5-digit Postal Codes Finland

Frequently Asked Questions

What is Finland's postal code system, and how is it used?

Finland's postal code data depicts the boundaries of approximately 3100 postal codes—known as postinumero—in all 19 Finnish counties. This postal code system was developed by the Finnish postal service (Posti Group) to aid in efficient mail routing across the country.

Does Finland have ZIP codes?

Yes. These are better known as area postal codes (or: postinumero). People also refer to postal codes as PIN codes. This is an short for Postal Index Number.

What is the length of postal codes in Finland?

The length of a ZIP code in Finland consists of 5 characters. These are 5 digits.

How are Finnish ZIP codes structured?

Finnish postal codes consist of five characters. These characters represent the following:

11xxx: The first two digits represent a specific municipality, or a group of small municipal communities.
xx11x: The third and fourth digits represent a Finnish district or village.
xxxx1: The last digit—either a 0 or a 1—represents a street or post office box, respectively.

How many postal codes are there in Finland?

3030

What's the current postal code range in Finland?

The current postal codes (postinumero) in Finland range from 00100 – 99990. The lowest 5-digit Finnish postal code (00100) targets Finland's southern capital Helsinki. The highest 5-digit postal code (99990) is located in Nuorgam—a village in the Utsjoki municipality in the region of Lapland, Finland.

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Looking for an easy way to explore postal codes in Finland? With our platform, you get access to a range of free tools to help you find, analyze, and understand postal codes—no sign-up required.

Postal Code Map Viewer – Easily visualize all Finnish postal code areas on an interactive map. See boundaries and locations at a glance.
Postal Code Finder in Finland – Quickly search for any Finnish postal code or area and find exact location details in seconds.
Random Postal Code Generator – Need a random postal code for testing, sampling, or discovery? Use our simple generator.
City-to-Postal Code Lookup – Discover which postal codes belong to which Finnish cities. For example: Helsinki postal code, Tampere postal code, Turku postal code, Oulu postal code, Espoo postal code.
Street-to-Postal Code Matching – Connect any Finnish street address to its corresponding postal code for more precise location data.

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