Eesti Elva Haapsalu Pärnu Rakvere Tallinn Tartu Leedu Gargždai Jonava Kaunas Klaipėda Palanga Panevėžys Tauragé Läti Cēsis Jēkabpils Jelgava Liepāja Riga Valmiera Norra Arendal Kristiansand Poola Darłowo Elbląg Gdańsk Gdynia Kołobrzeg Koszalin Mielno Pruszcz Gdański Reda Rumia Sejny Słupsk Sopot Rootsi Gävle Kalmar Karlskrona Luleå Malmö Örebro Region of Gotland Söderhamn Umeå Växjö Ystad Saksamaa Greifswald Hamburg Kiel Rostock Soome Espoo Helsinki Jyväskylä Kemi Kirkkonummi Kotka Lahti Mariehamn Pori Porvoo Turku Vaasa Taani Aarhus Guldborgsund Ukraina Boiarka Chernihivka Chernivtsi Ivano-Frankivsk Kalush Kamianets-Podilskyi Kherson Khmelnytskyi Kolomyia Kramatorsk Myrove Pokrovsk Rubizhne Vilnyansk Vyshhorod Zaporizhzhia Guldborgsund UBC member city since 1991 City web site Projects cities.multimodal – urban transport system in transition towards low carbon mobility All city-related projects