Finland Postal codes
Suomi
4.0K
5 chars
18
4
Interactive Map
Explore Finland's 18 regions with our interactive map.
Find Post Offices
Locate post offices across Finland. Find addresses and contact information.
Understanding Finland Postal codes
Within Finland, national post expects five-digit identifiers like 00100 on the address; under FI, automated sorting reads this token before last‑mile.
Key Characteristics
Code Type
Numeric
Administered By
National Postal Service
Coverage
Nationwide
Postal code format breakdown
Finland uses numeric postal codes with 5 digits (example: 00100). In our directory, these codes are organized from regions down to localities.
Visual Structure
Within Finland, national post expects five-digit identifiers like 00100 on the address; under FI, automated sorting reads this token before last‑mile.
Administrative Hierarchy
How Finland organises areas for postal codes
Regions Directory
Browse all 18 top-level divisions
Addressing Mail to Finland
Step-by-step guide for correct address formatting
Sample Address Block
Name; Street; City, State Postcode; Country
Delivery Best Practices
Tips for successful mail and package delivery
Always verify the postal code
Verify your postal code is complete (5 digits) before sending. Use our lookup tool to confirm accuracy.
Include all address levels
Write the full address hierarchy for best results.
Avoid abbreviations
Write out full region names to prevent sorting errors.
Don't omit the postal code
Missing postal codes cause significant delivery delays and may result in returned mail.
Shipping to Finland
What to know when sending packages
Standard domestic delivery within Finland typically takes 2–7 business days. International packages require complete address information including the postal code. Always include the correct 5-character code for fastest routing.
Frequently Asked Questions
Common questions about Finland postal codes
What is the postal code format for Finland?
Finland uses 5 digits in the postal code. An example is 00100. Within Finland, national post expects five-digit identifiers like 00100 on the address; under FI, automated sorting reads this token before last‑mile.
How many regions does Finland have?
Finland has 18 regions with postal code coverage. Use our browse tool to explore them.
How do I find my postal code in Finland?
Use our free lookup or browse by region to find the exact postal code for your location.
Where do I write the postal code on a Finland address?
The postal code is written on the same line as or immediately after the region, before the country name when mailing internationally.