| 301 | MCNEIL | Converse County, WY | Oil Property | Nov 1980 |
| 302 | MEATLOAF FED 3571-27 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 303 | MIDDAUGH | Converse County, WY | Oil Property | Apr 2015 |
| 304 | MIDGE FED 4171-36 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 305 | MISTY MOON LAKE 3874-17-20-1NH | Converse County, WY | Oil & Gas Property | May 2026 |
| 306 | MLT FED | Converse County, WY | Oil & Gas Property | May 2026 |
| 307 | MOHR | Converse County, WY | Oil & Gas Property | May 2026 |
| 308 | MOHR | Converse County, WY | Oil & Gas Property | May 2026 |
| 309 | MOKI FED 3672-24 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 310 | MOORE | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 311 | MOORE | Converse County, WY | Oil & Gas Property | Dec 2025 |
| 312 | MOORE | Converse County, WY | Oil & Gas Property | May 2026 |
| 313 | MOORE | Converse County, WY | Oil & Gas Property | May 2026 |
| 314 | MOORE | Converse County, WY | Oil & Gas Property | May 2026 |
| 315 | MOORE | Converse County, WY | Oil & Gas Property | May 2026 |
| 316 | MOORE FED | Converse County, WY | Oil & Gas Property | May 2026 |
| 317 | MOORE LAND TRUST 36-6 | Converse County, WY | Oil & Gas Property | May 2026 |
| 318 | MOORE MINERAL TRUST 4-1 | Converse County, WY | Oil & Gas Property | May 2026 |
| 319 | MORTON | Converse County, WY | Oil & Gas Property | Jun 2026 |
| 320 | MORTON | Converse County, WY | Oil & Gas Property | May 2025 |
| 321 | MORTON | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 322 | MORTON | Converse County, WY | Oil & Gas Property | Feb 2016 |
| 323 | MORTONS | Converse County, WY | Oil & Gas Property | Jun 2026 |
| 324 | MOSQUITO CS FEDERAL | Converse County, WY | Gas Property | Jun 2013 |
| 325 | MVL 2 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 326 | MVL 3 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 327 | MYSTICAL FED | Converse County, WY | Oil & Gas Property | May 2026 |
| 328 | NETZ | Converse County, WY | Oil & Gas Property | May 2026 |
| 329 | NEWCASTLE FED 3673-0607 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 330 | NITRO FED 3569 | Converse County, WY | Oil & Gas Property | May 2026 |
| 331 | NORTHWEST FETTER | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 332 | NORVILLE | Converse County, WY | Oil & Gas Property | May 2026 |
| 333 | NUTCRACKER | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 334 | NW FETTER | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 335 | NW FETTER 2 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 336 | NWFU | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 337 | NWFU 27-34-71 USA A | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 338 | NWFU 30-34-71 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 339 | NYMAG FEDERAL COM | Converse County, WY | Oil & Gas Property | May 2026 |
| 340 | OAKLEY FED | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 341 | OGALALLA | Converse County, WY | Oil & Gas Property | May 2026 |
| 342 | ORION | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 343 | OTTO | Converse County, WY | Oil & Gas Property | May 2026 |
| 344 | P LITTON FED | Converse County, WY | Gas Property | Nov 2009 |
| 345 | PACIFIC POWER 3675-27 | Converse County, WY | Oil & Gas Property | May 2026 |
| 346 | PAINT ROCK CREEK 3874-10 | Converse County, WY | Oil & Gas Property | May 2026 |
| 347 | PANDORA | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 348 | PATSY DRAW UNIT | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 349 | PATSY DRAW UNIT | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 350 | PATTERSON | Converse County, WY | Oil & Gas Property | May 2026 |
| 351 | PATTERSON | Converse County, WY | Oil & Gas Property | May 2026 |
