| 22101 | Panhandle Easter | | Gas Operator | Dec 1986 |
| 22102 | Panhandle Eastern Pipeline Company LP | Houston, TX 77002-6803 | Oil & Gas Operator | Oct 1999 |
| 22103 | Panhandle Oil & Gas Consultants Inc | Woodward, OK 73802-5011 | Oil & Gas Operator | Jul 2015 |
| 22104 | Panhandle Oil & Gas Inc | Oklahoma City, OK 73112-5688 | Oil & Gas Operator | May 2007 |
| 22105 | Panhandle Oilfield Service Companies Inc | Liberal, KS 67905-1256 | Oil Operator | Sep 2000 |
| 22106 | Panhandle Petrol | | Oil Operator | Jun 1987 |
| 22107 | Panhandle Producing Co., Oper. | San Antonio, TX 78205 | Oil & Gas Operator | Oct 1993 |
| 22108 | Panhandle Producing Company | San Antonio, TX 78205 | Oil & Gas Operator | Oct 1993 |
| 22109 | Panhandle Trading Company | Houston, TX 77251-1642 | Oil & Gas Operator | Jun 2003 |
| 22110 | Pannonian Energy Inc | Englewood, CO 80112 | Oil & Gas Operator | Mar 2004 |
| 22111 | Panoak Oil & Gas Corporation | Tulsa, OK 74137 | Oil & Gas Operator | Aug 2018 |
| 22112 | Panoche Vallecitos Oil Co. | | Oil & Gas Operator | Dec 2024 |
| 22113 | Panola Corporation, The | Dallas, TX 75252 | Oil & Gas Operator | Sep 2002 |
| 22114 | Panola Energy Corporation | | Gas Operator | Mar 1980 |
| 22115 | Panotech Exploration Corp. | | Oil & Gas Operator | Jan 1983 |
| 22116 | Pantano Energy | San Antonio, TX 78258 | Oil & Gas Operator | Jul 1999 |
| 22117 | Pantera Energy Company | Amarillo, TX 79101 | Oil & Gas Operator | Apr 2025 |
| 22118 | Pantex Oil & Gas LLC | Ranger, TX 76470 | Oil & Gas Operator | Jul 2018 |
| 22119 | Panther Bayou Energy, LLC | Houston, TX 77070 | Oil & Gas Operator | Apr 2021 |
| 22120 | Panther City Energy LLC | San Antonio, TX 78205 | Oil & Gas Operator | Apr 2025 |
| 22121 | Panther Creek Mining, LLC | Lexington, KY 40475 | Gas Operator | Dec 2021 |
| 22122 | Panther Creek Resources, LLC | Denver, CO 80202 | Oil & Gas Operator | May 2012 |
| 22123 | Panther Energy Company III LLC | Tulsa, OK 74136 | Oil & Gas Operator | Jul 2020 |
| 22124 | Panther Energy Company, LLC | Tulsa, OK 74103 | Oil & Gas Operator | May 2022 |
| 22125 | Panther Exploration, LLC | Tulsa, OK 74136 | Oil & Gas Operator | Feb 2017 |
| 22126 | Panther LLC | Fort Worth, TX 76102 | Gas Operator | Dec 2020 |
| 22127 | Panther Operating LLC | Pauls Valley, OK 73075 | Oil & Gas Operator | Jan 2025 |
| 22128 | Paoco-Walker | | Gas Operator | Sep 2011 |
| 22129 | Paoli Investors LTD | | Oil & Gas Operator | Aug 1985 |
| 22130 | Pap Oil Company Inc | Cement, OK 73017-0240 | Oil & Gas Operator | Nov 1998 |
| 22131 | Papal Enterprises Inc | Oklahoma City, OK 73154-1555 | Oil & Gas Operator | Apr 2015 |
| 22132 | Papco, Inc. | Warren, PA 16365 | Oil & Gas Operator | Apr 2025 |
