| 43201 | FOUNTAIN | Hardin County, TX | Oil & Gas Property | Mar 2006 |
| 43202 | FOUNTAIN | Leon County, TX | Oil & Gas Property | May 2025 |
| 43203 | FOUNTAIN | Graham County, KS | Oil Property | Apr 2025 |
| 43204 | FOUNTAIN FARM | Escambia County, AL | Oil & Gas Property | May 2025 |
| 43205 | FOUNTAIN GAS UNIT 1 | Pecos County, TX | Oil & Gas Property | May 2025 |
| 43206 | FOUNTAIN II SARANDOS ALLOCATION | Leon County, TX | Oil & Gas Property | May 2025 |
| 43207 | FOUQUET | Lincoln County, OK | Oil & Gas Property | Jun 2025 |
| 43208 | FOUR BEES LTD | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 43209 | FOUR BOYS | Cheyenne County, KS | Oil Property | Apr 2025 |
| 43210 | FOUR BUCKS | Susquehanna County, PA | Gas Property | Jun 2025 |
| 43211 | FOUR C SAN ANDRES UNIT | Pecos County, TX | Oil & Gas Property | May 2025 |
| 43212 | FOUR CORNER | Archer County, TX | Oil Property | May 2025 |
| 43213 | FOUR CORNERS | Crane County, TX | Oil & Gas Property | May 2025 |
| 43214 | FOUR CORNERS RANCH-UNIT | Frio County, TX | Oil & Gas Property | May 2025 |
| 43215 | FOUR CORNERS TXL FEE A | Upton County, TX | Oil & Gas Property | Dec 2024 |
| 43216 | FOUR DANCES USA 41-25TFH | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 43217 | FOUR DEER | Santa Barbara County, CA | Oil & Gas Property | Jun 2025 |
| 43218 | FOUR DOGS UNIT 1 | Panola County, TX | Oil & Gas Property | Sep 2024 |
| 43219 | FOUR J CATTLE CO | Stephens County, TX | Oil & Gas Property | May 2025 |
| 43220 | FOUR K PARTNERS | McMullen County, TX | Oil & Gas Property | May 2025 |
| 43221 | FOUR MILE CREEK | Campbell County, WY | Gas Property | Nov 2017 |
| 43222 | FOUR MILE DRAW | Eddy County, NM | Oil & Gas Property | Jun 2025 |
| 43223 | FOUR MILE DRAW | Chaves County, NM | Gas Property | Apr 2025 |
| 43224 | FOUR MILE GULCH | Sweetwater County, WY | Oil & Gas Property | Jun 2025 |
| 43225 | FOUR MILE SHEEP | Carbon County, WY | Oil & Gas Property | Dec 2010 |
| 43226 | FOUR PEAKS 35 FEDERAL | Eddy County, NM | Oil & Gas Property | May 2025 |
| 43227 | FOUR PETE SAKE | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 43228 | FOUR QUARTER | Yuma County, CO | Gas Property | Jun 2025 |
| 43229 | FOUR R S TRUST | Crawford County, PA | Gas Property | Dec 2024 |
| 43230 | FOUR ROSES 23S UNIT 1H | Reeves County, TX | Oil & Gas Property | May 2025 |
| 43231 | FOUR ROSES 9 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 43232 | FOUR SIXES | Carson County, TX | Oil & Gas Property | Feb 2017 |
| 43233 | FOUR SQUARE RANCH | Edwards County, TX | Oil & Gas Property | Apr 2025 |
| 43234 | FOUR STAR 7-32-7-20 | Uintah County, UT | Oil & Gas Property | Jun 2025 |
| 43235 | FOUR W FARMS | Richardson County, NE | Oil Property | Dec 2024 |
| 43236 | FOUR WINDS | Waller County, TX | Oil & Gas Property | Oct 2024 |
| 43237 | FOUR-WAY RANCH | Jackson County, TX | Oil & Gas Property | May 2025 |
| 43238 | FOURBEAR | Park County, WY | Oil Property | Jun 2025 |
| 43239 | FOURMILE CS FEDERAL | Campbell County, WY | Gas Property | Nov 2013 |
| 43240 | FOURMILE FEDERAL COM 20H | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 43241 | FOURT | Fremont County, WY | Oil Property | Jun 2025 |
| 43242 | FOURTEEN MILE | Washakie County, WY | Oil & Gas Property | Nov 2015 |
| 43243 | FOURTH AVENUE | Los Angeles County, CA | Oil & Gas Property | Sep 2017 |
| 43244 | FOUSHEE-HENKE | Atascosa County, TX | Oil & Gas Property | May 2025 |
| 43245 | FOUSHEE-WRIGHT KEATHLEY SA | Atascosa County, TX | Oil & Gas Property | May 2025 |
| 43246 | FOUST | Allen County, KS | Oil Property | Mar 2025 |
| 43247 | FOUST | Bradford County, PA | Gas Property | Jun 2025 |
