| 4001 | CRISMON | Texas County, OK | Oil & Gas Property | Apr 2025 |
| 4002 | CRISSUP | Grant County, OK | Oil & Gas Property | May 2025 |
| 4003 | CRISSUP | Alfalfa County, OK | Oil & Gas Property | Apr 2025 |
| 4004 | CRIST 1-3 | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 4005 | CRISWELL | Pittsburg County, OK | Gas Property | Dec 2019 |
| 4006 | CRISWELL | Pontotoc County, OK | Oil Property | Jan 2025 |
| 4007 | CRITES | Woodward County, OK | Oil & Gas Property | Apr 2025 |
| 4008 | CROAN A | Grady County, OK | Oil & Gas Property | Apr 2025 |
| 4009 | CROCKER | Wagoner County, OK | Gas Property | Jan 1996 |
| 4010 | CROCKETT | Nowata County, OK | Gas Property | Feb 2016 |
| 4011 | CROCKETT | Payne County, OK | Oil & Gas Property | Aug 2024 |
| 4012 | CROCKETT | Logan County, OK | Oil & Gas Property | Apr 2019 |
| 4013 | CROKA | Kingfisher County, OK | Oil & Gas Property | Mar 2025 |
| 4014 | CROMWELL | Major County, OK | Oil & Gas Property | Sep 2023 |
| 4015 | CROMWELL | Garfield County, OK | Oil & Gas Property | Apr 2025 |
| 4016 | CROMWELL | Alfalfa County, OK | Oil & Gas Property | May 2021 |
| 4017 | CRONIN 1 | Noble County, OK | Oil & Gas Property | May 2025 |
| 4018 | CRONKITE | Kingfisher County, OK | Oil & Gas Property | Jan 2025 |
| 4019 | CROOCH | Okmulgee County, OK | Oil Property | Sep 2014 |
| 4020 | CROOCH | Muskogee County, OK | Oil & Gas Property | Dec 2018 |
| 4021 | CROOCH | Grant County, OK | Oil & Gas Property | Apr 2025 |
| 4022 | CROOK | Kingfisher County, OK | Oil & Gas Property | Feb 2025 |
| 4023 | CROOK | Okmulgee County, OK | Oil Property | Mar 2001 |
| 4024 | CROOKED CREEK | Haskell County, OK | Gas Property | Apr 2025 |
| 4025 | CROOKED CREEK CLEVELAND UNIT | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 4026 | CROOKED NOSE 15-12N-8W | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 4027 | CROOKED PINE 22 15-12N-8W | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 4028 | CROOKED POLE | Blaine County, OK | Oil & Gas Property | Oct 2018 |
| 4029 | CROOKED STICK | Lincoln County, OK | Oil & Gas Property | Apr 2025 |
| 4030 | CROOKS | Harper County, OK | Oil & Gas Property | Aug 2018 |
| 4031 | CROOKS | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 4032 | CROOM 1-33H | Grady County, OK | Oil & Gas Property | Apr 2025 |
| 4033 | CROPP | Woods County, OK | Oil & Gas Property | Apr 2025 |
| 4034 | CROSBIE | Stephens County, OK | Oil & Gas Property | May 2025 |
| 4035 | CROSS | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 4036 | CROSS 1 | Lincoln County, OK | Oil & Gas Property | Dec 2021 |
| 4037 | CROSS 5-16-24 | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 4038 | CROSS TIMBERS | Carter County, OK | Gas Property | May 2025 |
| 4039 | CROSSFIELD | Logan County, OK | Oil & Gas Property | Apr 2025 |
| 4040 | CROSSLAND | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 4041 | CROSSROADS | Hughes County, OK | Oil & Gas Property | Sep 2019 |
| 4042 | CROSSROADS | Alfalfa County, OK | Oil & Gas Property | May 2025 |
| 4043 | CROSSROADS | Pawnee County, OK | Oil Property | Apr 2025 |
| 4044 | CROSSTOWN | Custer County, OK | Oil & Gas Property | Apr 2025 |
| 4045 | CROSSWHITE | Grady County, OK | Oil & Gas Property | May 2025 |
| 4046 | CROSSWHITE | Kingfisher County, OK | Oil & Gas Property | Jul 1997 |
| 4047 | CROSSWHITE | Kingfisher County, OK | Oil & Gas Property | Apr 2025 |
| 4048 | CROSSWHITE 1-13H | Marshall County, OK | Oil & Gas Property | Apr 2025 |