| 22133 | Pape Oilfield Service Inc | | Oil & Gas Operator | Jul 2018 |
| 22134 | Papesch Robert J | Waterford, PA 16441-4607 | Gas Operator | Dec 2024 |
| 22135 | Papineau Drilling, Inc | Albany, KY 42602 | Oil Operator | Dec 2014 |
| 22136 | Pappe Court Jr | Kingfisher, OK 73750-0688 | Oil & Gas Operator | Nov 2001 |
| 22137 | Par Development | Midland, TX 79711 | Oil & Gas Operator | Apr 2025 |
| 22138 | Par Expl Co & Taurus Petroleum | | Gas Operator | Mar 1984 |
| 22139 | Par Exploration Co | | Oil & Gas Operator | Oct 1986 |
| 22140 | Par Minerals Corporation | Shreveport, LA 71101 | Oil & Gas Operator | Apr 2025 |
| 22141 | Par Oil Company Inc | Denver, CO 80201 | Oil & Gas Operator | Jun 2003 |
| 22142 | Par Oil Corporation | | Oil & Gas Operator | Sep 1990 |
| 22143 | Par Oil Corporation, Et Al | | Oil & Gas Operator | Dec 1984 |
| 22144 | Par Pacific Holdings Inc | | Oil & Gas Operator | Apr 2015 |
| 22145 | Par Petroleum In | | Oil & Gas Operator | Jun 1993 |
| 22146 | Par Petroleum, Inc. | Liberal, KS 67901 | Gas Operator | Dec 2009 |
| 22147 | Par Producing Company | Snyder, TX 79550 | Oil & Gas Operator | Jun 2017 |
| 22148 | Par, Inc. | Oklahoma City, OK 73111 | Oil Operator | May 2016 |
| 22149 | Par-Co Drilling Inc. | | Oil Operator | Dec 2023 |
| 22150 | Par-Naylor | | Oil Operator | Mar 1985 |
| 22151 | Para Pro Corporation | Sedona, AZ 86336-5745 | Oil & Gas Operator | Jan 2005 |
| 22152 | Parabellum Energy Oper Co, LLC | Houston, TX 77056 | Oil Operator | Dec 2017 |
| 22153 | Paradigm Energy LLC | Lenexa, KS 66227 | Oil & Gas Operator | Dec 2024 |
| 22154 | Paradigm Energy-Mississippi, LLC | | Oil Operator | Feb 2025 |
| 22155 | Paradigm Exploration Company | Dallas, TX 75214 | Oil Operator | Sep 2020 |
| 22156 | Paradigm Exploration, L.P. | La Grange, TX 78945 | Oil Operator | Sep 2008 |
| 22157 | Paradigm Petroleum Corporation | Abilene, TX 79605 | Oil & Gas Operator | Apr 2025 |
| 22158 | Paradigm Twenty LLC | Stillwater, OK 74074-1745 | Oil & Gas Operator | Jan 2025 |
| 22159 | Paradis Investments, L.L.C. | Bellaire, TX 77401 | Oil Operator | Jun 2020 |
| 22160 | Paradise Creek Oil & Gas | Plainville, KS 67663 | Oil Operator | Dec 2024 |
| 22161 | Paradox Petroleum Company | Amarillo, TX 79114-7587 | Oil & Gas Operator | Dec 1998 |
| 22162 | Paradox Upstream, LLC | Houston, TX 77002 | Oil & Gas Operator | Dec 2024 |
| 22163 | Paragon Corporation | Abilene, TX 79604 | Oil & Gas Operator | Apr 2025 |
| 22164 | Paragon Energy Co | Columbus, OH 43214 | Oil & Gas Operator | Dec 1989 |
| 22165 | Paragon Energy, Inc. | Dallas, TX 75244 | Oil & Gas Operator | Apr 2025 |
| 22166 | Paragon Industries Inc | Sapulpa, OK 74066-6987 | Oil Operator | Jan 2025 |
