Members and Partners

General Information: Population : 1,838,568 (2023) Country: Italia Official Website  The City and Efus

General Information: Population: 84,774 (2025) Country: Italia Official Website The City and Efus

General Information: Population: 172,518 (2025) Country: Italia Official Website  The City and Efus

General Information: Population: 62,994 (2024) Country: España Official Website  The City and Efus

General Information: Population: 474,617 (2024) Country: España Official Website The City and Efus

General Information: Population: 101,486 (2023) Country: Deutschland Official Website The City and Efus

General Information: Population: 63,656 (2024) Country: España (Euskadi) Official Website The City and Efus

General Information: Population: 25,698 (2021) Country: Ελλάδα/Greece Official Website The City and Efus

General Information: Population: 117,730 (2025) Country: Italia Official Website The City and Efus