| 14301 | J&R Operating | Holliday, TX 76366 | Oil & Gas Operator | Feb 2024 |
| 14302 | J&S Jackson Oil | | Oil Operator | Mar 2025 |
| 14303 | J&V Oil Company | | Oil Operator | Dec 2024 |
| 14304 | J-B Swabbing Co. | | Oil & Gas Operator | Jun 1984 |
| 14305 | J-Bar Oil Company | Somerset, TX 78069 | Oil & Gas Operator | Nov 2011 |
| 14306 | J-Bird Well Service Incorporated | Gillette, WY 82717 | Oil Operator | May 2025 |
| 14307 | J-Brex Company | Amarillo, TX 79101 | Oil & Gas Operator | Jul 2025 |
| 14308 | J-Car Operating, Inc. | Lindale, TX 75771 | Oil & Gas Operator | Mar 1997 |
| 14309 | J-E Production, Inc. | Midland, TX 79708 | Oil & Gas Operator | Mar 2008 |
| 14310 | J-Energy | La Vernia, TX 78121 | Oil & Gas Operator | May 2017 |
| 14311 | J-F Oil Company LLC | Hays, KS 67601 | Oil & Gas Operator | Dec 2002 |
| 14312 | J-Gar, Inc. | Amarillo, TX 79101 | Oil & Gas Operator | Jan 2003 |
| 14313 | J-Gar, LTD. | Amarillo, TX 79101 | Gas Operator | Dec 2019 |
| 14314 | J-Lu LTD Co | Ashdown, AR 71822 | Oil Operator | Jan 2025 |
| 14315 | J-Lyn Oil Co. | Graham, TX 76450 | Oil & Gas Operator | Jul 2025 |
| 14316 | J-N-J Oil LLC | MT Vernon, OH 43050 | Oil Operator | Dec 2024 |
| 14317 | J-O Oil Co | | Oil & Gas Operator | Dec 2000 |
| 14318 | J-O'B Op/Stone & Webster Co Inc. | Shreveport, LA 71135 | Oil & Gas Operator | Mar 1995 |
| 14319 | J-O'B Operating Company | Shreveport, LA 71135 | Oil & Gas Operator | Jul 2025 |
| 14320 | J-Square Ramsey JV1, LLC | Euless, TX 76039 | Oil Operator | Jul 2025 |
| 14321 | J-Tag Public Saltwater | Healtdon, OK 73438 | Oil Operator | Sep 1998 |
| 14322 | J-Tec Operating, LLC | Mineral Wells, TX 76068 | Oil & Gas Operator | Jul 2025 |
| 14323 | J-Tec Production, LLC | Mineral Wells, TX 76068 | Oil & Gas Operator | Jul 2025 |
| 14324 | J-V Oil, LLC | Chanute, KS 66720 | Oil & Gas Operator | Mar 2025 |
| 14325 | J-W Gathering Company | | Oil Operator | Jun 2016 |
| 14326 | J-W Operating Company | Christoval, TX 76935 | Oil & Gas Operator | Jul 2025 |
| 14327 | J. & M. Well Service, Inc. | Electra, TX 76360 | Oil & Gas Operator | Jul 2025 |
| 14328 | J. B. Oil Limited L. C. | Colorado SPGS, CO 80906 | Oil & Gas Operator | Apr 1995 |
| 14329 | J. B. Stafford | | Oil & Gas Operator | Mar 1981 |
| 14330 | J. B. Stafford Et Al | | Oil Operator | Feb 1982 |
| 14331 | J. C. Baker & Son, Inc. | | Gas Operator | Dec 2021 |
| 14332 | J. C. Goodwill | | Oil & Gas Operator | Dec 2024 |
| 14333 | J. C. Hoss | | Oil & Gas Operator | Oct 2024 |
| 14334 | J. C. Oil Company | Odessa, TX 79766 | Oil & Gas Operator | Mar 2015 |
| 14335 | J. C. Production | Borger, TX 79008 | Oil & Gas Operator | Jul 2025 |
| 14336 | J. D. & M., Inc. | Cherryvale, KS 67335 | Oil Operator | Jan 2025 |
| 14337 | J. D. Briggs | | Oil Operator | Apr 1995 |
| 14338 | J. D. Gas & Oil, Inc. | Zanesville, OH 43701 | Oil & Gas Operator | Dec 2024 |
| 14339 | J. D. Gas, Inc. | Stephenville, TX 76401 | Oil & Gas Operator | Jul 2025 |
| 14340 | J. D. Kemp | | Oil Operator | Aug 1994 |
| 14341 | J. D. Marcom | | Oil Operator | Sep 1989 |
| 14342 | J. D. Oil & Gas, Inc. | North Canton, OH 44720 | Oil & Gas Operator | Dec 2011 |
| 14343 | J. D. Ward Oil Company | | Oil Operator | Oct 2002 |
| 14344 | J. E. Baker | | Oil Operator | Dec 1998 |
| 14345 | J. E. Farrell | | Gas Operator | Nov 1990 |
| 14346 | J. E. Hughes | | Oil & Gas Operator | Jan 1987 |
| 14347 | J. E. Parker | | Oil Operator | Nov 1991 |
| 14348 | J. F. G. Enterprises | Artesia, NM 88210 | Oil & Gas Operator | Apr 1995 |
| 14349 | J. F. Shelby Operating Agency | | Oil & Gas Operator | Nov 1986 |
