| 10401 | Fowler Oil & Gas LLC | Fort Worth, TX 76109 | Oil & Gas Operator | May 2026 |
| 10402 | Fox Auto Sales Of Tennessee, Inc | | Oil Operator | Dec 2012 |
| 10403 | Fox Construction, Inc. | North Collins, NY 14111 | Gas Operator | Dec 2024 |
| 10404 | Fox Jr Jimmy D | Bartlesville, OK 74003 | Oil & Gas Operator | Nov 2005 |
| 10405 | Fox Northeastern Oil & Gas Corp | Dewey, OK 74029 | Oil & Gas Operator | Feb 2026 |
| 10406 | Fox Oil And Gas Inc | Houston, TX 77002 | Gas Operator | Dec 2002 |
| 10407 | Fox Oil, Inc. | Iowa Park, TX 76367 | Oil & Gas Operator | Feb 1999 |
| 10408 | Fox Operating Company | Dallas, TX 75240 | Oil & Gas Operator | Feb 2026 |
| 10409 | Fox Production Co LLC | Ardmore, OK 73401-6305 | Oil & Gas Operator | Aug 2009 |
| 10410 | Fox, Don | Chase, KS 67524 | Oil & Gas Operator | Jul 2006 |
| 10411 | Fox, Hewitt B., Inc. | Corpus Christ, TX 78411 | Oil & Gas Operator | May 2026 |
| 10412 | Fox, Warren F. Family Trust | Plains, KS 67869 | Oil Operator | Jun 2016 |
| 10413 | Foxborough Energy Company, LLC | Nichols Hill, OK 73116 | Oil & Gas Operator | May 2026 |
| 10414 | Foxfire Expl. | | Oil Operator | Jun 1997 |
| 10415 | Foxfire Explorat | | Oil Operator | Dec 1986 |
| 10416 | Foxfire Productions, Inc. | Corsicana, TX 75110 | Oil Operator | Jul 2014 |
| 10417 | FP Inc. | Oklahoma City, OK 73154 | Oil & Gas Operator | Dec 2008 |
| 10418 | FP Operations, LLC | Dallas, TX 75219 | Oil & Gas Operator | Jan 2026 |
| 10419 | Fpco Oil & Gas Co. | New Orleans, LA 70160 | Oil & Gas Operator | Dec 2025 |
| 10420 | Fraco Services, Inc. | Burkburnett, TX 76354 | Oil Operator | May 2026 |
| 10421 | Fractal Operating LLC | Ardmore, OK 73401-6515 | Gas Operator | Sep 2020 |
| 10422 | Fram Operating LLC | | Oil & Gas Operator | Dec 2018 |
| 10423 | Fran Oil, Inc. | | Oil & Gas Operator | Dec 2024 |
| 10424 | Frances Oil Co. | Corsicana, TX 75110 | Oil & Gas Operator | May 2026 |
| 10425 | Francis Oil & Gas, LLC | | Oil & Gas Operator | Jan 2011 |
| 10426 | Francis Well Service, Inc. | Sandyville, WV 25275 | Oil & Gas Operator | Dec 2021 |
| 10427 | Francis, Joseph | | Oil Operator | Dec 1982 |
| 10428 | Francis-Guido Oil Expl. Inc. | | Oil Operator | Feb 1986 |
| 10429 | Francis-Guido Operating Co Inc | | Oil & Gas Operator | Dec 1987 |
| 10430 | Francisco Creek Operating, Inc. | Castroville, TX 78009 | Oil Operator | May 2026 |
| 10431 | Frank B McGrath | | Gas Operator | Nov 2011 |
| 10432 | Frank B. Aumiller | | Oil Operator | Jun 1991 |
| 10433 | Frank Brendel Oil & Gas LLC | Canal Fulton, OH 44614-5817 | Oil & Gas Operator | Dec 2025 |
| 10434 | Frank C. VInson | | Oil & Gas Operator | May 1995 |
| 10435 | Frank H. Stephan Oil Group | | Oil Operator | Dec 2015 |
| 10436 | Frank Hale | | Oil & Gas Operator | Jan 2025 |
| 10437 | Frank J. Hall | | Oil & Gas Operator | Oct 1979 |
| 10438 | Frank L Washabaugh Oil Producers | Imperial, PA 15126-1050 | Oil & Gas Operator | Dec 2010 |
| 10439 | Frank Louis L | Kingsville, TX 78364 | Oil & Gas Operator | Aug 2003 |
| 10440 | Frank S. Moore | | Oil Operator | Feb 1990 |
| 10441 | Frank Spooner | | Oil & Gas Operator | Mar 1984 |
| 10442 | Frank T Fleet Inc | Ada, OK 74820 | Oil Operator | Jan 2026 |
| 10443 | Frank, Erwin | Bowling Green, KY 42101 | Oil Operator | Dec 2020 |
| 10444 | Franklin Calvin | | Oil Operator | Aug 1995 |
| 10445 | Franklin Donna | Gotebo, OK 73041 | Oil & Gas Operator | Dec 2025 |
| 10446 | Franklin Gas & Oil Co LLC | Wooster, OH 44691 | Oil & Gas Operator | Dec 2025 |
| 10447 | Franklin Oil Company | | Oil & Gas Operator | Dec 2005 |
| 10448 | Franklin Properties LLC | | Oil & Gas Operator | Aug 1998 |
| 10449 | Franklin, J.W. Oil Operator | | Oil & Gas Operator | Nov 2001 |
| 10450 | Franklin, Jack | Arlington, TX 76013 | Oil & Gas Operator | Nov 2007 |
