| 4301 | TM CBM | Johnson County, WY | Oil & Gas Property | Mar 2026 |
| 4302 | TM MOORE | Campbell County, WY | Gas Property | Jun 2017 |
| 4303 | TMFU 4 | Johnson County, WY | Oil & Gas Property | Mar 2026 |
| 4304 | TMU C | Johnson County, WY | Oil & Gas Property | Mar 2026 |
| 4305 | TMU H | Johnson County, WY | Oil & Gas Property | Mar 2026 |
| 4306 | TNSU | Weston County, WY | Oil & Gas Property | Dec 2017 |
| 4307 | TOBIN PATENTED | Uinta County, WY | Oil & Gas Property | Dec 2025 |
| 4308 | TODD CS | Campbell County, WY | Gas Property | Aug 2017 |
| 4309 | TOLEDO | Sweetwater County, WY | Oil & Gas Property | Mar 2026 |
| 4310 | TOLMAN | Washakie County, WY | Oil & Gas Property | Nov 2022 |
| 4311 | TOOTS 1H | Campbell County, WY | Oil & Gas Property | Mar 2026 |
| 4312 | TOPAZ 1324-0 | Converse County, WY | Oil & Gas Property | Mar 2026 |
| 4313 | TORINO | Laramie County, WY | Oil & Gas Property | Mar 2026 |
| 4314 | TORNADO FE | Johnson County, WY | Oil & Gas Property | Mar 2026 |
| 4315 | TORO | Campbell County, WY | Oil & Gas Property | Mar 2026 |
| 4316 | TOUGHY FE | Converse County, WY | Oil & Gas Property | Mar 2026 |
| 4317 | TOUGHY FED 3671-17-5-3W NH | Converse County, WY | Oil & Gas Property | Mar 2026 |
| 4318 | TOWER CS FEDERAL | Johnson County, WY | Gas Property | May 2023 |
| 4319 | TOWNSEND | Weston County, WY | Oil & Gas Property | Feb 2026 |
| 4320 | TR 71 CS DEEP STATE | Campbell County, WY | Gas Property | Feb 2012 |
| 4321 | TRACT 3A 10 | Park County, WY | Oil & Gas Property | Mar 2026 |
| 4322 | TRAIL | Sweetwater County, WY | Oil & Gas Property | Mar 2026 |
| 4323 | TRAIL | Lincoln County, WY | Oil & Gas Property | Mar 2026 |
| 4324 | TRAIL BUFFER | Sweetwater County, WY | Oil & Gas Property | Mar 2026 |
| 4325 | TRAIL BUFFER 2 | Sweetwater County, WY | Oil & Gas Property | Mar 2026 |
| 4326 | TRAIL RIDGE FE | Campbell County, WY | Gas Property | Jun 2013 |
| 4327 | TRAVA | Crook County, WY | Oil Property | Mar 2026 |
| 4328 | TREASURE UNIT | Sweetwater County, WY | Oil & Gas Property | May 2009 |
| 4329 | TREMBATH | Sheridan County, WY | Gas Property | Mar 2014 |
| 4330 | TREMBATH | Sheridan County, WY | Gas Property | Jun 2015 |
| 4331 | TREND | Campbell County, WY | Oil Property | Apr 2025 |
| 4332 | TREND FE | Campbell County, WY | Oil Property | Mar 2026 |
| 4333 | TRESNER | Niobrara County, WY | Oil & Gas Property | Dec 2024 |
| 4334 | TRESNER STATE | Sublette County, WY | Oil & Gas Property | May 2006 |
| 4335 | TRESTLE FEDERAL | Sweetwater County, WY | Oil & Gas Property | Mar 2026 |
| 4336 | TRIANGLE | Campbell County, WY | Oil & Gas Property | Apr 2026 |
| 4337 | TRIANGLE U EAST | Campbell County, WY | Oil & Gas Property | Apr 2026 |
| 4338 | TRIBAL | Fremont County, WY | Oil & Gas Property | Mar 2026 |
| 4339 | TRIBAL | Fremont County, WY | Oil & Gas Property | Dec 2023 |
| 4340 | TRIBAL | Fremont County, WY | Oil & Gas Property | Apr 2026 |
| 4341 | TRIBAL | Fremont County, WY | Oil & Gas Property | Oct 2021 |
| 4342 | TRIBAL | Fremont County, WY | Oil & Gas Property | Apr 2026 |
| 4343 | TRIBAL | Fremont County, WY | Oil & Gas Property | Mar 2025 |
| 4344 | TRIBAL A NUGGET | Fremont County, WY | Oil Property | Apr 2026 |
| 4345 | TRIBAL CHATTERTON F | Fremont County, WY | Oil Property | Mar 2026 |
| 4346 | TRIBAL MUDDY RIDGE | Fremont County, WY | Oil & Gas Property | Mar 2025 |
| 4347 | TRIBAL PAV | Fremont County, WY | Oil & Gas Property | Feb 2025 |
| 4348 | TRIBAL SHOSHONE 6 | Fremont County, WY | Oil & Gas Property | May 2021 |
| 4349 | TRIDENT | Campbell County, WY | Oil & Gas Property | Mar 2026 |
| 4350 | TRIGGER FED | Converse County, WY | Oil & Gas Property | Mar 2026 |
