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Czechia IBAN format
An IBAN from Czechia has 24 characters and starts with CZ. It is a SEPA country.
Layout
CZkk bbbb cccc cccc cccc cccc
CZ = country code · k = check digits · b = bank code · c = account number
| Part | Where | What |
|---|---|---|
| Country code | positions 1-2 | CZ |
| Check digits | positions 3-4 | 2 digits (mod 97) |
| Bank code | positions 5-8 | 4 characters |
| Account number | positions 9-24 | 16 characters |
Questions
How many characters is an IBAN in Czechia?
An IBAN from Czechia always has 24 characters: the country code CZ, 2 check digits and a 20-character national account number (BBAN).
How do I know a Czechia IBAN is correct?
Check the length (24), that it starts with CZ, and the mod-97 check digits. Our free IBAN checker does all three in one step and shows the bank when it is known.
Is Czechia in SEPA?
Yes. Euro transfers to Czechia IBANs can go as SEPA credit transfers.
Does a valid IBAN mean the account exists?
No. The check proves the number is well formed and the check digits match. Only the bank can confirm that the account is open and whose it is.