Names
- CPI2
- Caddo Nation58
- Caddo Nation of Oklahoma66
- Captured Light Studio, Inc.1
- Cashill Productions4
- Cayuga Indians3
- Cayuga Nation9
- Chandler Media1
- Cherokee Nation562
- Cheyenne and Arapaho Tribes187
- Cheyenne and Cheyenne and Arapaho Tribess78
- Chickasaw Nation789
- Chilocco Indian Agricultural School (Okla.)36
- Chilocco Indians28
- Chilocco Nation128
- Chippewa Indians10
- Chippewa Nation17
- Chippewa Tribe2
- Choctaw Nation of Oklahoma1,102
- Chris Mottola, Inc.9
