List of unrecognized tribes in the United States

Unrecognized tribes in the United States are organizations of people who claim to be historically, culturally, and/or genetically related to historic Native American Indian tribes but who are not officially recognized as Indigenous nations by the United States federal government, by individual states, or by recognized Indigenous nations.
The following groups claim to be of Native American, American Indian, or Métis heritage by ethnicity, but have no federal recognition through the United States Department of the Interior, Bureau of Indian Affairs Office of Federal Acknowledgment (OFA), United States Department of the Interior Office of the Solicitor (SOL), and are not recognized by any state government in the United States nor by any recognized Indigenous nations.
This list does not include terminated (previously recognized) tribes that are trying to regain their federal recognition.
List of unrecognized groups claiming to be American Indian tribes.
Following is a list of groups known to self-identify as Native American tribes but that have been recognized neither by the federal government (Bureau of Indian Affairs) nor by any state nor tribal government. 
South Carolina.
South Carolina recognizes some Native American entities as groups or special interest organizations, but not as tribes.