| 301 | Pelican Dome Exploration Inc. | Harahan, LA 70123 | Oil & Gas Operator | Aug 2000 |
| 302 | Pemco LLC | Skiatook, OK 74070-4018 | Oil Operator | Feb 2023 |
| 303 | Performance Energy Partners LLC | Barnsdall, OK 74002-0628 | Oil & Gas Operator | Oct 2023 |
| 304 | Performance Operating Company LLC | | Oil & Gas Operator | Jan 2024 |
| 305 | Performance Petroleum Company LLC | Barnsdall, OK 74002-0628 | Oil & Gas Operator | Jan 2024 |
| 306 | Petro-Lewis Corp. | | Oil & Gas Operator | Feb 1994 |
| 307 | Petroleum Explo Prod Inc | Oilton, OK 74052 | Oil & Gas Operator | Jan 2017 |
| 308 | Phillips, Warren P | | Oil & Gas Operator | Apr 2011 |
| 309 | Pierce Oil Company | Skiatook, OK 74070 | Oil & Gas Operator | Nov 2017 |
| 310 | Pierson Max S | Bartlesville, OK 74003-5909 | Oil Operator | Sep 2020 |
| 311 | Plains Marketing & Trans Inc | Houston, TX 76002 | Oil & Gas Operator | Oct 1998 |
| 312 | Proven Reserves Management, Inc. | Dallas, TX 75370 | Oil & Gas Operator | Jan 2024 |
| 313 | Putnam Phyllis L | Bartlesville, OK 74006-7326 | Oil & Gas Operator | May 2021 |
| 314 | R & A Moore, Inc. | Cleburne, TX 76033 | Oil & Gas Operator | Apr 2024 |
| 315 | R & L Oil Company | Copan, OK 74022 | Oil Operator | May 2020 |
| 316 | R C Oil Company Inc | Nowata, OK 74048-3402 | Oil Operator | Nov 2021 |
| 317 | R C Taylor Operating Company LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Jan 2024 |
| 318 | R I G Producers Inc | Dewey, OK 74029 | Oil & Gas Operator | Jul 1999 |
| 319 | R&K Oil Co. | Nocona, TX 76255 | Oil & Gas Operator | Apr 2024 |
| 320 | Rainbow Oil Company | | Oil & Gas Operator | Aug 1999 |
| 321 | Rambler Oil Co | Oklahoma City, OK 73154 | Oil & Gas Operator | Jan 1999 |
| 322 | Red Buck Oil Co. | Copan, OK 74022-0215 | Oil Operator | Nov 2009 |
| 323 | Red Hawk Disposal LLC | | Oil Operator | Jun 2023 |
| 324 | Redbird Oil Company | Bartlesville, OK 74005-2566 | Oil & Gas Operator | Mar 2015 |
| 325 | Revocable Inter VIvos Trust Of Delapp Frankie L | Bartlesville, OK 74006-0307 | Oil & Gas Operator | Feb 2020 |
| 326 | Richardson, Bud II | Graham, TX 76450 | Oil & Gas Operator | Apr 2024 |
| 327 | Ricks Consulting LLC | | Oil Operator | Dec 2023 |
| 328 | Robertson Jay Estate | Tulsa, OK 74127-3029 | Oil & Gas Operator | Jul 2013 |
| 329 | Rockford CBM LLC | Tulsa, OK 74103-4335 | Oil & Gas Operator | Jan 2013 |
| 330 | Rocky Top Energy LLC | | Oil & Gas Operator | Dec 2023 |
| 331 | Rose David | | Oil & Gas Operator | Jul 1995 |
| 332 | Royal Oaks Petroleum Corp | Fort Worth, TX 76116 | Oil & Gas Operator | Dec 2001 |
| 333 | RTD Inc | Bartlesville, OK 74006 | Oil Operator | Jan 1995 |
| 334 | Ry-Co Petroleum | Wann, OK 74083-2052 | Oil & Gas Operator | Feb 2017 |
