| 23001 | Phoenix Hydrocarbons Operating Corp | Midland, TX 79705 | Oil & Gas Operator | Oct 2022 |
| 23002 | Phoenix Kansas Energy, LLC | Chanute, KS 66720 | Oil Operator | Aug 2003 |
| 23003 | Phoenix LTD | Charlotte, NC 28231-1547 | Oil Operator | Sep 2001 |
| 23004 | Phoenix Midstream LLC | Houston, TX 77042 | Oil Operator | Aug 2022 |
| 23005 | Phoenix NTL Petroleum Co | Englewood, NJ 07631 | Oil & Gas Operator | Dec 1990 |
| 23006 | Phoenix Oil & Gas | Graham, TX 76450 | Oil & Gas Operator | Dec 2025 |
| 23007 | Phoenix Oil & Gas Inc | Seminole, OK 74868 | Oil & Gas Operator | May 2025 |
| 23008 | Phoenix Oil & Gas LTD., L.L.P. | Houston, TX 77010 | Oil & Gas Operator | Jun 2004 |
| 23009 | Phoenix Oil & Gas, Inc. (A) | Canada, 00100 | Oil & Gas Operator | Oct 2005 |
| 23010 | Phoenix Oil Comp | | Oil Operator | Nov 1988 |
| 23011 | Phoenix Oil Corp | Wichita, KS 67201 | Oil & Gas Operator | Jan 1999 |
| 23012 | Phoenix Oper Co Inc-New Amer | | Oil Operator | Jul 1994 |
| 23013 | Phoenix Operating Co. Of Texas | | Oil Operator | Jul 1995 |
| 23014 | Phoenix Operating Company Of TX. | Dallas, TX 75206 | Oil & Gas Operator | Jun 1995 |
| 23015 | Phoenix Operating Company, Inc. | Shreveport, LA 71161 | Oil & Gas Operator | Mar 2015 |
| 23016 | Phoenix Operating LLC | Denver, CO 80237 | Oil & Gas Operator | Nov 2025 |
| 23017 | Phoenix Operating, Inc | | Oil & Gas Operator | Nov 2025 |
| 23018 | Phoenix Opr Co Inc - West End | | Oil Operator | Dec 1992 |
| 23019 | Phoenix Opr Co Inc-Acc | | Oil Operator | Dec 1992 |
| 23020 | Phoenix Opr Co Inc-Amsterdam | | Oil Operator | Nov 1994 |
| 23021 | Phoenix Opr Co Inc-Broadway | | Oil Operator | Dec 1992 |
| 23022 | Phoenix Opr Co Inc-Caddo | | Oil Operator | Dec 1992 |
| 23023 | Phoenix Opr Co Inc-DS DRLG | | Oil Operator | May 1994 |
| 23024 | Phoenix Opr Co Inc-HGC 1985 | | Oil Operator | Dec 1992 |
| 23025 | Phoenix Opr Co Inc-La Petro As | | Oil Operator | Dec 1992 |
| 23026 | Phoenix Opr Co Inc-Lex 83 | | Oil Operator | Feb 1993 |
| 23027 | Phoenix Opr Co Inc-Nac | | Oil Operator | Dec 1992 |
| 23028 | Phoenix Opr Co Inc-New Amer 85 | | Oil Operator | Dec 1992 |
| 23029 | Phoenix Opr Co Inc-Northern La | | Oil Operator | Dec 1992 |
| 23030 | Phoenix Opr Co Inc-Oc Yacht 85 | | Oil Operator | Dec 1992 |
| 23031 | Phoenix Opr Co Inc-Oc Yacht II | | Oil Operator | Dec 1992 |
| 23032 | Phoenix Opr Co Inc-Ocean Yacht | | Oil Operator | Dec 1992 |
| 23033 | Phoenix Opr Co Inc-Petrovest | | Oil Operator | Dec 1992 |
| 23034 | Phoenix Opr Co Inc-PML | | Oil Operator | Dec 1992 |
| 23035 | Phoenix Opr Co Inc-RBF 1985 | | Oil Operator | Dec 1992 |
