| 29201 | Tooby Farms | | Gas Operator | Dec 1989 |
| 29202 | Toomey Oil Company Inc | Tulsa, OK 74120 | Oil & Gas Operator | Jan 2026 |
| 29203 | Top O'Texas Energy, L.P. | Pampa, TX 79066 | Oil & Gas Operator | Sep 2026 |
| 29204 | Top O'Texas Production Co. | Pampa, TX 79065 | Oil & Gas Operator | May 2024 |
| 29205 | Top O'Texas Production, Inc. | Odessa, TX 79764 | Oil & Gas Operator | Feb 1997 |
| 29206 | Top Op, L.L.C. | Houston, TX 77077 | Oil & Gas Operator | May 2020 |
| 29207 | Top Operating Company | | Oil & Gas Operator | May 2022 |
| 29208 | Topat Oil Corporation | Midland, TX 79701 | Oil & Gas Operator | Sep 2017 |
| 29209 | Topaz Oil & Gas Inc | Fort Collins, CO 80627 | Gas Operator | Nov 2019 |
| 29210 | Topaz Oil Company | Diboll, TX 75941 | Oil & Gas Operator | Apr 1994 |
| 29211 | Topco Inc | Tulsa, OK 74105 | Oil & Gas Operator | Nov 2005 |
| 29212 | Topko N. Wilmington Prtnrship. | | Oil & Gas Operator | Dec 1995 |
| 29213 | Topper Oil Company | Borger, TX 79007 | Oil & Gas Operator | Sep 2026 |
| 29214 | Tops Operating Co.,Inc. | | Oil Operator | Dec 1985 |
| 29215 | Topsail Secondary Recovery LLC | Edmond, OK 73013 | Oil & Gas Operator | Feb 2025 |
| 29216 | Tor Energy, LLC | Temple, TX 76501 | Oil & Gas Operator | Sep 2026 |
| 29217 | Tora Oil & Gas | Hobbs, NM 88240 | Oil & Gas Operator | Jan 2008 |
| 29218 | Tora Oil & Gas, LLC | Jal, NM 88252 | Oil & Gas Operator | Dec 2020 |
| 29219 | Torch E & P Company | Houston, TX 77010 | Oil & Gas Operator | Jan 2015 |
| 29220 | Torch Energy Services, Inc. | Houston, TX 77010 | Oil & Gas Operator | Sep 2011 |
| 29221 | Torch Oil & Gas Company | Houston, TX 77010 | Oil & Gas Operator | Aug 1997 |
| 29222 | Torch Operating Company | Houston, TX 77010 | Oil & Gas Operator | Mar 2015 |
| 29223 | Torch Operating LLC | Fort Worth, TX 76135 | Oil & Gas Operator | Oct 2020 |
| 29224 | Torch Opr Co-Stone Petr Corp | | Oil & Gas Operator | Jul 1997 |
| 29225 | Toreador Exploration & Prod Inc | Dallas, TX 75240 | Oil & Gas Operator | Feb 2008 |
| 29226 | Torent Oil & Gas Co | Canfield, OH 44406 | Oil & Gas Operator | Dec 2001 |
| 29227 | Tornado Energy Corporation | Sugarland, TX 77479-7124 | Oil & Gas Operator | Nov 2014 |
| 29228 | Torno, Robert D. III | East Bloomfield, NY 14469 | Gas Operator | Dec 2025 |
| 29229 | Torrance Petroleum Inc. | | Oil & Gas Operator | Dec 2003 |
| 29230 | Torrent Oil LLC | Houston, TX 77002 | Oil & Gas Operator | Sep 2026 |
| 29231 | Torreon Oil Co | FT Worth, TX 76126 | Oil & Gas Operator | Sep 2008 |
| 29232 | Torrey, Martha M. | Limestone, NY 14753 | Oil & Gas Operator | Dec 2025 |
| 29233 | Torrid Energy Company | | Oil & Gas Operator | Jun 1988 |
| 29234 | Tortuga Operating Company | Houston, TX 77055 | Oil & Gas Operator | Sep 2026 |
