| 4001 | EXETER | Fresno County, CA | Oil & Gas Property | Aug 2011 |
| 4002 | EXETER | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 4003 | EXILDE | Glasscock County, TX | Oil & Gas Property | Apr 2020 |
| 4004 | EXIT CHANNEL | Lincoln County, WY | Oil & Gas Property | Jun 2026 |
| 4005 | EXLEY | Venango County, PA | Oil & Gas Property | Dec 2025 |
| 4006 | EXLINE, CARL | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 4007 | EXLINE, CARL E | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 4008 | EXLINE, T.C | Wirt County, WV | Oil Property | Aug 2014 |
| 4009 | EXMOOR 10 34 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 4010 | EXOTIC BARRETT | Clarion County, PA | Gas Property | Dec 2025 |
| 4011 | EXOTIC CAT 5 17 FEDERAL COM | Lea County, NM | Oil & Gas Property | Jul 2026 |
| 4012 | EXOTIC OIL & GAS/GREENWICH UNIT | Indiana County, PA | Gas Property | Dec 2025 |
| 4013 | EXPEDITION STATE UNIT 71-67 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 4014 | EXPENDITURE AXY STATE | Chaves County, NM | Oil & Gas Property | Feb 2026 |
| 4015 | EXPERIMENTAL | Canadian County, OK | Oil & Gas Property | Jun 2026 |
| 4016 | EXPLORATION PARTNERS | Harrison County, WV | Oil & Gas Property | Dec 2021 |
| 4017 | EXPRESS | McMullen County, TX | Oil & Gas Property | Jun 2026 |
| 4018 | EXPRESS 1 | Matagorda County, TX | Oil & Gas Property | Jun 2026 |
| 4019 | EXPRESS STATE 55-13-6 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 4020 | EXTENDOLERO XL6 5-8-17 | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 4021 | EXTERMINATOR 42 STATE | Culberson County, TX | Oil & Gas Property | Jun 2026 |
| 4022 | EXTINCTION 57-T1-32 1H | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 4023 | EXTREME 21 | Jefferson County, OH | Oil & Gas Property | Jun 2026 |
| 4024 | EXXON | Union Parish, LA | Gas Property | Nov 2024 |
| 4025 | EXXON | Garza County, TX | Oil & Gas Property | Jun 2026 |
| 4026 | EXXON | Union County, AR | Oil & Gas Property | Oct 2004 |
| 4027 | EXXON | Garfield County, CO | Oil & Gas Property | May 2026 |
| 4028 | EXXON | Ouachita Parish, LA | Gas Property | Dec 2024 |
| 4029 | EXXON | Latimer County, OK | Gas Property | Jun 2026 |
| 4030 | EXXON | Payne County, OK | Oil & Gas Property | Feb 2019 |
| 4031 | EXXON | Union County, AR | Oil Property | May 2026 |
| 4032 | EXXON | Pecos County, TX | Oil & Gas Property | Jun 2026 |
| 4033 | EXXON A FEDERAL | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 4034 | EXXON A STATE COM | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 4035 | EXXON AGGIE STATE | Lea County, NM | Oil & Gas Property | May 2026 |
| 4036 | EXXON COM | Ascension Parish, LA | Oil & Gas Property | Dec 2024 |
| 4037 | EXXON FEDERAL | Lea County, NM | Oil & Gas Property | Mar 2004 |
| 4038 | EXXON FEDERAL | Chaves County, NM | Oil & Gas Property | Nov 2009 |
| 4039 | EXXON FEDERAL COM | Eddy County, NM | Gas Property | Oct 2024 |
| 4040 | EXXON FEE | Jefferson Parish, LA | Oil & Gas Property | Jan 2025 |
| 4041 | EXXON FEE | Pecos County, TX | Oil & Gas Property | Jun 2026 |
| 4042 | EXXON FEE | Gaines County, TX | Oil & Gas Property | Jun 2026 |
| 4043 | EXXON FEE | Lea County, NM | Oil & Gas Property | Sep 2016 |
| 4044 | EXXON FEE | Martin County, TX | Oil & Gas Property | Apr 2026 |
| 4045 | EXXON FEE | Duval County, TX | Oil & Gas Property | Jan 2026 |
| 4046 | EXXON FEE | Tyler County, TX | Oil & Gas Property | Jun 2026 |