| 23036 | Phoenix Opr Co Inc-Rvside '85 | | Oil Operator | Dec 1992 |
| 23037 | Phoenix Opr Co Inc-Salem 1985 | | Oil Operator | Dec 1992 |
| 23038 | Phoenix Opr Co Inc-Shemen | | Oil Operator | Dec 1992 |
| 23039 | Phoenix Opr Co Inc-TG I | | Oil Operator | Dec 1992 |
| 23040 | Phoenix Opr Co Inc-TG II | | Oil Operator | Dec 1992 |
| 23041 | Phoenix Opr Co Inc-Vista | | Oil Operator | Dec 1992 |
| 23042 | Phoenix Opr Co Inc-York | | Oil Operator | Dec 1992 |
| 23043 | Phoenix Petrocorp, Inc. | McKinney, TX 75070 | Oil & Gas Operator | Oct 2025 |
| 23044 | Phoenix Petroleum Corp. | | Gas Operator | Aug 1985 |
| 23045 | Phoenix Petroleum, LLC | | Oil & Gas Operator | Nov 2025 |
| 23046 | Phoenix Production Company | Cody, WY 82414-3607 | Oil & Gas Operator | Oct 2023 |
| 23047 | Phoenix Production Inc | Burneyville, OK 73430-2158 | Oil & Gas Operator | Feb 2025 |
| 23048 | Phoenix Resources Co | | Oil & Gas Operator | Jun 1984 |
| 23049 | Phoenix Resources LLC | Longview, TX 75604 | Oil & Gas Operator | Jul 2022 |
| 23050 | Phoenix Resources-Alabama, LLC | | Gas Operator | Nov 2004 |
| 23051 | Phoenix-Vi-Roi | | Oil & Gas Operator | Mar 1986 |
| 23052 | PHX Energy, LLC | Artesia, NM 88211 | Oil & Gas Operator | Nov 2025 |
| 23053 | Phylko Energy Corporation | Houston, TX 77056 | Oil & Gas Operator | Aug 2003 |
| 23054 | Pi Energy, Inc. | Wichita Falls, TX 76301 | Oil & Gas Operator | Dec 2025 |
| 23055 | Piatt Enterprises LLC | Graysville, OH 45734 | Oil & Gas Operator | Dec 2024 |
| 23056 | Pic Inc | Ponca City, OK 74602 | Oil & Gas Operator | Jan 2013 |
| 23057 | Picayune Resources, Inc | Lexington, KY 40509 | Oil & Gas Operator | Dec 2023 |
| 23058 | Piceance Energy LLC | | Oil & Gas Operator | Oct 2025 |
| 23059 | Pices Energy Production Co. | Alva, OK 73717-9512 | Oil & Gas Operator | Apr 2014 |
| 23060 | Pickelsimer Kenny | Wilson, OK 73463-6502 | Oil & Gas Operator | Aug 2014 |
| 23061 | Pickens Company, Inc., The | Dallas, TX 75225 | Oil & Gas Operator | Jan 2025 |
| 23062 | Pickett Brothers | | Oil Operator | Dec 1995 |
| 23063 | Pickett Oil Co. | Gonzales, TX 78629 | Oil & Gas Operator | Oct 2019 |
| 23064 | Pickett, D. W. | Corpus Chrsti, TX 78403 | Oil & Gas Operator | Sep 2004 |
| 23065 | Pickrell Drilling Co., Inc. | Wichita, KS 67213 | Oil & Gas Operator | Jun 2025 |
| 23066 | Picosa, L.L.C. | Carrizo SPGS, TX 78834 | Oil & Gas Operator | Dec 2025 |
| 23067 | Pie La Operating, LLC | | Oil & Gas Operator | Jan 2025 |
| 23068 | Pie Operating, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Dec 2025 |
| 23069 | Piedmont Resources Corporation | Etna, NY 13062 | Oil Operator | Dec 2024 |
