| 42201 | FLANNERY, FANNIE | Floyd County, KY | Gas Property | Dec 2023 |
| 42202 | FLAPJACK | La Salle County, TX | Oil & Gas Property | May 2025 |
| 42203 | FLASCHENRIEM | Weld County, CO | Oil & Gas Property | May 2025 |
| 42204 | FLASH | Bradford County, PA | Gas Property | May 2025 |
| 42205 | FLASH | Carter County, OK | Oil & Gas Property | Apr 2025 |
| 42206 | FLASH STATE 4076-13-24-1FH | Converse County, WY | Oil & Gas Property | Jun 2025 |
| 42207 | FLASH WEST | Howard County, TX | Oil & Gas Property | May 2025 |
| 42208 | FLASHBACK | Tarrant County, TX | Oil & Gas Property | May 2025 |
| 42209 | FLAT COULEE | Liberty County, MT | Oil & Gas Property | Apr 2025 |
| 42210 | FLAT CREEK | Campbell County, WY | Oil Property | Jun 2025 |
| 42211 | FLAT CREEK | Dimmit County, TX | Oil & Gas Property | May 2025 |
| 42212 | FLAT HEAD FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 42213 | FLAT IRON 22 | Hughes County, OK | Oil & Gas Property | Apr 2025 |
| 42214 | FLAT ROCK | Uintah County, UT | Oil & Gas Property | Jun 2025 |
| 42215 | FLAT TOP | Carbon County, WY | Oil & Gas Property | May 2025 |
| 42216 | FLAT TOP | Haskell County, TX | Oil & Gas Property | May 2025 |
| 42217 | FLAT TOP | Jones County, TX | Oil & Gas Property | May 2025 |
| 42218 | FLAT TOP BUTTE | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 42219 | FLAT TOP BUTTE | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 42220 | FLAT TOP BUTTE | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 42221 | FLAT TOP HILL 3467-27 | Niobrara County, WY | Oil & Gas Property | Jun 2025 |
| 42222 | FLAT TOP HILL 3567-11-23-2 NXH | Niobrara County, WY | Oil & Gas Property | Jun 2025 |
| 42223 | FLATBOW | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 42224 | FLATBOW | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 42225 | FLATBOW | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 42226 | FLATEN 15-8H | Williams County, ND | Oil & Gas Property | Jun 2025 |
| 42227 | FLATHEAD 2-15 | Reeves County, TX | Oil & Gas Property | May 2025 |
| 42228 | FLATHEAD 3X34-18-26 | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 42229 | FLATHERS | Ochiltree County, TX | Oil & Gas Property | May 2025 |
| 42230 | FLATLAND | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 42231 | FLATLAND 11X-2 | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 42232 | FLATLAND 844-1 | Phillips County, CO | Gas Property | Sep 2023 |
| 42233 | FLATLAND 944-35 | Phillips County, CO | Gas Property | Sep 2023 |
| 42234 | FLATLAND FEDERAL 11-4 | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 42235 | FLATNESS | Bowman County, ND | Oil & Gas Property | Jun 2025 |
| 42236 | FLATO | Kleberg County, TX | Oil & Gas Property | May 2025 |
| 42237 | FLATONIA EAST UNIT | Fayette County, TX | Oil & Gas Property | Jan 2025 |
| 42238 | FLATONIA SW | Fayette County, TX | Oil & Gas Property | May 2025 |
| 42239 | FLATONIA TOWNSITE UNIT | Fayette County, TX | Oil & Gas Property | May 2025 |
| 42240 | FLATROCK FARMS 10-14 | Van Buren County, AR | Gas Property | Jul 2024 |
| 42241 | FLATT | Pontotoc County, OK | Oil Property | Apr 2025 |
| 42242 | FLAUTT | Perry County, OH | Oil & Gas Property | Dec 2018 |
| 42243 | FLAX | Gove County, KS | Oil Property | Mar 2025 |
| 42244 | FLAX | Ellis County, KS | Oil Property | Mar 2025 |
| 42245 | FLAX B | Trego County, KS | Oil Property | Apr 2025 |
| 42246 | FLEA FLICKER | Loving County, TX | Oil & Gas Property | May 2025 |
| 42247 | FLEABAG 44-53 B UNIT | Howard County, TX | Oil & Gas Property | May 2025 |
| 42248 | FLEAGANE | Belmont County, OH | Gas Property | Mar 2025 |
| 42249 | FLECHS | Okmulgee County, OK | Oil Property | Apr 1995 |