| 14350 | J. G. Floyd | | Oil Operator | Jun 1985 |
| 14351 | J. G. Sutton Oil Co., Inc. | | Oil Operator | Mar 1988 |
| 14352 | J. H. Wilkins | | Gas Operator | Dec 2024 |
| 14353 | J. Herrick Pro | | Oil Operator | Feb 2025 |
| 14354 | J. Hus Hawkins | | Oil & Gas Operator | Feb 1989 |
| 14355 | J. I. Hathaway Opr. | | Oil & Gas Operator | Dec 1988 |
| 14356 | J. K. Brown, Inc. | Littleton, CO 80161 | Gas Operator | Dec 2019 |
| 14357 | J. K. J. Company | Graham, TX 76450 | Oil & Gas Operator | Jul 2025 |
| 14358 | J. Kirin Oil & Gas LLC | | Oil Operator | Aug 2024 |
| 14359 | J. L. Shoalmire | | Oil & Gas Operator | Dec 2006 |
| 14360 | J. L. Davis | | Oil & Gas Operator | Dec 1985 |
| 14361 | J. L. Dews | | Oil Operator | Jan 2025 |
| 14362 | J. M. Huber Corp. | Houston, TX 77079 | Oil & Gas Operator | Sep 2004 |
| 14363 | J. M. Peters Co. Inc. | | Oil & Gas Operator | Dec 1990 |
| 14364 | J. M. Teutsch, Inc. | | Oil Operator | Feb 1998 |
| 14365 | J. M. Van Horn Operator | | Oil Operator | Dec 1989 |
| 14366 | J. O. Kimbrell, Jr. | | Oil & Gas Operator | Dec 1992 |
| 14367 | J. P. Boyter | | Oil Operator | Dec 2024 |
| 14368 | J. P. Boyter, Et Al | | Oil Operator | Jun 1993 |
| 14369 | J. P. M. Investments, LTD. | | Oil & Gas Operator | Sep 1988 |
| 14370 | J. P. Owen & Co. Inc. | | Oil & Gas Operator | Feb 1991 |
| 14371 | J. P. Van Way | | Oil & Gas Operator | Dec 2024 |
| 14372 | J. P. Van Way, SR. | | Oil Operator | Dec 1989 |
| 14373 | J. Pryor Lester, Jr. | | Oil Operator | Mar 1990 |
| 14374 | J. R. Pounds, Inc. | Laurel, MS 39441 | Oil & Gas Operator | May 2025 |
| 14375 | J. Rodney Fontenot | | Oil & Gas Operator | Jul 2011 |
| 14376 | J. S. Blanton | | Oil Operator | May 1986 |
| 14377 | J. T. Bierden, Jr. | | Oil Operator | Feb 1993 |
| 14378 | J. V. Wynn | | Oil & Gas Operator | Dec 1991 |
| 14379 | J. W. Bailey | | Oil Operator | Dec 1991 |
| 14380 | J. W. Burton | | Oil & Gas Operator | Jul 1990 |
| 14381 | J. W. Oil | | Oil Operator | Mar 2025 |
| 14382 | J. W. Resources Inc. | Amarillo, TX 79159 | Oil & Gas Operator | Jul 2025 |
| 14383 | J. Willis Hughes | | Oil & Gas Operator | Sep 1984 |
| 14384 | J.A. Seglund,Inc. | | Oil & Gas Operator | May 1982 |
| 14385 | J.A.G. Oil & Gas | La Vernia, TX 78121 | Oil & Gas Operator | Jul 2025 |
| 14386 | J.A.M. Production | Graham, TX 76450 | Oil & Gas Operator | Jul 2025 |
| 14387 | J.B. Exploration | Cactus, TX 79013 | Oil & Gas Operator | Sep 1997 |
| 14388 | J.C. Operating | Breckenridge, TX 76424 | Oil & Gas Operator | Aug 2016 |
| 14389 | J.C.L. Production, Inc. | Burkburnett, TX 76354 | Oil & Gas Operator | Jul 2025 |
| 14390 | J.D. Drilling Co. | Basehor, KS 66007 | Oil & Gas Operator | Dec 2023 |
| 14391 | J.D. Pittman Operating LLC | Edmond, OK 73025 | Oil & Gas Operator | Apr 2025 |
| 14392 | J.E.B. Oil Research, Inc. | Neodesha, KS 66757 | Gas Operator | Sep 2003 |
| 14393 | J.F.G. Oil Co. | Abilene, TX 79604 | Oil & Gas Operator | Mar 2008 |
| 14394 | J.F.S. Production Co., Inc. | Houston, TX 77027 | Oil & Gas Operator | Apr 1995 |
| 14395 | J.F.W. Equipment, Inc. | Centerville, TX 75833 | Oil & Gas Operator | Jul 2025 |
| 14396 | J.H. Oil, Inc. (A) | Tuscola, TX 79562 | Oil & Gas Operator | Dec 2004 |
| 14397 | J.H. R., Inc. | Bridgeville, PA 15017 | Oil Operator | Jan 2013 |
| 14398 | J.H.R. Corporation | Bridgeville, PA 15017 | Oil & Gas Operator | Jul 2001 |
| 14399 | J.J. Bunkirt Oil & Gas Corp. | Powell, WY 82435 | Oil & Gas Operator | Aug 2020 |
| 14400 | J.J. Energy Company | Richardson, TX 75081 | Oil & Gas Operator | Jul 2025 |