Lowlands of Amazonia in northern Brazil, southern Guyana and distantly scattered unpublished localities, probably occurring throughout; also single site in eastern Brazil (type locality).
 
Population
Estimated population is unknown (2010).
White-winged Potoo (Nyctibius leucopterus) [XC287292]
by GABRIEL LEITE from PN Jau 2, State of Amazonas, Brazil (call)
White-winged Potoo (Nyctibius leucopterus) [XC66993]
by Dan Lane from Roura, piste Coralie, French Guiana (song)
Subspecies
Formerly considered to include Andean Potoo (Nyctibius maculosus), which differs, however, in size, plumage, voice, and elevational distribution. Includes two populations: Amazonian form is a new taxon, as yet undescribed, perhaps deserving species status.