| 44201 | FULLER EUGENE UNIT | Lycoming County, PA | Gas Property | Feb 2025 |
| 44202 | FULLER FE | Campbell County, WY | Gas Property | Jun 2013 |
| 44203 | FULLER FEDERAL | Campbell County, WY | Gas Property | Jun 2012 |
| 44204 | FULLER FEDERAL | Eddy County, NM | Oil & Gas Property | Dec 2024 |
| 44205 | FULLER FEDERAL | Fremont County, WY | Oil & Gas Property | May 2012 |
| 44206 | FULLER FEDERAL 2-2HSL1 | Dunn County, ND | Oil & Gas Property | Feb 2025 |
| 44207 | FULLER GILBERT | Medina County, OH | Oil & Gas Property | Dec 2019 |
| 44208 | FULLER M. L | Pecos County, TX | Oil & Gas Property | Jan 2025 |
| 44209 | FULLER RANCH | Campbell County, WY | Oil & Gas Property | Feb 2025 |
| 44210 | FULLER RES | Fremont County, WY | Oil & Gas Property | Oct 2024 |
| 44211 | FULLER STATE 36 | Fremont County, WY | Gas Property | Jun 2009 |
| 44212 | FULLER UNIT | Noble County, OH | Oil & Gas Property | Dec 2024 |
| 44213 | FULLER-NEWTON ET AL | Goliad County, TX | Oil & Gas Property | May 2017 |
| 44214 | FULLER-ROMANO UNIT | Lake County, OH | Oil & Gas Property | Dec 1988 |
| 44215 | FULLERTON | Clearfield County, PA | Gas Property | Dec 2024 |
| 44216 | FULLERTON | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 44217 | FULLERTON | Comanche County, OK | Oil Property | Aug 2024 |
| 44218 | FULLERTON | Santa Barbara County, CA | Oil & Gas Property | Dec 2016 |
| 44219 | FULLERTON | San Juan County, NM | Oil & Gas Property | Mar 2025 |
| 44220 | FULLERTON CLEARFORK UNIT | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 44221 | FULLERTON EAST | Andrews County, TX | Oil Property | Jan 2025 |
| 44222 | FULLERTON FEDERAL | San Juan County, NM | Oil & Gas Property | Feb 2025 |
| 44223 | FULLERTON SAN ANDRES UNIT | Andrews County, TX | Oil & Gas Property | Jan 2025 |
| 44224 | FULLILOVE E | Caddo Parish, LA | Oil & Gas Property | Aug 2023 |
| 44225 | FULLMER | Gove County, KS | Oil Property | Dec 2024 |
| 44226 | FULLWOOD | Navarro County, TX | Oil & Gas Property | Nov 2000 |
| 44227 | FULLY LOADED 12 1 | Eddy County, NM | Oil & Gas Property | Feb 2025 |
| 44228 | FULMER | Westmoreland County, PA | Oil & Gas Property | Feb 2025 |
| 44229 | FULMER | White County, AR | Gas Property | Jun 2024 |
| 44230 | FULMER | Holmes County, OH | Oil Property | Dec 2024 |
| 44231 | FULMER | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 44232 | FULMER 1-16 | Stephens County, OK | Oil & Gas Property | Jan 2025 |
| 44233 | FULMER UNIT | Lycoming County, PA | Gas Property | Feb 2025 |
| 44234 | FULNECKY | Potter County, PA | Oil & Gas Property | Dec 2024 |
| 44235 | FULPS J. M | Caldwell County, TX | Oil & Gas Property | Jan 2025 |
| 44236 | FULSCHER | Phillips County, CO | Gas Property | Sep 2023 |
| 44237 | FULSOM | Cowley County, KS | Oil Property | Sep 2024 |
| 44238 | FULSOM | Chautauqua County, KS | Oil Property | Dec 2024 |
| 44239 | FULSOM RANCH | Chautauqua County, KS | Oil Property | Jul 2022 |
| 44240 | FULSON | Tarrant County, TX | Gas Property | Jan 2025 |
| 44241 | FULTON | Denton County, TX | Oil & Gas Property | Jan 2025 |
| 44242 | FULTON | Clark County, KS | Oil & Gas Property | Dec 2024 |
| 44243 | FULTON | Venango County, PA | Oil & Gas Property | Dec 2017 |
| 44244 | FULTON | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 44245 | FULTON | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 44246 | FULTON | Los Angeles County, CA | Oil & Gas Property | Dec 2024 |
| 44247 | FULTON | Lubbock County, TX | Oil & Gas Property | Jan 2025 |
| 44248 | FULTON | Robertson County, TX | Oil & Gas Property | Jan 2025 |
| 44249 | FULTON | Warren County, PA | Oil Property | Dec 2024 |
| 44250 | FULTON | Grant County, KS | Gas Property | Dec 2024 |