| 352 | PDU TILLARD | Converse County, WY | Oil & Gas Property | May 2026 |
| 353 | PDU WJ RANCH FED 22-153772-1XNH | Converse County, WY | Oil & Gas Property | May 2026 |
| 354 | PEDRO FED 3571-10 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 355 | PENROSE PEAK 3974-34-3 | Converse County, WY | Oil & Gas Property | May 2026 |
| 356 | PERIDOT 1114-0 | Converse County, WY | Oil & Gas Property | May 2026 |
| 357 | PHOENIX | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 358 | PINEY CREEK | Converse County, WY | Oil & Gas Property | May 2026 |
| 359 | PIPPIN FED 4170-31-3 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 360 | PISCES | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 361 | POPSKULL | Converse County, WY | Oil & Gas Property | May 2026 |
| 362 | POWELL | Converse County, WY | Oil & Gas Property | May 2026 |
| 363 | POWELL | Converse County, WY | Oil & Gas Property | Feb 2021 |
| 364 | POWELL | Converse County, WY | Oil & Gas Property | Jan 2026 |
| 365 | PRAWN | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 366 | PRCC 264071 | Converse County, WY | Oil & Gas Property | May 2026 |
| 367 | PRCC FED | Converse County, WY | Oil & Gas Property | May 2026 |
| 368 | QUEENS PARK FED 3 | Converse County, WY | Oil & Gas Property | May 2026 |
| 369 | R B WHITESIDE | Converse County, WY | Oil Property | Jul 1985 |
| 370 | RAGS FED | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 371 | RANKIN | Converse County, WY | Oil & Gas Property | May 2026 |
| 372 | RANKIN FED | Converse County, WY | Oil & Gas Property | May 2026 |
| 373 | REBA FED 3671-30-31-1 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 374 | REBEL FED 3874 | Converse County, WY | Oil & Gas Property | May 2026 |
| 375 | REESE | Converse County, WY | Oil & Gas Property | May 2026 |
| 376 | REFINERY | Converse County, WY | Oil & Gas Property | May 2018 |
| 377 | REMI FED | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 378 | REX FED 3571-21 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 379 | REX STATE 3571-21-16 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 380 | REYNOLDS | Converse County, WY | Oil & Gas Property | Mar 2026 |
| 381 | REYNOLDS | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 382 | RIDE FED 3670-28 | Converse County, WY | Oil & Gas Property | May 2026 |
| 383 | RIEHLE | Converse County, WY | Oil & Gas Property | May 2026 |
| 384 | RIEHLE | Converse County, WY | Oil & Gas Property | Oct 2004 |
| 385 | RITCHIE FED 3671-12 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 386 | ROBBINS | Converse County, WY | Oil & Gas Property | May 2026 |
| 387 | ROBBINS UNIT | Converse County, WY | Oil & Gas Property | May 2026 |
| 388 | ROBBINS UNIT 39-72 4-1FH | Converse County, WY | Oil & Gas Property | May 2026 |
| 389 | ROBINSON | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 390 | ROPER FED | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 391 | RU DILTS FED | Converse County, WY | Oil & Gas Property | May 2026 |
| 392 | RU DILTS FED | Converse County, WY | Oil & Gas Property | May 2026 |
| 393 | RU JFW FED | Converse County, WY | Oil & Gas Property | May 2026 |
| 394 | RU PRCC FED 36-254072 | Converse County, WY | Oil & Gas Property | May 2026 |
| 395 | RU STATE FED 16-093972 | Converse County, WY | Oil & Gas Property | May 2026 |
| 396 | RU T-55 FED | Converse County, WY | Oil & Gas Property | May 2026 |
| 397 | RUSSELL | Converse County, WY | Oil & Gas Property | Mar 2026 |
| 398 | SALISBURY | Converse County, WY | Oil & Gas Property | Nov 1990 |
| 399 | SAM FED 3571-18 | Converse County, WY | Oil & Gas Property | Apr 2026 |
| 400 | SAND DUNES | Converse County, WY | Oil & Gas Property | May 2026 |