| 3201 | Pattie Creek Oil | | Oil Operator | May 1995 |
| 3202 | Pattie Creek Oil Company | Madison, KS 66860 | Oil Operator | Feb 2000 |
| 3203 | Patton Oil Compa | | Oil & Gas Operator | Nov 1994 |
| 3204 | Patton Oil Company | Midland, TX 79702 | Oil & Gas Operator | Jun 2007 |
| 3205 | Patty Creek Oil LLC | Emporia, KS 66801 | Oil Operator | Feb 2026 |
| 3206 | Paul Bowman Oil | | Oil Operator | Jul 2000 |
| 3207 | Paul Bowman Oil Trust | Codell, KS 67663 | Oil Operator | Feb 2026 |
| 3208 | Pauley Oil | | Oil Operator | Feb 2026 |
| 3209 | Paulsen Petroleu | | Oil Operator | Feb 1994 |
| 3210 | Pawnee Oil, LLC | Overland Park, KS 66221 | Oil Operator | Aug 2025 |
| 3211 | Paxco, Inc. | Hays, KS 67601 | Oil & Gas Operator | Feb 2026 |
| 3212 | PB Oil Company | Vernon, TX 76385 | Oil & Gas Operator | Oct 2023 |
| 3213 | PDC Energy Inc | Denver, CO 80203 | Oil & Gas Operator | Feb 2026 |
| 3214 | Peak Energy LLC | Coffeyville, KS 67337 | Oil & Gas Operator | Dec 2025 |
| 3215 | Peak Oil Company LLC | Branson West, MO 65737 | Oil Operator | Dec 2009 |
| 3216 | Peak Operating LLC | Oklahoma City, OK 73157 | Oil & Gas Operator | Feb 2026 |
| 3217 | Peewe Oil Co. | | Oil Operator | Feb 2026 |
| 3218 | Pelican Hill Oil & Gas, Inc. | Carlsbad, CA 92010 | Oil & Gas Operator | May 2013 |
| 3219 | Pelican Resource | | Oil Operator | Jan 1991 |
| 3220 | Pendleton Land & | | Oil Operator | Aug 1985 |
| 3221 | Pendulum Petrole | | Oil & Gas Operator | Dec 1995 |
| 3222 | Pendulum Petroleum, Inc. | Pinedale, WY 82941 | Oil Operator | Aug 1999 |
| 3223 | Penn, G. R. Production Co. | McPherson, KS 67460 | Gas Operator | Nov 1997 |
| 3224 | Pennine Resc Inc | | Oil Operator | Sep 1992 |
| 3225 | Pennmark Resources Company | Edmond, OK 73013 | Oil & Gas Operator | Mar 2026 |
| 3226 | Pennzenergy Exploration And Production LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Dec 2009 |
| 3227 | Peoples Oil, LLC | Ottawa, KS 66067 | Oil Operator | Feb 2026 |
| 3228 | Perera Ray & Den | | Oil Operator | Sep 1994 |
| 3229 | Perkins Oil Comp | | Oil Operator | Nov 1988 |
| 3230 | Perkins Oil Ente | | Oil & Gas Operator | Dec 1995 |
| 3231 | Perkins Oil Enterprises, Inc. | Howard, KS 67349 | Oil & Gas Operator | Jan 2025 |
| 3232 | Perrin Oil Compa | | Oil & Gas Operator | Jun 1985 |
| 3233 | Perry Petroleum | | Oil Operator | Jun 1993 |
| 3234 | Pet-Ex Inc | Oklahoma City, OK 73102 | Oil & Gas Operator | Jan 2026 |
| 3235 | Petco Energy Ser | | Oil Operator | Apr 1986 |
| 3236 | Peterland Oil Co | | Oil Operator | Sep 1990 |
| 3237 | Peterson Oil Co LLC | Centerville, KS 66014 | Oil Operator | Feb 2026 |
| 3238 | Petex | Breckenridge, TX 76424 | Oil & Gas Operator | Jun 2026 |
| 3239 | Petex Incorporat | | Oil Operator | Sep 1991 |
| 3240 | Petr Corporation | | Oil Operator | Apr 1988 |
| 3241 | Petr Exploration | | Oil Operator | Apr 1995 |
| 3242 | Petrie Enterpris | | Oil & Gas Operator | Sep 1986 |
| 3243 | Petrie, Stanley D. | Pratt, KS 67124 | Gas Operator | Aug 1995 |
| 3244 | Petrik Oil | Bartlesville, OK 74006 | Oil Operator | Nov 1996 |
| 3245 | Petrik Oil - Jim | | Oil Operator | Apr 1995 |
| 3246 | Petro 85 Incorpo | | Oil Operator | Mar 1993 |
| 3247 | Petro Dynamics C | | Oil & Gas Operator | Sep 1988 |
| 3248 | Petro Energies I | | Oil & Gas Operator | Apr 1991 |
| 3249 | Petro Locators I | | Oil & Gas Operator | Dec 1995 |
| 3250 | Petro Locators, Inc. | Pratt, KS 67124 | Oil & Gas Operator | Feb 2026 |
| 3251 | Petro Oil Produc | | Oil Operator | Aug 1989 |
| 3252 | Petro Pak Corpor | | Oil Operator | Aug 1988 |
