General Information:
| Population: 8,576 (2022) | 
| Country: France | 
| Official Website | 
The City and Efus
- Member since 2024
 
			| Population: 8,576 (2022) | 
| Country: France | 
| Official Website | 
 
				
						
		General Information: Population: 48,943 (2022) Country: Magyarország/Hungary Official Website The City and Efus
 
				
						
		General Information: Population: 198,314 (2025) Country: Belgique/België/Belgien Official Website The City and Efus
 
				
						
		General Information: Population: 198,312 (2021) Country: Italia Official Website The City and Efus
 
				
						
		General Information: Population: 62,176 (2023) Country: España Official Website The City and Efus