| 23001 | CITIES SERVICE -C | Carson County, TX | Oil & Gas Property | Apr 2015 |
| 23002 | CITIES SERVICE BARRETT | Gray County, TX | Oil & Gas Property | Jun 2026 |
| 23003 | CITIES SERVICE FEE | Union Parish, LA | Gas Property | Nov 2024 |
| 23004 | CITIES SERVICE TXL | Reeves County, TX | Oil & Gas Property | Dec 2025 |
| 23005 | CITIES UNIVERSITY | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 23006 | CITIES-REED | Howard County, TX | Oil & Gas Property | Oct 2025 |
| 23007 | CITIES-STATE | Reagan County, TX | Oil & Gas Property | Jun 2026 |
| 23008 | CITIZENS | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 23009 | CITIZENS BUILDING | Kearny County, KS | Oil & Gas Property | May 2026 |
| 23010 | CITIZENS S | Stevens County, KS | Gas Property | May 2026 |
| 23011 | CITIZENS STATE | Stevens County, KS | Gas Property | May 2026 |
| 23012 | CITIZENS STATE BANK | Stanton County, KS | Gas Property | May 2026 |
| 23013 | CITO TRUST | Weld County, CO | Oil & Gas Property | May 2026 |
| 23014 | CITORI UNIT | Milam County, TX | Oil & Gas Property | Jun 2026 |
| 23015 | CITRA 28-0-6-28 | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 23016 | CITRA 9&4-20-12 | Major County, OK | Oil & Gas Property | Jun 2026 |
| 23017 | CITRA FED 3773-031 | Converse County, WY | Oil & Gas Property | Jul 2026 |
| 23018 | CITRA FED 3773-1003 3FH | Converse County, WY | Oil & Gas Property | Jul 2026 |
| 23019 | CITRO | Greene County, PA | Gas Property | Jun 2026 |
| 23020 | CITRONELLE | Mobile County, AL | Oil & Gas Property | Jun 2026 |
| 23021 | CITRONELLE SE UNIT D | Mobile County, AL | Oil & Gas Property | Aug 2013 |
| 23022 | CITRUS | Kern County, CA | Oil & Gas Property | Jul 2026 |
| 23023 | CITRUS | Ventura County, CA | Oil & Gas Property | Jul 2026 |
| 23024 | CITY | Los Angeles County, CA | Oil & Gas Property | Oct 1986 |
| 23025 | CITY INVESTMENT CO | Liberty County, TX | Oil & Gas Property | Jun 2026 |
| 23026 | CITY OF | Trumbull County, OH | Oil & Gas Property | Dec 2025 |
| 23027 | CITY OF ABILENE | Taylor County, TX | Oil & Gas Property | Jun 2026 |
| 23028 | CITY OF ABILENE | Taylor County, TX | Oil & Gas Property | Dec 2024 |
| 23029 | CITY OF ABILENE | Taylor County, TX | Oil & Gas Property | Jun 2026 |
| 23030 | CITY OF ALLIANCE | Stark County, OH | Oil & Gas Property | Dec 2025 |
| 23031 | CITY OF ARDMORE | Carter County, OK | Oil & Gas Property | Jun 2026 |
| 23032 | CITY OF ARLINGTON UNIT | Tarrant County, TX | Gas Property | Jun 2026 |
| 23033 | CITY OF BARBERTON | Summit County, OH | Oil & Gas Property | Dec 1994 |
| 23034 | CITY OF BRIDGEPORT | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 23035 | CITY OF BROADVIEW HEIGHTS | Cuyahoga County, OH | Oil & Gas Property | Dec 2025 |
| 23036 | CITY OF BURLESON | Johnson County, TX | Gas Property | Jun 2026 |
| 23037 | CITY OF CAMBRIDGE | Guernsey County, OH | Oil & Gas Property | Dec 2025 |
| 23038 | CITY OF CANT | Stark County, OH | Oil & Gas Property | Dec 2025 |
| 23039 | CITY OF CARLSBAD | Eddy County, NM | Oil & Gas Property | Jul 2023 |
| 23040 | CITY OF CEMENT | Caddo County, OK | Oil Property | Feb 2026 |
| 23041 | CITY OF CISCO | Eastland County, TX | Oil & Gas Property | Apr 2026 |
| 23042 | CITY OF CLEBURNE | Johnson County, TX | Gas Property | Jul 2019 |
| 23043 | CITY OF CLEVELAND | Cuyahoga County, OH | Oil & Gas Property | Dec 2025 |
| 23044 | CITY OF CLINTON | Washita County, OK | Oil & Gas Property | Jul 2026 |
| 23045 | CITY OF COFFEYV | Montgomery County, KS | Oil Property | May 2026 |
| 23046 | CITY OF COLDWATER 23-1 | Comanche County, KS | Oil & Gas Property | May 2026 |
| 23047 | CITY OF CUYAHOGA FALLS | Summit County, OH | Oil & Gas Property | Dec 2025 |
| 23048 | CITY OF DEARBORN | Oakland County, MI | Oil & Gas Property | Jul 2026 |
| 23049 | CITY OF DENTON-AIRPORT | Denton County, TX | Oil & Gas Property | Jun 2026 |
| 23050 | CITY OF DUBOIS | Clearfield County, PA | Gas Property | Dec 2025 |
