| 1201 | Tom Boyd Drilling Co Inc | Roswell, NM 882021375 | Oil & Gas Operator | Jan 1996 |
| 1202 | Tom Brown Construction, Inc. | Astor, FL 32102 | Oil Operator | Sep 2025 |
| 1203 | Tom Brown Inc | Denver, CO 80202 | Oil & Gas Operator | Dec 2004 |
| 1204 | Tom Coble Oil & Gas LP | Amarillo, TX 79105 | Oil & Gas Operator | Feb 2026 |
| 1205 | Tom E. Johnson Exploration LLC | Midland, TX 79702 | Oil & Gas Operator | Dec 2019 |
| 1206 | Tom Fenno Production LLC | | Oil Operator | Apr 2017 |
| 1207 | Tom Littlepage Oil Properties | | Oil & Gas Operator | Dec 1984 |
| 1208 | Tom Moore Trustee | | Oil Operator | Apr 1986 |
| 1209 | Tom Operating And Minerals LLC | Andrews, TX 79714 | Gas Operator | Feb 2026 |
| 1210 | Tom R Cone | Hobbs, NM 88240 | Oil Operator | Oct 2009 |
| 1211 | Tom West | | Oil & Gas Operator | Nov 1989 |
| 1212 | Tom'S Oil | | Oil Operator | Aug 2025 |
| 1213 | Tom-Tom Operating, LLC | Dallas, TX 75209 | Oil & Gas Operator | Feb 2026 |
| 1214 | Toma Explorations LLC | Shawnee, OK 74801-6925 | Oil & Gas Operator | Feb 2025 |
| 1215 | Toma Oil & Gas, Inc. | Corpus Chrsti, TX 78411 | Oil & Gas Operator | Oct 1997 |
| 1216 | Tomahawk Oil Company, Inc. | Roundup, MT 59072 | Oil Operator | Dec 2025 |
| 1217 | Tomahawk Operating Co | Elida, NM 88116 | Oil & Gas Operator | Aug 2014 |
| 1218 | Tomahawk Operating, LLC | Elida, NM 88116 | Oil & Gas Operator | Apr 2018 |
| 1219 | Tomar Petroleum Inc | Dallas, TX 75225 | Oil & Gas Operator | Mar 2001 |
| 1220 | Tomco Oil & Gas Inc. | Comanche, TX 76442 | Oil & Gas Operator | Feb 2026 |
| 1221 | Tomco Oil Incorp | | Oil Operator | Nov 1989 |
| 1222 | Tomco Oil, Inc. | Atlanta, KS 67008 | Oil & Gas Operator | Sep 2025 |
| 1223 | Tomel Production, LLC | Dallas, TX 75360 | Oil & Gas Operator | Feb 2026 |
| 1224 | Tomkat Limited | | Oil & Gas Operator | Jul 1995 |
| 1225 | Tomkat, LTD. | Wichita, KS 67278 | Oil & Gas Operator | Oct 2009 |
| 1226 | Tomlinson Interest | | Oil & Gas Operator | Jun 2013 |
| 1227 | Tomlinson Interests | | Oil & Gas Operator | Jan 1983 |
| 1228 | Tomlinson Oil Co Inc | Great Bend, KS 67530 | Oil & Gas Operator | May 2025 |
| 1229 | Tomlinson Operating, LLC | Ketchum, ID 83340 | Oil & Gas Operator | Oct 2014 |
| 1230 | Tomlinson W E | Comanche, OK 73529-9561 | Oil Operator | Aug 1996 |
| 1231 | Tomlinson, John Oil Operator | Batson, TX 77519 | Oil & Gas Operator | Mar 2008 |
| 1232 | Tomlinson, Sid | Hays, KS 67601 | Oil & Gas Operator | Sep 2002 |
| 1233 | Tomlinson, Thomas K. Inc. | Port Lavaca, TX 77979 | Oil & Gas Operator | Jul 2003 |
| 1234 | Tommy A. Paul | | Oil Operator | Oct 2020 |
