Orthodox Parish of Helsinki — Helsingin ortodoksinen seurakunta
www.hos.fi › enThe Orthodox Parish of Helsinki is an administrative unit within the Archdiocese of Helsinki in the Church of Finland. It covers almost the entire region of Uusimaa-Nyland, with 21 churches and chapels and their Eucharistic communities.Uspenki Cathedral on Katajanokka in the Centre of Helsinki is our most visible and best known church.