The Comanche / k ə ˈ m æ n tʃ i/ or Nʉmʉnʉʉ ( Comanche: Nʉmʉnʉʉ, 'the people' ) are a Native American tribe from the Southern Plains of the present-day United States. Shoshone, Timbisha, and other Numic peoples Native American Church, Christianity, traditional tribal religion United States ( Oklahoma, Texas, New Mexico)