| 4301 | STEINLE RANCH | Converse County, WY | Oil & Gas Property | Nov 2025 |
| 4302 | STENGEL STATE | Sweetwater County, WY | Oil & Gas Property | Nov 2025 |
| 4303 | STEP SCALE | Hot Springs County, WY | Oil & Gas Property | Nov 2025 |
| 4304 | STEPANEK | Johnson County, WY | Gas Property | Nov 2025 |
| 4305 | STEPSCALE 49-T-P | Hot Springs County, WY | Oil & Gas Property | Nov 2025 |
| 4306 | STEVENS | Campbell County, WY | Gas Property | Apr 2012 |
| 4307 | STEVENSON | Crook County, WY | Oil & Gas Property | Oct 1994 |
| 4308 | STEVENSON 0409 | Campbell County, WY | Oil & Gas Property | Dec 2025 |
| 4309 | STEWART | Campbell County, WY | Oil & Gas Property | Jan 2026 |
| 4310 | STEWART | Crook County, WY | Oil Property | Mar 2013 |
| 4311 | STEWART POINT | Sublette County, WY | Oil & Gas Property | Nov 2025 |
| 4312 | STIG FED 4271-32 | Campbell County, WY | Oil & Gas Property | Nov 2025 |
| 4313 | STIMSON 3568-0211-1TH | Converse County, WY | Oil & Gas Property | Nov 2025 |
| 4314 | STINGRAY 1-11/12H | Laramie County, WY | Oil & Gas Property | Dec 2025 |
| 4315 | STIP SCALE 23 | Hot Springs County, WY | Oil & Gas Property | Nov 2025 |
| 4316 | STIRLING | Weston County, WY | Oil & Gas Property | Dec 2025 |
| 4317 | STOCK | Campbell County, WY | Gas Property | Jan 2008 |
| 4318 | STOCKMANS B | Campbell County, WY | Oil & Gas Property | Jan 1994 |
| 4319 | STOCKYARDS | Crook County, WY | Oil Property | Nov 2025 |
| 4320 | STODDARD | Weston County, WY | Oil & Gas Property | Dec 2025 |
| 4321 | STODDARD | Campbell County, WY | Oil & Gas Property | Nov 2025 |
| 4322 | STODDARD 40-71 36 A | Converse County, WY | Oil & Gas Property | Nov 2025 |
| 4323 | STONE CABIN | Natrona County, WY | Oil & Gas Property | Dec 2025 |
| 4324 | STONE GATE | Campbell County, WY | Gas Property | Nov 2013 |
| 4325 | STONEGATE | Campbell County, WY | Gas Property | Nov 2012 |
| 4326 | STONEPILE | Campbell County, WY | Gas Property | Mar 2012 |
| 4327 | STONES THROW | Campbell County, WY | Gas Property | Jun 2015 |
| 4328 | STORE DRAW CS | Campbell County, WY | Gas Property | Aug 2018 |
| 4329 | STORM SHELTER | Sweetwater County, WY | Oil & Gas Property | Dec 2025 |
| 4330 | STORMY FED 4371-27 | Campbell County, WY | Oil & Gas Property | Nov 2025 |
| 4331 | STOVALL | Natrona County, WY | Oil & Gas Property | Dec 2025 |
| 4332 | STRAGG DRAW | Campbell County, WY | Oil Property | Dec 2025 |
| 4333 | STRANAHAN | Johnson County, WY | Gas Property | Nov 2025 |
| 4334 | STRANGE | Sweetwater County, WY | Oil & Gas Property | Dec 2025 |
| 4335 | STREETER | Johnson County, WY | Oil & Gas Property | Dec 1993 |
| 4336 | STREETER | Johnson County, WY | Gas Property | Feb 2016 |
| 4337 | STREETER FED | Johnson County, WY | Gas Property | Dec 2015 |
| 4338 | STRICKLING | Weston County, WY | Oil & Gas Property | Aug 2024 |
| 4339 | STRIKE | Sweetwater County, WY | Oil & Gas Property | Nov 2025 |
| 4340 | STRIPE CS FED | Campbell County, WY | Gas Property | Nov 2013 |
| 4341 | STUART | Campbell County, WY | Gas Property | Aug 2011 |
| 4342 | STUART | Campbell County, WY | Oil & Gas Property | Dec 2025 |
| 4343 | STUART | Campbell County, WY | Oil & Gas Property | Dec 2025 |
| 4344 | STUART FEDERAL | Campbell County, WY | Gas Property | Jun 2012 |
| 4345 | STUART FEDERAL | Campbell County, WY | Gas Property | Jul 2011 |
| 4346 | STUART FEDERAL | Campbell County, WY | Gas Property | Jan 2010 |
| 4347 | STUD HORESE BUTTE | Sublette County, WY | Oil & Gas Property | Dec 2025 |
| 4348 | STUD HORSE | Sublette County, WY | Oil & Gas Property | Dec 2025 |
| 4349 | STUD HORSE BUTTE | Sublette County, WY | Oil & Gas Property | Dec 2025 |
| 4350 | STUDHORSE BUTTE 62-34 | Sublette County, WY | Oil & Gas Property | Dec 2025 |