| 43248 | FOUST | Cleburne County, AR | Gas Property | Jun 2024 |
| 43249 | FOUST MORRIS UNIT | Johnson County, TX | Oil & Gas Property | May 2025 |
| 43250 | FOUST-IHRIG 43-18 | Sherman County, KS | Gas Property | Apr 2025 |
| 43251 | FOUTS | Morton County, KS | Gas Property | Apr 2025 |
| 43252 | FOUTS | Haskell County, TX | Oil & Gas Property | May 2025 |
| 43253 | FOUTS | Tuscarawas County, OH | Oil & Gas Property | Dec 2024 |
| 43254 | FOUTS | Garvin County, OK | Gas Property | Feb 2024 |
| 43255 | FOUTS | Montgomery County, KS | Oil Property | Apr 1998 |
| 43256 | FOUTS RONNIE/DORIS | Morgan County, OH | Oil & Gas Property | Dec 2022 |
| 43257 | FOUTTY, G. W | Ritchie County, WV | Oil & Gas Property | Nov 2021 |
| 43258 | FOWLE ROBERT | Perry County, OH | Oil & Gas Property | Dec 2022 |
| 43259 | FOWLER | Jack County, TX | Oil & Gas Property | May 2025 |
| 43260 | FOWLER | Payne County, OK | Oil & Gas Property | May 2025 |
| 43261 | FOWLER | Pontotoc County, OK | Oil Property | Sep 2024 |
| 43262 | FOWLER | Lincoln Parish, LA | Oil & Gas Property | May 1994 |
| 43263 | FOWLER | Glasscock County, TX | Oil & Gas Property | May 2025 |
| 43264 | FOWLER | Gray County, TX | Gas Property | May 2025 |
| 43265 | FOWLER | Fayette County, AL | Oil & Gas Property | Mar 2009 |
| 43266 | FOWLER | Natrona County, WY | Oil & Gas Property | Jun 2025 |
| 43267 | FOWLER | Wichita County, TX | Oil & Gas Property | May 2025 |
| 43268 | FOWLER | Pawnee County, OK | Oil Property | Jul 2012 |
| 43269 | FOWLER | Fayette County, AL | Oil & Gas Property | May 2025 |
| 43270 | FOWLER | Gray County, TX | Gas Property | May 2025 |
| 43271 | FOWLER | Jack County, TX | Oil & Gas Property | May 2025 |
| 43272 | FOWLER | Payne County, OK | Oil Property | Oct 2024 |
| 43273 | FOWLER | Ward County, TX | Oil & Gas Property | May 2025 |
| 43274 | FOWLER | Butler County, KS | Oil Property | Apr 2025 |
| 43275 | FOWLER | Morton County, KS | Gas Property | Apr 2025 |
| 43276 | FOWLER | Toole County, MT | Gas Property | Jun 2025 |
| 43277 | FOWLER | Calhoun County, WV | Gas Property | Dec 2021 |
| 43278 | FOWLER | Kern County, CA | Oil Property | Jun 2025 |
| 43279 | FOWLER | Haskell County, OK | Gas Property | May 2025 |
| 43280 | FOWLER | Fayette County, AL | Oil & Gas Property | May 2025 |
| 43281 | FOWLER | Roger Mills County, OK | Oil & Gas Property | May 2025 |
| 43282 | FOWLER | Washington County, PA | Gas Property | Jun 2025 |
| 43283 | FOWLER | Crook County, WY | Oil & Gas Property | Jun 2025 |
| 43284 | FOWLER | Grady County, OK | Oil & Gas Property | May 2025 |
| 43285 | FOWLER | Jefferson County, OK | Oil Property | Nov 1993 |
| 43286 | FOWLER | Stephens County, OK | Oil Property | Jun 2025 |
| 43287 | FOWLER | Greenwood County, KS | Oil Property | Apr 2025 |
| 43288 | FOWLER | Texas County, OK | Oil & Gas Property | May 2025 |
| 43289 | FOWLER | Montgomery County, KS | Oil & Gas Property | Apr 2025 |
| 43290 | FOWLER | Beckham County, OK | Oil & Gas Property | Jun 2025 |
| 43291 | FOWLER | Neosho County, KS | Gas Property | Apr 2025 |
| 43292 | FOWLER | Lea County, NM | Oil & Gas Property | Jun 2025 |
| 43293 | FOWLER | Seminole County, OK | Oil & Gas Property | May 2025 |
| 43294 | FOWLER | Montgomery County, KS | Gas Property | Apr 2025 |
| 43295 | FOWLER | Grant County, KS | Gas Property | Apr 2025 |
| 43296 | FOWLER | Haskell County, OK | Gas Property | May 2025 |
| 43297 | FOWLER | Haskell County, OK | Gas Property | May 2025 |
| 43298 | FOWLER | San Patricio County, TX | Oil & Gas Property | May 2025 |
| 43299 | FOWLER | Limestone County, TX | Oil & Gas Property | May 2025 |
| 43300 | FOWLER | Orange County, CA | Oil & Gas Property | May 1989 |