| 29235 | Tosco Enhanced Oil Recovery Corporation | | Oil Operator | Dec 1981 |
| 29236 | Toshic Dynamics, LLC | Scottsdale, AZ 85251 | Oil Operator | Nov 2006 |
| 29237 | Tot Richards Family LP | Abilene, TX 79601 | Oil & Gas Operator | Sep 2026 |
| 29238 | Totah Production | Duncan, OK 73533-9406 | Oil Operator | Mar 2015 |
| 29239 | Total E&P USA, Inc. | Houston, TX 77210 | Oil & Gas Operator | May 2025 |
| 29240 | Total Minatome Corporation | Houston, TX 77210 | Oil & Gas Operator | Dec 1998 |
| 29241 | Total Petroleum Inc | Houston, TX 77210 | Oil & Gas Operator | Feb 1998 |
| 29242 | Totalfinaelf E&P USA Inc | Houston, TX 77024 | Oil & Gas Operator | Jul 2007 |
| 29243 | Toto Energy, LLC | Spring, TX 77380 | Oil & Gas Operator | Dec 2019 |
| 29244 | Totten Resources | | Oil Operator | Sep 2007 |
| 29245 | Touchstone Properties, Inc. | | Oil Operator | Mar 1988 |
| 29246 | Touchstone Resources USA, Inc. | Houston, TX 77002 | Oil & Gas Operator | Oct 2006 |
| 29247 | Touchstone Trading & Transportation Inc | | Oil Operator | Mar 2025 |
| 29248 | Tower Drilling Corporation | | Oil & Gas Operator | Dec 2021 |
| 29249 | Tower Energy Corporation | Sapulpa, OK 74067-0837 | Oil & Gas Operator | Mar 2015 |
| 29250 | Tower Oil & Gas Company Inc | Englewood, CO 80111 | Oil & Gas Operator | May 2001 |
| 29251 | Tower Resources Inc | Conroe, TX 77304 | Oil & Gas Operator | Sep 2026 |
| 29252 | Tower Wanda L Nations | Oklahoma City, OK 73123 | Oil & Gas Operator | Aug 1996 |
| 29253 | Town Of Aurora | East Aurora, NY 14052 | Gas Operator | Dec 2025 |
| 29254 | Town Of Chautauqua | Mayville, NY 14757 | Gas Operator | Dec 2025 |
| 29255 | Town Of Newstead | Akron, NY 14001 | Gas Operator | Dec 2025 |
| 29256 | Town Of West Seneca | West Seneca, NY 14224 | Gas Operator | Dec 2025 |
| 29257 | Town Oil Co. | Paola, KS 66071 | Oil & Gas Operator | Mar 2026 |
| 29258 | Towne Exploration Company LP | | Oil & Gas Operator | Jul 2026 |
| 29259 | Townes, Don | Clarksville, TX 75426 | Oil & Gas Operator | Sep 2026 |
| 29260 | Townsend Company | Abilene, TX 79608 | Oil & Gas Operator | Dec 2021 |
| 29261 | Townsend Operating Company | | Oil & Gas Operator | Jan 2008 |
| 29262 | Townsend V E | Ada, OK 74820 | Oil & Gas Operator | May 2013 |
| 29263 | Townsend, R. F. Trustee | Dallas, TX 75201 | Oil & Gas Operator | Dec 1994 |
| 29264 | TPC Exploration, LLC | May, TX 76857 | Oil & Gas Operator | Sep 2026 |
| 29265 | TPC Operating Inc. | | Oil & Gas Operator | Dec 2025 |
| 29266 | Tpet Management Inc. | Dallas, TX 75204 | Oil & Gas Operator | Dec 1997 |
| 29267 | Tpet, Inc. | Dallas, TX 75204 | Oil & Gas Operator | Mar 2008 |
| 29268 | TR Crude LLC | Independence, KS 67301 | Oil Operator | Aug 2024 |
