Oulu
Contacts
Internet address
E-mail address
Local information
Coat of arms
Twin Cities
Alta
— Norway
1948
Arkangeli
— Russia
1993
Boden
— Sweden
1948
Bursa
— Turkey
1978
Halle
— Germany
1968
Hangzhou
— China
2010
Kronstadt
— Russia
1991/2013
Leverkusen
— Germany
1968
Odessa
— Ukraine
1957
Matera
— Italy
2010/2013
Nursultan
— Kazahkstan
2013
Siófok
— Hungary
1978
Szigetszentmiklós
— Hungary
1992/2013