| 401 | BURLY | Sublette County, WY | Oil & Gas Property | Dec 2025 |
| 402 | BURNETT | Campbell County, WY | Oil & Gas Property | Sep 2023 |
| 403 | BURNS | Laramie County, WY | Oil & Gas Property | Nov 2025 |
| 404 | BURR FEDERAL | Natrona County, WY | Oil & Gas Property | Dec 2025 |
| 405 | BURROWS | Crook County, WY | Oil & Gas Property | Dec 2025 |
| 406 | BURROWS A FEDERAL | Crook County, WY | Oil & Gas Property | Dec 2025 |
| 407 | BUSHWHACKER FED | Johnson County, WY | Oil & Gas Property | Nov 2025 |
| 408 | BUSTARD | Converse County, WY | Oil & Gas Property | Dec 2025 |
| 409 | BUSTER CS FEDERAL | Campbell County, WY | Gas Property | Jul 2015 |
| 410 | BUSTER FEDERAL 3502 35-73 | Converse County, WY | Oil & Gas Property | Dec 2025 |
| 411 | BUTCH | Campbell County, WY | Oil & Gas Property | Dec 2025 |
| 412 | BUTCHER | Weston County, WY | Oil & Gas Property | Jun 2020 |
| 413 | BUTCHER | Campbell County, WY | Gas Property | Apr 2012 |
| 414 | BUTCHER | Campbell County, WY | Gas Property | May 2013 |
| 415 | BUTCHER KNIFE | Uinta County, WY | Oil & Gas Property | Dec 2025 |
| 416 | BUTLER | Weston County, WY | Oil Property | Feb 2003 |
| 417 | BUTTE | Niobrara County, WY | Oil Property | Dec 2025 |
| 418 | BUTTERFLY 13 | Laramie County, WY | Oil & Gas Property | Dec 2025 |
| 419 | BUTTERMILK 22-1 | Carbon County, WY | Oil & Gas Property | Nov 2025 |
| 420 | BUTTERMILK STATE 3976-15-22-1FH | Converse County, WY | Oil & Gas Property | Dec 2025 |
| 421 | BUTTRAM | Weston County, WY | Oil & Gas Property | Dec 2025 |
| 422 | BUW ALLEMAND 3875-12-13-2N2H | Converse County, WY | Oil & Gas Property | Dec 2025 |
| 423 | BUZZARD FEDERAL | Sweetwater County, WY | Oil & Gas Property | Nov 2024 |
| 424 | BX 10 | Sublette County, WY | Gas Property | Dec 2025 |
| 425 | BYRON UNI | Big Horn County, WY | Oil & Gas Property | Nov 2025 |