Attica

Central Athens Regional unit

1,002,210 boundary →

North Athens Regional unit

601,163 boundary →

South Athens Regional unit

529,455 boundary →

East Attica Regional unit

518,753 boundary →

West Athens Regional unit

478,885 boundary →

Piraeus Regional unit

448,053 boundary →

West Attica Regional unit

165,540 boundary →

Islands Regional unit

70,008 boundary →