Attiki Odos (Greek: Αττική Οδός) is a privately owned toll motorway system in Greece. The Attiki Odos motorways form the outer beltways of the Greater Athens metropolitan area. The total length of the motorways is 65 kilometres (40 mi). The Attiki Odos system consists of the following motorways:
- A6: Eleusis - Athens International Airport
- A61: Markopoulo - Lavrio (planned)
- A62: Koropi - Athens International Airport
- A63: Ilioupoli - Paiania (planned)
- A64 (Ymittos Ring): Katechaki Avenue - Pallini (extension planned)
- A65 (Aigaleo Ring): Aspropyrgos industrial area - Ano Liosia
- A642: Doukissis Plakentias Avenue - Agia Paraskevi
Read more about Attiki Odos: History, Safety, Tolls, Expansion