| 3201 | Blue Mill Farms, Inc. | | Oil & Gas Operator | Apr 1992 |
| 3202 | Blue Mountain Company, Inc. | Wichita, KS 67212 | Oil Operator | Feb 1999 |
| 3203 | Blue Oil, Inc. | Burnet, TX 78611 | Oil & Gas Operator | Apr 2026 |
| 3204 | Blue Owl Energy LLC | Canada, 00100 | Oil Operator | Apr 2026 |
| 3205 | Blue Quail Oil & Gas Inc | Yukon, OK 73099 | Oil & Gas Operator | Dec 2004 |
| 3206 | Blue Quail Oil Co. | Midland, TX 79706 | Oil & Gas Operator | Apr 2026 |
| 3207 | Blue Ridge Group, Inc. | Bowling Green, KY 42101 | Oil & Gas Operator | Dec 2023 |
| 3208 | Blue Ridge Oil & Gas Exp., Inc. | Belleville, MI 48111 | Gas Operator | Jul 1994 |
| 3209 | Blue Ridge Operating Company,Inc | Ashland, OR 97520 | Oil & Gas Operator | Oct 1998 |
| 3210 | Blue Ridge Operating LLC | Willis, TX 77378 | Oil Operator | Apr 2026 |
| 3211 | Blue Ridge Resources, LLC | Midland, TX 79710 | Oil & Gas Operator | Apr 2026 |
| 3212 | Blue River Inc. | Abilene, TX 79608 | Oil Operator | Apr 2026 |
| 3213 | Blue Ruby Operating, LLC | Midland, TX 79706 | Oil & Gas Operator | Nov 2020 |
| 3214 | Blue Sky Investments LLC | Harper, KS 67058 | Oil Operator | Dec 2009 |
| 3215 | Blue Sky NM, Inc. | Houston, TX 77024 | Oil Operator | Oct 2017 |
| 3216 | Blue Spruce Operating LLC | Pinedale, WY 82941 | Oil & Gas Operator | Feb 2026 |
| 3217 | Blue Star Energy, Inc. | Shawnee, OK 74802 | Oil & Gas Operator | Apr 2026 |
| 3218 | Blue Star Natural Resources, LLC | San Angelo, TX 76906 | Oil & Gas Operator | Apr 2026 |
| 3219 | Blue Star Operating Company | Kilgore, TX 75663 | Oil & Gas Operator | Apr 2026 |
| 3220 | Blue Steel Investments, LLC | Edmond, OK 73013 | Oil Operator | Dec 2019 |
| 3221 | Blue Tip Castlegate, Inc | Erie, KS 66733 | Gas Operator | Jun 2016 |
| 3222 | Blue Tip Energy Wyoming Inc | Houston, TX 77284 | Oil Operator | Jun 2016 |
| 3223 | Blue Top Crude Oil Co., Inc. | Farlington, KS 66734 | Oil Operator | Dec 2025 |
| 3224 | Blue Top Energy LLC | Westport, CT 06880 | Oil Operator | Dec 2019 |
| 3225 | Blue Valley Petroleum, LTD. | | Oil Operator | Jun 1991 |
| 3226 | Blue Water Resources LLC | Tulsa, OK 74136 | Oil & Gas Operator | Jan 2026 |
| 3227 | Blue Water Solutions LLC | Oklahoma City, OK 73134-1002 | Oil & Gas Operator | Feb 2026 |
| 3228 | Blue Wing Energy, Inc. | Portland, TX 78374 | Oil & Gas Operator | Apr 2026 |
| 3229 | Bluebird Energy, LLC | Billings, MT 59102 | Oil Operator | Mar 2026 |
| 3230 | Bluebird Production, Inc. | Great Bend, KS 67530 | Oil Operator | Nov 2011 |
| 3231 | Bluebonnet Energy Corporation | Englewood, CO 80112 | Oil & Gas Operator | Sep 2015 |
| 3232 | Bluebonnet Exploration Company | New Braunfels, TX 78130 | Oil & Gas Operator | Apr 2018 |