| 4047 | EXXON FEE | Lafourche Parish, LA | Oil & Gas Property | Jul 2018 |
| 4048 | EXXON FEE | Vermilion Parish, LA | Oil & Gas Property | Nov 2024 |
| 4049 | EXXON FEE | Pointe Coupee Parish, LA | Oil Property | Dec 2024 |
| 4050 | EXXON FEE 1-27 | Garvin County, OK | Oil & Gas Property | Jun 2026 |
| 4051 | EXXON FEE C | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 4052 | EXXON MINERAL FEE | Polk County, TX | Oil & Gas Property | Jun 2026 |
| 4053 | EXXON MINERALS 1 | Vernon Parish, LA | Oil & Gas Property | Nov 2024 |
| 4054 | EXXON O | Ouachita Parish, LA | Gas Property | Nov 2024 |
| 4055 | EXXON STATE | Eddy County, NM | Oil & Gas Property | Sep 2016 |
| 4056 | EXXON STATE | Duval County, TX | Oil & Gas Property | Feb 2024 |
| 4057 | EXXON STATE | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 4058 | EXXON STATE | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 4059 | EXXON TD | Lasalle Parish, LA | Oil & Gas Property | Aug 1991 |
| 4060 | EXXON TURNER | Liberty County, TX | Oil & Gas Property | Jul 2018 |
| 4061 | EXXON VASTAR | Union County, AR | Oil Property | Sep 2005 |
| 4062 | EXXON-ATLANTIC H & J | Gaines County, TX | Oil & Gas Property | Jun 2026 |
| 4063 | EXXON-COONS | Terry County, TX | Oil & Gas Property | Jun 2026 |
| 4064 | EXXON-COWDEN | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 4065 | EXXON-LICHTENBERGER FEE | Duval County, TX | Oil & Gas Property | Dec 2025 |
| 4066 | EXXON-MOBIL FEE | Concordia Parish, LA | Oil Property | Jan 2025 |
| 4067 | EXXON-SHELL FEE | Gaines County, TX | Oil & Gas Property | Aug 2025 |
| 4068 | EXXON-STILES | Caddo Parish, LA | Oil Property | Jan 2025 |
| 4069 | EXXON-TEN | Catahoula Parish, LA | Oil & Gas Property | Jan 2025 |
| 4070 | EXXON-TENSAS DEL | Catahoula Parish, LA | Oil Property | Dec 2024 |
| 4071 | EXXON-TENSAS DELTA | Lasalle Parish, LA | Oil Property | Jan 1998 |
| 4072 | EXXON-UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 4073 | EXXON-YATES RANCH | Duval County, TX | Oil & Gas Property | Dec 2025 |
| 4074 | EXXONMOBIL GM | Garfield County, CO | Oil & Gas Property | May 2026 |
| 4075 | EYCFU | Wayne County, MS | Oil Property | Dec 1987 |
| 4076 | EYELET 149-93-05A-08H | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 4077 | EYER | Kern County, CA | Oil & Gas Property | Jun 2026 |
| 4078 | EYESTONE | Yuma County, CO | Gas Property | May 2026 |
| 4079 | EYHORN GAS UNIT 1 | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 4080 | EYHORN-BEGO TRUST (SA) | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 4081 | EYLER CANALE 00 | Armstrong County, PA | Gas Property | Dec 2025 |
| 4082 | EYMAN GAS UNIT 'A' | Stanton County, KS | Gas Property | May 2026 |
| 4083 | EYSTER 1 | Custer County, OK | Oil & Gas Property | Jun 2026 |
| 4084 | EZELL | Franklin County, MS | Oil Property | Dec 2025 |
| 4085 | EZELL | Johnson County, TX | Gas Property | May 2026 |
| 4086 | EZELL | Muskogee County, OK | Oil & Gas Property | May 2026 |
| 4087 | EZELL | Pittsburg County, OK | Gas Property | Jun 2026 |
| 4088 | EZERNACK | Sabine Parish, LA | Gas Property | Dec 2024 |
| 4089 | EZJ RANCH | Mitchell County, TX | Oil Property | Jun 2026 |
| 4090 | EZRA EVANS | Beaver County, OK | Oil & Gas Property | Jun 2026 |
| 4091 | EZZELL | Union County, AR | Oil & Gas Property | Jun 2026 |
| 4092 | EZZELL | McMullen County, TX | Oil & Gas Property | Jun 2026 |