"Three new stations on Line 3 of the Athens Metro are about to be completed by June," the president of Attiko Metro, Yiannis Mylopoulos, said on Friday in a statements to the Athens-Macedonian News Agency (ANA).
These first three stations to be delivered are: Aghia Varvara, Korydallos and Nikea. This is part of the Athens Metro Line 3 extension project. 
The rest of the project that will extend Line 3 to the Piraeus Municipal Theatre will be delivered in about two years.