| 3233 | Bluebonnet Land & Cattle Co. | Graham, TX 76450 | Oil & Gas Operator | Apr 2026 |
| 3234 | Bluebonnet Oil & Gas | Three Rivers, TX 78071 | Oil & Gas Operator | Apr 2026 |
| 3235 | Bluebonnet Oil Corporation | Oklahoma City, OK 73162-6249 | Oil & Gas Operator | Feb 2026 |
| 3236 | Bluebonnet Oil LLC | Oklahoma City, OK 73162-6249 | Oil & Gas Operator | Feb 2026 |
| 3237 | Bluecrest Alaska Operating LLC | | Oil & Gas Operator | Mar 2026 |
| 3238 | Bluefin Resources LLC | Houston, TX 77079 | Oil & Gas Operator | Oct 2023 |
| 3239 | Bluegrass Exploration LLC | | Oil Operator | Dec 2023 |
| 3240 | Bluehawk Properties Inc | Riverside, CA 92517-1045 | Oil & Gas Operator | Dec 2016 |
| 3241 | Bluejacket Operating, LLC | | Oil Operator | Dec 2025 |
| 3242 | Bluejay Energy Corporation | Waxahachie, TX 75168 | Oil Operator | Feb 2008 |
| 3243 | Bluemark Energy, LLC | Tulsa, OK 74135 | Oil & Gas Operator | Jan 2026 |
| 3244 | Blueridge Petroleum Corporation | Edmond, OK 73003 | Oil & Gas Operator | Dec 2025 |
| 3245 | Bluestem Energy Holdings, LLC | The Woodlands, TX 77380 | Oil & Gas Operator | Jun 2015 |
| 3246 | Bluestem Natural Gas LLC | Bixby, OK 74008 | Oil & Gas Operator | Apr 2026 |
| 3247 | Bluestem Resources LLC | Kerrville, TX 78028 | Oil & Gas Operator | Apr 2026 |
| 3248 | Bluestem, Inc | Cedar Vale, KS 67024 | Oil Operator | Dec 2014 |
| 3249 | Bluestone Natural Res. II, LLC | Fort Worth, TX 76107 | Oil & Gas Operator | Dec 2019 |
| 3250 | Bluestone Natural Resources II LLC | | Oil & Gas Operator | Mar 2017 |
| 3251 | Bluestone Natural Resources, LLC | Tulsa, OK 74114 | Oil & Gas Operator | Jan 2015 |
| 3252 | Bluestone Production Company LP | Tulsa, OK 74105 | Oil & Gas Operator | Jun 2007 |
| 3253 | Bluetop Oil Comp | | Oil Operator | Nov 1995 |
| 3254 | Bluewater Gas Storage LLC | | Oil Operator | Mar 2026 |
| 3255 | Bluff City Pipe & Supply Co. | | Oil Operator | Jan 1987 |
| 3256 | Bluff Creek Petroleum, LLC | Abilene, TX 79603 | Oil & Gas Operator | Apr 2026 |
| 3257 | Bluff Creek Ridge, Inc. | Anthony, KS 67003 | Oil & Gas Operator | Dec 2025 |
| 3258 | Bluff LTD (The) Partnership | Woodward, OK 73801-3160 | Oil Operator | Dec 1999 |
| 3259 | Bluff Oil Corporation | Newkirk, OK 74647 | Oil & Gas Operator | Jan 2013 |
| 3260 | BLX Inc | Edmond, OK 73013 | Oil & Gas Operator | Feb 2026 |
| 3261 | BM Oil Company, LLC | Olney, TX 76374 | Oil Operator | Nov 2021 |
| 3262 | BMB Oil Production | Coleman, TX 76834 | Oil & Gas Operator | Feb 2007 |
| 3263 | BMBD Enterprises, LLC | Iowa Park, TX 76367 | Oil & Gas Operator | Apr 2026 |
| 3264 | BMC Petroleum Inc | Enid, OK 73701-2700 | Oil & Gas Operator | Feb 2026 |
