Also known as Antipolo Ifugao, the Keley-i Ikalahan inhabit the northwestern part of Aritao, Nueva Vizcaya in the Cagayan Valley Region. They are also found in Napayo and Kiangan, Ifugao Province (Cordillera Administrative Region).
Sources:
National Commission for Culture and the Arts, http://www.ncca.gov.ph/
Ethnologue, www.ethnologue.com