| 1235 | Tommy Joe Jenny | | Gas Operator | Nov 2024 |
| 1236 | Tomorrows Energy Exploration Inc | Okmulgee, OK 74447 | Oil & Gas Operator | Nov 2025 |
| 1237 | Tompkins, Kevin D. | Kilgore, TX 75663 | Oil Operator | Feb 2026 |
| 1238 | Tomsco Energy | Artesia, NM 88210 | Oil & Gas Operator | Mar 1996 |
| 1239 | Tomsha LLC | Bryson, TX 76427 | Oil Operator | Feb 2026 |
| 1240 | Tomson Theodore A | Brackenridge, PA 15014 | Gas Operator | Dec 2025 |
| 1241 | Tomstan Drilling Company | Jackson, OH 45640-7120 | Gas Operator | Dec 2016 |
| 1242 | Tonda Oil Company | Independence, KS 67301 | Oil & Gas Operator | Jul 1996 |
| 1243 | Toney Branch Gas Company | Huntington, WV 25702-0086 | Gas Operator | Dec 2021 |
| 1244 | Toney, W.L. | Borger, TX 79007 | Oil & Gas Operator | Oct 2012 |
| 1245 | Tong Petrotech Inc. | Houston, TX 77079 | Oil & Gas Operator | Feb 2026 |
| 1246 | Tongue Schuster And Associates Inc | | Oil & Gas Operator | Feb 2007 |
| 1247 | Tonk Creek Oil Company | Aspermont, TX 79502 | Oil & Gas Operator | Feb 2026 |
| 1248 | Tonka Energy Inc. | | Oil & Gas Operator | Dec 2004 |
| 1249 | Tonka Oil & Gas Production Inc | Buffalo, WY 82834 | Oil & Gas Operator | Sep 1999 |
| 1250 | Tonkawa Saltwater Disposal LLC | Woodward, OK 73801 | Oil Operator | Dec 2015 |
| 1251 | Tonner Hills SSP LLC | | Oil & Gas Operator | Dec 2012 |
| 1252 | Tonner Petroleum LLC | Dallas, TX 75248-3326 | Oil Operator | Feb 2011 |
| 1253 | Tonto Petroleum Corporation | Post, TX 79356 | Oil & Gas Operator | Jan 2007 |
| 1254 | Tontol, LLC | Scottsdale, AZ 85250 | Oil Operator | Sep 2025 |
| 1255 | Tony High Operating | Walters, OK 73572-3928 | Oil & Gas Operator | Jun 2018 |
| 1256 | Tony Oil Company | | Oil & Gas Operator | Nov 2025 |
| 1257 | Tony'S Disposal Service Inc | Yale, OK 74085 | Oil Operator | Aug 1997 |
| 1258 | Tonys Crude Oil Reclaiming Plant Inc | | Oil Operator | Nov 2025 |
| 1259 | Tooby Farms | | Gas Operator | Dec 1989 |
| 1260 | Toomey Oil Company Inc | Tulsa, OK 74120 | Oil & Gas Operator | Nov 2025 |
| 1261 | Top O'Texas Energy, L.P. | Pampa, TX 79066 | Oil & Gas Operator | Feb 2026 |
| 1262 | Top O'Texas Production Co. | Pampa, TX 79065 | Oil & Gas Operator | May 2024 |
| 1263 | Top O'Texas Production, Inc. | Odessa, TX 79764 | Oil & Gas Operator | Feb 1997 |
| 1264 | Top Op, L.L.C. | Houston, TX 77077 | Oil & Gas Operator | May 2020 |
| 1265 | Top Operating Company | | Oil & Gas Operator | Jul 2022 |
| 1266 | Topat Oil Corporation | Midland, TX 79701 | Oil & Gas Operator | Sep 2017 |
| 1267 | Topaz Oil & Gas Inc | Fort Collins, CO 80627 | Gas Operator | Nov 2019 |
| 1268 | Topaz Oil Company | Diboll, TX 75941 | Oil & Gas Operator | Apr 1994 |
