Greek National Road 4a

GR-EO 4a Ethiki Odos 4a Nov 2012.png
Major junctions
South end	Veria
North end	Skydra
Location
Country	Greece
Regions	Central Macedonia
Major cities	Veria, Naoussa, Skydra
Highway system
Highways in Greece Motorways National Roads

Greek National Road 4a (Greek: Εθνική Οδός 4a, abbreviated as EO4a) is a dual carriageway road in northern Greece. It connects Veria with Skydra, passing through Naoussa.