Portugal IBAN Validator & Format Checker
Validate and decode any Portugal International Bank Account Number (IBAN). Test the structure against the official format mask, check digits, and run an offline bank lookup.
Portugal IBAN Structure Rules
Every International Bank Account Number in Portugal follows a standardized format registry layout:
| Country Code | PT (Portugal) |
| Total Length | 25 characters |
| SEPA Member | Yes (SEPA Member) |
| Structure Format Mask | PT16 1234 5678 9012 3456 7890 1 |
| BBAN Regex Pattern | ^[0-9]{21}$ |
| Bank Code Range | Characters 5 to 8 (4 digits) |
| Account Number Range | Characters 9 to 25 (17 digits) |
Frequently Asked Questions
How long is a Portugal IBAN?
A Portugal IBAN consists of exactly 25 characters. It starts with the country code 'PT', followed by two check digits, and then the Basic Bank Account Number (BBAN).
What is the format of a Portugal IBAN?
The official format mask for a Portugal IBAN is 'PT16 1234 5678 9012 3456 7890 1'. The BBAN component matches the structure pattern '^[0-9]{21}{{FAQ_ACCORDION}}#039;.
Does Portugal participate in SEPA?
Portugal is a member of the Single Euro Payments Area (SEPA). Euro payments can be processed under SEPA rules.
How do I decode a Portugal IBAN?
A Portugal IBAN can be decoded into: the country code 'PT' (characters 1-2), check digits (characters 3-4), and the domestic bank account identifier containing the bank identifier (characters 5-8), and account number (characters 9-25).