Medieval Finnish towns

Turku ( ; ; , ) is a city in Finland and the regional capital of Southwest Finland. It is located on the southwestern coast of the country at the mouth of the River Aura. The population of Turku is approximately , while the metropolitan area has a population of approximately . It is the –most populous municipality in Finland, and the third–most populous urban area in the country after Helsinki and Tampere.

Vyborg (; , ; , ; , ) is a town and the administrative center of Vyborgsky District in Leningrad Oblast, Russia. It lies on the Karelian Isthmus near the head of Vyborg Bay, northwest of St. Petersburg, east of the Finnish capital Helsinki, and south of Russia's border with Finland, where the Saimaa Canal enters the Gulf of Finland. The most recent census population of Vyborg is

Porvoo (; ; ) is a city in Finland. It is located on the south coast of the country, on the Gulf of Finland. Porvoo lies in the eastern part of the Uusimaa region. The population of Porvoo is approximately , while the sub-region has a population of approximately . It is the most populous municipality in Finland, and the 15th most populous urban area in the country.

town in the region of Satakunta in Finland

Naantali (; ) is a town in Southwest Finland, and, as a resort town during the summer, an important centre of tourism in the country. The municipality has a population of (), and is located west of Turku.

Ulvila (; ) is a town and municipality of Finland. It is one of the six medieval cities of Finland, as well as the third oldest city in the country. Ulvila was granted charter as a town by King Albert of Sweden on 7 February 1365. However, its town privileges were taken over by Pori in 1558. After 442 years, Ulvila regained town privileges in 2000.