| 3301 | Petroleum Proper | | Oil & Gas Operator | Nov 1995 |
| 3302 | Petroleum Property Services, Inc. | Wichita, KS 67202 | Oil & Gas Operator | Apr 2026 |
| 3303 | Petroleum Techno | | Oil & Gas Operator | Dec 1996 |
| 3304 | Petroleum Technologies, Inc. | Kansas City, MO 64112 | Oil & Gas Operator | Apr 2026 |
| 3305 | Petropro Petroleum LLC | | Oil Operator | Apr 2026 |
| 3306 | Petrosantander (USA) Inc. | Houston, TX 77057 | Oil & Gas Operator | Apr 2026 |
| 3307 | Petroventures In | | Oil Operator | Apr 1987 |
| 3308 | Petx Petroleum C | | Oil Operator | Nov 1993 |
| 3309 | Pfeifer Explorations, LLC | Hays, KS 67601 | Oil Operator | Apr 2026 |
| 3310 | Pfrang, Derek | Wetmore, KS 66550 | Oil Operator | Jul 2022 |
| 3311 | Pharyn Resources, LLC | Lenexa, KS 66219 | Oil Operator | Jun 2009 |
| 3312 | Phil Groves Oil | | Oil & Gas Operator | Apr 2026 |
| 3313 | Phillips Explora | | Oil & Gas Operator | Dec 1996 |
| 3314 | Phillips Exploration Company L.C. | Andover, KS 67002 | Oil & Gas Operator | Apr 2026 |
| 3315 | Phillips J L Oil | | Oil Operator | Dec 1992 |
| 3316 | Phillips Lee Oil | | Oil & Gas Operator | Aug 1995 |
| 3317 | Phillips Oil Company, LLC | Wichita, KS 67211 | Oil Operator | Apr 2026 |
| 3318 | Phillips Oil Properties Inc. | Derby, KS 67037 | Oil Operator | Apr 2026 |
| 3319 | Phillips Petrole | | Oil & Gas Operator | May 1995 |
| 3320 | Phillips Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Mar 2013 |
| 3321 | Phillips William | | Oil Operator | Jul 1989 |
| 3322 | Philpott Oil & Gas Co Inc | Atwood, KS 67730 | Oil Operator | Aug 2010 |
| 3323 | Phoenix Kansas Energy, LLC | Chanute, KS 66720 | Oil Operator | Aug 2003 |
| 3324 | Phoenix Oil Comp | | Oil Operator | Nov 1988 |
| 3325 | Phoenix Oil Corp | Wichita, KS 67201 | Oil & Gas Operator | Jan 1999 |
| 3326 | Pic Inc | Ponca City, OK 74602 | Oil & Gas Operator | Jan 2013 |
| 3327 | Pickett Brothers | | Oil Operator | Dec 1995 |
| 3328 | Pickrell Drilling Co., Inc. | Wichita, KS 67213 | Oil & Gas Operator | Apr 2026 |
| 3329 | Pieratt, Ralph | Burlington, KS 66839 | Oil Operator | Aug 1987 |
| 3330 | Pike Oil & Gas Inc | Pittsfield, IL 62363 | Oil & Gas Operator | Oct 2020 |
| 3331 | Piland Resources | | Oil & Gas Operator | Mar 2022 |
| 3332 | Pintail Petroleu | | Oil & Gas Operator | Dec 1995 |
| 3333 | Pintail Petroleum, LTD. | Wichita, KS 67202 | Oil & Gas Operator | Apr 2021 |
| 3334 | Pinto Petroleum | Wichita, KS 67211 | Oil Operator | Nov 2001 |
| 3335 | Pioneer Exploration Company | Houston, TX 77090 | Oil & Gas Operator | Jun 2026 |
| 3336 | Pioneer Exploration, LLC | Houston, TX 77090 | Oil & Gas Operator | Jul 2026 |
| 3337 | Pioneer Feedyard, LLC | Oakley, KS 67748 | Oil Operator | Mar 2026 |
| 3338 | Pioneer Natural Resources USA Inc | Irving, TX 75039 | Oil & Gas Operator | Apr 2026 |
| 3339 | Pioneer Oil Company, Inc. | Vincennes, IN 47501 | Oil & Gas Operator | Apr 2026 |
| 3340 | Pioneer Operatio | | Oil & Gas Operator | Mar 1986 |
| 3341 | Pioneer Operations, LLC | Hays, KS 67601 | Oil Operator | Mar 2026 |
| 3342 | Pioneer Resources | Jefferson, CO 80456 | Oil Operator | Dec 2009 |
| 3343 | Pioneer Resources Inc | Phillipsburg, KS 67661 | Oil & Gas Operator | Oct 2020 |
| 3344 | Pipeline Oil & Gas, LLC | Phoenix, AZ 85016 | Oil Operator | Feb 2014 |
| 3345 | Piqua Petro, Inc. | Piqua, KS 66761 | Oil Operator | Mar 2026 |
| 3346 | Piqua Petroleum | | Oil Operator | Dec 1996 |
| 3347 | Pitman Creek, Inc. | Burlington, IA 52601 | Oil Operator | Dec 1992 |
| 3348 | Pitman John | | Oil & Gas Operator | Jan 1992 |
| 3349 | Pitman, John Douglas Revocable Trust | Oklahoma City, OK 73118 | Oil Operator | Dec 2019 |
| 3350 | Pitman, John Estate (Deceased) | Oklahoma City, OK 73104 | Oil Operator | May 2000 |
| 3351 | Pittman Kenneth | | Oil Operator | Mar 1995 |
