The municipality Pangaio was formed at the 2011 local government reform by the merger of the following 5 former municipalities, that became municipal units:[2]
The province of Pangaio (Greek: Επαρχία Παγγαίου) was one of the provinces of the Kavala Prefecture. It had the same territory as the present municipality, except a part of the municipal unit Eleftheroupoli.[3] It was abolished in 2006.