Greek National Road 12

Greek National Road 12 (Greek: Εθνική Οδός 12, abbreviated as EO12) is a single carriageway road in northern Greece. It connects Thessaloniki with Kavala, passing through Serres and Drama. It also serves traffic heading towards the north, to the Greek/Bulgarian border. The section between Thessaloniki and Serres forms part of the Ε79 route. Part of the GR-12 has been replaced by the new motorway 25 (Thessaloniki - Serres) and the Egnatia Odos.

Greek National Road 12

Greek National Road 12 (Greek: Εθνική Οδός 12, abbreviated as EO12) is a single carriageway road in northern Greece. It connects Thessaloniki with Kavala, passing through Serres and Drama. It also serves traffic heading towards the north, to the Greek/Bulgarian border. The section between Thessaloniki and Serres forms part of the Ε79 route. Part of the GR-12 has been replaced by the new motorway 25 (Thessaloniki - Serres) and the Egnatia Odos.