| 42250 | FLECK | Fayette County, TX | Oil & Gas Property | May 2025 |
| 42251 | FLECK 1 | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 42252 | FLECK 150 | McKenzie County, ND | Oil & Gas Property | Jun 2025 |
| 42253 | FLEECE | Wise County, TX | Oil & Gas Property | May 2025 |
| 42254 | FLEEGER 2 UNIT | Butler County, PA | Gas Property | May 2025 |
| 42255 | FLEEGER UNIT | Butler County, PA | Gas Property | May 2025 |
| 42256 | FLEEMAN | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 42257 | FLEEMAN | Howard County, TX | Oil & Gas Property | May 2025 |
| 42258 | FLEEMAN NICKS LAND & CATTLE CO | Wilson County, TX | Oil & Gas Property | May 2025 |
| 42259 | FLEENOR | Kingfisher County, OK | Oil & Gas Property | Feb 2019 |
| 42260 | FLEENOR | Latimer County, OK | Gas Property | Apr 2025 |
| 42261 | FLEENOR | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 42262 | FLEET | Seminole County, OK | Oil Property | Feb 2025 |
| 42263 | FLEET | Johnson County, TX | Oil & Gas Property | May 2025 |
| 42264 | FLEET | Seminole County, OK | Oil Property | Apr 2025 |
| 42265 | FLEET | Hughes County, OK | Gas Property | Sep 2017 |
| 42266 | FLEET ADMIRAL 21-16-10-11 | Caddo County, OK | Oil & Gas Property | Apr 2025 |
| 42267 | FLEET MILLER | Amite County, MS | Oil & Gas Property | Jan 2017 |
| 42268 | FLEET UNIT | Tarrant County, TX | Gas Property | May 2025 |
| 42269 | FLEETWING | Johnson County, WY | Gas Property | Dec 2019 |
| 42270 | FLEETWOOD | Stephens County, OK | Oil & Gas Property | Apr 2025 |
| 42271 | FLEETWOOD | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 42272 | FLEETWOOD | Tulsa County, OK | Gas Property | Oct 2020 |
| 42273 | FLEETWOOD 36 25 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 42274 | FLEETWOOD UNIT | Karnes County, TX | Oil & Gas Property | May 2025 |
| 42275 | FLEGG | Rooks County, KS | Oil Property | Apr 2025 |
| 42276 | FLEGLER | Russell County, KS | Oil Property | Apr 2025 |
| 42277 | FLEISCHMAN 44-71-14B-23 | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 42278 | FLEISHACKER | Kern County, CA | Oil Property | Dec 2002 |
| 42279 | FLEISHAKER | Montague County, TX | Oil & Gas Property | May 2025 |
| 42280 | FLEISHAUER | Kern County, CA | Oil & Gas Property | Jun 1986 |
| 42281 | FLEISHER | Santa Barbara County, CA | Oil & Gas Property | Feb 2024 |
| 42282 | FLEISHER | Chautauqua County, KS | Oil Property | Mar 2025 |
| 42283 | FLEITMAN | Cooke County, TX | Oil & Gas Property | May 2025 |
| 42284 | FLEITMAN | Cooke County, TX | Oil & Gas Property | May 2025 |
| 42285 | FLEITMAN | Cooke County, TX | Oil & Gas Property | Apr 2025 |
| 42286 | FLEMING | Martin County, TX | Oil & Gas Property | Mar 2025 |
| 42287 | FLEMING | Indiana County, PA | Gas Property | Dec 2024 |
| 42288 | FLEMING | Pleasants County, WV | Oil & Gas Property | Dec 2021 |
| 42289 | FLEMING | Greenwood County, KS | Oil Property | Mar 2025 |
| 42290 | FLEMING | Armstrong County, PA | Gas Property | Dec 2024 |
| 42291 | FLEMING | Kern County, CA | Oil Property | Dec 2012 |
| 42292 | FLEMING | Columbiana County, OH | Oil & Gas Property | Dec 2024 |
| 42293 | FLEMING | Clay County, TX | Oil & Gas Property | Sep 1996 |
| 42294 | FLEMING | Pontotoc County, OK | Oil & Gas Property | Apr 2025 |
| 42295 | FLEMING | Ritchie County, WV | Gas Property | Dec 2021 |
| 42296 | FLEMING | Franklin County, KS | Oil Property | Mar 2025 |
| 42297 | FLEMING | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 42298 | FLEMING | Washington County, OH | Oil & Gas Property | Dec 2020 |
| 42299 | FLEMING | Licking County, OH | Oil Property | Dec 2006 |
| 42300 | FLEMING | Archer County, TX | Oil Property | Feb 2016 |