Denmark IBAN Validator & Format Checker
Validate and decode any Denmark International Bank Account Number (IBAN). Test the structure against the official format mask, check digits, and run an offline bank lookup.
Denmark IBAN Structure Rules
Every International Bank Account Number in Denmark follows a standardized format registry layout:
| Country Code | DK (Denmark) |
| Total Length | 18 characters |
| SEPA Member | Yes (SEPA Member) |
| Structure Format Mask | DK67 1234 5678 9012 34 |
| BBAN Regex Pattern | ^[0-9]{14}$ |
| Bank Code Range | Characters 5 to 8 (4 digits) |
| Account Number Range | Characters 9 to 18 (10 digits) |
Frequently Asked Questions
How long is a Denmark IBAN?
A Denmark IBAN consists of exactly 18 characters. It starts with the country code 'DK', followed by two check digits, and then the Basic Bank Account Number (BBAN).
What is the format of a Denmark IBAN?
The official format mask for a Denmark IBAN is 'DK67 1234 5678 9012 34'. The BBAN component matches the structure pattern '^[0-9]{14}{{FAQ_ACCORDION}}#039;.
Does Denmark participate in SEPA?
Denmark is a member of the Single Euro Payments Area (SEPA). Euro payments can be processed under SEPA rules.
How do I decode a Denmark IBAN?
A Denmark IBAN can be decoded into: the country code 'DK' (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 9-18).