| 3201 | P.O.&G. Operating, LLC | Houston, TX 77057 | Oil & Gas Operator | Jul 2025 |
| 3202 | P3 Production | | Oil Operator | Mar 2025 |
| 3203 | Pacific Enterprises Oil Co USA | Dallas, TX 75201 | Oil & Gas Operator | Feb 2001 |
| 3204 | Packard Energy LLC | Medicine Lodge, KS 67104 | Oil & Gas Operator | Mar 2025 |
| 3205 | Packard Gas Company | Irving, TX 75063 | Oil & Gas Operator | Nov 2006 |
| 3206 | Packard, Lynn | Medicine Lodge, KS | Oil & Gas Operator | Feb 2025 |
| 3207 | Pada Petroleum, Inc. | Maple City, KS 67102 | Oil & Gas Operator | Mar 2025 |
| 3208 | Padgett Oil Inc. | Sedan, KS 67361 | Oil Operator | May 2006 |
| 3209 | Painter Oil Comp | | Oil & Gas Operator | Jul 1993 |
| 3210 | Palmer Engineering, Inc. | Luray, KS 67649 | Gas Operator | Mar 2000 |
| 3211 | Palmer Oil, Inc. | Garden City, KS 67846 | Oil & Gas Operator | Mar 2025 |
| 3212 | Palomino Petrole | | Oil & Gas Operator | Dec 1995 |
| 3213 | Palomino Petroleum | Newton, KS 67114 | Oil Operator | Oct 2003 |
| 3214 | Palomino Petroleum Inc | Newton, KS 67114 | Oil & Gas Operator | Mar 2025 |
| 3215 | Pan Western Energy Corporation | Tulsa, OK 74114 | Oil & Gas Operator | Jul 2025 |
| 3216 | Panaco, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2025 |
| 3217 | Panada Exploration, Inc. | Tulsa, OK 74135 | Oil & Gas Operator | Jun 1996 |
| 3218 | Pancanadian Petr | | Oil Operator | Aug 1990 |
| 3219 | Panhandle Easter | | Gas Operator | Dec 1986 |
| 3220 | Panhandle Petrol | | Oil Operator | Jun 1987 |
| 3221 | Pantera Energy Company | Amarillo, TX 79101 | Oil & Gas Operator | Jul 2025 |
| 3222 | Par Petroleum In | | Oil & Gas Operator | Jun 1993 |
| 3223 | Par Petroleum, Inc. | Liberal, KS 67901 | Gas Operator | Dec 2009 |
| 3224 | Par, Inc. | Oklahoma City, OK 73111 | Oil Operator | May 2016 |
| 3225 | Paradigm Energy LLC | Lenexa, KS 66227 | Oil & Gas Operator | Dec 2024 |
| 3226 | Paradise Creek Oil & Gas | Plainville, KS 67663 | Oil Operator | Dec 2024 |
| 3227 | Paramount Enterprises Inc | Hays, KS 67601 | Oil Operator | Aug 2000 |
| 3228 | Pardee Production Co. | Skiatook, OK 74070 | Oil & Gas Operator | Mar 2021 |
| 3229 | Parker & Parsley | | Oil & Gas Operator | Dec 1996 |
| 3230 | Parker & Parsley Development L.P | Midland, TX 79702 | Oil & Gas Operator | Oct 2007 |
| 3231 | Parker Trucking And Assoc. | Independence, MO 64052 | Oil Operator | Aug 1996 |
| 3232 | Parrish Corporat | | Oil & Gas Operator | Oct 1994 |
| 3233 | Parrish Corporation | Wichita, KS 67202 | Oil & Gas Operator | Jan 2025 |
| 3234 | Parten, Kenneth N. | St John, KS 67576 | Oil & Gas Operator | May 2009 |
| 3235 | Partners In Crude, Inc. | Ponca City, OK 74602 | Oil & Gas Operator | Dec 1997 |
| 3236 | Partners Petrole | | Oil Operator | Oct 1992 |
| 3237 | Parwest Land Exploration, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | Apr 2025 |
| 3238 | Pate-Dombaugh Pe | | Oil Operator | Sep 1991 |
| 3239 | Patina Oil & Gas Corporation | Denver, CO 80202 | Oil & Gas Operator | May 2016 |
| 3240 | Patrick Development Corporation | Leawood, KS 66206 | Oil Operator | Mar 2025 |
| 3241 | Patrick R J Oper | | Oil & Gas Operator | Jan 1995 |
| 3242 | Patterson Energy LLC | Hays, KS 67601 | Oil Operator | Mar 2025 |
| 3243 | Patterson Jerry | | Oil Operator | Jan 1995 |
| 3244 | Patterson Operations LLC | Wichita, KS 67228 | Oil Operator | Mar 2025 |
| 3245 | Patterson Production Co. | Phillipsburg, KS 67661 | Oil Operator | Jul 1998 |
| 3246 | Patteson Brother | | Oil Operator | Feb 1990 |
| 3247 | Patteson Oil | | Oil Operator | Dec 2009 |
| 3248 | Patteson Oil, A General Partnership | Moline, KS 67353 | Oil Operator | Jan 2025 |
