Korydallos is a suburb located in the western part of Athens, Greece. It is known for its residential areas and is part of the larger Piraeus regional unit. The suburb has a mix of urban and green spaces, making it a comfortable place for families and individuals. The area is also home to the Korydallos Prison, one of the largest prisons in Greece. This facility has been a significant part of the local community and has influenced the suburb's development. Korydallos is well-connected to the rest of Athens through public transportation, including buses and the metro.