| 6201 | Triple C Properties Inc | Seminole, OK 74818 | Oil & Gas Operator | Sep 2024 |
| 6202 | Triple Diamond Energy Operating LLC | Dallas, TX 75254-8352 | Oil & Gas Operator | Jun 2014 |
| 6203 | Triple G Trucks | Asher, OK 74826 | Oil & Gas Operator | Jun 2002 |
| 6204 | Triple G Well Service, Inc. | Muenster, TX 76252 | Oil & Gas Operator | Nov 2024 |
| 6205 | Triple H Operating | Tryon, OK 74875-6235 | Oil Operator | Apr 2022 |
| 6206 | Triple L Management Co Inc | Edmond, OK 73025-2908 | Oil & Gas Operator | Apr 2018 |
| 6207 | Triple S Drilling Company | Leonard, OK 74043 | Oil & Gas Operator | Feb 2012 |
| 6208 | Triple W Oil Inc | Chandler, OK 74834-0546 | Oil & Gas Operator | May 2013 |
| 6209 | Tripledee Drilling Co Inc | Ardmore, OK 73402-1888 | Oil & Gas Operator | Dec 2015 |
| 6210 | Tripledee Operating Company LLC | Ardmore, OK 73401 | Oil & Gas Operator | Nov 2022 |
| 6211 | Triplett Larry W | Oklahoma City, OK 73112-5325 | Oil & Gas Operator | Mar 2015 |
| 6212 | Tripower Resources LLC | Ardmore, OK 73402 | Oil & Gas Operator | Nov 2024 |
| 6213 | Tripower Resources, Inc. | Ardmore, OK 73402 | Oil & Gas Operator | Mar 2020 |
| 6214 | Trissell Alva Lee | Willow, OK 73673-9602 | Oil Operator | Apr 2020 |
| 6215 | Tritex Production Co. | Iowa Park, TX 76367 | Oil & Gas Operator | Jan 2013 |
| 6216 | Triton Oil & Gas Corp. | Houston, TX 77002 | Oil & Gas Operator | Nov 2014 |
| 6217 | Triumph Energy Partners LLC | Oklahoma City, OK 73102-5804 | Oil & Gas Operator | Aug 2024 |
| 6218 | Triumph Energy, Inc. | Lafayette, LA 70505 | Oil & Gas Operator | Nov 2015 |
| 6219 | Triumph Resources Inc | Oklahoma City, OK 73114 | Oil & Gas Operator | Nov 2004 |
| 6220 | Trivestco Energy Company | Ponca City, OK 74601 | Oil & Gas Operator | Sep 2024 |
| 6221 | Trojan Resources LLC | Sapulpa, OK 74066-8095 | Oil Operator | Sep 2024 |
| 6222 | Trout Disposal Well Inc | Hammon, OK 73650 | Oil & Gas Operator | Jul 2016 |
| 6223 | Troy Energy Operating LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Sep 2024 |
| 6224 | Troyer Howard E | Tulsa, OK 74133-8016 | Oil & Gas Operator | Dec 2014 |
| 6225 | TRP Operating LLC | Houston, TX 77024 | Oil & Gas Operator | Nov 2024 |
| 6226 | TRP-Ok Properties LLC | Norman, OK 73072 | Oil & Gas Operator | Sep 2024 |
| 6227 | Tru Operating LLC | Denton, TX 76201 | Oil & Gas Operator | Apr 2023 |
| 6228 | Truckers Disposal Inc | Skiatook, OK 74070 | Oil & Gas Operator | Sep 2024 |
| 6229 | True Performance Administrators LLC | Tulsa, OK 74137 | Oil & Gas Operator | Sep 2024 |
| 6230 | Trueblood Resources, Inc. | Denver, CO 80222 | Oil & Gas Operator | Nov 2024 |
| 6231 | Truevine Gas Company | Ada, OK 74821-1422 | Oil & Gas Operator | Jul 2024 |
| 6232 | Truevine Operating LLC | Ada, OK 74821-1422 | Oil & Gas Operator | Aug 2024 |
| 6233 | Truluck Enterprises LLC | Wichita Falls, TX 76308-4454 | Oil & Gas Operator | Apr 2015 |
