Oeum Deceleicum

Agios Stefanos railway station (Greek: Σιδηροδρομικός Σταθμός Αγίου Στεφάνου, romanized: Sidirodromikós Stathmós Agíou Stefánou) is a station on the Piraeus–Platy railway line in the northern part of the Athens metropolitan area, in the municipal unit of Agios Stefanos of the municipality of Dionysos, East Attica, Greece. It was inaugurated on 8 March 1904 and reopened on 6 May 2005. It is owned by OSE, but service are provided by Hellenic Train, through the Athens Suburban Railway from Athens to Chalcis. The station was the setting for 1954 Greek film Neither Cat nor Damage, starring Vasilis Logothetidis.

Anoixi (Greek: Άνοιξη, meaning "spring") is a suburb of Athens in East Attica, Greece. Since the 2011 local government reform it is part of the municipality Dionysos, of which it is a municipal unit. The municipal unit has an area of 4.582 km2.

Plotheia (Ancient Greek: Πλώθεια) was a deme of ancient Attica and appears to have belonged to the district of Epacria, and to have been not far from Halae Araphenides. It was noted for its festival celebrating the hero Pandion.Its site is located south of modern Stamata.

Agios Stefanos (Greek: Άγιος Στέφανος, meaning Saint Stephen) is a town and a northern suburb of the Athens agglomeration, Greece. Since the 2011 local government reform it is part of the municipality of Dionysos, of which it is the seat and a municipal unit. The municipal unit has an area of 8.136 km2.

Anacaea or Anakaia (Ancient Greek: Ἀνακαία) was a deme of ancient Attica, of the phyle of Hippothontis, sending three delegates to the Athenian Boule.Its site is tentatively located near modern Mygdaleza.

Stamata (Greek: Σταμάτα) is a community in Athens, East Attica regional unit, Greece. Since the 2011 local government reform, it is part of the municipality Dionysos, of which it is a municipal unit. The municipal unit has an area of 18.950 km2.Stamata is a rather exclusive suburb, situated in the mountainous northeastern part of the Athenian plain, between the Parnitha and Penteli mountains, about 23 km northeast of center of Athens. Till the last decades, only the main village was inhabited, while the rural area was cultivated by the inhabitants of the village. Nowadays, there are also residences in the settlement of Amygdaleza (Αμυγδαλέζα) and the residential associations of Euxeinos Pontos (Εύξεινος Πόντος) and Prokonisos (Προκόνησος). Stamata could be designated as a rural, rather than a suburban, area, but luxury houses and villas are continuously being developed, mainly in the aforementioned residential associations, turning Stamata into an upper middle class suburb.

Drosia (Greek: Δροσιά, meaning "dew", before 1947: Ρωσσοχώρι - Rossochori) is a town in the East Attica regional unit and a suburb of the Athens agglomeration, Attica, Greece. Since the 2011 local government reform it is part of the municipality Dionysos, of which it is a municipal unit.Drosia is a mainly residential suburb, known for its location in the midst of evergreen pine forests. During the extreme heat of Greek summers, many people from the whole Athens urban area drive up to Drosia on the weekends, seeking cool and shade in the taverns, cafes and one outdoor cinema theater, for which the area is known.

Colonae or Kolonai (Ancient Greek: Κολωναί) was a deme in ancient Attica of the phyle of Leontis, sending two delegates to the Athenian Boule..Its site is tentatively located near modern Michaleza.

Kryoneri (Greek: Κρυονέρι [kɾioˈneɾi], meaning "cold water") is a suburban town of Athens in East Attica, Greece. Since the 2011 local government reform it is part of the municipality Dionysos, of which it is a municipal unit. The municipal unit has an area of 4.531 km2.

Rodopoli (Greek: Ροδόπολη, meaning "City of Roses", before 1981: Μπάλα - Bala) is a town in the East Attica regional unit, and a northern suburb of the Athens agglomeration, Greece. Since the 2011 local government reform it is part of the municipality Dionysos, of which it is a municipal unit. The municipal unit has an area of 9.550 km2.

Dionysos (Greek: Διόνυσος) is a northern suburb of the Athens agglomeration and a municipality in northeastern Attica, Greece. The seat of the municipality is the town Agios Stefanos.

Hecale or Hekale (Ancient Greek: Ἑκάλη) was a deme of ancient Attica. It was probably near Marathon, since it is said to have obtained its name from a woman, Hecale, who hospitably received Theseus into her house, when he had set out to attack the Marathonian Bull, which was ravaging the Tetrapolis. It contained a sanctuary of Zeus Hecaleius.The site of Hecale is tentatively located near modern Koukounarti.