| 335 | Sallee Oil Corporation | Collinsville, OK 74021-0550 | Oil & Gas Operator | Jan 2024 |
| 336 | Salty Dog Disposal LLC | | Oil Operator | Feb 2024 |
| 337 | Sand Boy Production Company | Bartlesville, OK 74003-9273 | Oil & Gas Operator | Dec 2022 |
| 338 | Schiff & Jackson Oil Producers | Dallas, TX 75206 | Oil & Gas Operator | Jan 2024 |
| 339 | Selby Larry Monroe | Bartlesville, OK 74006 | Oil & Gas Operator | Apr 2020 |
| 340 | Select Operating Company Inc | Dallas, TX 75225 | Oil & Gas Operator | Mar 2014 |
| 341 | Sellmeyer Eugene | Collinsville, OK 74021 | Oil & Gas Operator | Mar 2015 |
| 342 | Sequent Exploration Inc | | Oil & Gas Operator | Oct 2017 |
| 343 | Serendipity Operating LLC | | Oil & Gas Operator | Dec 2023 |
| 344 | Service Clearing Corp. | Dallas, TX 75229 | Oil & Gas Operator | Apr 2024 |
| 345 | Sevitski & Associates Inc | Pryor, OK 74361 | Oil & Gas Operator | Dec 2000 |
| 346 | Shamrock Well Operations LLC | | Oil & Gas Operator | Jan 2024 |
| 347 | Shannon Petroleum Inc | Tulsa, OK 74136-4603 | Oil & Gas Operator | Oct 2016 |
| 348 | Shertzer Charles F | Kilgore, TX 75662 | Oil Operator | Nov 2005 |
| 349 | Siosi Oil & Gas Company | Tulsa, OK 74170-2163 | Oil & Gas Operator | Nov 2013 |
| 350 | Six "E" Trading Company | Allen, OK 74825-0346 | Oil & Gas Operator | Sep 2020 |
| 351 | SM Oil & Gas Inc | Skiatook, OK 74070 | Oil & Gas Operator | Jan 2024 |
| 352 | Smith Cheryl A | Copan, OK 74022 | Oil Operator | Sep 2023 |
| 353 | Smith Petroleum LLC | Barnsdall, OK 74002-0134 | Oil Operator | Jan 2024 |
| 354 | Southern Star Central Gas Pipeline, Inc. | Owensboro, KY 42301 | Oil & Gas Operator | Dec 2023 |
| 355 | Spencer Oil Company | Borger, TX 79007 | Oil & Gas Operator | Jan 2024 |
| 356 | Spencer Oil Company LLC | Dewey, OK 74029-0416 | Oil Operator | Jan 2015 |
| 357 | Spring Operating Company | Edmond, OK 73083-2048 | Oil & Gas Operator | Jan 2024 |
| 358 | Staats, William N | | Oil & Gas Operator | Dec 2023 |
| 359 | Stephens, Autry C. | Midland, TX 79701 | Oil & Gas Operator | Mar 2023 |
| 360 | Stonegate Ranch LLC | Caney, KS 67333 | Oil Operator | Dec 2023 |
| 361 | Stratco, Inc. | Edmond, OK 73013 | Oil & Gas Operator | Mar 2015 |
| 362 | Sun Refining & Marketing | Philadelphia, PA 19103 | Oil & Gas Operator | Jul 2015 |
| 363 | Sunoco Partners MKT & Terminal | Tulsa, OK 74102-2039 | Oil & Gas Operator | Jan 2019 |
| 364 | Superior Companies Inc | Bartlesville, OK 74003-2621 | Oil & Gas Operator | May 2013 |
| 365 | Superior Saltwater Disposal LLC | | Oil & Gas Operator | Dec 2016 |
| 366 | Swain Clinton Edward | Ochelata, OK 74051-2220 | Oil Operator | Nov 2023 |
| 367 | Swanson Douglas L & Sharon | Bartlesville, OK 74003-9319 | Oil Operator | Jan 2024 |
