| 3301 | Blue Owl Energy LLC | Canada, 00100 | Oil Operator | Apr 2025 |
| 3302 | Blue Ox Partners LLC | Denver, CO 80223-3106 | Gas Operator | Jun 2018 |
| 3303 | Blue Quail Oil & Gas Inc | Yukon, OK 73099 | Oil & Gas Operator | Dec 2004 |
| 3304 | Blue Quail Oil Co. | Midland, TX 79706 | Oil & Gas Operator | Apr 2025 |
| 3305 | Blue Ridge Group, Inc. | Bowling Green, KY 42101 | Oil & Gas Operator | Dec 2023 |
| 3306 | Blue Ridge Oil & Gas Exp., Inc. | Belleville, MI 48111 | Gas Operator | Jul 1994 |
| 3307 | Blue Ridge Operating Company,Inc | Ashland, OR 97520 | Oil & Gas Operator | Oct 1998 |
| 3308 | Blue Ridge Operating LLC | Willis, TX 77378 | Oil Operator | Apr 2025 |
| 3309 | Blue Ridge Resources, LLC | Midland, TX 79710 | Oil & Gas Operator | Apr 2025 |
| 3310 | Blue River Inc. | Abilene, TX 79608 | Oil Operator | Apr 2025 |
| 3311 | Blue Ruby Operating, LLC | Midland, TX 79706 | Oil & Gas Operator | Nov 2020 |
| 3312 | Blue Sky Industries LLC | Greenville, TX 75403 | Oil Operator | Apr 2025 |
| 3313 | Blue Sky Investments LLC | Harper, KS 67058 | Oil Operator | Dec 2009 |
| 3314 | Blue Sky NM, Inc. | Houston, TX 77024 | Oil Operator | Oct 2017 |
| 3315 | Blue Spruce Operating LLC | Pinedale, WY 82941 | Oil & Gas Operator | Dec 2024 |
| 3316 | Blue Star Energy, Inc. | Shawnee, OK 74802 | Oil & Gas Operator | Apr 2025 |
| 3317 | Blue Star Gas Corporation | Norman, OK 73070 | Gas Operator | Apr 1993 |
| 3318 | Blue Star Natural Resources, LLC | San Angelo, TX 76906 | Oil & Gas Operator | Apr 2025 |
| 3319 | Blue Star Operating Company | Kilgore, TX 75663 | Oil & Gas Operator | Apr 2025 |
| 3320 | Blue Steel Investments, LLC | Edmond, OK 73013 | Oil Operator | Oct 2024 |
| 3321 | Blue Tip Castlegate, Inc | Erie, KS 66733 | Gas Operator | Jun 2016 |
| 3322 | Blue Tip Energy Wyoming Inc | Houston, TX 77284 | Oil Operator | Jun 2016 |
| 3323 | Blue Top Crude Oil Co., Inc. | Farlington, KS 66734 | Oil Operator | Dec 2024 |
| 3324 | Blue Top Energy LLC | Westport, CT 06880 | Oil Operator | Dec 2019 |
| 3325 | Blue Valley Petroleum, LTD. | | Oil Operator | Jun 1991 |
| 3326 | Blue Water Resources LLC | Tulsa, OK 74136 | Oil & Gas Operator | Jan 2025 |
| 3327 | Blue Water Solutions LLC | Oklahoma City, OK 73134-1002 | Oil & Gas Operator | Feb 2025 |
| 3328 | Blue Wing Energy, Inc. | Portland, TX 78374 | Oil & Gas Operator | Apr 2025 |
| 3329 | Bluebird Energy, LLC | Billings, MT 59102 | Oil Operator | Oct 2024 |
| 3330 | Bluebird Production, Inc. | Great Bend, KS 67530 | Oil Operator | Nov 2011 |
| 3331 | Bluebonnet Energy Corporation | Englewood, CO 80112 | Oil & Gas Operator | Sep 2015 |
| 3332 | Bluebonnet Exploration Company | New Braunfels, TX 78130 | Oil & Gas Operator | Apr 2018 |
