| 3301 | RATHVON | Hot Springs County, WY | Oil & Gas Property | Feb 2025 |
| 3302 | RATTLESNAKE | Sweetwater County, WY | Oil & Gas Property | Feb 2025 |
| 3303 | RAUDSEP | Crook County, WY | Oil & Gas Property | Nov 1986 |
| 3304 | RAVEN CR | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 3305 | RAVENNA FEE 21-19 37-73H | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 3306 | RAWHIDE | Campbell County, WY | Oil & Gas Property | May 2006 |
| 3307 | RAWHIDE | Johnson County, WY | Gas Property | Jan 2025 |
| 3308 | RAWHOUSER | Weston County, WY | Oil Property | Jun 2020 |
| 3309 | RAY STATE | Uinta County, WY | Oil & Gas Property | Feb 2025 |
| 3310 | RAZOR STATE 4076-12-1-1FH | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 3311 | RAZORBACK | Laramie County, WY | Oil & Gas Property | Sep 2003 |
| 3312 | REBA FED 3671-30-31-1 | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 3313 | REBEL | Sublette County, WY | Oil & Gas Property | Jan 2025 |
| 3314 | REBEL FED 3874 | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 3315 | RECLUSE | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 3316 | RECLUSE NO | Campbell County, WY | Oil & Gas Property | Jun 1983 |
| 3317 | RECORD | Campbell County, WY | Oil Property | Jan 2022 |
| 3318 | RECORD | Campbell County, WY | Gas Property | Apr 2020 |
| 3319 | RECORD | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 3320 | RED DESERT | Sweetwater County, WY | Oil & Gas Property | Feb 2025 |
| 3321 | RED DESERT | Sweetwater County, WY | Oil & Gas Property | Aug 2024 |
| 3322 | RED DESERT 36 | Sweetwater County, WY | Oil & Gas Property | Feb 2025 |
| 3323 | RED DESERT FED | Sweetwater County, WY | Oil & Gas Property | Feb 2025 |
| 3324 | RED LAKE | Sweetwater County, WY | Oil & Gas Property | Feb 2025 |
| 3325 | RED TIGER | Campbell County, WY | Gas Property | Oct 2006 |
| 3326 | RED WASH | Sweetwater County, WY | Oil & Gas Property | Nov 2017 |
| 3327 | RED WASH | Sweetwater County, WY | Oil & Gas Property | Feb 2025 |
| 3328 | REDSTONE | Laramie County, WY | Oil & Gas Property | Feb 2025 |
| 3329 | REDWOOD 0112 | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 3330 | REECE FED 5275-3 | Campbell County, WY | Gas Property | May 2016 |
| 3331 | REED | Campbell County, WY | Gas Property | May 2012 |
| 3332 | REED | Niobrara County, WY | Oil & Gas Property | Mar 2025 |
| 3333 | REED | Campbell County, WY | Oil & Gas Property | Jan 2025 |
| 3334 | REED FE | Campbell County, WY | Gas Property | Oct 2015 |
| 3335 | REED STATE | Niobrara County, WY | Oil & Gas Property | Feb 2025 |
| 3336 | REED-FED | Niobrara County, WY | Oil & Gas Property | Feb 2025 |
| 3337 | REEL | Campbell County, WY | Oil & Gas Property | Jan 2025 |
| 3338 | REESE | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 3339 | REEVES | Campbell County, WY | Gas Property | May 2012 |
| 3340 | REFINERY | Converse County, WY | Oil & Gas Property | May 2018 |
| 3341 | REILE | Campbell County, WY | Gas Property | May 2012 |
| 3342 | REISSIG | Laramie County, WY | Oil Property | Dec 2017 |
| 3343 | REMI FED | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 3344 | REMI STATE | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 3345 | REMINGTON 5 | Sheridan County, WY | Gas Property | Jun 2015 |
| 3346 | REMINGTON 5 | Sheridan County, WY | Gas Property | Dec 2023 |
| 3347 | REMINGTON 5 | Sheridan County, WY | Gas Property | Jun 2015 |
| 3348 | REMINGTON 57-76-1 | Campbell County, WY | Gas Property | Jun 2015 |
| 3349 | REMINGTON 58-79 | Sheridan County, WY | Gas Property | Dec 2023 |
| 3350 | RENO | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 3351 | RENO | Campbell County, WY | Gas Property | Nov 2015 |
