- Sweden
- Amsterdam, North Holland
- Finland
- Lithuania
- Czech Republic
- Warsaw, Masovian
- New Brunswick
- Copenhagen, Danish Realm
- Vilnius, Vilnius County
- Katowice, Silesian Voivodeship
- Germany
- Alsace
- Košice, Košice Self-governing Region
- Nova Scotia
- Częstochowa, Silesian Voivodeship
- Poland
- Hamburg, Germany
- Bohemia, Czech Republic
- Kristiansand, Agder
- Elbląg, Warmian-Masurian Voivodeship
- Saint Petersburg, Northwestern
- Gdańsk, Pomeranian
- Pomerania
- Kaunas, Kaunas County
- Kingston upon Hull, United Kingdom
- Masuria
- Vantaa, Uusimaa
- Pula, Istria County
- Rzeszów, Podkarpackie Voivodeship
- Scania, Skåne County
- Mecklenburg-Vorpommern
- Gdynia, Pomeranian
- Brest, Belarus
- Schleswig-Holstein
- Harju County
- Ommen, Overijssel
- Western Pomerania, DEU
- Bovenkarspel, North Holland
- Södertälje, Södermanland
- Gliwice, Silesian Voivodeship
- Pułtusk, Masovian
- Vejle, Southern Denmark (Syddanmark)
- Courland, Latvia
- Kalisz, Greater Poland Voivodeship
- Szczecin, West Pomeranian
- Sopot, Pomeranian Voivodeship
- Frombork, Warmian-Masurian Voivodeship
- Koszalin, West Pomeranian
- Ostrava, Moravian-Silesian
- West Pomeranian Voivodeship
- Brandenburg–Prussia
- Bishop, California
- Kuopio, Northern Savonia
- Sydney, Nova Scotia
- Pomeranian Voivodeship
- Lastage
- Poprad, Prešov Region
- Hanko, Finland
- Opole Voivodeship
- Roskilde, Zealand (Sjælland)
- Governorate of Estonia
- Kołobrzeg, West Pomeranian
- Vitebsk, Vitebsk Region
- Jūrmala, Latvia
- Karlskrona
- Sławno, West Pomeranian Voivodeship
- Trelleborg
- Turov, Belarus
- Pärnu, County
- Kuyavian–Pomeranian Voivodeship
- Nida, Lithuania
- Småland, Sweden
- Swakopmund, Erongo
- Ptuj, Styria
- Tauragė, Samogitia
- Ustka, Pomeranian Voivodeship
- Päijät-Häme
- Szwederowo district, Bydgoszcz
- Nur, Poland
- Uusimaa
- Skanör med Falsterbo
- Visby
- Narvik (town), Northern Norway
- Södermanland, Sweden
- Gävle Municipality, Gävleborg County
- Mölle
- Ventspils, Latvia
- Ystad
- Gryfice, West Pomeranian Voivodeship
- Tricity, Poland
- Tartu County
- Pardubice Region
- Gouda, South Holland
- Borgholm
- Saunags, Latvia
- Skåne County
- Trzciano, Pomeranian Voivodeship
- Frederikshavn, North Jutland ("Nordjylland")
- Masurian Lake District
- Reposaari
- Zduńska Wola, Łódź Voivodeship
- Iława, Warmian-Masurian
- Trzebiatów, West Pomeranian
- Wolin (town), West Pomeranian Voivodeship
- Juodkrantė, Klaipėda County
- Trzcińsko-Zdrój, West Pomeranian
- Uppland, Sweden
- Fårösund
- Rønne, Capital Region of Denmark
- Liberec District
- Lääne County
- Sandhamn, Uppland
- Trollhättan
- Brielle, South Holland
- Mikoszewo, Pomeranian
- Olomouc Region
- King Salmon, Alaska
- Finland Proper (historical province), Southwest Finland (excluding Somero and Loimaa)
- Kirkkonummi, Uusimaa
- Gedser, Zealand (Sjælland)
- Kuressaare, Saare
- Narva-Jõesuu, Ida-Viru County
- Ballinrobe, Ireland
- Södermanland County
- Carnikava, Latvia
- Lēdurga, Latvia
- Kalmar County
- Söderköping
- Haparanda Municipality, Norrbotten County
- Anykščiai, Aukštaitija
- Khizi District
- Semigallia, Latvia, Lithuania
- Simrishamn
- Vecāķi, Northern District
- Nyköping Municipality, Södermanland County
- Avesta (locality)
- Slite
- Gotland County
- Osłonino, Pomeranian
- Houthaven
- Karlshamn
- Sigtuna
- Ronneby, Minnesota
- Torsås Municipality, Kalmar County
- Schleswig-Flensburg
- Grobiņa, Latvia
- Hörby Municipality, Skåne County
- Blekinge County
- Rendsburg-Eckernförde
- Södertälje Municipality, Stockholm County
- Hailuoto, North Ostrobothnia
- Rogowo, Gryfice County
- Vorpommern-Greifswald
- Vendelsömalm
- Klaipėda County
- Kashubia, Pomeranian Voivodeship
- Vorpommern-Rügen
- Slussen
- Jelitkowo, Pomeranian
- Aabenraa, Southern Denmark
- Oxelösund Municipality, Södermanland County
- Warnemünde
- Lemland, Åland
- Chłapowo, Pomeranian Voivodeship
- Lielirbe, Latvia
- Ostholstein
- Minija (village), Lithuania Minor
- Reda, Poland
- Grenaa, Central Denmark Region (Midtjylland)
- Puck County
- Plön (district)
- Rostock (district)
- Unieście, West Pomeranian
- Sotkamo, Kainuu
- Wicko Morskie, West Pomeranian
- Pogorzelica, Gmina Rewal
- Höllviken
- Nordwestmecklenburg
- Broager, Southern Denmark
- Kungälv
- Skillinge
- Mechelinki, Pomeranian
- Mērsrags Municipality, Latvia
- Olsker, Capital (Hovedstaden)
- Košrags, Latvia
- Liepupe, Latvia
- Nynäshamn
- Koguva, Saare County
- Obbola
- Klintholm Havn, Sjælland
- Rewa, Poland
- Mielno, West Pomeranian
- Dąbkowice, West Pomeranian Voivodeship
- Męciny, Pomeranian
- Gmina Mielno, West Pomeranian
- Jūrkalne, Latvia