| 45101 | FRYSAK B 47-15 (ALLOC-C) | Glasscock County, TX | Oil & Gas Property | Oct 2025 |
| 45102 | FRYSTAK CENTRAL | Susquehanna County, PA | Gas Property | Nov 2025 |
| 45103 | FRYSTAK EAST | Susquehanna County, PA | Gas Property | Nov 2025 |
| 45104 | FSAU | Andrews County, TX | Oil & Gas Property | Nov 2025 |
| 45105 | FSFU | Toole County, MT | Oil Property | Nov 2025 |
| 45106 | FSWSU | Borden County, TX | Oil & Gas Property | Oct 2025 |
| 45107 | FT LUPTON HIGHLANDS | Weld County, CO | Oil & Gas Property | May 2018 |
| 45108 | FT ST VRAIN | Weld County, CO | Oil & Gas Property | Aug 2022 |
| 45109 | FT STOCKTON SOUTH | Pecos County, TX | Oil & Gas Property | Apr 2018 |
| 45110 | FT STOCKTON SOUTH UNIT | Pecos County, TX | Oil & Gas Property | Oct 2025 |
| 45111 | FT SUMTER | Glasscock County, TX | Oil & Gas Property | Nov 2025 |
| 45112 | FT TERRETT RANCH/CANYON LM/U | Sutton County, TX | Oil & Gas Property | Nov 2025 |
| 45113 | FT. BERTHOLD 150-94-32C-29H | McKenzie County, ND | Oil & Gas Property | Nov 2025 |
| 45114 | FT. BUFORD 1-16H | Williams County, ND | Oil & Gas Property | Dec 2025 |
| 45115 | FT. CHADBOURNE ODOM LIME UNIT | Coke County, TX | Oil & Gas Property | Nov 2025 |
| 45116 | FT. WORTH NATIONAL BANK | Dewitt County, TX | Oil & Gas Property | Nov 2025 |
| 45117 | FT. WORTH NATL. BANK | Ward County, TX | Oil & Gas Property | Dec 2019 |
| 45118 | FT. WORTH NATL. BANK | Glasscock County, TX | Oil & Gas Property | Apr 2021 |
| 45119 | FT.TRINIDAD UPPER GLEN ROSE UNIT | Madison County, TX | Oil & Gas Property | Nov 2025 |
| 45120 | FT.TRINIDAD UPPER GLEN ROSE UNIT | Houston County, TX | Oil & Gas Property | Dec 2023 |
| 45121 | FTH1 | Burke County, ND | Oil & Gas Property | Dec 2025 |
| 45122 | FTUN 1495-S | Sweetwater County, WY | Oil & Gas Property | Oct 2025 |
| 45123 | FUCHS | Glasscock County, TX | Oil & Gas Property | Oct 2025 |
| 45124 | FUCHS | Roger Mills County, OK | Oil & Gas Property | Oct 2025 |
| 45125 | FUCHS | Beckham County, OK | Oil & Gas Property | Oct 2025 |
| 45126 | FUCHS | Fayette County, TX | Oil & Gas Property | Nov 2025 |
| 45127 | FUCHS "D" | Williamson County, TX | Oil Property | Nov 2025 |
| 45128 | FUCHS A | Monroe County, OH | Gas Property | Sep 2025 |
| 45129 | FUCHS D 46-39 (ALLOC | Reagan County, TX | Oil & Gas Property | Oct 2025 |
| 45130 | FUCHS F 46-34 (ALLOC | Glasscock County, TX | Oil & Gas Property | Oct 2025 |
| 45131 | FUCHS G 46-34 (ALLOC-A) | Glasscock County, TX | Oil & Gas Property | Oct 2025 |
| 45132 | FUCIK | Wharton County, TX | Oil & Gas Property | Oct 2025 |
| 45133 | FUCIK GEORGE | Wharton County, TX | Oil & Gas Property | Jan 2025 |
| 45134 | FUDGE | Allen County, KS | Oil Property | Jul 2025 |
| 45135 | FUENTES | Sherman County, TX | Gas Property | Oct 2025 |
| 45136 | FUENTES J.R | Starr County, TX | Oil & Gas Property | Oct 2025 |
| 45137 | FUGATE | Rogers County, OK | Gas Property | Feb 1994 |
| 45138 | FUGATE | Caddo County, OK | Oil Property | Sep 2025 |
| 45139 | FUGATE | Knott County, KY | Oil & Gas Property | Dec 2023 |
| 45140 | FUGATE | Knott County, KY | Gas Property | Dec 2021 |
| 45141 | FUGATE | Knott County, KY | Gas Property | Dec 2023 |
| 45142 | FUGERE | Daniels County, MT | Oil & Gas Property | Dec 2008 |
| 45143 | FUGERE 3 | Golden Valley County, ND | Oil & Gas Property | Dec 2025 |
| 45144 | FUGIT | Woods County, OK | Oil & Gas Property | Oct 2025 |
| 45145 | FUGLER | Santa Barbara County, CA | Oil & Gas Property | Jun 2022 |
| 45146 | FUGLER | Santa Barbara County, CA | Oil & Gas Property | Jul 1989 |
| 45147 | FUHLBERG, JA | Madison County, TX | Oil & Gas Property | Oct 2025 |
| 45148 | FUHR | Leavenworth County, KS | Oil Property | May 1996 |