| 3265 | BMF Oil LLC | Hamilton, KS 66853 | Oil Operator | Dec 2019 |
| 3266 | BMR II LLC | Evergreen, CO 80439 | Oil & Gas Operator | Jan 2023 |
| 3267 | BMR Oil & Gas, Inc. | | Oil & Gas Operator | Dec 2024 |
| 3268 | BMR Operating LLC | Sadler, TX 76264 | Oil Operator | Apr 2026 |
| 3269 | BMW Energy Inc | Smicksburg, PA 16256-1631 | Gas Operator | Dec 2025 |
| 3270 | BMW Group Inc (The) | Oklahoma City, OK 73120 | Oil & Gas Operator | Jan 2013 |
| 3271 | BMW Services, LLC | Santa Anna, TX 76878 | Oil & Gas Operator | Apr 2026 |
| 3272 | BNP Operating LLC | Corpus Chrsti, TX 78471 | Gas Operator | Jan 2015 |
| 3273 | BNP Petroleum Corporation | Corpus Chrsti, TX 78478 | Oil & Gas Operator | Apr 2026 |
| 3274 | BNR Operating, LLC | Houston, TX 77269 | Oil & Gas Operator | Apr 2026 |
| 3275 | Bo Dunagin Operating, LLC | Merkel, TX 79536 | Oil Operator | Mar 2019 |
| 3276 | Bo Luvan | | Oil & Gas Operator | Oct 2003 |
| 3277 | Bo-MC Operating Corporation | Enid, OK 73702-1765 | Oil & Gas Operator | Mar 2018 |
| 3278 | Bo-MC Resources Corporation | Enid, OK 73702-1765 | Oil & Gas Operator | Apr 2005 |
| 3279 | Boardwalk Petroleum Inc | | Oil & Gas Operator | Dec 1983 |
| 3280 | Boaz Energy II Operating, LLC | Midland, TX 79705 | Oil & Gas Operator | Apr 2026 |
| 3281 | Boaz Energy, LLC | Midland, TX 79710 | Oil & Gas Operator | Mar 2014 |
| 3282 | Bob & Son Oil Company | Hennessey, OK 73742-0578 | Oil & Gas Operator | Jul 2017 |
| 3283 | Bob & Ted'S Operating | Lewisville, TX 75067 | Oil & Gas Operator | Apr 1993 |
| 3284 | Bob Adams And Associates Inc | | Oil & Gas Operator | Dec 1998 |
| 3285 | Bob Bertolet | | Oil & Gas Operator | Dec 2001 |
| 3286 | Bob Bertolet Et Al | | Oil Operator | Jul 1992 |
| 3287 | Bob Bertolet, J Dale IV,Munoco | | Oil Operator | Sep 1991 |
| 3288 | Bob Crupper | | Oil Operator | Dec 1995 |
| 3289 | Bob Ferguson Independent | | Oil & Gas Operator | Dec 2020 |
| 3290 | Bob Hughes Oil Company, LLC | San Angelo, TX 76901 | Oil & Gas Operator | Apr 2026 |
| 3291 | Bob L. Herd | | Oil & Gas Operator | Dec 1979 |
| 3292 | Bob L. Herd & Petrofunds | | Oil & Gas Operator | Mar 1984 |
| 3293 | Bob R. Hyde Co. | | Oil Operator | May 1986 |
| 3294 | Bob Sibley | | Oil & Gas Operator | Jan 2025 |
| 3295 | Bob'S Hauling Service, Inc. | St John, KS 67576 | Oil Operator | Aug 2025 |
| 3296 | Bob-Kat Oil Co. | Prairie Lea, TX 78661 | Oil & Gas Operator | Apr 2026 |
| 3297 | Bob-Pat Oil & Gas Co., Inc. | Victoria, TX 77902 | Oil & Gas Operator | Jun 2002 |
| 3298 | Bobbie G. & Vallee J. Williams | | Oil & Gas Operator | Dec 1991 |
| 3299 | Bobby F Abernathy | Fort Worth, TX 76107 | Oil & Gas Operator | Apr 2020 |
| 3300 | Bobby G. Martin Oil & Gas Co. | | Oil Operator | Nov 1990 |