Greek National Road 13 (, abbreviated as EO13) is a single carriageway road in northern Greece. It connects Katerini with the Greek National Road 3 at Mikro Eleftherochori, 8 km north of Elassona. Route The road passes through the following places: Katerini Moschochori Kato Milia Kallithea Elassonos References 13 Roads in Central Macedonia Roads in Thessaly