| 6234 | Truth Resources LP | Houston, TX 77090 | Oil Operator | Sep 2021 |
| 6235 | Tucker Gary & Deedee | Jennings, OK 74038 | Oil & Gas Operator | May 2024 |
| 6236 | Tucker Ron & Co | Norman, OK 73069-8511 | Gas Operator | Sep 2017 |
| 6237 | Tucker Tim | Hominy, OK 74035 | Oil Operator | Aug 2024 |
| 6238 | Tucson Oil & Gas Inc | | Oil & Gas Operator | Aug 1994 |
| 6239 | Tulsa Energy Inc | Tulsa, OK 74133 | Oil & Gas Operator | May 2013 |
| 6240 | Tulsa Energy Partners LLC | Tulsa, OK 74103-4461 | Oil & Gas Operator | Sep 2024 |
| 6241 | Tulsa Minerals Inc | Tulsa, OK 74136-1045 | Oil & Gas Operator | May 2013 |
| 6242 | Tulum Corporation | Oklahoma City, OK 73101-0125 | Oil & Gas Operator | Jan 2024 |
| 6243 | Turnbow John R Company | Tulsa, OK 74120-2420 | Oil & Gas Operator | Aug 2006 |
| 6244 | Turner Jeff | Marlow, OK 73055-9864 | Oil & Gas Operator | Apr 2007 |
| 6245 | Turner John O | Drumright, OK 74030-1216 | Oil & Gas Operator | Feb 1998 |
| 6246 | Turner Oil Company | Yale, OK 74085-0234 | Oil & Gas Operator | Nov 2014 |
| 6247 | Turner Randall L | Duncan, OK 73533-4826 | Oil Operator | Jul 2024 |
| 6248 | Turner Resources Inc | Hennessey, OK 73742 | Oil & Gas Operator | Aug 2024 |
| 6249 | Turntable Energy Inc | Ponca City, OK 74604 | Oil & Gas Operator | Aug 2024 |
| 6250 | Turpin Ledon Production | Ada, OK 74820-0549 | Oil Operator | Aug 2024 |
| 6251 | Tuscany Operating LLC | Oklahoma City, OK 73106 | Oil & Gas Operator | Sep 2014 |
| 6252 | Tuthill S Keith & Bill Barbee | Amarillo, TX 79101-1427 | Oil & Gas Operator | Dec 2004 |
| 6253 | Twenty First Century Res Inc | Lajolla, CA 92037-7044 | Oil & Gas Operator | Mar 2015 |
| 6254 | Twenty/Twenty Oil & Gas Inc | Hennessey, OK 73742 | Oil & Gas Operator | Sep 2024 |
| 6255 | Twilight Energy LLC | Fort Worth, TX 76185 | Oil & Gas Operator | Nov 2024 |
| 6256 | Twin Eagle Petroleum Corp | Tulsa, OK 74136 | Oil & Gas Operator | Jun 2002 |
| 6257 | Twisted Oak Operating LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Sep 2024 |
| 6258 | Twisted Resources Inc | Blanchard, OK 73010-8463 | Oil & Gas Operator | Sep 2024 |
| 6259 | Two Gems Company | McAlester, OK 74502-1996 | Oil & Gas Operator | Jul 2024 |
| 6260 | Two Pines | Drumright, OK 74030-5502 | Oil & Gas Operator | Feb 2012 |
| 6261 | Txo Production Corp. | Ganado, TX 77962 | Oil & Gas Operator | Aug 2022 |
| 6262 | Txok Energy Resources Company | Tulsa, OK 74172-0140 | Oil & Gas Operator | Feb 2017 |
| 6263 | Tyler Enterprises Inc | Bristow, OK 74010-3192 | Oil & Gas Operator | Feb 2004 |
| 6264 | Tyler Oil Company | Billings, MT 59104-3203 | Oil & Gas Operator | Nov 2019 |
| 6265 | Tyson Gary | Hobart, OK 73651-6413 | Oil & Gas Operator | Mar 2018 |
| 6266 | Tyson Olan | Hobart, OK 73651-6413 | Oil & Gas Operator | Apr 2015 |
| 6267 | Tytan Operating Company LLC | Edmond, OK 73083-3794 | Oil & Gas Operator | May 2016 |
