Range Description: Northern Beardless-Tyrannulet - Camptostoma imberbe

Summary of the extent of the breeding, wintering, migration and year-round range of this species in the Western Hemisphere, including Canada, U.S.A. and Mexico:

Central America - Resident year-round: 279,028 square km
Mexico - Resident year-round: 1,054,107 square km; Breeding only: 101,658 square km
U.S.A. - Resident year-round: 1,037 square km; Breeding only: 17,002 square km