| 3333 | Bluebonnet Land & Cattle Co. | Graham, TX 76450 | Oil & Gas Operator | Apr 2025 |
| 3334 | Bluebonnet Oil & Gas | Three Rivers, TX 78071 | Oil & Gas Operator | Apr 2025 |
| 3335 | Bluebonnet Oil Corporation | Oklahoma City, OK 73162-6249 | Oil & Gas Operator | Jan 2025 |
| 3336 | Bluebonnet Oil LLC | Oklahoma City, OK 73162-6249 | Oil & Gas Operator | Feb 2025 |
| 3337 | Bluecrest Alaska Operating LLC | | Oil & Gas Operator | Feb 2025 |
| 3338 | Bluefin Resources LLC | Houston, TX 77079 | Oil & Gas Operator | Oct 2023 |
| 3339 | Bluegrass Energy Inc | Houston, TX 77057 | Oil & Gas Operator | Feb 2025 |
| 3340 | Bluegrass Exploration LLC | | Oil Operator | Dec 2023 |
| 3341 | Bluehawk Properties Inc | Riverside, CA 92517-1045 | Oil & Gas Operator | Dec 2016 |
| 3342 | Bluejacket Operating, LLC | | Oil Operator | Dec 2024 |
| 3343 | Bluejay Energy Corporation | Waxahachie, TX 75168 | Oil Operator | Feb 2008 |
| 3344 | Bluemark Energy LLC | Tulsa, OK 74120 | Oil & Gas Operator | Jan 2025 |
| 3345 | Blueridge Gas Partners, LLC | Spicewood, TX 78669 | Oil & Gas Operator | Dec 2021 |
| 3346 | Blueridge Petroleum Corporation | Edmond, OK 73003 | Oil & Gas Operator | Dec 2024 |
| 3347 | Bluestem Energy Holdings, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Jun 2015 |
| 3348 | Bluestem Natural Gas LLC | Tulsa, OK 74136 | Oil & Gas Operator | Apr 2025 |
| 3349 | Bluestem Resources LLC | Kerrville, TX 78028 | Oil & Gas Operator | Apr 2025 |
| 3350 | Bluestem, Inc | Cedar Vale, KS 67024 | Oil Operator | Dec 2014 |
| 3351 | Bluestone Natural Res. II, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Dec 2019 |
| 3352 | Bluestone Natural Resources, LLC | Tulsa, OK 74114 | Oil & Gas Operator | Jan 2015 |
| 3353 | Bluestone Production Company LP | Tulsa, OK 74105 | Oil & Gas Operator | Jun 2007 |
| 3354 | Bluetop Oil Comp | | Oil Operator | Nov 1995 |
| 3355 | Bluewater Gas Storage LLC | | Oil Operator | Feb 2025 |
| 3356 | Bluff City Pipe & Supply Co. | | Oil Operator | Jan 1987 |
| 3357 | Bluff Creek Petroleum, LLC | Abilene, TX 79603 | Oil & Gas Operator | Apr 2025 |
| 3358 | Bluff Creek Ridge, Inc. | Anthony, KS 67003 | Oil & Gas Operator | Dec 2024 |
| 3359 | Bluff LTD (The) Partnership | Woodward, OK 73801-3160 | Oil Operator | Dec 1999 |
| 3360 | Bluff Oil Corporation | Newkirk, OK 74647 | Oil & Gas Operator | Jan 2013 |
| 3361 | BLX Inc | Edmond, OK 73013 | Oil & Gas Operator | Jan 2025 |
| 3362 | BM Oil Company, LLC | Olney, TX 76374 | Oil Operator | Nov 2021 |
| 3363 | BMB Oil Production | Coleman, TX 76834 | Oil & Gas Operator | Feb 2007 |
| 3364 | BMBD Enterprises, LLC | Iowa Park, TX 76367 | Oil & Gas Operator | Apr 2025 |