| 4049 | CROTHERS | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 4050 | CROTHERS 1-15H | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 4051 | CROUCH | Harper County, OK | Oil & Gas Property | Apr 2025 |
| 4052 | CROUCH | Le Flore County, OK | Gas Property | Apr 2025 |
| 4053 | CROUSE | Garfield County, OK | Oil & Gas Property | Apr 2025 |
| 4054 | CROUSE | Woods County, OK | Oil & Gas Property | May 2025 |
| 4055 | CROUSE 1 | Roger Mills County, OK | Gas Property | Nov 2016 |
| 4056 | CROW | Washita County, OK | Oil & Gas Property | Apr 2025 |
| 4057 | CROW | Coal County, OK | Gas Property | Nov 1993 |
| 4058 | CROW | Coal County, OK | Gas Property | Apr 2025 |
| 4059 | CROW 10-5-8 | Grady County, OK | Oil & Gas Property | Apr 2025 |
| 4060 | CROWDER 1 | Alfalfa County, OK | Oil & Gas Property | Apr 2025 |
| 4061 | CROWDER 2610 | Alfalfa County, OK | Oil & Gas Property | Apr 2025 |
| 4062 | CROWDER BIA | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 4063 | CROWE | Sequoyah County, OK | Gas Property | Apr 2025 |
| 4064 | CROWL | Pittsburg County, OK | Gas Property | Apr 2025 |
| 4065 | CROWL | Pittsburg County, OK | Gas Property | Apr 2025 |
| 4066 | CROWLEY | Canadian County, OK | Oil Property | Apr 1992 |
| 4067 | CROWLY | Canadian County, OK | Oil & Gas Property | Mar 2022 |
| 4068 | CROWS NEST | Blaine County, OK | Oil & Gas Property | Apr 2025 |
| 4069 | CRUCE | Stephens County, OK | Oil Property | Apr 2025 |
| 4070 | CRUCE | Love County, OK | Oil Property | Sep 2024 |
| 4071 | CRUMP | Pawnee County, OK | Oil & Gas Property | Jul 2020 |
| 4072 | CRUMPLER | Lincoln County, OK | Oil & Gas Property | Feb 2009 |
| 4073 | CRUTCHFIELD | Pittsburg County, OK | Gas Property | Apr 2025 |
| 4074 | CRYSTAL 3-34 PA | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 4075 | CRYSTAL BARNHAR | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 4076 | CRYSTAL MICHELLE 28 | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 4077 | CUADRILLA | Grady County, OK | Oil & Gas Property | Apr 2025 |
| 4078 | CUDJO | Seminole County, OK | Oil Property | Mar 2025 |
| 4079 | CUDJO | Seminole County, OK | Oil Property | Apr 2025 |
| 4080 | CUDJO-PALMER 1 | Seminole County, OK | Oil Property | Apr 2025 |
| 4081 | CULEBRA | Garvin County, OK | Oil & Gas Property | Apr 2025 |
| 4082 | CULLEN | Alfalfa County, OK | Oil & Gas Property | May 2025 |
| 4083 | CULLEN | Okmulgee County, OK | Gas Property | Nov 2014 |
| 4084 | CULLEY | Seminole County, OK | Oil Property | Nov 2019 |
| 4085 | CULLY | Seminole County, OK | Oil & Gas Property | Apr 2025 |
| 4086 | CULLY | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 4087 | CULP | Noble County, OK | Oil & Gas Property | Oct 2016 |
| 4088 | CULP | Caddo County, OK | Oil & Gas Property | Apr 2025 |
| 4089 | CUMBERLAND 1-8H10 | Marshall County, OK | Oil & Gas Property | Apr 2025 |
| 4090 | CUMBEY #1 | Creek County, OK | Oil Property | Jan 2025 |
| 4091 | CUMBIE FAMILY | Johnston County, OK | Oil & Gas Property | Apr 2025 |
| 4092 | CUMMINGS | Alfalfa County, OK | Oil & Gas Property | May 2025 |
| 4093 | CUMMINGS | Grady County, OK | Oil & Gas Property | Apr 2025 |
| 4094 | CUMMINGS | Pottawatomie County, OK | Oil Property | May 2008 |
| 4095 | CUMMINGS | Haskell County, OK | Gas Property | Jan 2025 |
| 4096 | CUMMINGS ESTATE | Haskell County, OK | Gas Property | Apr 2025 |
| 4097 | CUMMINS | Payne County, OK | Oil & Gas Property | Apr 2025 |
| 4098 | CUMMINS 1 | Grant County, OK | Oil & Gas Property | May 2025 |
| 4099 | CUNDIFF | Payne County, OK | Oil Property | Jun 2023 |
| 4100 | CUNNINGHAM | Coal County, OK | Gas Property | Apr 2025 |