| 3101 | Padgett Oil Inc. | Sedan, KS 67361 | Oil Operator | May 2006 |
| 3102 | Painter Oil Comp | | Oil & Gas Operator | Jul 1993 |
| 3103 | Palmer Engineering, Inc. | Luray, KS 67649 | Gas Operator | Mar 2000 |
| 3104 | Palmer Oil, Inc. | Garden City, KS 67846 | Oil & Gas Operator | Jan 2024 |
| 3105 | Palomino Petrole | | Oil & Gas Operator | Dec 1995 |
| 3106 | Palomino Petroleum | Newton, KS 67114 | Oil Operator | Oct 2003 |
| 3107 | Palomino Petroleum Inc | Newton, KS 67114 | Oil & Gas Operator | Jan 2024 |
| 3108 | Pan Western Energy Corporation | Tulsa, OK 74114 | Oil & Gas Operator | May 2024 |
| 3109 | Panaco, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 2024 |
| 3110 | Panada Exploration, Inc. | Tulsa, OK 74135 | Oil & Gas Operator | Jun 1996 |
| 3111 | Pancanadian Petr | | Oil Operator | Aug 1990 |
| 3112 | Panhandle Easter | | Gas Operator | Dec 1986 |
| 3113 | Panhandle Petrol | | Oil Operator | Jun 1987 |
| 3114 | Pantera Energy Company | Amarillo, TX 79101 | Oil & Gas Operator | May 2024 |
| 3115 | Par Petroleum In | | Oil & Gas Operator | Jun 1993 |
| 3116 | Par Petroleum, Inc. | Liberal, KS 67901 | Gas Operator | Dec 2009 |
| 3117 | Par, Inc. | Oklahoma City, OK 73111 | Oil Operator | May 2016 |
| 3118 | Paradigm Energy LLC | Lenexa, KS 66227 | Oil & Gas Operator | Dec 2023 |
| 3119 | Paradise Creek Oil & Gas | Plainville, KS 67663 | Oil Operator | Oct 2023 |
| 3120 | Paramount Enterprises Inc | Hays, KS 67601 | Oil Operator | Aug 2000 |
| 3121 | Pardee Production Co. | Skiatook, OK 74070 | Oil & Gas Operator | Mar 2021 |
| 3122 | Parker & Parsley | | Oil & Gas Operator | Dec 1996 |
| 3123 | Parker & Parsley Development L.P | Midland, TX 79702 | Oil & Gas Operator | Oct 2007 |
| 3124 | Parker Trucking And Assoc. | Independence, MO 64052 | Oil Operator | Aug 1996 |
| 3125 | Parrish Corporat | | Oil & Gas Operator | Oct 1994 |
| 3126 | Parrish Corporation | Wichita, KS 67202 | Oil & Gas Operator | Jun 2002 |
| 3127 | Parten, Kenneth N. | St John, KS 67576 | Oil & Gas Operator | May 2009 |
| 3128 | Partners In Crude, Inc. | Ponca City, OK 74602 | Oil & Gas Operator | Dec 1997 |
| 3129 | Partners Petrole | | Oil Operator | Oct 1992 |
| 3130 | Parwest Land Exploration, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Jan 2024 |
| 3131 | Pate-Dombaugh Pe | | Oil Operator | Sep 1991 |
| 3132 | Patina Oil & Gas Corporation | Denver, CO 80202 | Oil & Gas Operator | May 2016 |
| 3133 | Patrick Development Corporation | Leawood, KS 66206 | Oil Operator | Jan 2024 |
| 3134 | Patrick R J Oper | | Oil & Gas Operator | Jan 1995 |
| 3135 | Patterson Energy LLC | Hays, KS 67601 | Oil Operator | Jan 2024 |
| 3136 | Patterson Jerry | | Oil Operator | Jan 1995 |
| 3137 | Patterson Operations LLC | Wichita, KS 67228 | Oil Operator | Jan 2024 |
| 3138 | Patterson Production Co. | Phillipsburg, KS 67661 | Oil Operator | Jul 1998 |
| 3139 | Patteson Brother | | Oil Operator | Feb 1990 |
| 3140 | Patteson Oil, A General Partnership | Moline, KS 67353 | Oil Operator | Jan 2024 |
| 3141 | Patteson, Thomas Wade | Moline, KS 67353 | Oil Operator | Jan 2024 |
| 3142 | Patteson-Sheel O | | Oil Operator | Oct 1990 |
| 3143 | Pattie Creek Oil | | Oil Operator | May 1995 |
| 3144 | Pattie Creek Oil Company | Madison, KS 66860 | Oil Operator | Feb 2000 |
| 3145 | Patton Oil Compa | | Oil & Gas Operator | Nov 1994 |
| 3146 | Patton Oil Company | Midland, TX 79702 | Oil & Gas Operator | Jun 2007 |
| 3147 | Patty Creek Oil LLC | Emporia, KS 66801 | Oil Operator | Nov 2023 |
| 3148 | Paul Bowman Oil | | Oil Operator | Jul 2000 |
