| 44001 | FUCHS | Fayette County, TX | Oil & Gas Property | Mar 2026 |
| 44002 | FUCHS "D" | Williamson County, TX | Oil Property | Mar 2026 |
| 44003 | FUCHS A | Monroe County, OH | Gas Property | Mar 2026 |
| 44004 | FUCHS D 46-39 (ALLOC | Reagan County, TX | Oil & Gas Property | Mar 2026 |
| 44005 | FUCHS F 46-34 (ALLOC | Glasscock County, TX | Oil & Gas Property | Mar 2026 |
| 44006 | FUCHS G 46-34 (ALLOC-A) | Glasscock County, TX | Oil & Gas Property | Mar 2026 |
| 44007 | FUCIK | Wharton County, TX | Oil & Gas Property | Mar 2026 |
| 44008 | FUDGE | Allen County, KS | Oil Property | Dec 2025 |
| 44009 | FUENTES | Sherman County, TX | Gas Property | Mar 2026 |
| 44010 | FUENTES J.R | Starr County, TX | Oil & Gas Property | Jan 2026 |
| 44011 | FUGATE | Caddo County, OK | Oil Property | Apr 2026 |
| 44012 | FUGATE | Knott County, KY | Oil & Gas Property | Dec 2024 |
| 44013 | FUGATE | Knott County, KY | Gas Property | Dec 2021 |
| 44014 | FUGATE | Knott County, KY | Gas Property | Dec 2024 |
| 44015 | FUGERE | Daniels County, MT | Oil & Gas Property | Dec 2008 |
| 44016 | FUGERE 3 | Golden Valley County, ND | Oil & Gas Property | Apr 2026 |
| 44017 | FUGIT | Woods County, OK | Oil & Gas Property | Mar 2026 |
| 44018 | FUGLER | Santa Barbara County, CA | Oil & Gas Property | Jun 2022 |
| 44019 | FUGLER | Santa Barbara County, CA | Oil & Gas Property | Jul 1989 |
| 44020 | FUHLBERG, JA | Madison County, TX | Oil & Gas Property | Feb 2026 |
| 44021 | FUHR | Leavenworth County, KS | Oil Property | May 1996 |
| 44022 | FUHRMAN | Andrews County, TX | Oil & Gas Property | Mar 2026 |
| 44023 | FUHRMAN | Kern County, CA | Oil Property | Aug 1992 |
| 44024 | FUHRMAN | Bourbon County, KS | Oil Property | Jul 2025 |
| 44025 | FUHRMAN | Allen County, KS | Oil Property | Oct 2025 |
| 44026 | FUHRMAN | Wheeler County, TX | Oil & Gas Property | Mar 2026 |
| 44027 | FUHRMAN | Andrews County, TX | Oil & Gas Property | Mar 2026 |
| 44028 | FUJI 1206 | Canadian County, OK | Oil & Gas Property | Mar 2026 |
| 44029 | FUJI UNIT | Karnes County, TX | Oil & Gas Property | Mar 2026 |
| 44030 | FUKSA | Kingfisher County, OK | Oil & Gas Property | Mar 2026 |
| 44031 | FULBRIGHT W.C | Erath County, TX | Gas Property | Mar 2026 |
| 44032 | FULCHER | Jack County, TX | Oil & Gas Property | Mar 2026 |
| 44033 | FULCHER | Webster County, KY | Oil Property | Dec 2014 |
| 44034 | FULCHER, JOE | Henderson County, KY | Oil Property | Dec 2020 |
| 44035 | FULCHER, JOE & A G PRITCHETT | Henderson County, KY | Oil Property | Dec 2022 |
| 44036 | FULFER MRS. W.T. ETAL GAS UNIT | Erath County, TX | Gas Property | Mar 2026 |
| 44037 | FULGHAM | Clay County, TX | Oil & Gas Property | May 2013 |
| 44038 | FULGHUM | Wilson County, KS | Gas Property | Aug 2025 |
| 44039 | FULHAGE | Woodson County, KS | Oil Property | Feb 2026 |
| 44040 | FULK | Stevens County, KS | Gas Property | Feb 2026 |
| 44041 | FULKERSON | Young County, TX | Oil & Gas Property | Feb 2026 |
| 44042 | FULKERSON | Butler County, KS | Oil Property | Feb 2026 |
| 44043 | FULKERSON | Stevens County, KS | Gas Property | Feb 2026 |
| 44044 | FULKERSON | Creek County, OK | Oil & Gas Property | Feb 2026 |
| 44045 | FULKERSON | Campbell County, WY | Gas Property | Nov 2010 |
| 44046 | FULKERSON | Daviess County, KY | Oil Property | Oct 2023 |
| 44047 | FULKERSON | Dawson County, TX | Oil & Gas Property | Mar 2026 |
| 44048 | FULKERSON 'B' | Morton County, KS | Gas Property | Aug 2025 |
| 44049 | FULKS | Coshocton County, OH | Oil Property | Dec 2025 |
| 44050 | FULL | Wirt County, WV | Oil & Gas Property | Dec 2018 |