| 1269 | Topco Inc | Tulsa, OK 74105 | Oil & Gas Operator | Nov 2005 |
| 1270 | Topko N. Wilmington Prtnrship. | | Oil & Gas Operator | Dec 1995 |
| 1271 | Topper Oil Company | Borger, TX 79007 | Oil & Gas Operator | Feb 2026 |
| 1272 | Tops Operating Co.,Inc. | | Oil Operator | Dec 1985 |
| 1273 | Topsail Secondary Recovery LLC | Edmond, OK 73013 | Oil & Gas Operator | Feb 2025 |
| 1274 | Tor Energy, LLC | Temple, TX 76501 | Oil & Gas Operator | Feb 2026 |
| 1275 | Tora Oil & Gas | Hobbs, NM 88240 | Oil & Gas Operator | Jan 2008 |
| 1276 | Tora Oil & Gas, LLC | Jal, NM 88252 | Oil & Gas Operator | Dec 2020 |
| 1277 | Torch E & P Company | Houston, TX 77010 | Oil & Gas Operator | Jan 2015 |
| 1278 | Torch Energy Services, Inc. | Houston, TX 77010 | Oil & Gas Operator | Sep 2011 |
| 1279 | Torch Oil & Gas Company | Houston, TX 77010 | Oil & Gas Operator | Aug 1997 |
| 1280 | Torch Operating Company | Houston, TX 77010 | Oil & Gas Operator | Mar 2015 |
| 1281 | Torch Operating LLC | Fort Worth, TX 76135 | Oil & Gas Operator | Oct 2020 |
| 1282 | Torch Opr Co-Stone Petr Corp | | Oil & Gas Operator | Jul 1997 |
| 1283 | Toreador Exploration & Prod Inc | Dallas, TX 75240 | Oil & Gas Operator | Feb 2008 |
| 1284 | Torent Oil & Gas Co | Canfield, OH 44406 | Oil & Gas Operator | Dec 2001 |
| 1285 | Tornado Energy Corporation | Sugarland, TX 77479-7124 | Oil & Gas Operator | Nov 2014 |
| 1286 | Torrance Petroleum Inc. | | Oil & Gas Operator | Dec 2003 |
| 1287 | Torrent Oil LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2026 |
| 1288 | Torreon Oil Co | FT Worth, TX 76126 | Oil & Gas Operator | Sep 2008 |
| 1289 | Torrey, Martha M. | Limestone, NY 14753 | Oil & Gas Operator | Dec 2024 |
| 1290 | Torrid Energy Company | | Oil & Gas Operator | Jun 1988 |
| 1291 | Tortuga Oil & Mineral | | Oil & Gas Operator | Dec 1983 |
| 1292 | Tortuga Operating Company | Houston, TX 77055 | Oil & Gas Operator | Feb 2026 |
| 1293 | Tosco Enhanced Oil Recovery Corporation | | Oil Operator | Dec 1981 |
| 1294 | Toshic Dynamics, LLC | Scottsdale, AZ 85251 | Oil Operator | Nov 2006 |
| 1295 | Tot Richards Family LP | Abilene, TX 79601 | Oil & Gas Operator | Feb 2026 |
| 1296 | Totah Production | Duncan, OK 73533-9406 | Oil Operator | Mar 2015 |
| 1297 | Total E&P USA, Inc. | Houston, TX 77210 | Oil & Gas Operator | May 2025 |
| 1298 | Total Minatome Corporation | Houston, TX 77210 | Oil & Gas Operator | Dec 1998 |
| 1299 | Total Petroleum Inc | Houston, TX 77210 | Oil & Gas Operator | Feb 1998 |
| 1300 | Totalfinaelf E&P USA Inc | Houston, TX 77024 | Oil & Gas Operator | Jul 2007 |