| 3352 | Place, Steve | El Dorado, KS 67042 | Oil Operator | Dec 2019 |
| 3353 | Plains Marketing, LP | Cushing, OK 74023 | Oil Operator | Jan 2012 |
| 3354 | Plains Oil & Gas | Cushing, OK 74023-4819 | Oil & Gas Operator | Jan 2019 |
| 3355 | Plains Oil Compa | | Oil & Gas Operator | Aug 1988 |
| 3356 | Plains Petroleum | | Gas Operator | Dec 1996 |
| 3357 | Plains Petroleum Operating Co | Denver, CO 80202 | Oil & Gas Operator | Dec 2014 |
| 3358 | Plains Resources Inc. | Houston, TX 77002 | Oil & Gas Operator | Jul 2008 |
| 3359 | Plano Petroleum | | Oil & Gas Operator | Dec 1994 |
| 3360 | Plano Petroleum Corporation | McKinney, TX 75070 | Oil & Gas Operator | Dec 2019 |
| 3361 | Plateau Operating Corporation | Nashville, TN 37205 | Oil & Gas Operator | Apr 2026 |
| 3362 | Platte Valley Oi | | Oil Operator | Jul 1987 |
| 3363 | Platte Valley Oil Co Inc | Ralston, NE 68127 | Oil Operator | Apr 2026 |
| 3364 | Plum Creek Energy, LLC | Ellinwood, KS 67526 | Oil & Gas Operator | Apr 2026 |
| 3365 | Poe Servicing Inc | Oberlin, KS 67749 | Oil Operator | Oct 2019 |
| 3366 | Pogo Producing Company LLC | Houston, TX 77002 | Oil & Gas Operator | Jun 2026 |
| 3367 | Pohlman Oil LLC | Hays, KS 67601 | Oil Operator | Apr 2026 |
| 3368 | Pollok Energy LLC | Tulsa, OK 74159 | Oil & Gas Operator | Jun 2026 |
| 3369 | Ponderosa Witching, LLC | Waco, TX 76705 | Oil Operator | Apr 2026 |
| 3370 | Poor Boy Corporation | Ellinwood, KS 67526 | Oil Operator | Apr 2026 |
| 3371 | Popp Operating, Inc. | Hoisington, KS 67544 | Oil Operator | Apr 2026 |
| 3372 | Porter Oil | Peabody, KS 66866 | Oil Operator | Oct 2000 |
| 3373 | Post & Mastin Well Service, Inc. | Garden City, KS 67846 | Oil Operator | May 2016 |
| 3374 | Post Petroleum C | | Gas Operator | Nov 1991 |
| 3375 | Post Petroleum Company | Oklahoma City, OK 73116 | Oil & Gas Operator | Aug 2013 |
| 3376 | Post Rock Gas, Inc. | Luray, KS 67699 | Oil & Gas Operator | Jun 2003 |
| 3377 | Postrock Midcontinent Production LLC | Oklahoma City, OK 73101 | Oil & Gas Operator | Apr 2026 |
| 3378 | Potato Creek, L.L.C. | Edna, KS 67342 | Oil & Gas Operator | Apr 2026 |
| 3379 | Poverty Knob Production, LLC | Osawatomie, KS 66064 | Oil Operator | Apr 2026 |
| 3380 | Powell, Wayne D. & Barbara | Sedan, KS 67361 | Oil Operator | Sep 1996 |
| 3381 | Powers, Dixon D. | Great Bend, KS 67530 | Oil & Gas Operator | Oct 1995 |
| 3382 | PR Operating, LP (A Texas Limited Partnership) | Frisco, TX 75034 | Gas Operator | Apr 2012 |
| 3383 | Prado Petroleum | | Oil Operator | Mar 1982 |
| 3384 | Prairie Energy C | | Oil Operator | Oct 1987 |
| 3385 | Prairie Energy LC | Oklahoma City, OK 73118 | Gas Operator | Jun 2014 |
| 3386 | Prairie Gas Operating, LLC | Tulsa, OK 74101 | Gas Operator | Dec 2019 |
| 3387 | Prairie Methane Gas Producers LLC | Dewey, OK 74029 | Oil Operator | Dec 2009 |
| 3388 | Prairie Oil Inco | | Oil Operator | Jan 1986 |
| 3389 | Prairie Oil Partners | Hays, KS 67601 | Oil Operator | May 1999 |
| 3390 | Prairie Oil, LLC | Louisburg, KS 66053 | Oil Operator | Mar 2026 |
| 3391 | Prairie Resources Inc | Hays, KS 67601 | Oil & Gas Operator | Sep 2009 |
| 3392 | Prairie State Pe | | Oil Operator | Jul 1994 |
| 3393 | Prairie Wolf Operating, LLC | Stilwell, OK 74960 | Oil & Gas Operator | Apr 2026 |
| 3394 | Prater Oil & Gas Operations, Inc. | Pratt, KS 67124 | Oil & Gas Operator | Apr 2026 |
| 3395 | Prater Ronald Ru | | Gas Operator | Mar 1989 |
| 3396 | Pratt Well Servi | | Oil & Gas Operator | Jul 1996 |
| 3397 | Pratt Well Service, Inc. | Pratt, KS 67124 | Oil & Gas Operator | Apr 2026 |
| 3398 | Pratt, Don E. | Hays, KS 67601 | Oil Operator | Dec 1999 |
| 3399 | Premier Oil & Exploration Inc | Hutchinson, KS 67502 | Oil & Gas Operator | Apr 2026 |
| 3400 | Premier Petroleu | | Oil Operator | Dec 1988 |