White-browed Conebill is resident along the east slope of the Andes of Peru and Bolivia. It occurs north at least to the department of San Martín, Peru (Schulenberg et al. 2010), and south to Cochabamba and Santa Cruz, Bolivia (Hennessey et al. 2003).
The elevational range of White-browed Conebill in Peru is 2600–4100 m (Schulenberg et al. 2010), and in Bolivia is 2200-3800 m (Hennessey et al. 2003).