| 22167 | Paragon Oil & Gas, LLC | Aledo, TX 76008 | Oil & Gas Operator | Apr 2025 |
| 22168 | Paragon Oil Co | | Oil & Gas Operator | Oct 1991 |
| 22169 | Paragon Production Company | Edmond, OK 73013-5051 | Oil & Gas Operator | Feb 2021 |
| 22170 | Paragon Resources, Inc | | Oil & Gas Operator | Nov 1991 |
| 22171 | Paragon Trading Co., LLC | | Oil Operator | Dec 2009 |
| 22172 | Parallel Energy LP | Tulsa, OK 74136 | Oil & Gas Operator | Dec 2015 |
| 22173 | Parallel Petroleum Corporation | Midland, TX 79702 | Oil & Gas Operator | Jan 2010 |
| 22174 | Parallel Petroleum LLC | Midland, TX 79702 | Oil & Gas Operator | Apr 2025 |
| 22175 | Paramore Oil Company | Duncan, OK 73533 | Oil & Gas Operator | Apr 2022 |
| 22176 | Paramount Enterprises Inc | Hays, KS 67601 | Oil Operator | Aug 2000 |
| 22177 | Paramount Petroleum Corp | Dallas, TX 75374 | Oil Operator | Dec 2000 |
| 22178 | Paramount Producing, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Oct 1996 |
| 22179 | Parapetroleum | Kerrville, TX 78028 | Oil & Gas Operator | Feb 1997 |
| 22180 | Parawax Corp | Oklahoma City, OK 73129 | Oil Operator | Oct 1997 |
| 22181 | Parawon Operating LLC | Mobile, AL 36602 | Oil Operator | Oct 2011 |
| 22182 | Pardee Production Co. | Skiatook, OK 74070 | Oil & Gas Operator | Mar 2021 |
| 22183 | Pardue Energy Inc. | Dallas, TX 75230 | Oil & Gas Operator | Dec 2015 |
| 22184 | Pardue Oil | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 2006 |
| 22185 | Pardue Oil, Inc. | Breckenridge, TX 76424 | Oil & Gas Operator | Apr 2025 |
| 22186 | Pardue, William M., III | Fort Worth, TX 76116 | Oil & Gas Operator | Dec 1996 |
| 22187 | Pardus Oil & Gas Operating, LP | Tulsa, OK 74114 | Oil & Gas Operator | Apr 2022 |
| 22188 | Parex Production Inc | | Gas Operator | Jan 1995 |
| 22189 | Parham Edith | Beggs, OK 74421-2436 | Oil Operator | Oct 2024 |
| 22190 | Paris Petroleum Corporation | Bellaire, TX 77402 | Oil & Gas Operator | Oct 1997 |
| 22191 | Paris Valley Petroleum | | Oil Operator | Dec 2004 |
| 22192 | Parish Operating LLC | | Oil Operator | Oct 2024 |
| 22193 | Parish Petroleum Company | Tulsa, OK 74137 | Oil & Gas Operator | Jan 2025 |
| 22194 | Parish, John R. | Andrews, TX 79714 | Oil & Gas Operator | Apr 2025 |
| 22195 | Park & Park Oil Co. | Allen, TX 75002 | Oil & Gas Operator | Apr 2025 |
| 22196 | Park Avenue Exploration Corp | Oklahoma City, OK 73102-5604 | Oil & Gas Operator | Sep 2011 |
| 22197 | Park Avenue Resources, Inc. | San Antonio, TX 78212 | Oil Operator | Apr 2025 |
| 22198 | Park Exploration Inc | | Oil & Gas Operator | Nov 2012 |
| 22199 | Park Kenneth Y | Skiatook, OK 74070-6060 | Oil & Gas Operator | Jan 2025 |
| 22200 | Park Oil Properties LLC | Plano, TX 75025 | Oil Operator | Oct 2019 |