| 10451 | Frankrich Operating Company | | Gas Operator | May 2007 |
| 10452 | Franks & Bass Et Al | | Oil & Gas Operator | Sep 1989 |
| 10453 | Franks & Broyles Et Al | | Oil & Gas Operator | Sep 1989 |
| 10454 | Franks & Duggan | | Oil & Gas Operator | Nov 1987 |
| 10455 | Franks & Flynn Energy | | Oil & Gas Operator | Jun 1987 |
| 10456 | Franks & McRae | | Oil & Gas Operator | Sep 1989 |
| 10457 | Franks & Petrofunds Inc. Etal | | Oil & Gas Operator | Jun 1986 |
| 10458 | Franks & Petrofunds, Inc. | | Oil & Gas Operator | Sep 1989 |
| 10459 | Franks - Arkla | | Oil & Gas Operator | Jun 1985 |
| 10460 | Franks - Duggan Et Al | | Oil & Gas Operator | Aug 1989 |
| 10461 | Franks Oil & Gas Inc | Cookson, OK 74427-0310 | Oil & Gas Operator | Oct 1998 |
| 10462 | Franks Operating Company, L.L.C. | | Oil & Gas Operator | Dec 2024 |
| 10463 | Franks Petroleum Inc. | | Oil & Gas Operator | Nov 1994 |
| 10464 | Franks Petroleum, Inc. Et Al | | Oil & Gas Operator | Oct 1989 |
| 10465 | Franks,Petrofunds & Flynn Etal | | Oil & Gas Operator | Nov 1984 |
| 10466 | Franks-Petrofund-Placid-Swepco | | Oil & Gas Operator | Aug 1989 |
| 10467 | Franks-Petrofunds & Vermilion | | Oil & Gas Operator | Aug 1989 |
| 10468 | Frantz Enterprises LTD. | Tiffin, OH 44883 | Oil & Gas Operator | Dec 2024 |
| 10469 | Frantz Resource Management, LLC | Hartley, TX 79044 | Oil Operator | May 2026 |
| 10470 | Franwin Oil And Gas Co. | | Gas Operator | Dec 1979 |
| 10471 | Fratelli Exploration, L.P. | Bedford, TX 76095 | Oil Operator | May 2026 |
| 10472 | Frazee Paul O | Walhonding, OH 43843 | Oil & Gas Operator | Dec 1994 |
| 10473 | Frazier Exploration Partners,LLC | Houston, TX 77057 | Oil & Gas Operator | May 2026 |
| 10474 | Frazier Oil LLC | Salyersville, KY 41465 | Oil Operator | Dec 2020 |
| 10475 | Frazier Resources Company | Houston, TX 77057 | Gas Operator | May 2004 |
| 10476 | Frazier Temple Oil Co. | | Oil & Gas Operator | Dec 1996 |
| 10477 | Frazier, VIolet H. | Abilene, TX 79604 | Oil & Gas Operator | Apr 2014 |
| 10478 | Fre-Lyn, Inc. | | Oil Operator | Feb 1985 |
| 10479 | Fred Cagle | | Oil Operator | Dec 2025 |
| 10480 | Fred E. Simmons, Jr. | | Oil & Gas Operator | Nov 1981 |
| 10481 | Fred F Pool, III | Roswell, NM 88202 | Oil & Gas Operator | Mar 2007 |
| 10482 | Fred Olsen,Inc. | | Oil & Gas Operator | Jan 1981 |
| 10483 | Fred Pool DRLG Inc | Roswell, NM 88202 | Oil & Gas Operator | Dec 1999 |
| 10484 | Fred Underwood, LLC | Dallas, TX 75230 | Oil & Gas Operator | May 2026 |
| 10485 | Fred Whitaker | | Oil Operator | Feb 1985 |
| 10486 | Fredco | Louise, TX 77455 | Oil & Gas Operator | May 2026 |
| 10487 | Freddie McCord Dba Fred McCord | Comanche, OK 73529 | Oil & Gas Operator | Aug 2025 |
| 10488 | Freddy'S Well Service, Inc. | Victoria, TX 77902 | Oil & Gas Operator | May 2025 |
| 10489 | Fredebaugh Well DRLG Co | Grand River, OH 44045 | Oil & Gas Operator | Dec 1991 |
| 10490 | Frederick Drilling Co & Sons Inc | Tylersburg, PA 16361-0066 | Oil & Gas Operator | Dec 2017 |
| 10491 | Frederick Petroleum Corp | Lowell, OH 45744 | Oil & Gas Operator | Dec 1990 |
| 10492 | Fredna Oil Co. | Aledo, TX 76008 | Oil & Gas Operator | Sep 2020 |
| 10493 | Fredonia Resources Inc. | Longview, TX 75606 | Oil & Gas Operator | Aug 2003 |
| 10494 | Fredria Bertrand, SR. | | Oil Operator | May 2021 |
| 10495 | Free Rein Operating LLC | Brenham, TX 77834 | Oil & Gas Operator | May 2026 |
| 10496 | Free State Petroleum | Hays, KS 67601 | Oil Operator | Jul 2021 |
| 10497 | Freebird Gas Storage, LLC | Houston, TX 77042 | Gas Operator | May 2000 |
| 10498 | Freedom Energy Inc | Horseshoe Bay, TX 78657 | Oil & Gas Operator | May 2026 |
| 10499 | Freedom Energy LLC | Lake Arthur, NM 88253 | Oil & Gas Operator | Jun 2024 |
| 10500 | Freedom Energy, Inc. (I) | Horseshoe Bay, TX 78657 | Oil & Gas Operator | Jun 2003 |