| 23070 | Piedra Operating, LLC | Denver, CO 80202 | Oil & Gas Operator | May 2023 |
| 23071 | Pier Oil Company Inc. | | Oil Operator | Oct 2025 |
| 23072 | Pieratt, Ralph | Burlington, KS 66839 | Oil Operator | Aug 1987 |
| 23073 | Pierce & Petersen | Warren, PA 16365 | Oil & Gas Operator | Dec 2024 |
| 23074 | Pierce G R Oil Properties Inc | Oklahoma City, OK 73106 | Oil Operator | Feb 1999 |
| 23075 | Pierce Investments | Weatherford, OK 73096 | Oil Operator | Jul 1994 |
| 23076 | Pierce James E | Warren, PA 16365-0627 | Oil & Gas Operator | Dec 2011 |
| 23077 | Pierce Junction Petroleum Inc. | Houston, TX 77002 | Oil & Gas Operator | May 2010 |
| 23078 | Pierce L H | Healdton, OK 73438-9530 | Oil Operator | Jan 1996 |
| 23079 | Pierce O M Operations | Duncan, OK 73533 | Oil & Gas Operator | Nov 1998 |
| 23080 | Pierce Oil Company | Skiatook, OK 74070 | Oil & Gas Operator | Nov 2017 |
| 23081 | Pierce Operating Company, L.L.C. | Bryan, TX 77808 | Oil & Gas Operator | Dec 2018 |
| 23082 | Pierce Patsey R The Estate Of | Duncan, OK 73533-4900 | Oil Operator | Mar 2007 |
| 23083 | Pierce Production Company | Eunice, NM 88231 | Oil & Gas Operator | Oct 2012 |
| 23084 | Pierce Production Company, LLC | Midland, TX 79702 | Oil & Gas Operator | Dec 2025 |
| 23085 | Pierce, Ray A. | Eunice, NM 88231 | Oil & Gas Operator | Nov 2004 |
| 23086 | Pierco Energy Corp. | Dallas, TX 75231 | Oil & Gas Operator | Dec 2025 |
| 23087 | Pierre Petroleum Corp. | Borger, TX 79007 | Oil & Gas Operator | Feb 1997 |
| 23088 | Piersol Oil & Gas Company | Belpre, OH 45714 | Oil & Gas Operator | Dec 2021 |
| 23089 | Pierson Max S | Bartlesville, OK 74003-5909 | Oil Operator | Sep 2020 |
| 23090 | Pike Oil & Gas Inc | Pittsfield, IL 62363 | Oil & Gas Operator | Oct 2020 |
| 23091 | Pikeco Inc | Whitesboro, TX 76273 | Oil & Gas Operator | Nov 2001 |
| 23092 | Piland Resources | | Oil & Gas Operator | Mar 2022 |
| 23093 | Pilgrim & Smith Inc | Tulsa, OK 74152 | Oil & Gas Operator | Apr 2015 |
| 23094 | Pilgrim Energy Partners L.L.C. | Fairfield, IL 62837 | Oil Operator | Dec 2025 |
| 23095 | Pillans, Benjamin P. | Abilene, TX 79605 | Gas Operator | Aug 2012 |
| 23096 | Pillar Efs, LLC | Dallas, TX 75204 | Oil & Gas Operator | Dec 2025 |
| 23097 | Pillar Energy Pa LLC | Charleston, WV 25312-5987 | Oil & Gas Operator | Dec 2024 |
| 23098 | Pillar Energy, LLC | Charleston, WV 25312-5987 | Oil & Gas Operator | Dec 2024 |
| 23099 | Pillers Chris | Skiatook, OK 74070-1811 | Oil Operator | Oct 2025 |
| 23100 | Pillows, Burl A. | Houston, TX 77062 | Oil & Gas Operator | Dec 2025 |