9547 Cocopah Cocopá is spoken today by between 150 and 300 of the approximately 700 members of the Cocopah Tribe, who have a reservation near Yuma, Arizona, and an equal or greater number of Mexican Cucapás in communities in Baja California and Sonora. In Arizona, most Cocopas over 50 are fluent, and a number of younger people are semi-speakers, including at least some children. North America Off 300-600