Bank of Ireland IBAN in United Kingdom

What is an IBAN?

An IBAN (International Bank Account Number) is used to identify bank accounts across national borders. The IBAN consists of a two-letter country code, two check digits, and a string of up to 30 letters and numbers that identifies the bank account.

The IBAN system helps guide payments, typically international settlements, to the right account, by giving the banks processing transfers an indication of the country the account is held in, as well as the specific account number.

IBAN format

IBAN check digits

The two check digits enable a check to validate the proper bank account number has been submitted. The verification minimizes transcription errors.

What is the Bank of Ireland IBAN for United Kingdom?

Bank of Ireland IBAN structure

IBAN for Bank of Ireland in United Kingdom consists of up to 22 characters:

  • 2 letters ISO country code
  • 2 digits IBAN check digits
  • 4 characters SWIFT/BIC Code
  • 6 digits Sort Code
  • 8 digits Account Number

Bank of Ireland IBAN example

Bank of Ireland example for United Kingdom

GB 77 BOFI 601613 31926819

Bank of Ireland IBAN in print format
GB77 BOFI 6016 1331 9268 19

ISO Country Code GB

Checksum 77


Sort Code 601613

Account Number 31926819

How to find your Bank of Ireland IBAN

Check online banking

To ensure your money quickly reaches the right account, it’s essential to find the correct IBAN. Finding your Bank of Ireland IBAN shouldn’t be difficult. You can either use the example above to work out your IBAN, use an IBAN generator tool, or you can find everything you need by logging into Bank of Ireland online banking.

Use IBAN calculator

An IBAN calculator can generate the proper IBAN for your Bank of Ireland account by entering the required information.

Contact your bank

You can also contact Bank of Ireland directly to obtain your correct IBAN.

Why is it important to have the correct IBAN?

Avoid payments being returned

Using an incorrect IBAN number could mean that your payment gets returned, resulting in delays.

Prevent payments going to wrong account

Entering the wrong IBAN risks your payment being deposited into someone else’s account. Having the proper IBAN ensures your money goes where intended.

Confirming your Bank of Ireland IBAN is correct

Check IBAN with your bank

If you’re unsure of your IBAN, it’s important to check the number with Bank of Ireland to confirm it is correct.

Ask recipient to confirm details

You can also verify the IBAN by asking the intended payment recipient to validate the account details.


The IBAN system provides an added layer of security to ensure international bank transfers reach the correct accounts. Confirming you have the right Bank of Ireland IBAN is crucial for avoiding payments being returned or misdirected. Double check your IBAN to guarantee fast, smooth payments.


What is the maximum length of an IBAN?

The maximum length is 34 alphanumeric characters.

Are IBANs used only for international transfers?

No, while useful for cross-border payments, many banks now use IBANs for domestic transfers too.

Do all countries use IBANs?

The IBAN system covers over 70 countries globally but is not yet universal.

Can I make transfers without an IBAN?

It’s possible but not recommended as it increases the risk of errors. Using the IBAN ensures accuracy.

How do I know if my IBAN is correct?

You can validate the checksum digits or check your IBAN with your bank or the intended payment recipient.

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