| 3365 | BMC Petroleum Inc | Enid, OK 73701-2700 | Oil & Gas Operator | Feb 2025 |
| 3366 | BMF Oil LLC | Hamilton, KS 66853 | Oil Operator | Dec 2019 |
| 3367 | BMR II LLC | Evergreen, CO 80439 | Oil & Gas Operator | Jan 2023 |
| 3368 | BMR Oil & Gas, Inc. | | Oil & Gas Operator | Dec 2024 |
| 3369 | BMR Operating LLC | Sadler, TX 76264 | Oil Operator | Apr 2025 |
| 3370 | BMW Energy Inc | Smicksburg, PA 16256-1631 | Gas Operator | Dec 2024 |
| 3371 | BMW Group Inc (The) | Oklahoma City, OK 73120 | Oil & Gas Operator | Jan 2013 |
| 3372 | BMW Services, LLC | Santa Anna, TX 76878 | Oil & Gas Operator | Apr 2025 |
| 3373 | BNP Operating LLC | Corpus Chrsti, TX 78471 | Gas Operator | Jan 2015 |
| 3374 | BNP Petroleum Corporation | Corpus Chrsti, TX 78478 | Oil & Gas Operator | Apr 2025 |
| 3375 | BNR Operating, LLC | Houston, TX 77269 | Oil & Gas Operator | Apr 2025 |
| 3376 | Bo Dunagin Operating, LLC | Merkel, TX 79536 | Oil Operator | Mar 2019 |
| 3377 | Bo Luvan | | Oil & Gas Operator | Oct 2003 |
| 3378 | Bo-MC Operating Corporation | Enid, OK 73702-1765 | Oil & Gas Operator | Mar 2018 |
| 3379 | Bo-MC Resources Corporation | Enid, OK 73702-1765 | Oil & Gas Operator | Apr 2005 |
| 3380 | Boardwalk Petroleum Inc | | Oil & Gas Operator | Dec 1983 |
| 3381 | Boaz Energy II Operating, LLC | Midland, TX 79705 | Oil & Gas Operator | Apr 2025 |
| 3382 | Boaz Energy, LLC | Midland, TX 79710 | Oil & Gas Operator | Mar 2014 |
| 3383 | Bob & Son Oil Company | Hennessey, OK 73742-0578 | Oil & Gas Operator | Jul 2017 |
| 3384 | Bob & Ted'S Operating | Lewisville, TX 75067 | Oil & Gas Operator | Apr 1993 |
| 3385 | Bob Adams And Associates Inc | | Oil & Gas Operator | Dec 1998 |
| 3386 | Bob Bertolet | | Oil & Gas Operator | Dec 2001 |
| 3387 | Bob Bertolet Et Al | | Oil Operator | Jul 1992 |
| 3388 | Bob Bertolet, J Dale IV,Munoco | | Oil Operator | Sep 1991 |
| 3389 | Bob Crupper | | Oil Operator | Dec 1995 |
| 3390 | Bob Ferguson Independent | | Oil & Gas Operator | Dec 2020 |
| 3391 | Bob Hughes Oil Company, LLC | San Angelo, TX 76901 | Oil & Gas Operator | Apr 2025 |
| 3392 | Bob L. Herd | | Oil & Gas Operator | Dec 1979 |
| 3393 | Bob L. Herd & Petrofunds | | Oil & Gas Operator | Mar 1984 |
| 3394 | Bob R. Hyde Co. | | Oil Operator | May 1986 |
| 3395 | Bob Sibley | | Oil & Gas Operator | Jan 2025 |
| 3396 | Bob'S Hauling Service, Inc. | St John, KS 67576 | Oil Operator | Sep 2024 |
| 3397 | Bob-Kat Oil Co. | Prairie Lea, TX 78661 | Oil & Gas Operator | Apr 2025 |
| 3398 | Bob-Pat Oil & Gas Co., Inc. | Victoria, TX 77902 | Oil & Gas Operator | Jun 2002 |
| 3399 | Bobbie G. & Vallee J. Williams | | Oil & Gas Operator | Dec 1991 |
| 3400 | Bobby F Abernathy | Fort Worth, TX 76107 | Oil & Gas Operator | Apr 2020 |