Kainuu postal codes — Northern Finland, Finland

Kainuu is a city of Northern Finland, Finland.

Towns in Kainuu include Kajaani and Kehys-Kainuu, together with the surrounding localities whose postal codes are listed above.

How postal codes work in Kainuu

Finland uses a single national postal-code format, written as 99999. Five digits, numeric only. Codes in Kainuu follow that format like everywhere else in the country, for example 89730 for Ahjola.

Every code listed here for Kainuu begins with the prefix 89, which groups its delivery areas together within Finland's national numbering.

Postal codes across Finland, Kainuu included, are issued and maintained by Posti Group. Reference information is available at www.posti.fi.

Addressing format

Addresses in Finland are written [Street name] [House number], [Postal code] [City], and an address in Kainuu follows that same order:

Recipient name
[Street name] [House number], 89730 Ahjola

What this dataset covers

This reference dataset lists 50 postal codes for Kainuu, each paired with its locality and, where the source provides them, coordinates and a time zone.