| 368 | Swenton, Michael J. | Tulsa, OK 74105 | Oil & Gas Operator | Dec 2023 |
| 369 | T & S Mud Disposal LLC | Lindsay, OK 73052-0754 | Oil Operator | Mar 2013 |
| 370 | Tank Truck'S Inc | Sapulpa, OK 74067-0569 | Oil Operator | Feb 2024 |
| 371 | Taylor Production Company | Collinsville, OK 74021 | Oil Operator | Nov 1998 |
| 372 | Tec Pipeline LLC | Tulsa, OK 74128 | Oil & Gas Operator | Mar 2015 |
| 373 | Tec Resources, L.L.C. | Tulsa, OK 74128 | Oil & Gas Operator | May 2013 |
| 374 | Terhune Harry C | Bartlesville, OK 74003 | Oil Operator | Feb 1997 |
| 375 | Terhune Opal S | Bartlesville, OK 74006-0472 | Oil Operator | Dec 2023 |
| 376 | Testco Production Company | Watonga, OK 73772-0589 | Oil & Gas Operator | Aug 2013 |
| 377 | Texocan Minerals Inc | Tulsa, OK 74147 | Oil & Gas Operator | Dec 2000 |
| 378 | The Quintin Little Company Inc | Ardmore, OK 73402-1509 | Oil & Gas Operator | Jan 2024 |
| 379 | Thompson Felton | Dewey, OK 74029 | Oil Operator | Jul 1999 |
| 380 | Thompson Roy G | Bartlesville, OK 74006 | Oil & Gas Operator | Feb 1993 |
| 381 | Tiger Trucks Inc | Seminole, OK 74868 | Oil & Gas Operator | Jan 2024 |
| 382 | TJ Oil Company | Borger, TX 79008 | Oil & Gas Operator | Apr 2024 |
| 383 | TKL Oil Properties Inc | Konawa, OK 74849 | Oil & Gas Operator | Dec 2023 |
| 384 | Tonys Crude Oil Reclaiming Plant Inc | | Oil Operator | Dec 2023 |
| 385 | Topco Inc | Tulsa, OK 74105 | Oil & Gas Operator | Nov 2005 |
| 386 | Triple C Properties Inc | Seminole, OK 74818-0481 | Oil & Gas Operator | Jun 2023 |
| 387 | Trout Disposal Well Inc | Hammon, OK 73650-0292 | Oil & Gas Operator | Jul 2016 |
| 388 | Turner Oil Company | Yale, OK 74085-0234 | Oil & Gas Operator | Nov 2014 |
| 389 | United Energy Develop Co LTD | Bartlesville, OK 74003 | Oil Operator | Mar 2004 |
| 390 | VD Oil Company LLC | | Oil Operator | Jan 2024 |
| 391 | Vincent Production Company | | Oil & Gas Operator | Dec 2006 |
| 392 | W S Crude Oil Purchasing Inc | Oklahoma City, OK 73129-7613 | Oil & Gas Operator | May 2008 |
| 393 | Wadkins T Roy | Bartlesville, OK 74006 | Oil & Gas Operator | Nov 2019 |
| 394 | Wallace Sherrie D | Dewey, OK 74029-3924 | Oil & Gas Operator | Jan 2024 |
| 395 | Walton, W. W. | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 1994 |
| 396 | Watt, Larry | Copan, OK 74022 | Oil Operator | Oct 2019 |
| 397 | Watt, Larry D | | Oil Operator | Jul 2023 |
| 398 | Westamerica Corporation | Dewey, OK 74029-0040 | Oil & Gas Operator | Aug 1999 |
| 399 | Western Oil And Gas Development Corp | Oklahoma City, OK 73103-3735 | Oil & Gas Operator | Jan 2024 |
| 400 | WF Operating LLC | Bartlesville, OK 74005-1442 | Oil Operator | May 2023 |