| 3249 | Patteson, Thomas Wade | Moline, KS 67353 | Oil Operator | Mar 2025 |
| 3250 | Patteson-Sheel O | | Oil Operator | Oct 1990 |
| 3251 | Pattie Creek Oil | | Oil Operator | May 1995 |
| 3252 | Pattie Creek Oil Company | Madison, KS 66860 | Oil Operator | Feb 2000 |
| 3253 | Patton Oil Compa | | Oil & Gas Operator | Nov 1994 |
| 3254 | Patton Oil Company | Midland, TX 79702 | Oil & Gas Operator | Jun 2007 |
| 3255 | Patty Creek Oil LLC | Emporia, KS 66801 | Oil Operator | Mar 2025 |
| 3256 | Paul Bowman Oil | | Oil Operator | Jul 2000 |
| 3257 | Paul Bowman Oil Trust | Codell, KS 67663 | Oil Operator | Mar 2025 |
| 3258 | Pauley Oil | | Oil Operator | Mar 2025 |
| 3259 | Paulsen Petroleu | | Oil Operator | Feb 1994 |
| 3260 | Pawnee Oil, LLC | Overland Park, KS 66221 | Oil Operator | Jan 2025 |
| 3261 | Paxco, Inc. | Hays, KS 67601 | Oil & Gas Operator | Mar 2025 |
| 3262 | PB Oil Company | Vernon, TX 76385 | Oil & Gas Operator | Oct 2023 |
| 3263 | PDC Energy Inc | Denver, CO 80203 | Oil & Gas Operator | May 2025 |
| 3264 | Peak Energy LLC | Coffeyville, KS 67337 | Oil & Gas Operator | Mar 2025 |
| 3265 | Peak Oil Company LLC | Branson West, MO 65737 | Oil Operator | Dec 2009 |
| 3266 | Peak Operating LLC | Oklahoma City, OK 73157 | Oil & Gas Operator | Mar 2025 |
| 3267 | Peewe Oil Co. | | Oil Operator | Mar 2025 |
| 3268 | Pelican Hill Oil & Gas Inc | Carlsbad, CA 92010 | Oil & Gas Operator | May 2013 |
| 3269 | Pelican Resource | | Oil Operator | Jan 1991 |
| 3270 | Pendleton Land & | | Oil Operator | Aug 1985 |
| 3271 | Pendulum Petrole | | Oil & Gas Operator | Dec 1995 |
| 3272 | Pendulum Petroleum, Inc. | Pinedale, WY 82941 | Oil Operator | Aug 1999 |
| 3273 | Penn, G. R. Production Co. | McPherson, KS 67460 | Gas Operator | Nov 1997 |
| 3274 | Pennine Resc Inc | | Oil Operator | Sep 1992 |
| 3275 | Pennmark Resources Company | Edmond, OK 73013 | Oil & Gas Operator | Apr 2025 |
| 3276 | Pennzenergy Exploration & Production LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2009 |
| 3277 | Peoples Oil, LLC | Ottawa, KS 66067 | Oil Operator | Mar 2025 |
| 3278 | Perera Ray & Den | | Oil Operator | Sep 1994 |
| 3279 | Perkins Oil Comp | | Oil Operator | Nov 1988 |
| 3280 | Perkins Oil Ente | | Oil & Gas Operator | Dec 1995 |
| 3281 | Perkins Oil Enterprises, Inc. | Howard, KS 67349 | Oil & Gas Operator | Mar 2025 |
| 3282 | Permian Reef, LLC | Greenwood, IN 46143 | Gas Operator | Mar 2011 |
| 3283 | Perrin Oil Compa | | Oil & Gas Operator | Jun 1985 |
| 3284 | Perry Petroleum | | Oil Operator | Jun 1993 |
| 3285 | Pet-Ex, Inc. | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2025 |
| 3286 | Petco Energy Ser | | Oil Operator | Apr 1986 |
| 3287 | Peterland Oil Co | | Oil Operator | Sep 1990 |
| 3288 | Peterson Oil Co LLC | Centerville, KS 66014 | Oil Operator | Mar 2025 |
| 3289 | Petex | Breckenridge, TX 76424 | Oil & Gas Operator | Jul 2025 |
| 3290 | Petex Incorporat | | Oil Operator | Sep 1991 |
| 3291 | Petr Corporation | | Oil Operator | Apr 1988 |
| 3292 | Petr Exploration | | Oil Operator | Apr 1995 |
| 3293 | Petrie Enterpris | | Oil & Gas Operator | Sep 1986 |
| 3294 | Petrie, Stanley D. | Pratt, KS 67124 | Gas Operator | Aug 1995 |
| 3295 | Petrik Oil | Bartlesville, OK 74006 | Oil Operator | Nov 1996 |
| 3296 | Petrik Oil - Jim | | Oil Operator | Apr 1995 |
| 3297 | Petro 85 Incorpo | | Oil Operator | Mar 1993 |
| 3298 | Petro Dynamics C | | Oil & Gas Operator | Sep 1988 |
| 3299 | Petro Energies I | | Oil & Gas Operator | Apr 1991 |
| 3300 | Petro Locators I | | Oil & Gas Operator | Dec 1995 |