| 3149 | Paul Bowman Oil Trust | Codell, KS 67663 | Oil Operator | Jan 2024 |
| 3150 | Pauley Oil | | Oil Operator | Jan 2024 |
| 3151 | Paulsen Petroleu | | Oil Operator | Feb 1994 |
| 3152 | Pawnee Oil, LLC | Overland Park, KS 66221 | Oil Operator | Dec 2023 |
| 3153 | Paxco, Inc. | Hays, KS 67601 | Oil & Gas Operator | Jan 2024 |
| 3154 | PB Oil Company | Vernon, TX 76385 | Oil & Gas Operator | Oct 2023 |
| 3155 | PDC Energy Inc | Denver, CO 80203 | Oil & Gas Operator | Feb 2024 |
| 3156 | Peak Energy LLC | Coffeyville, KS 67337 | Oil & Gas Operator | Dec 2023 |
| 3157 | Peak Oil Company LLC | Branson West, MO 65737 | Oil Operator | Dec 2009 |
| 3158 | Peak Operating LLC | Oklahoma City, OK 73157 | Oil & Gas Operator | Jan 2024 |
| 3159 | Peewe Oil Co. | | Oil Operator | Jan 2024 |
| 3160 | Pelican Hill Oil & Gas Inc | Carlsbad, CA 92010 | Oil & Gas Operator | May 2013 |
| 3161 | Pelican Resource | | Oil Operator | Jan 1991 |
| 3162 | Pendleton Land & | | Oil Operator | Aug 1985 |
| 3163 | Pendulum Petrole | | Oil & Gas Operator | Dec 1995 |
| 3164 | Pendulum Petroleum, Inc. | Pinedale, WY 82941 | Oil Operator | Aug 1999 |
| 3165 | Penn, G. R. Production Co. | McPherson, KS 67460 | Gas Operator | Nov 1997 |
| 3166 | Pennine Resc Inc | | Oil Operator | Sep 1992 |
| 3167 | Pennmark Resources Company | Edmond, OK 73013 | Oil & Gas Operator | Jan 2024 |
| 3168 | Pennzenergy Exploration & Production LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2009 |
| 3169 | Peoples Oil, LLC | Ottawa, KS 66067 | Oil Operator | Jan 2024 |
| 3170 | Perera Ray & Den | | Oil Operator | Sep 1994 |
| 3171 | Perkins Oil Comp | | Oil Operator | Nov 1988 |
| 3172 | Perkins Oil Ente | | Oil & Gas Operator | Dec 1995 |
| 3173 | Perkins Oil Enterprises, Inc. | Howard, KS 67349 | Oil & Gas Operator | Jan 2024 |
| 3174 | Perrin Oil Compa | | Oil & Gas Operator | Jun 1985 |
| 3175 | Perry Petroleum | | Oil Operator | Jun 1993 |
| 3176 | Pet-Ex, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 2024 |
| 3177 | Petco Energy Ser | | Oil Operator | Apr 1986 |
| 3178 | Peterland Oil Co | | Oil Operator | Sep 1990 |
| 3179 | Peterson Oil Co LLC | Centerville, KS 66014 | Oil Operator | Jan 2024 |
| 3180 | Petex | Breckenridge, TX 76424 | Oil & Gas Operator | May 2024 |
| 3181 | Petex Incorporat | | Oil Operator | Sep 1991 |
| 3182 | Petr Corporation | | Oil Operator | Apr 1988 |
| 3183 | Petr Exploration | | Oil Operator | Apr 1995 |
| 3184 | Petrik Oil | Bartlesville, OK 74006 | Oil Operator | Nov 1996 |
| 3185 | Petrik Oil - Jim | | Oil Operator | Apr 1995 |
| 3186 | Petro 85 Incorpo | | Oil Operator | Mar 1993 |
| 3187 | Petro Dynamics C | | Oil & Gas Operator | Sep 1988 |
| 3188 | Petro Energies I | | Oil & Gas Operator | Apr 1991 |
| 3189 | Petro Locators I | | Oil & Gas Operator | Dec 1995 |
| 3190 | Petro Locators, Inc. | Pratt, KS 67124 | Oil & Gas Operator | Jan 2024 |
| 3191 | Petro Oil Produc | | Oil Operator | Aug 1989 |
| 3192 | Petro Pak Corpor | | Oil Operator | Aug 1988 |
| 3193 | Petro River Operating, LLC | New York City, NY 10017 | Oil & Gas Operator | Jul 2011 |
| 3194 | Petro-Haley | Borger, TX 79008 | Oil & Gas Operator | May 2024 |
| 3195 | Petro-Lewis Corp. | | Oil & Gas Operator | Feb 1994 |
| 3196 | Petro-Technology | | Oil & Gas Operator | Aug 1991 |
| 3197 | Petrocorp | | Oil & Gas Operator | Oct 1992 |
| 3198 | Petrocorp Incorporated | Tulsa, OK 74170 | Oil & Gas Operator | Nov 2021 |
| 3199 | Petrodome Operating, LLC | Houston, TX 77265 | Oil & Gas Operator | Jan 2024 |
| 3200 | Petroglyph Operating Co | Boise, ID 83709 | Oil & Gas Operator | Jul 2017 |