General Information:
| Population: 486,492 (2023) | 
| Country: Polska | 
| Official Website | 
The City and Efus
- Member since 2013
- Member of Executive Committee
 
			| Population: 486,492 (2023) | 
| Country: Polska | 
| Official Website | 
 
				
						
		General Information: Population: 55,639 (2022) Country: Italia Official Website The City and Efus
 
				
						
		General Information: Population: 1,922,626 (2022) Country: France Official Website The City and Efus
 
				
						
		General Information: Population: 9,372 (2022) Country: France Official Website The City and Efus
 
				
						
		General Information: Population: 143,502 (2024) Country: Magyarország/Hungary Official Website The City and Efus