Abanto y Ciérbana-Abanto Zierbena is a municipality located in the province of Biscay, in the autonomous community of Basque Country, in the north of Spain.NeighborhoodsAbanto was originally divided into concejos, Susoko Abanto or Abanto de Suso and Yusoko Abanto or Abanto de Yuso, nowadays administratively divided into neighborhoods or wards: Susoko Abanto Abanto Campillo Gallarta Balastera Florida Las Calizas Picón Santa Juliana Triano Cotorrio Las Carreras Las Cortes El Once Olabarrieta Murrieta Putxeta San Pedro Abanto Sanfuentes