| 29269 | TR Offshore, LLC | Corpus Christ, TX 78413 | Oil & Gas Operator | Sep 2026 |
| 29270 | TR Operating LLC | Graham, TX 76450 | Oil Operator | Jul 2026 |
| 29271 | Trace Energy Management Inc | Weatherford, TX 76086 | Oil & Gas Operator | Sep 2026 |
| 29272 | Trace Oil & Gas LP | Cement, OK 73017 | Oil & Gas Operator | May 2026 |
| 29273 | Trace Operating Co & R Hudson | Pawhuska, OK 74056 | Oil & Gas Operator | Aug 2013 |
| 29274 | Trace Operating, LLC | Fort Worth, TX 76116 | Oil & Gas Operator | Sep 2026 |
| 29275 | Trace Operators, Inc. | | Oil & Gas Operator | Nov 2024 |
| 29276 | Tracer Energy, Inc. | Graham, TX 76450 | Oil & Gas Operator | Nov 1998 |
| 29277 | Tracer Operating, Inc. | Graham, TX 76450 | Oil & Gas Operator | Sep 2026 |
| 29278 | Trachtenberg Daniel S | Houston, TX 77071 | Oil Operator | Apr 2026 |
| 29279 | Tracker Mineral | Clyde, TX 79510 | Oil & Gas Operator | Sep 2026 |
| 29280 | Tracker Oil & Gas, Inc. | Bastrop, TX 78602 | Oil & Gas Operator | Sep 2026 |
| 29281 | Tracker Resource Dev III, LLC | Englewood, CO 80112 | Oil & Gas Operator | Jul 2021 |
| 29282 | Tracker Resource Development II, LLC | | Oil & Gas Operator | Feb 2011 |
| 29283 | Trackstar Energies LLC | Colorado Springs, CO 80919-3233 | Oil Operator | Mar 2023 |
| 29284 | Tracy & Associates Inc | Ada, OK 74820 | Oil & Gas Operator | Apr 2014 |
| 29285 | Tracy Co. | Rockdale, TX 76567 | Oil & Gas Operator | Mar 2022 |
| 29286 | Tracy Operating Co., LLC | Rockdale, TX 76567 | Oil & Gas Operator | Sep 2026 |
| 29287 | Tracy Production | Lindale, TX 75771 | Oil & Gas Operator | Sep 2026 |
| 29288 | Trade & Development Corp | | Oil & Gas Operator | Nov 1996 |
| 29289 | Tradestar Energy, Inc. | Hot Springs, AR 71913 | Oil Operator | Feb 2021 |
| 29290 | Tradition Resources LLC | Houston, TX 77002 | Oil & Gas Operator | Jan 2014 |
| 29291 | Tradition Resources Oper, LLC | Houston, TX 77002 | Oil & Gas Operator | Jul 2017 |
| 29292 | Trafalgar House Oil & Gas Inc | Houston, TX 77002-7346 | Oil & Gas Operator | Jan 1992 |
| 29293 | Trahan Petroleum Inc | | Oil Operator | Jul 2026 |
| 29294 | Trail Mountain, Inc. | Artesia, NM 88210 | Oil & Gas Operator | Jan 2016 |
| 29295 | Trail Ridge Energy Partners, LLC | Grapevine, TX 76051 | Oil & Gas Operator | Jun 2026 |
| 29296 | Trail Ridge Energy PRTNS II LLC | Grapevine, TX 76051 | Oil & Gas Operator | Jun 2017 |
| 29297 | Trailblazer Energy LLC | Plano, TX 75075 | Oil & Gas Operator | Jun 2026 |
| 29298 | Trailblazer Energy Resources, LLC | Tulsa, OK 74136 | Oil & Gas Operator | Sep 2026 |
| 29299 | Trailblazer Oil & Gas LLC | Goliad, TX 77963 | Oil & Gas Operator | Sep 2026 |
| 29300 | Trailhead Exploration, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2026 |