| 6268 | U S Drilling Company Inc | Holdenville, OK 74848-0913 | Oil & Gas Operator | Mar 2017 |
| 6269 | U S Oil Reclaimers LLC | Drumright, OK 74030-1155 | Oil Operator | Jun 2023 |
| 6270 | U.S. Energy Development Corp | Arlington, TX 76011 | Oil & Gas Operator | Nov 2024 |
| 6271 | U.S. Energy Partners LLC | Tulsa, OK 74105 | Oil Operator | Aug 2024 |
| 6272 | Ultramar Oil & Gas LTD | Houston, TX 77060 | Oil & Gas Operator | Jul 1995 |
| 6273 | Umberham Oil Company Inc | Oklahoma City, OK 73151-4000 | Oil & Gas Operator | Sep 2024 |
| 6274 | Umc Petroleum Corporation | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
| 6275 | Unbridled Resources, LLC | Houston, TX 77002 | Oil & Gas Operator | Nov 2024 |
| 6276 | Underwood Oil And Gas LLC | Chandler, OK 74834-1414 | Oil & Gas Operator | Sep 2024 |
| 6277 | Unicon Producing Company | Houston, TX 75252 | Gas Operator | Mar 1994 |
| 6278 | Union Oil Co Of California | Midland, TX 79706 | Oil & Gas Operator | Jan 2022 |
| 6279 | Union Resources Inc | | Oil & Gas Operator | Dec 1996 |
| 6280 | Union Texas Petroleum Corp. | Houston, TX 77252-2120 | Oil & Gas Operator | Dec 2014 |
| 6281 | Union Texas Products Corp | Houston, TX 77252 | Oil & Gas Operator | Nov 1994 |
| 6282 | Union Valley Petroleum Corporation | Enid, OK 73701 | Oil & Gas Operator | Sep 2024 |
| 6283 | Unit Drilling & Exploration Co | Tulsa, OK 74132-5300 | Oil & Gas Operator | Aug 2024 |
| 6284 | Unit Petroleum Company | Tulsa, OK 74170 | Oil & Gas Operator | Nov 2024 |
| 6285 | United Energy & Expl Inc | Ada, OK 74821-2449 | Oil & Gas Operator | Sep 2024 |
| 6286 | United Energy & Exploration LLC | Ada, OK 74821 | Oil & Gas Operator | Sep 2024 |
| 6287 | United Energy Develop Co LTD | Bartlesville, OK 74003 | Oil Operator | Mar 2004 |
| 6288 | United Energy Operating, LLC | Edmond, OK 73083 | Oil & Gas Operator | Nov 2024 |
| 6289 | United Energy Trading LLC | Tulsa, OK 74133 | Gas Operator | Feb 2015 |
| 6290 | United Oil Corporation | Denver, CO 80202-3813 | Oil & Gas Operator | Aug 2024 |
| 6291 | United Primary Resources Inc | Milton, WA 98354-9361 | Oil & Gas Operator | Feb 2016 |
| 6292 | United Producers Inc | Broken Arrow, OK 74012-8247 | Oil & Gas Operator | Mar 2020 |
| 6293 | United Production Company LLC | Edmond, OK 73003 | Oil & Gas Operator | Sep 2024 |
| 6294 | United States Gypsum Co | Oakfield, NY 14125 | Oil & Gas Operator | Dec 2023 |
| 6295 | United States Trading & Trans | Dallas, TX 75380-3342 | Oil & Gas Operator | Dec 1994 |
| 6296 | United Texas Petroleum Inc. | McKinney, TX 75070 | Oil & Gas Operator | Nov 2024 |
| 6297 | Universal Drilling Co., Inc. | Denver, CO 80203 | Oil & Gas Operator | Sep 2003 |
| 6298 | Universal Exploration Inc | Wadsworth, OH 44281-9460-9460 | Oil & Gas Operator | Feb 2012 |
| 6299 | Universal Fuels Company | | Oil & Gas Operator | Oct 1993 |
| 6300 | Upland Operating, LLC | Dallas, TX 75226 | Oil & Gas Operator | Nov 2024 |