23290 | Prairie Energy LC | Oklahoma City, OK 73118 | Gas Operator | Jun 2014 |
| 23291 | Prairie Exploration Company | Norman, OK 73072 | Oil & Gas Operator | Mar 2011 |
| 23292 | Prairie Gas Operating, LLC | Tulsa, OK 74101 | Gas Operator | Dec 2019 |
| 23293 | Prairie Methane Gas Producers LLC | Dewey, OK 74029 | Oil Operator | Dec 2009 |
| 23294 | Prairie Oil Company | Pampa, TX 79066 | Oil & Gas Operator | Jan 2017 |
| 23295 | Prairie Oil Inco | | Oil Operator | Jan 1986 |
| 23296 | Prairie Oil Partners | Hays, KS 67601 | Oil Operator | May 1999 |
| 23297 | Prairie Oil, LLC | Louisburg, KS 66053 | Oil Operator | Jan 2025 |
| 23298 | Prairie Operating Co LLC | | Oil & Gas Operator | Feb 2025 |
| 23299 | Prairie Petroleum, Inc | Plano, TX 75093 | Oil & Gas Operator | May 1999 |
| 23300 | Prairie Producing Company | | Oil & Gas Operator | Dec 1992 |