| 3253 | Petro River Operating, LLC | New York City, NY 10017 | Oil & Gas Operator | Jul 2011 |
| 3254 | Petro-Haley | Borger, TX 79008 | Oil & Gas Operator | Jun 2026 |
| 3255 | Petro-Lewis Corp. | | Oil & Gas Operator | Feb 1994 |
| 3256 | Petro-Technology | | Oil & Gas Operator | Aug 1991 |
| 3257 | Petrocorp | | Oil & Gas Operator | Nov 1992 |
| 3258 | Petrocorp Incorporated | Tulsa, OK 74170 | Oil & Gas Operator | Nov 2021 |
| 3259 | Petrodome Operating, LLC | Houston, TX 77265 | Oil & Gas Operator | May 2025 |
| 3260 | Petroglyph Operating Co | Boise, ID 83709 | Oil & Gas Operator | Jul 2017 |
| 3261 | Petrohawk Operating Company | Houston, TX 77056 | Oil & Gas Operator | Oct 2021 |
| 3262 | Petrol Oil & Gas, Inc. | Overland Park, KS 66210 | Oil & Gas Operator | Dec 2008 |
| 3263 | Petroleum Corpor | | Oil Operator | Jan 1983 |
| 3264 | Petroleum Develo | | Oil Operator | Sep 1986 |
| 3265 | Petroleum Development Company | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2026 |
| 3266 | Petroleum Energy | | Oil & Gas Operator | Mar 1991 |
| 3267 | Petroleum Energy, Inc. | Wichita, KS 67202 | Oil Operator | May 1999 |
| 3268 | Petroleum Enterp | | Oil & Gas Operator | Sep 1995 |
| 3269 | Petroleum Enterprises, Inc. | Hutchinson, KS 67504 | Oil & Gas Operator | May 2001 |
| 3270 | Petroleum Explor | | Oil Operator | Aug 1983 |
| 3271 | Petroleum Inc | Wichita, KS 67202 | Oil & Gas Operator | Oct 2021 |
| 3272 | Petroleum Incorp | | Oil & Gas Operator | Apr 1993 |
| 3273 | Petroleum Manage | | Oil & Gas Operator | Oct 1994 |
| 3274 | Petroleum Management, Inc. | Corpus Chrsti, TX 78471 | Oil & Gas Operator | Jun 2026 |
| 3275 | Petroleum Prod. MGMT | | Oil Operator | Nov 1995 |
| 3276 | Petroleum Produc | | Oil & Gas Operator | Dec 1996 |
| 3277 | Petroleum Production Corporation | Rantoul, KS 66079 | Oil Operator | Feb 2024 |
| 3278 | Petroleum Production Management Inc | Shawnee Mission, KS 66202 | Oil & Gas Operator | Nov 2021 |
| 3279 | Petroleum Proper | | Oil & Gas Operator | Nov 1995 |
| 3280 | Petroleum Property Services, Inc. | Wichita, KS 67202 | Oil & Gas Operator | Feb 2026 |
| 3281 | Petroleum Techno | | Oil & Gas Operator | Dec 1996 |
| 3282 | Petroleum Technologies, Inc. | Kansas City, MO 64112 | Oil & Gas Operator | Feb 2026 |
| 3283 | Petropro Petroleum LLC | | Oil Operator | Feb 2026 |
| 3284 | Petrosantander (USA) Inc. | Houston, TX 77057 | Oil & Gas Operator | Feb 2026 |
| 3285 | Petroventures In | | Oil Operator | Apr 1987 |
| 3286 | Petx Petroleum C | | Oil Operator | Nov 1993 |
| 3287 | Pfeifer Explorations, LLC | Hays, KS 67601 | Oil Operator | Feb 2026 |
| 3288 | Pfrang, Derek | Wetmore, KS 66550 | Oil Operator | Jul 2022 |
| 3289 | Pharyn Resources, LLC | Lenexa, KS 66219 | Oil Operator | Jun 2009 |
| 3290 | Phil Groves Oil | | Oil & Gas Operator | Feb 2026 |
| 3291 | Phillips Explora | | Oil & Gas Operator | Dec 1996 |
| 3292 | Phillips Exploration Company L.C. | Andover, KS 67002 | Oil & Gas Operator | Feb 2026 |
| 3293 | Phillips J L Oil | | Oil Operator | Dec 1992 |
| 3294 | Phillips Lee Oil | | Oil & Gas Operator | Aug 1995 |
| 3295 | Phillips Oil Company, LLC | Wichita, KS 67211 | Oil Operator | Feb 2026 |
| 3296 | Phillips Oil Properties Inc. | Derby, KS 67037 | Oil Operator | Feb 2026 |
| 3297 | Phillips Petrole | | Oil & Gas Operator | May 1995 |
| 3298 | Phillips Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Mar 2013 |
| 3299 | Phillips William | | Oil Operator | Jul 1989 |
| 3300 | Philpott Oil & Gas Co Inc | Atwood, KS 67730 | Oil Operator | Aug 2010 |