| 4351 | TRIGGER FED 4176-16-21-1FH | Campbell County, WY | Oil & Gas Property | Mar 2026 |
| 4352 | TRINITY | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 4353 | TRINITY CS FEDERAL | Campbell County, WY | Gas Property | Aug 2018 |
| 4354 | TRIPP | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 4355 | TRIPP | Sweetwater County, WY | Oil & Gas Property | Mar 2026 |
| 4356 | TRITON | Sweetwater County, WY | Oil & Gas Property | Feb 2026 |
| 4357 | TRITON | Campbell County, WY | Gas Property | Jun 2011 |
| 4358 | TRITON FED 5275-13 | Campbell County, WY | Oil & Gas Property | Mar 2026 |
| 4359 | TROLL FED 3572-0618 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 4360 | TRUE FED | Campbell County, WY | Oil & Gas Property | Apr 2026 |
| 4361 | TRUE FED | Campbell County, WY | Oil & Gas Property | Apr 2026 |
| 4362 | TRUE GRIT | Campbell County, WY | Oil Property | Apr 2026 |
| 4363 | TRUE OIL | Laramie County, WY | Oil & Gas Property | Apr 2026 |
| 4364 | TRUE RANCHES | Laramie County, WY | Oil & Gas Property | Apr 2026 |
| 4365 | TRUE STATE | Campbell County, WY | Oil & Gas Property | Apr 2026 |
| 4366 | TRUSLER | Sheridan County, WY | Oil Property | Oct 2019 |
| 4367 | TSU 2 | Weston County, WY | Oil & Gas Property | Jan 2020 |
| 4368 | TSU W-0 | Weston County, WY | Oil & Gas Property | May 2015 |
| 4369 | TUCKER FED 3571-2 | Converse County, WY | Oil & Gas Property | Mar 2026 |
| 4370 | TUESDAY DRAW 3874-26 | Converse County, WY | Oil & Gas Property | Mar 2026 |
| 4371 | TUFFY | Converse County, WY | Oil & Gas Property | Mar 2026 |
| 4372 | TUIT DRAW CBM | Campbell County, WY | Gas Property | Dec 2011 |
| 4373 | TUIT DRAW FE | Campbell County, WY | Oil & Gas Property | Apr 2026 |
| 4374 | TUPELO FED 3673-05 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 4375 | TUPPER | Crook County, WY | Oil & Gas Property | Feb 2026 |
| 4376 | TUPPER PATENTED | Crook County, WY | Oil Property | Feb 2026 |
| 4377 | TURNER | Campbell County, WY | Gas Property | Nov 2012 |
| 4378 | TURNER | Campbell County, WY | Oil & Gas Property | Oct 2013 |
| 4379 | TURNER | Campbell County, WY | Gas Property | Oct 2007 |
| 4380 | TURNER SAND UNIT | Weston County, WY | Oil & Gas Property | Jun 2020 |
| 4381 | TWENTY | Campbell County, WY | Gas Property | May 2012 |
| 4382 | TWENTY MIL | Campbell County, WY | Gas Property | May 2013 |
| 4383 | TWENTY MILE | Campbell County, WY | Gas Property | Apr 2015 |
| 4384 | TWIFORD | Crook County, WY | Oil & Gas Property | Mar 2026 |
| 4385 | TWO BUTTES | Sublette County, WY | Oil & Gas Property | Mar 2026 |
| 4386 | TWO DOT | Park County, WY | Oil & Gas Property | Aug 2022 |
| 4387 | TWO RIM | Sweetwater County, WY | Oil & Gas Property | Mar 2026 |
| 4388 | TX SONNERS 29 | Park County, WY | Oil & Gas Property | Mar 2026 |
| 4389 | UCROSS CS FED | Campbell County, WY | Gas Property | Oct 2014 |
| 4390 | UNDERWOOD | Campbell County, WY | Oil & Gas Property | May 2005 |
| 4391 | UNION | Fremont County, WY | Oil & Gas Property | Oct 2017 |
| 4392 | UNION PACIFIC | Sweetwater County, WY | Oil & Gas Property | Apr 2009 |
| 4393 | UNION PACIFIC | Albany County, WY | Oil Property | Mar 2026 |
| 4394 | UNIT | Washakie County, WY | Oil & Gas Property | Oct 2023 |
| 4395 | UNIT | Fremont County, WY | Oil Property | Mar 2026 |
| 4396 | UNIT | Natrona County, WY | Oil & Gas Property | Oct 2025 |
| 4397 | UNIT | Campbell County, WY | Oil & Gas Property | Mar 2026 |
| 4398 | UNIT | Johnson County, WY | Oil & Gas Property | Oct 1989 |
| 4399 | UNIT | Hot Springs County, WY | Oil & Gas Property | Mar 2026 |
| 4400 | UNIT | Fremont County, WY | Oil Property | Apr 2026 |