The only Department in Preveza is Department of Accounting and Finance of the School of Economics and Administrative Returns of the University of Ioannina.
Preveza is a city in the region of Epirus, northwestern Greece, located at the mouth of the Ambracian Gulf. It is the capital of the regional unit of Preveza, which is part of the region of Epirus. The Aktio-Preveza Immersed Tunnel – the first and so far only undersea tunnel in Greece – was completed in 2002 and connects Preveza to Aktio in western Acarnania in Aetolia-Acarnania. The ruins of the ancient city of Nicopolis lie 7 kilometres (4 miles) north of the city.
The present municipality Preveza was formed at the 2011 local government reform by the merger of the following 3 former municipalities, that became municipal units (constituent communities in brackets):