| 4351 | STUDHORSE BUTTE RAIN 311-04-500H | Sublette County, WY | Oil & Gas Property | Dec 2025 |
| 4352 | SUCHAN | Campbell County, WY | Oil & Gas Property | Nov 2025 |
| 4353 | SUEDKAMP | Campbell County, WY | Gas Property | May 2012 |
| 4354 | SUGAR LOAF | Sublette County, WY | Oil & Gas Property | Nov 2021 |
| 4355 | SUGARLOAF | Sweetwater County, WY | Oil & Gas Property | Oct 2025 |
| 4356 | SUKEY CS STATE | Johnson County, WY | Gas Property | Apr 2014 |
| 4357 | SULTANA 23-62 23-14 | Goshen County, WY | Oil & Gas Property | Dec 2025 |
| 4358 | SUMMERFIELD | Campbell County, WY | Oil & Gas Property | Dec 2022 |
| 4359 | SUN DOG UNIT | Carbon County, WY | Gas Property | Aug 2025 |
| 4360 | SUN DOG UNIT 1691 | Carbon County, WY | Gas Property | Dec 2016 |
| 4361 | SUN RANCH | Natrona County, WY | Oil & Gas Property | Sep 2025 |
| 4362 | SUNDQUIST 9-34-71 USA A | Converse County, WY | Oil & Gas Property | Dec 2025 |
| 4363 | SUNDQUIST FLATS | Converse County, WY | Oil & Gas Property | Sep 1981 |
| 4364 | SUNDQUIST FLATS UNIT 34-72 1 | Converse County, WY | Oil & Gas Property | Dec 2025 |
| 4365 | SUNLIGHT 41-20 1H | Laramie County, WY | Oil & Gas Property | Dec 2025 |
| 4366 | SUNRISE CS FED | Campbell County, WY | Gas Property | Sep 2014 |
| 4367 | SUNRISE FED | Campbell County, WY | Oil & Gas Property | Dec 2025 |
| 4368 | SUPER BEE | Laramie County, WY | Oil & Gas Property | Dec 2025 |
| 4369 | SUPERHORNET | Campbell County, WY | Oil Property | Apr 2010 |
| 4370 | SUPERIOR | Campbell County, WY | Oil Property | Jan 1990 |
| 4371 | SURANYI | Sheridan County, WY | Gas Property | May 2012 |
| 4372 | SUSSEX | Johnson County, WY | Oil & Gas Property | Nov 2024 |
| 4373 | SUSSEX UNIT | Johnson County, WY | Oil & Gas Property | Apr 1986 |
| 4374 | SUSSEX WEST | Johnson County, WY | Oil & Gas Property | Dec 2025 |
| 4375 | SUSSEX WEST UNIT | Johnson County, WY | Oil Property | Oct 1986 |
| 4376 | SVALINA | Campbell County, WY | Oil & Gas Property | Apr 2010 |
| 4377 | SVALINA FED 14-17 | Campbell County, WY | Oil Property | Dec 2025 |
| 4378 | SWAN SOUTH | Sweetwater County, WY | Oil & Gas Property | Dec 2025 |
| 4379 | SWAN W-42289 24-14 | Lincoln County, WY | Oil & Gas Property | Dec 2025 |
| 4380 | SWANSON | Campbell County, WY | Gas Property | Jan 2007 |
| 4381 | SWANSONG | Campbell County, WY | Gas Property | Nov 2013 |
| 4382 | SWINGHOLM FEDERAL | Campbell County, WY | Gas Property | Dec 2011 |
| 4383 | SWINYER 1 | Sheridan County, WY | Gas Property | Mar 2014 |
| 4384 | SYMONS | Sheridan County, WY | Gas Property | Mar 2014 |
| 4385 | T COSNER | Campbell County, WY | Oil & Gas Property | Dec 2025 |
| 4386 | T DUNNE | Fremont County, WY | Oil Property | Oct 2025 |
| 4387 | T SONNERS | Park County, WY | Oil & Gas Property | Nov 2025 |
| 4388 | T-55 FED 3 | Converse County, WY | Oil & Gas Property | Dec 2025 |
| 4389 | T-C RANCH 2S | Campbell County, WY | Gas Property | Nov 2025 |
| 4390 | T-CHAIR | Campbell County, WY | Gas Property | May 2015 |
| 4391 | T-CHAIR | Campbell County, WY | Gas Property | Nov 2025 |
| 4392 | T-CHAIR | Campbell County, WY | Oil & Gas Property | Nov 2025 |
| 4393 | TABLE 15-33-68 USA A | Converse County, WY | Oil & Gas Property | Dec 2025 |
| 4394 | TABLE MOUNTAIN UNIT | Johnson County, WY | Oil & Gas Property | Dec 2025 |
| 4395 | TABLE ROCK | Sweetwater County, WY | Oil & Gas Property | Dec 2025 |
| 4396 | TAGGART | Park County, WY | Oil & Gas Property | Sep 2019 |
| 4397 | TALISMAN | Campbell County, WY | Gas Property | Nov 2025 |
| 4398 | TALISMAN CS FED | Johnson County, WY | Gas Property | Dec 2019 |
| 4399 | TALLOW | Laramie County, WY | Oil & Gas Property | Dec 2025 |
| 4400 | TALLOW 3119 | Laramie County, WY | Oil & Gas Property | Dec 2025 |