Finland IBAN Validator & Format Checker
Validate and decode any Finland International Bank Account Number (IBAN). Test the structure against the official format mask, check digits, and run an offline bank lookup.
Finland IBAN Structure Rules
Every International Bank Account Number in Finland follows a standardized format registry layout:
| Country Code | FI (Finland) |
| Total Length | 18 characters |
| SEPA Member | Yes (SEPA Member) |
| Structure Format Mask | FI55 1234 5678 9012 34 |
| BBAN Regex Pattern | ^[0-9]{14}$ |
| Bank Code Range | Characters 5 to 7 (3 digits) |
| Account Number Range | Characters 8 to 18 (11 digits) |
Frequently Asked Questions
How long is a Finland IBAN?
A Finland IBAN consists of exactly 18 characters. It starts with the country code 'FI', followed by two check digits, and then the Basic Bank Account Number (BBAN).
What is the format of a Finland IBAN?
The official format mask for a Finland IBAN is 'FI55 1234 5678 9012 34'. The BBAN component matches the structure pattern '^[0-9]{14}{{FAQ_ACCORDION}}#039;.
Does Finland participate in SEPA?
Finland is a member of the Single Euro Payments Area (SEPA). Euro payments can be processed under SEPA rules.
How do I decode a Finland IBAN?
A Finland IBAN can be decoded into: the country code 'FI' (characters 1-2), check digits (characters 3-4), and the domestic bank account identifier containing the bank identifier (characters 5-7), and account number (characters 8-18).