Members and Partners

General Information: Population: 17,422 (2022) Country: Italia Official Website  The City and Efus

General Information: Population: 2,028,289 (2025) Country: Autriche Official Website The City and Efus

General Information: Population: 921,402 (2022) Country: Nederland Official Website The City and Efus

General Information: Population: 67,877 (2024) Country:  Belgique/België/Belgien Official Website The City and Efus

General Information: Population: 195,717 (2021) Country: Italia Official Website  The City and Efus

General Information: Population: 55,639 (2022) Country: Italia Official Website  The City and Efus

General Information: Population: 3,580,000 (2025) Country: Deutschland Official Website The City and Efus