| 44251 | FULTON | Harrison County, OH | Oil & Gas Property | Dec 2024 |
| 44252 | FULTON | Freestone County, TX | Oil & Gas Property | Jan 2025 |
| 44253 | FULTON | Oldham County, TX | Oil & Gas Property | Jan 2025 |
| 44254 | FULTON | Clarion County, PA | Gas Property | Dec 2024 |
| 44255 | FULTON BEACH | Aransas County, TX | Oil & Gas Property | Apr 2022 |
| 44256 | FULTON C 1 | Caddo County, OK | Oil & Gas Property | Jan 2025 |
| 44257 | FULTON COLLIER | Eddy County, NM | Oil & Gas Property | Jun 2018 |
| 44258 | FULTON GEORGE GAS UNIT NO. 1 | Freestone County, TX | Oil & Gas Property | Jan 2025 |
| 44259 | FULTON L | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 44260 | FULTON, C. T | Grayson County, TX | Oil & Gas Property | Jan 2025 |
| 44261 | FULTON, E | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 44262 | FULTON-BYRNE | Toole County, MT | Oil & Gas Property | Oct 2023 |
| 44263 | FULTON-MCKEE | Los Angeles County, CA | Oil & Gas Property | Dec 2024 |
| 44264 | FULTON-SELL | Lipscomb County, TX | Oil & Gas Property | Jan 2025 |
| 44265 | FULTS | Roger Mills County, OK | Oil & Gas Property | Jan 2025 |
| 44266 | FULTS GAS UNIT | Harrison County, TX | Oil & Gas Property | Jan 2025 |
| 44267 | FULTZ | Labette County, KS | Gas Property | Sep 2009 |
| 44268 | FULWYLER UNIT 28 | Kern County, CA | Oil & Gas Property | Dec 2024 |
| 44269 | FUNCK 1-12 | Canadian County, OK | Oil & Gas Property | Jan 2025 |
| 44270 | FUND 8 DOMESTIC | Mingo County, WV | Gas Property | Dec 2021 |
| 44271 | FUNDIS | Pottawatomie County, OK | Oil Property | Oct 2024 |
| 44272 | FUNDIS | Pottawatomie County, OK | Oil & Gas Property | Jan 2025 |
| 44273 | FUNDIS | Coffey County, KS | Oil Property | Dec 2024 |
| 44274 | FUNK | Tom Green County, TX | Oil & Gas Property | Jan 2019 |
| 44275 | FUNK | Canadian County, OK | Oil & Gas Property | Jan 2025 |
| 44276 | FUNK | Ashland County, OH | Oil & Gas Property | Dec 2017 |
| 44277 | FUNK | Barton County, KS | Oil Property | Dec 2024 |
| 44278 | FUNK | Kingman County, KS | Oil & Gas Property | Jul 2020 |
| 44279 | FUNK | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 44280 | FUNK | Stark County, OH | Oil & Gas Property | Dec 2023 |
| 44281 | FUNK | Kingman County, KS | Oil & Gas Property | Dec 2024 |
| 44282 | FUNK | Woodson County, KS | Oil Property | Dec 2024 |
| 44283 | FUNK | Young County, TX | Oil & Gas Property | Dec 2024 |
| 44284 | FUNK | Chautauqua County, KS | Oil Property | May 1996 |
| 44285 | FUNK | Crawford County, PA | Oil & Gas Property | Dec 2024 |
| 44286 | FUNK 49 | Eddy County, NM | Oil & Gas Property | Jul 2016 |
| 44287 | FUNK JOE | Tom Green County, TX | Oil & Gas Property | Jan 2025 |
| 44288 | FUNK PAUL | Coshocton County, OH | Oil Property | Dec 2024 |
| 44289 | FUNK, ET AL GAS UNIT | Goliad County, TX | Oil & Gas Property | Jan 2025 |
| 44290 | FUNK, LEROY | Lewis County, WV | Oil & Gas Property | Dec 2021 |
| 44291 | FUNKE | Kingman County, KS | Gas Property | Nov 2024 |
| 44292 | FUNKHOUSER 20 | Upton County, TX | Oil & Gas Property | Jul 2023 |
| 44293 | FUNKY BOSS | Ward County, TX | Oil & Gas Property | Jan 2025 |
| 44294 | FUNKY MONKS 8 FEDERAL COM | Lea County, NM | Oil & Gas Property | Feb 2025 |
| 44295 | FUNNY CIDE 15258 FED COM | Chaves County, NM | Oil & Gas Property | Jan 2025 |
| 44296 | FUNNY CIDE 32 | Culberson County, TX | Oil & Gas Property | Jan 2025 |
| 44297 | FUNSTON LAND INC 1 | De Soto Parish, LA | Oil & Gas Property | Dec 2024 |
| 44298 | FUQUA | Stephens County, OK | Oil & Gas Property | Dec 2024 |
| 44299 | FUQUA | Carson County, TX | Gas Property | Jan 2025 |
| 44300 | FUQUA | Chautauqua County, KS | Oil & Gas Property | Dec 1992 |