| 3352 | RENO | Campbell County, WY | Gas Property | Sep 2010 |
| 3353 | RENO | Campbell County, WY | Oil & Gas Property | Jan 2025 |
| 3354 | RENO & SONS | Campbell County, WY | Gas Property | Jun 2017 |
| 3355 | RENO CS STATE | Campbell County, WY | Gas Property | Apr 2008 |
| 3356 | RENO EAST UNIT | Johnson County, WY | Oil Property | Jan 2025 |
| 3357 | RENO FLATS FED | Campbell County, WY | Gas Property | Jun 2015 |
| 3358 | RENO UNIT | Johnson County, WY | Oil & Gas Property | Jan 2025 |
| 3359 | RESERVE | Sheridan County, WY | Gas Property | Mar 2012 |
| 3360 | RESERVE | Sheridan County, WY | Gas Property | Mar 2012 |
| 3361 | RESERVOIR | Lincoln County, WY | Oil & Gas Property | Feb 2025 |
| 3362 | RESERVOIR CREEK | Fremont County, WY | Oil & Gas Property | Oct 2023 |
| 3363 | REVLAND | Campbell County, WY | Gas Property | May 2006 |
| 3364 | REVLAND FED TRUST | Campbell County, WY | Gas Property | Aug 2009 |
| 3365 | REX FED 3571-21 | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 3366 | REX STATE 3571-21-16 | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 3367 | REYNARD UNIT | Lincoln County, WY | Oil & Gas Property | Feb 2025 |
| 3368 | REYNOLDS | Crook County, WY | Oil & Gas Property | Dec 2024 |
| 3369 | REYNOLDS | Converse County, WY | Oil & Gas Property | Nov 2024 |
| 3370 | REYNOLDS | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 3371 | REYNOLDS | Campbell County, WY | Gas Property | Nov 2012 |
| 3372 | REYNOLDS CS | Campbell County, WY | Gas Property | Feb 2018 |
| 3373 | RFD FEE | Weston County, WY | Oil Property | Jul 1991 |
| 3374 | RFD GOVT | Weston County, WY | Oil & Gas Property | Nov 2019 |
| 3375 | RHEETI | Laramie County, WY | Oil & Gas Property | Feb 2025 |
| 3376 | RHINE 3625 | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 3377 | RICE & SONS | Sheridan County, WY | Gas Property | May 2012 |
| 3378 | RICH | Sweetwater County, WY | Oil & Gas Property | Feb 2025 |
| 3379 | RICH | Campbell County, WY | Oil Property | Feb 2022 |
| 3380 | RICHARDSON | Sweetwater County, WY | Oil & Gas Property | Feb 2025 |
| 3381 | RIDE FED 3670-28 | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 3382 | RIDENOUR | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 3383 | RIDGE POINT | Lincoln County, WY | Oil & Gas Property | Feb 2025 |
| 3384 | RIDGELY | Hot Springs County, WY | Oil & Gas Property | Feb 2025 |
| 3385 | RIDGERUNNER CS FED | Campbell County, WY | Gas Property | Apr 2010 |
| 3386 | RIDGLEY | Hot Springs County, WY | Oil & Gas Property | May 2023 |
| 3387 | RIEHLE | Converse County, WY | Oil & Gas Property | Nov 2024 |
| 3388 | RIEHLE | Converse County, WY | Oil & Gas Property | Oct 2004 |
| 3389 | RILEY RIDGE | Sublette County, WY | Oil & Gas Property | Jul 2014 |
| 3390 | RIMROCK | Laramie County, WY | Oil & Gas Property | Feb 2025 |
| 3391 | RINGER 4470-0409-1TH | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 3392 | RIPS 4471-0 | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 3393 | RITCHIE 56-77 | Sheridan County, WY | Gas Property | Jun 2015 |
| 3394 | RITCHIE FED 3671-12 | Converse County, WY | Oil & Gas Property | Feb 2025 |
| 3395 | RITTHALER | Weston County, WY | Oil Property | May 2009 |
| 3396 | RIVERBEND | Campbell County, WY | Gas Property | Nov 2014 |
| 3397 | RIVERSIDE | Sublette County, WY | Oil & Gas Property | Feb 2025 |
| 3398 | RIVERTON | Fremont County, WY | Oil & Gas Property | Feb 2025 |
| 3399 | RM OREGON FEDERAL 24-12 43-77BH | Johnson County, WY | Oil & Gas Property | Feb 2025 |
| 3400 | RMMC | Campbell County, WY | Gas Property | Jul 2003 |