Tellamendi, also referred to as Belamendi, is a mountain situated in the Basque Mountains in the Álava province of Basque Country in Spain. It has an altitude of , though this has been disputed and also claimed to be . It is situated at the base of Anboto (1331 m) as part of the grassy mountain range towards the south-west that comes off Zabalaundi (895 m). The range shifts direction after reaching Tellamendi to the north towards Besaide.