| 1201 | Phelps Dodge Corp | | Gas Operator | Sep 1957 |
| 1202 | Phere Operating Inc | Spring Branch, TX 78070 | Oil & Gas Operator | Feb 2026 |
| 1203 | Phil Groves Oil | | Oil & Gas Operator | Sep 2025 |
| 1204 | Philco Energy Inc | Lamesa, TX 79331 | Oil & Gas Operator | Mar 2015 |
| 1205 | Philcon Development Co. | Amarillo, TX 79101 | Oil & Gas Operator | Sep 2014 |
| 1206 | Philip B. Berry Oper Co., Inc. | | Oil & Gas Operator | Jun 1990 |
| 1207 | Philip H. McAlmond | | Oil Operator | Dec 2002 |
| 1208 | Philip R. McPharlin | | Oil & Gas Operator | Dec 1995 |
| 1209 | Philip Services/Louisiana Inc. | | Oil Operator | Dec 2000 |
| 1210 | Phillberg Oil Company | | Oil Operator | Mar 2014 |
| 1211 | Phillip & Phyllis Pace-Trustee | | Oil & Gas Operator | Dec 2007 |
| 1212 | Phillip A Guzzino | | Oil Operator | Jan 2000 |
| 1213 | Phillip D. Armstrong | | Oil & Gas Operator | Sep 2018 |
| 1214 | Phillips & Pierson | Olney, TX 76374 | Oil & Gas Operator | Nov 1995 |
| 1215 | Phillips & Ralph M. Ballard | | Oil Operator | Jan 1960 |
| 1216 | Phillips Dev Co | | Oil Operator | Dec 2023 |
| 1217 | Phillips Energy, Inc. | Shreveport, LA 71101 | Oil & Gas Operator | Dec 2018 |
| 1218 | Phillips Explora | | Oil & Gas Operator | Dec 1996 |
| 1219 | Phillips Exploration Company L.C. | Andover, KS 67002 | Oil & Gas Operator | Sep 2025 |
| 1220 | Phillips Exploration Inc | Warrendale, PA 15086 | Oil & Gas Operator | Dec 2012 |
| 1221 | Phillips J L Oil | | Oil Operator | Dec 1992 |
| 1222 | Phillips Jr N J | Seminole, OK 74868-2828 | Oil Operator | Jul 1998 |
| 1223 | Phillips Lake Corp. | | Oil Operator | Dec 1985 |
| 1224 | Phillips Lee Oil | | Oil & Gas Operator | Aug 1995 |
| 1225 | Phillips Margaret E | Newark, OH 43055 | Oil Operator | Dec 1993 |
| 1226 | Phillips Oil Company | Casper, WY 82602 | Oil & Gas Operator | Sep 1986 |
| 1227 | Phillips Oil Company, LLC | Wichita, KS 67211 | Oil Operator | Sep 2025 |
| 1228 | Phillips Oil Operating Co | Enid, OK 73703-4921 | Oil & Gas Operator | May 2019 |
| 1229 | Phillips Oil Properties Inc. | Derby, KS 67037 | Oil Operator | Sep 2025 |
| 1230 | Phillips Operating Co. | Mineral Wells, TX 76067 | Oil & Gas Operator | Jan 2013 |
| 1231 | Phillips Petro Co | Houston, TX 77251-1967 | Gas Operator | Dec 1985 |
| 1232 | Phillips Petrole | | Oil & Gas Operator | May 1995 |
| 1233 | Phillips Petroleum Co NW | Farmington, NM 87401 | Oil & Gas Operator | Dec 2002 |
| 1234 | Phillips Petroleum Company | Houston, TX 77251 | Oil & Gas Operator | Mar 2013 |
| 1235 | Phillips Prod Co | Warrendale, PA 15086-7537 | Oil & Gas Operator | Dec 2011 |
| 1236 | Phillips William | | Oil Operator | Jul 1989 |
| 1237 | Phillips Wny Farm Properties, LLC | North Collins, NY 14111 | Gas Operator | Dec 2024 |
| 1238 | Phillips, B. F. Jr., Estate Of | Dallas, TX 75201 | Oil & Gas Operator | Mar 2011 |
| 1239 | Phillips, Bob | Weatherford, TX 76086 | Oil & Gas Operator | Nov 2019 |
| 1240 | Phillips, Jack L. | Gladewater, TX 75647 | Oil & Gas Operator | Dec 1997 |
| 1241 | Phillips, Jack L. Co. | Gladewater, TX 75647 | Oil & Gas Operator | Feb 2026 |
| 1242 | Phillips, Ken | San Angelo, TX 76904 | Oil & Gas Operator | Jun 2021 |
| 1243 | Phillips, Warren P | | Oil & Gas Operator | Apr 2011 |
| 1244 | Philmar | Houston, TX 77269 | Oil Operator | Feb 2026 |
| 1245 | Philmon, Doyle | Magazine, AR 72943 | Gas Operator | Jan 2025 |
| 1246 | Philpot Operating Company Inc | Ada, OK 74820-4457 | Oil & Gas Operator | May 2013 |
| 1247 | Philpott Oil & Gas Co Inc | Atwood, KS 67730 | Oil Operator | Aug 2010 |
| 1248 | Phoenic Opr Co Inc-SPD | | Oil Operator | Feb 1993 |
| 1249 | Phoenix - Comco, Inc. | | Oil Operator | Aug 2004 |
| 1250 | Phoenix Crude Oil Company | Westbrook, TX 79565 | Oil Operator | Oct 2004 |