| 23051 | CITY OF DUBOIS N | Clearfield County, PA | Gas Property | Dec 2025 |
| 23052 | CITY OF EASTLAND | Eastland County, TX | Oil & Gas Property | Jun 2026 |
| 23053 | CITY OF ENID | Garfield County, OK | Oil & Gas Property | Jun 2026 |
| 23054 | CITY OF EULESS | Tarrant County, TX | Gas Property | Jun 2026 |
| 23055 | CITY OF FAIRFIELD | Freestone County, TX | Oil & Gas Property | Jun 2026 |
| 23056 | CITY OF FARMINGTON | San Juan County, NM | Oil & Gas Property | Jun 2026 |
| 23057 | CITY OF FARMINGTON | San Juan County, NM | Oil & Gas Property | Jun 2026 |
| 23058 | CITY OF FORT WORTH SOUTH UNIT | Tarrant County, TX | Oil & Gas Property | Dec 2023 |
| 23059 | CITY OF FREDERI | Tillman County, OK | Oil Property | May 2026 |
| 23060 | CITY OF FREDONIA | Wilson County, KS | Oil Property | Jan 2000 |
| 23061 | CITY OF GARDEN CITY | Finney County, KS | Gas Property | May 2026 |
| 23062 | CITY OF GODLEY UNIT | Johnson County, TX | Oil & Gas Property | May 2026 |
| 23063 | CITY OF GONZALES | Gonzales County, TX | Oil & Gas Property | May 2026 |
| 23064 | CITY OF GOODLAND | Sherman County, KS | Gas Property | May 2026 |
| 23065 | CITY OF GUYMON | Texas County, OK | Gas Property | Jun 2026 |
| 23066 | CITY OF HUGOTON | Stevens County, KS | Gas Property | May 2026 |
| 23067 | CITY OF KILGORE | Gregg County, TX | Oil & Gas Property | May 2026 |
| 23068 | CITY OF LAUREL | Jones County, MS | Oil & Gas Property | Dec 2025 |
| 23069 | CITY OF LEVELLAND | Hockley County, TX | Oil Property | Jun 2026 |
| 23070 | CITY OF LIBERAL | Seward County, KS | Oil & Gas Property | Apr 2026 |
| 23071 | CITY OF LINDSAY 11 | Garvin County, OK | Gas Property | May 2021 |
| 23072 | CITY OF LUBBOCK | Lubbock County, TX | Oil & Gas Property | Jun 2026 |
| 23073 | CITY OF LYNDHURST | Cuyahoga County, OH | Oil & Gas Property | Dec 2025 |
| 23074 | CITY OF MACEDONIA | Summit County, OH | Oil & Gas Property | Dec 1998 |
| 23075 | CITY OF MARLOW | Stephens County, OK | Oil & Gas Property | Jun 2026 |
| 23076 | CITY OF MASON | Midland County, MI | Oil Property | Jul 2026 |
| 23077 | CITY OF MCALESTER | Pittsburg County, OK | Gas Property | Jun 2026 |
| 23078 | CITY OF MCLEAN | Gray County, TX | Gas Property | Jun 2026 |
| 23079 | CITY OF MIDLAND | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 23080 | CITY OF MONTAGUE | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 23081 | CITY OF N O ETAL L L | Lafourche Parish, LA | Oil & Gas Property | May 1988 |
| 23082 | CITY OF NEODESH | Wilson County, KS | Oil Property | May 2026 |
| 23083 | CITY OF NEW ORLEANS | Lafourche Parish, LA | Oil & Gas Property | Nov 2024 |
| 23084 | CITY OF OBERLIN | Decatur County, KS | Oil Property | May 2026 |
| 23085 | CITY OF PECOS | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 23086 | CITY OF PERRY | Noble County, OK | Oil & Gas Property | Jun 2026 |
| 23087 | CITY OF PHILIPPI BADGER COAL | Barbour County, WV | Gas Property | Dec 2021 |
| 23088 | CITY OF PIKEVILLE URBAN RENEWAL | Pike County, KY | Gas Property | Dec 2019 |
| 23089 | CITY OF POST SAN ANDRES A WF1 | Garza County, TX | Oil & Gas Property | Jun 2026 |
| 23090 | CITY OF PRESTONSBURG 1 | Floyd County, KY | Gas Property | Dec 2019 |
| 23091 | CITY OF SHAMROCK | Wheeler County, TX | Oil & Gas Property | May 2026 |
| 23092 | CITY OF STO | Rooks County, KS | Oil Property | May 2026 |
| 23093 | CITY OF SUBLETTE | Haskell County, KS | Oil & Gas Property | May 2026 |
| 23094 | CITY OF TRAVERSE CITY | Grand Traverse County, MI | Oil & Gas Property | Jun 2026 |
| 23095 | CITY OF ULYSSES | Grant County, KS | Gas Property | May 2026 |
| 23096 | CITY OF UNIONTOWN | Union County, KY | Oil Property | Dec 2024 |
| 23097 | CITY OF WETUMKA | Hughes County, OK | Oil & Gas Property | Jul 2026 |
| 23098 | CITY OF WHITTIER | Los Angeles County, CA | Oil & Gas Property | Jun 1999 |
| 23099 | CITY OF YOUNGSTOWN | Mahoning County, OH | Oil & Gas Property | Dec 2025 |
| 23100 | CITY PARK | Creek County, OK | Oil Property | Jun 2026 |