| 45149 | FUHRMAN | Andrews County, TX | Oil & Gas Property | Oct 2025 |
| 45150 | FUHRMAN | Kern County, CA | Oil Property | Aug 1992 |
| 45151 | FUHRMAN | Bourbon County, KS | Oil Property | Jul 2025 |
| 45152 | FUHRMAN | Allen County, KS | Oil Property | May 2025 |
| 45153 | FUHRMAN | Wheeler County, TX | Oil & Gas Property | Nov 2025 |
| 45154 | FUHRMAN | Andrews County, TX | Oil & Gas Property | Nov 2025 |
| 45155 | FUJI 1206 | Canadian County, OK | Oil & Gas Property | Oct 2025 |
| 45156 | FUJI UNIT | Karnes County, TX | Oil & Gas Property | Nov 2025 |
| 45157 | FUKSA | Kingfisher County, OK | Oil & Gas Property | Oct 2025 |
| 45158 | FULBRIGHT W.C | Erath County, TX | Gas Property | Nov 2025 |
| 45159 | FULCHER | Jack County, TX | Oil & Gas Property | Nov 2025 |
| 45160 | FULCHER | Webster County, KY | Oil Property | Dec 2014 |
| 45161 | FULCHER, JOE | Henderson County, KY | Oil Property | Dec 2020 |
| 45162 | FULCHER, JOE & A G PRITCHETT | Henderson County, KY | Oil Property | Dec 2022 |
| 45163 | FULFER MRS. W.T. ETAL GAS UNIT | Erath County, TX | Gas Property | Nov 2025 |
| 45164 | FULGHAM | Clay County, TX | Oil & Gas Property | May 2013 |
| 45165 | FULGHUM | Wilson County, KS | Gas Property | Aug 2025 |
| 45166 | FULHAGE | Woodson County, KS | Oil Property | Jul 2025 |
| 45167 | FULK | Stevens County, KS | Gas Property | Sep 2025 |
| 45168 | FULKERSON | Young County, TX | Oil & Gas Property | Nov 2025 |
| 45169 | FULKERSON | Butler County, KS | Oil Property | Sep 2025 |
| 45170 | FULKERSON | Stevens County, KS | Gas Property | Sep 2025 |
| 45171 | FULKERSON | Creek County, OK | Oil & Gas Property | Oct 2025 |
| 45172 | FULKERSON | Campbell County, WY | Gas Property | Feb 2011 |
| 45173 | FULKERSON | Daviess County, KY | Oil Property | Oct 2023 |
| 45174 | FULKERSON | Dawson County, TX | Oil & Gas Property | Nov 2025 |
| 45175 | FULKERSON 'B' | Morton County, KS | Gas Property | Aug 2025 |
| 45176 | FULKS | Coshocton County, OH | Oil Property | Dec 2024 |
| 45177 | FULKS | Athens County, OH | Oil & Gas Property | Dec 2008 |
| 45178 | FULL | Wirt County, WV | Oil & Gas Property | Dec 2020 |
| 45179 | FULL BAR | Andrews County, TX | Oil & Gas Property | Nov 2025 |
| 45180 | FULL CHOKE | Eddy County, NM | Oil & Gas Property | Nov 2025 |
| 45181 | FULL HOUSE | Reagan County, TX | Oil & Gas Property | Nov 2025 |
| 45182 | FULL HOUSE 30 | Eddy County, NM | Oil & Gas Property | Nov 2025 |
| 45183 | FULL SAIL | Rio Arriba County, NM | Oil & Gas Property | Dec 2025 |
| 45184 | FULL SERVICE IN | Stafford County, KS | Oil Property | Sep 2025 |
| 45185 | FULL TANK 33 FED | Eddy County, NM | Oil & Gas Property | Jan 2012 |
| 45186 | FULL TILT 18 7 FEDERAL | Eddy County, NM | Oil & Gas Property | Nov 2025 |
| 45187 | FULL, LEWIS | Wirt County, WV | Oil & Gas Property | Jun 2012 |
| 45188 | FULLBRIGHT 1 | Caddo County, OK | Oil & Gas Property | Nov 2025 |
| 45189 | FULLEN | Leon County, TX | Oil & Gas Property | Nov 2025 |
| 45190 | FULLEN G | Leon County, TX | Oil & Gas Property | Nov 2025 |
| 45191 | FULLER | Scotts Bluff County, NE | Oil & Gas Property | Dec 2024 |
| 45192 | FULLER | Scurry County, TX | Oil & Gas Property | Nov 2025 |
| 45193 | FULLER | Campbell County, WY | Gas Property | Jun 2012 |
| 45194 | FULLER | Dunn County, ND | Oil & Gas Property | Nov 2025 |
| 45195 | FULLER | Nacogdoches County, TX | Oil & Gas Property | Nov 2025 |
| 45196 | FULLER | McKean County, PA | Oil & Gas Property | Dec 2024 |
| 45197 | FULLER | Medina County, OH | Oil & Gas Property | Dec 2017 |
| 45198 | FULLER | Howard County, TX | Oil & Gas Property | Nov 2025 |
| 45199 | FULLER | Lincoln Parish, LA | Oil & Gas Property | Dec 2024 |
| 45200 | FULLER | Lane County, KS | Oil Property | Aug 2025 |