What is the name and length of the Finnish postal code?

In Finland, the system is known as the Postinumero. It is a standard five-digit numeric code.

What is the postal code for Helsinki?

Helsinki codes start with 00. The very center of the city, such as the Central Railway Station area, uses the Postinumero 00100.

Do Åland Islands use the same Finnish system?

Yes, although Åland is autonomous, it uses the Finnish five-digit system, with its codes beginning with the digits 22.

How can I find a specific Postinumero in Finland?

You can use the Postindex.net search bar or browse our regional directory of Finland to find accurate Postinumeros for any city or street.

Finland Postal Codes

Navigate the Finland postal network with precision. Our database provides a comprehensive directory of Postal Codes, covering everything from the administrative districts of Helsinki to the most remote localities. Ensure accurate mail routing and seamless logistics by using the correct geographic identifiers for every street and city across the country.

Regions of Finland

Central Finland Region

Central Ostrobothnia Region

North Ostrobothnia Region

South Ostrobothnia Region

Southern Savonia

Southwest Finland

Uusimaa

Finland Statistic

Capital

Helsinki

ISO Alpha-2

ISO Alpha-3

FIN

Calling code

+358

Currency

Euro (€)

Code Format

NNNNN

Regions / States

Total Postcodes

3,576

About Finland Postal System

Posti Group Oyj manages the Finnish postal framework, which is characterized by high levels of automation and digital integration. The five-digit numeric system covers the mainland and the Åland Islands, supporting logistics in a country with a vast and varied climate. Accurate postal data is fundamental to Finland’s highly efficient delivery services, which span from the southern archipelago to northern Lapland.

Address Example in Finland

MR. MATTI MEIKALAINEN
MANNERHEIMINTIE 10
00100 HELSINKI
FINLAND

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Code Structure

The Finnish Postinumero consists of five digits. The first two digits identify the major city or geographical region, while the third digit specifies the municipal district, and the final two indicate the specific delivery route.

FAQ about Finland

Code	Locality	Region
48100	Kotka	Kotka-Hamina
48101	Kotka	Kotka-Hamina
90100	Oulu	Oulu
90101	Oulu	Oulu
70100	Kuopio	Kuopio
70101	Kuopio	Kuopio
15100	Lahti	Lahti
15101	Lahti	Lahti
33100	Tampere	Tampere
33101	Tampere	Tampere
28100	Pori	Pori
28101	Pori	Pori