| 44051 | FULL BAR | Andrews County, TX | Oil & Gas Property | Mar 2026 |
| 44052 | FULL CHOKE | Eddy County, NM | Oil & Gas Property | Apr 2026 |
| 44053 | FULL GOSPEL | Payne County, OK | Oil & Gas Property | Apr 2026 |
| 44054 | FULL HOUSE | Reagan County, TX | Oil & Gas Property | Mar 2026 |
| 44055 | FULL HOUSE 30 | Eddy County, NM | Oil & Gas Property | Apr 2026 |
| 44056 | FULL SAIL | Rio Arriba County, NM | Oil & Gas Property | Apr 2026 |
| 44057 | FULL SERVICE IN | Stafford County, KS | Oil Property | Jan 2026 |
| 44058 | FULL TANK 33 FED | Eddy County, NM | Oil & Gas Property | Jan 2012 |
| 44059 | FULL TILT 18 7 FEDERAL | Eddy County, NM | Oil & Gas Property | Apr 2026 |
| 44060 | FULL, LEWIS | Wirt County, WV | Oil & Gas Property | Jun 2012 |
| 44061 | FULLBRIGHT 1 | Caddo County, OK | Oil & Gas Property | Mar 2026 |
| 44062 | FULLEN | Leon County, TX | Oil & Gas Property | Mar 2026 |
| 44063 | FULLEN G | Leon County, TX | Oil & Gas Property | Mar 2026 |
| 44064 | FULLER | Scotts Bluff County, NE | Oil & Gas Property | Dec 2025 |
| 44065 | FULLER | Scurry County, TX | Oil & Gas Property | Mar 2026 |
| 44066 | FULLER | Campbell County, WY | Gas Property | Jun 2012 |
| 44067 | FULLER | Dunn County, ND | Oil & Gas Property | Apr 2026 |
| 44068 | FULLER | Nacogdoches County, TX | Oil & Gas Property | Mar 2026 |
| 44069 | FULLER | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 44070 | FULLER | Medina County, OH | Oil & Gas Property | Dec 2017 |
| 44071 | FULLER | Howard County, TX | Oil & Gas Property | Mar 2026 |
| 44072 | FULLER | Lincoln Parish, LA | Oil & Gas Property | Dec 2024 |
| 44073 | FULLER | Lane County, KS | Oil Property | Jan 2026 |
| 44074 | FULLER | Scurry County, TX | Oil & Gas Property | Mar 2026 |
| 44075 | FULLER | Parker County, TX | Gas Property | Mar 2026 |
| 44076 | FULLER | Ashtabula County, OH | Oil & Gas Property | Dec 2015 |
| 44077 | FULLER | Furnas County, NE | Oil Property | Dec 2025 |
| 44078 | FULLER | Garvin County, OK | Oil & Gas Property | Oct 2025 |
| 44079 | FULLER | Finney County, KS | Oil Property | Feb 2026 |
| 44080 | FULLER | Stevens County, KS | Gas Property | Feb 2026 |
| 44081 | FULLER | Greene County, PA | Oil & Gas Property | Mar 2026 |
| 44082 | FULLER | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 44083 | FULLER | De Soto Parish, LA | Gas Property | Dec 2024 |
| 44084 | FULLER | Caddo County, OK | Oil Property | Mar 2026 |
| 44085 | FULLER | Moore County, TX | Oil & Gas Property | Mar 2026 |
| 44086 | FULLER | Archer County, TX | Oil & Gas Property | Mar 2026 |
| 44087 | FULLER | Major County, OK | Oil & Gas Property | Mar 2026 |
| 44088 | FULLER | Chautauqua County, KS | Oil & Gas Property | May 2020 |
| 44089 | FULLER | Noble County, OH | Oil & Gas Property | Mar 2026 |
| 44090 | FULLER | Lafayette County, AR | Oil Property | May 1980 |
| 44091 | FULLER | Clay County, TX | Oil & Gas Property | Mar 2026 |
| 44092 | FULLER | Okmulgee County, OK | Oil Property | Jul 1995 |
| 44093 | FULLER | Major County, OK | Oil & Gas Property | Sep 2023 |
| 44094 | FULLER | Caddo Parish, LA | Oil & Gas Property | Dec 2024 |
| 44095 | FULLER | Clay County, TX | Oil & Gas Property | Dec 2019 |
| 44096 | FULLER | Nacogdoches County, TX | Oil & Gas Property | Mar 2026 |
| 44097 | FULLER | Scurry County, TX | Oil & Gas Property | Mar 2026 |
| 44098 | FULLER | Wise County, TX | Oil & Gas Property | Feb 2026 |
| 44099 | FULLER | Seward County, KS | Oil & Gas Property | Feb 2026 |
| 44100 | FULLER | Martin County, TX | Oil & Gas Property | Mar 2026 |