The region occupies the eastern half of the traditional region of Central Greece, to the north of Attica and the Peloponnese, to the east of West Greece and to the south of Thessaly and Epirus.
The region occupies the eastern half of the traditional region of Central Greece to the east of West Greece and to the south of Thessaly and Epirus. This is to the north of Attica. This is to the north of the Peloponnese.