Streets & squares
Huvilakatu
Street in Helsinki, Finland
Wikipedia names Huvilakatu as where 1 film or series was filmed; its page links to the sentence that says so. Wikidata records no shoot here yet. Newspapers, film offices and archives name more, listed below.

Filmed here, per Wikipedia
Wikipedia says these were filmed in Huvilakatu. Each title’s page links to the sentence that says so.
From published sources
Newspapers, film offices, archives and city filming permits say these were filmed at Huvilakatu. Each source is linked.
Filming locations nearby
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Landmarks & buildings
Kapteeninkatu 4
Finland · under 1 km
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Streets & squares
Kapteeninkatu
Finland · under 1 km
Street in Helsinki, Finland
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Landmarks & buildings
Eira Hospital
Finland · under 1 km
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Streets & squares
Chydeniuksentie
Finland · under 1 km
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Landmarks & buildings
Tehtaankatu 13
Finland · under 1 km
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Streets & squares
Armfeltintie
Finland · under 1 km