| 1251 | Phoenix Distributing Corp. | Marlboro, NJ 07746 | Oil & Gas Operator | Mar 2003 |
| 1252 | Phoenix Drilling & Exploration | | Oil & Gas Operator | Jun 1982 |
| 1253 | Phoenix Energy LLC | Warren, PA 16365-2302 | Oil & Gas Operator | Dec 2025 |
| 1254 | Phoenix Energy Partners LLC | Marlow, OK 73055 | Oil Operator | Nov 2025 |
| 1255 | Phoenix Energy Prod Inc | Freeport, PA 16229-1126 | Oil & Gas Operator | Dec 2025 |
| 1256 | Phoenix Energy, Inc. | Oilmont, MT 59466 | Oil & Gas Operator | Dec 2025 |
| 1257 | Phoenix Exploration Company LP | | Oil & Gas Operator | Sep 2011 |
| 1258 | Phoenix Fund, Inc. | San Antonio, TX 78217 | Oil & Gas Operator | Jun 2000 |
| 1259 | Phoenix Hydro Oper Corp | Midland, TX 79702 | Oil & Gas Operator | Dec 1993 |
| 1260 | Phoenix Hydrocarbons Inc | Midland, TX 79702 | Oil & Gas Operator | Dec 1993 |
| 1261 | Phoenix Hydrocarbons Operating | Midland, TX 79702 | Oil & Gas Operator | Jun 2024 |
| 1262 | Phoenix Hydrocarbons Operating Co | Midland, TX 79702-3638 | Oil & Gas Operator | Jul 2018 |
| 1263 | Phoenix Hydrocarbons Operating Corp | Midland, TX 79705 | Oil & Gas Operator | Oct 2022 |
| 1264 | Phoenix Kansas Energy, LLC | Chanute, KS 66720 | Oil Operator | Aug 2003 |
| 1265 | Phoenix LTD | Charlotte, NC 28231-1547 | Oil Operator | Sep 2001 |
| 1266 | Phoenix Midstream LLC | Houston, TX 77042 | Oil Operator | Aug 2022 |
| 1267 | Phoenix NTL Petroleum Co | Englewood, NJ 07631 | Oil & Gas Operator | Dec 1990 |
| 1268 | Phoenix Oil & Gas | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |
| 1269 | Phoenix Oil & Gas Inc | Seminole, OK 74868 | Oil & Gas Operator | May 2025 |
| 1270 | Phoenix Oil & Gas LTD., L.L.P. | Houston, TX 77010 | Oil & Gas Operator | Jun 2004 |
| 1271 | Phoenix Oil & Gas, Inc. (A) | Canada, 00100 | Oil & Gas Operator | Oct 2005 |
| 1272 | Phoenix Oil Comp | | Oil Operator | Nov 1988 |
| 1273 | Phoenix Oil Corp | Wichita, KS 67201 | Oil & Gas Operator | Jan 1999 |
| 1274 | Phoenix Oper Co Inc-New Amer | | Oil Operator | Jul 1994 |
| 1275 | Phoenix Operating Co. Of Texas | | Oil Operator | Jul 1995 |
| 1276 | Phoenix Operating Company Of TX. | Dallas, TX 75206 | Oil & Gas Operator | Jun 1995 |
| 1277 | Phoenix Operating Company, Inc. | Shreveport, LA 71161 | Oil & Gas Operator | Mar 2015 |
| 1278 | Phoenix Operating LLC | Denver, CO 80237 | Oil & Gas Operator | Dec 2025 |
| 1279 | Phoenix Operating, Inc | | Oil & Gas Operator | Dec 2025 |
| 1280 | Phoenix Opr Co Inc - West End | | Oil Operator | Dec 1992 |
| 1281 | Phoenix Opr Co Inc-Acc | | Oil Operator | Dec 1992 |
| 1282 | Phoenix Opr Co Inc-Amsterdam | | Oil Operator | Nov 1994 |
| 1283 | Phoenix Opr Co Inc-Broadway | | Oil Operator | Dec 1992 |
| 1284 | Phoenix Opr Co Inc-Caddo | | Oil Operator | Dec 1992 |
| 1285 | Phoenix Opr Co Inc-DS DRLG | | Oil Operator | May 1994 |
| 1286 | Phoenix Opr Co Inc-HGC 1985 | | Oil Operator | Dec 1992 |
| 1287 | Phoenix Opr Co Inc-La Petro As | | Oil Operator | Dec 1992 |
| 1288 | Phoenix Opr Co Inc-Lex 83 | | Oil Operator | Feb 1993 |
| 1289 | Phoenix Opr Co Inc-Nac | | Oil Operator | Dec 1992 |
| 1290 | Phoenix Opr Co Inc-New Amer 85 | | Oil Operator | Dec 1992 |
| 1291 | Phoenix Opr Co Inc-Northern La | | Oil Operator | Dec 1992 |
| 1292 | Phoenix Opr Co Inc-Oc Yacht 85 | | Oil Operator | Dec 1992 |
| 1293 | Phoenix Opr Co Inc-Oc Yacht II | | Oil Operator | Dec 1992 |
| 1294 | Phoenix Opr Co Inc-Ocean Yacht | | Oil Operator | Dec 1992 |
| 1295 | Phoenix Opr Co Inc-Petrovest | | Oil Operator | Dec 1992 |
| 1296 | Phoenix Opr Co Inc-PML | | Oil Operator | Dec 1992 |
| 1297 | Phoenix Opr Co Inc-RBF 1985 | | Oil Operator | Dec 1992 |
| 1298 | Phoenix Opr Co Inc-Rvside '85 | | Oil Operator | Dec 1992 |
| 1299 | Phoenix Opr Co Inc-Salem 1985 | | Oil Operator | Dec 1992 |
| 1300 | Phoenix Opr Co Inc-Shemen | | Oil Operator | Dec 1992 |